US5792575A
Expired / Lapsed
US
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Lithium sulfur secondary battery and elecrode material for a non-aqueous battery
Assignee: Yazaki Corp
•
Filing: 1996-09-10
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Granted: 1998-08-11
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Expires: 2016-09-10
Abstract
Abstract A lithium sulfur secondary battery is provided with a cathode containing a highly basic polymer compound in a composition or in a form of a film. The lithium sulfur secondary battery gives a longer cyclic life of charging/discharging and high energy density.
Inventors
- 👤 Katsuhiko Naoi
- 👤 Takitaro Yamaguchi
- 👤 Akihiko Torikoshi
- 👤 Hiroshi Iizuka
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:33
CPC Classifications
H; H01; H01M; H01M10/00; H01M10/05; H01M10/052; H01M4/00; H01M4/02; H01M4/36; H01M4/60; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 83
Claim 1
Independent Claim
40 words
A lithium sulfur secondary battery comprising: a cathode containing a sulfide compound as an active material and a basic polymer compound; an anode opposite to said cathode, said anode containing lithium; and a separator separating said anode and said cathode.
Claim 2
Dependent Claim
40 words
A lithium sulfur secondary battery comprising: a cathode containing a sulfide compound as an active material and a basic polymer compound; an anode opposite to said cathode, said anode containing lithium; and a separator separating said anode and said cathode.
Claim 3
Dependent Claim
18 words
A lithium sulfur secondary battery according to claim 1, wherein said basic polymer compound is a polyvinyl compound.
Claim 4
Dependent Claim
50 words
A lithium sulfur secondary battery comprising: a cathode containing a sulfide compound as an active material and a basic polymer compound, wherein said basic polymer compound is a polyacetylene compound; an anode opposite to said cathode, said a node containing lithium; and a separator separating said anode and said cathode.
Claim 5
Dependent Claim
50 words
A lithium sulfur secondary battery comprising: a cathode containing a sulfide compound as an active material and a basic polymer compound, wherein said basic polymer compound is a polyacetylene compound; an anode opposite to said cathode, said a node containing lithium; and a separator separating said anode and said cathode.
Claim 6
Dependent Claim
20 words
A lithium sulfur secondary battery according to claim 1, wherein said cathode contains a powdery conductive material in its composition.
Claim 7
Dependent Claim
20 words
A lithium sulfur secondary battery according to claim 2, wherein said cathode contains a powdery conductive material in its composition.
Claim 8
Dependent Claim
20 words
A lithium sulfur secondary battery according to claim 3, wherein said cathode contains a powdery conductive material in its composition.
Claim 9
Dependent Claim
163 words
A lithium sulfur secondary battery according to claim 2, wherein said polyvinyl compound is expressed by a general chemical formula: --(CH.sub.2 --CHX).sub.n -- wherein X is a basic group selected from the group consisting of an amino group (NH 2 --), an aminomethyl group (NH 2 CH--), an aminoethyl group (NH 2 CH 2 CH 2 --, CH 3 CH(NH 2 )--), an amino-n-bythyl group (NH 2 CH 2 CH 2 CH 2 --, CH 3 CH(NH 2 )CH 2 , CH 3 CH 2 CH(NH 2 )--), a methyaminomethyl group (CH 3 NHCH 2 --), an aminophenyl group (isomers of NH 2 C 6 H 4 --), an aminomethylphenyl group (isomers of C 6 H 3 (CH 3 )(NH 2 )--), an aminobenzyl group (isomers of NH 2 C 6 H 4 CH 2 --), a pyridyl group (isomers of NC 5 H 4 ), a hydrazino group (NH 2 NH--), and an oxopyrrolidinyl group (isomers of NOC 4 H 6 ).
Claim 10
Dependent Claim
164 words
A lithium sulfur secondary battery according to claim 3, wherein said polyacetylene compound is expressed by a general chemical formula: --(CH═CX--).sub.n wherein X is a basic group selected from the group consisting of an amino group (NH 2 --), an aminomethyl group (NH 2 CH--), an aminoethyl group (NH 2 CH 2 CH 2 --, CH 3 CH(NH 2 )--), an amino-n-bythyl group (NH 2 CH 2 CH 2 CH 2 --, CH 3 CH(NH 2 )CH 2 , CH 3 CH 2 CH(NH 2 )--), a methyaminomethyl group (CH 3 NHCH 2 --), an aminophenyl group (isomers of NH 2 C 6 H 4 --), an aminomethylphenyl group (isomers represented by chemical formula C 6 H 3 (CH 3 )(NH 2 )--), an aminobenzyl group (isomers of NH 2 C 6 H 4 CH 2 --), a pyridyl group (isomers of NC 5 H 4 ), a hydrazino group (NH 2 NH--), and an oxopyrrolidinyl group (isomers of NOC 4 H 6 ).
Claim 11
Dependent Claim
163 words
A lithium sulfur secondary battery according to claim 5, wherein said polyvinyl compound is expressed by a general chemical formula: --(CH.sub.2 --CHX--).sub.n -- wherein X is a basic group selected from the group consisting of an amino group (NH 2 --), an aminomethyl group (NH 2 CH--), an aminoethyl group (NH 2 CH 2 CH 2 --, CH 3 CH(NH 2 )--), an amino-n-bythyl group (NH 2 CH 2 CH 2 CH 2 --, CH 3 CH(NH 2 )CH 2 , CH 3 CH 2 CH(NH 2 )--), a methyaminomethyl group (CH 3 NHCH 2 --), an aminophenyl group (isomers of NH 2 C 6 H 4 --), an aminomethylphenyl group (isomers of C 6 H 3 (CH 3 )(NH 2 )--), an aminobenzyl group (isomers of NH 2 C 6 H 4 CH 2 --), a pyridyl group (isomers of NC 5 H 4 ), a hydrazino group (NH 2 NH--), and an oxopyrrolidinyl group (isomers of NOC 4 H 6 ).
Claim 12
Dependent Claim
162 words
A lithium sulfur secondary battery according to claim 6, wherein said polyacetylene compound is expressed by a general chemical formula: --(CH═CX--).sub.n -- wherein X is a basic group selected from the group consisting of an amino group (NH 2 --), an aminomethyl group (NH 2 CH--), an aminoethyl group (NH 2 CH 2 CH 2 --, CH 3 CH(NH 2 )--), an amino-n-bythyl group (NH 2 CH 2 CH 2 CH 2 --, CH 3 CH(NH 2 )CH 2 , CH 3 CH 2 CH(NH 2 )--), a methyaminomethyl group (CH 3 NHCH 2 --), an aminophenyl group (isomers of NH 2 C 6 H 4 --), an aminomethylphenyl group (isomers of C 6 H 3 (CH 3 )(NH 2 )--), an aminobenzyl group (isomers of NH 2 C 6 H 4 CH 2 --), a pyridyl group (isomers of NC 5 H 4 ), a hydrazino group (NH 2 NH--), and an oxopyrrolidinyl group (isomers of NOC 4 H 6 ).
Claim 13
Dependent Claim
65 words
A lithium sulfur secondary battery comprising: a cathode containing a sulfide compound as an active material and a basic polymer compound, wherein said sulfide compound is selected from the group consisting of a disulfide compound and a polysulfide compound having two or more successive sulfur-sulfur bonds; an anode opposite to said cathode, said anode containing lithium; and a separator separating said anode and said cathode.
Claim 14
Dependent Claim
65 words
A lithium sulfur secondary battery comprising: a cathode containing a sulfide compound as an active material and a basic polymer compound, wherein said sulfide compound is selected from the group consisting of a disulfide compound and a polysulfide compound having two or more successive sulfur-sulfur bonds; an anode opposite to said cathode, said anode containing lithium; and a separator separating said anode and said cathode.
Claim 15
Dependent Claim
75 words
A lithium sulfur secondary battery comprising: a cathode containing a sulfide compound as an active material and a basic polymer compound, wherein said sulfide compound is selected from the group consisting of a disulfide compound and a polysulfide compound having two or more successive sulfur-sulfur bonds, and wherein said basic polymer compound is a polyvinyl compound; an anode opposite to said cathode, said anode containing lithium; and a separator separating said anode and said cathode.
Claim 16
Dependent Claim
75 words
A lithium sulfur secondary battery comprising: a cathode containing a sulfide compound as an active material and a basic polymer compound, wherein said sulfide compound is selected from the group consisting of a disulfide compound and a polysulfide compound having two or more successive sulfur-sulfur bonds, and wherein said basic polymer compound is a polyvinyl compound; an anode opposite to said cathode, said anode containing lithium; and a separator separating said anode and said cathode.
Claim 17
Dependent Claim
34 words
A lithium sulfur secondary battery according to claim 3, wherein said sulfide compound is selected from the group consisting of a disulfide compound and a polysulfide compound having two or more successive sulfur-sulfur bonds.
Claim 18
Dependent Claim
69 words
A lithium sulfur secondary battery comprising: a cathode containing a sulfide compound as an active material, a powdery conductive material, and a basic polymer compound, wherein said sulfide compound is selected from the group consisting of a disulfide compound and a polysulfide compound having two or more successive sulfur-sulfur bonds; an anode opposite to said cathode, said anode containing lithium; and a separator separating said anode and said cathode.
Claim 19
Dependent Claim
69 words
A lithium sulfur secondary battery comprising: a cathode containing a sulfide compound as an active material, a powdery conductive material, and a basic polymer compound, wherein said sulfide compound is selected from the group consisting of a disulfide compound and a polysulfide compound having two or more successive sulfur-sulfur bonds; an anode opposite to said cathode, said anode containing lithium; and a separator separating said anode and said cathode.
Claim 20
Dependent Claim
79 words
A lithium sulfur secondary battery comprising: a cathode containing a sulfide compound as an active material, a powdery conductive material, and a basic polymer compound, wherein said sulfide compound is selected from the group consisting of a disulfide compound and a polysulfide compound having two or more successive sulfur-sulfur bonds, and wherein said basic polymer compound is a polyvinyl compound; an anode opposite to said cathode, said anode containing lithium; and a separator separating said anode and said cathode.
Claim 21
Dependent Claim
79 words
A lithium sulfur secondary battery comprising: a cathode containing a sulfide compound as an active material, a powdery conductive material, and a basic polymer compound, wherein said sulfide compound is selected from the group consisting of a disulfide compound and a polysulfide compound having two or more successive sulfur-sulfur bonds, and wherein said basic polymer compound is a polyvinyl compound; an anode opposite to said cathode, said anode containing lithium; and a separator separating said anode and said cathode.
Claim 22
Dependent Claim
34 words
A lithium sulfur secondary battery according to claim 6, wherein said sulfide compound is selected from the group consisting of a disulfide compound and a polysulfide compound having two or more successive sulfur-sulfur bonds.
Claim 23
Dependent Claim
90 words
A lithium sulfur secondary battery according to claim 1, further comprising: a cathode can whose internal face is in contact with a first face of said cathode; an anode can whose internal face is in contact with a first face of said anode; wherein the separator includes an insulating porous separator material sandwiched between second surfaces of said cathode and said anode; and wherein the secondary battery further includes an insulating packing secured to an internal wall of said cathode can for preventing said anode from contacting said cathode can.
Claim 24
Dependent Claim
113 words
A lithium sulfur secondary battery comprising: a cathode containing a sulfide compound as an active material and a basic polymer compound; an anode opposite to said cathode, said anode containing lithium; a cathode can whose internal face is in contact with a first face of said cathode; an anode can whose internal face is in contact with a first face of said anode; a separator separating said anode and said cathode, wherein said separator includes an insulating, porous non-woven fabric material sandwiched between second surfaces of said cathode and said anode; and an insulating packing secured to an internal wall of said cathode can for preventing said anode from contacting said cathode can.
Claim 25
Dependent Claim
113 words
A lithium sulfur secondary battery comprising: a cathode containing a sulfide compound as an active material and a basic polymer compound; an anode opposite to said cathode, said anode containing lithium; a cathode can whose internal face is in contact with a first face of said cathode; an anode can whose internal face is in contact with a first face of said anode; a separator separating said anode and said cathode, wherein said separator includes an insulating, porous non-woven fabric material sandwiched between second surfaces of said cathode and said anode; and an insulating packing secured to an internal wall of said cathode can for preventing said anode from contacting said cathode can.
Claim 26
Dependent Claim
20 words
A battery material for a non-aqueous battery comprising: a sulfide compound as an active material; and a basic polymer compound.
Claim 27
Dependent Claim
20 words
A battery material for a non-aqueous battery comprising: a sulfide compound as an active material; and a basic polymer compound.
Claim 28
Dependent Claim
15 words
A battery material according to claim 19, wherein said basic polymer compound is a polyvinyl.
Claim 29
Dependent Claim
29 words
A battery material for a non-aqueous battery comprising: a sulfide compound as an active material; and a basic polymer compound, wherein said basic polymer compound is a polyacetylene compound.
Claim 30
Dependent Claim
29 words
A battery material for a non-aqueous battery comprising: a sulfide compound as an active material; and a basic polymer compound, wherein said basic polymer compound is a polyacetylene compound.
Claim 31
Dependent Claim
13 words
A battery material according to claim 19, further comprising a powdery conductive material.
Claim 32
Dependent Claim
13 words
A battery material according to claim 20, further comprising a powdery conductive material.
Claim 33
Dependent Claim
13 words
A battery material according to claim 21, further comprising a powdery conductive material.
Claim 34
Dependent Claim
164 words
A battery material according to claim 22, wherein said basic polymer compound includes a material expressed by a general chemical formula: --(CH.sub.2 --CHX).sub.n -- wherein X is a basic group selected from the group consisting of an amino group (NH 2 --), an aminomethyl group (NH 2 CH--), an aminoethyl group (NH 2 CH 2 CH 2 --, CH 3 CH(NH 2 )--), an amino-n-bythyl group (NH 2 CH 2 CH 2 CH 2 --, CH 3 CH(NH 2 )CH 2 , CH 3 CH 2 CH(NH 2 )--), a methyaminomethyl group (CH 3 NHCH 2 --), an aminophenyl group (isomers of NC 2 C 6 H 4 --), an aminomethylphenyl group (isomers of C 6 H 3 (CH 3 )(NH 2 )--), an aminobenzyl group (isomers of NH 2 C 6 H 4 CH 2 --), a pyridyl group (isomers of NC 5 H 4 ), a hydrazino group (NH 2 NH--), and an oxopyrrolidinyl group (isomers of NOC 4 H 6 ).
Claim 35
Dependent Claim
161 words
A battery material according to claim 23, wherein said polyvinyl compound is expressed by a general chemical formula: --(CH.sub.2 --CHX).sub.n -- wherein X is a basic group selected from the group consisting of an amino group (NH 2 --), an aminomethyl group (NH 2 CH--), an aminoethyl group (NH 2 CH 2 CH 2 --, CH 3 CH(NH 2 )--), an amino-n-bythyl group (NH 2 CH 2 CH 2 CH 2 --, CH 3 CH(NH 2 )CH 2 , CH 3 CH 2 CH(NH 2 )--), a methyaminomethyl group (CH 3 NHCH 2 --), an aminophenyl group (isomers of NH 2 C 6 H 4 --), an aminomethylphenyl group (isomers of C 6 H 3 (CH 3 )(NH 2 )--), an aminobenzyl group (isomers of NH 2 C 6 H 4 CH 2 --), a pyridyl group (isomers of NC 5 H 4 ), a hydrazino group (NH 2 NH--), and an oxopyrrolidinyl group (isomers of NOC 4 H 6 ).
Claim 36
Dependent Claim
163 words
A battery material according to claim 21, wherein said polyacetylene compound is expressed by a general chemical formula: --(CH═CX--).sub.n -- wherein X is a basic group selected from the group consisting of an amino group (NH 2 --), an aminomethyl group (NH 2 CH--), an aminoethyl group (NH 2 CH 2 CH 2 --, CH 3 CH(NH 2 )--), an amino-n-bythyl group (NH 2 CH 2 CH 2 CH 2 --, CH 3 CH(NH 2 )CH 2 , CH 3 CH 2 CH(NH 2 )--), a methyaminomethyl group (CH 3 NHCH 2 --), an aminophenyl group (isomers of NH 2 C 6 H 4 --), an aminomethylphenyl group (isomers represented by chemical formula C 6 H 3 (CH 3 )(NH 2 )--), an aminobenzyl group (isomers of NH 2 C 6 H 4 CH 2 --) a pyridyl group (isomers of NC 5 H 4 ), a hydrazino group (NH 2 NH--), and an oxopyrrolidinyl group (isomers of NOC 4 H 6 ).
Claim 37
Dependent Claim
163 words
A battery material according to claim 24, wherein said polyacetylene compound is expressed by a general chemical formula: --(CH═CX--).sub.n -- wherein X is a basic group selected from the group consisting of an amino group (NH 2 --), an aminomethyl group (NH 2 CH--), an aminoethyl group (NH 2 CH 2 CH 2 --, CH 3 CH(NH 2 )--), an amino-n-bythyl group (NH 2 CH 2 CH 2 CH 2 --, CH 3 CH(NH 2 )CH 2 , CH 3 CH 2 CH(NH 2 )--), a methyaminomethyl group (CH 3 NHCH 2 --), an aminophenyl group (isomers of NH 2 C 6 H 4 --), an aminomethylphenyl group (isomers represented by chemical formula C 6 H 3 (CH 3 )(NH 2 )--), an aminobenzyl group (isomers of NH 2 C 6 H 4 CH 2 --), a pyridyl group (isomers of NC 5 H 4 ), a hydrazino group (NH 2 NH--), and an oxopyrrolidinyl group (isomers of NOC 4 H 6 ).
Claim 38
Dependent Claim
45 words
A battery material for a non-aqueous battery comprising: a sulfide compound as an active material, wherein said sulfide compound is selected from the group consisting of a disulfide compound and a polysulfide compound having two or more successive sulfur-sulfur bonds; and a basic polymer compound.
Claim 39
Dependent Claim
45 words
A battery material for a non-aqueous battery comprising: a sulfide compound as an active material, wherein said sulfide compound is selected from the group consisting of a disulfide compound and a polysulfide compound having two or more successive sulfur-sulfur bonds; and a basic polymer compound.
Claim 40
Dependent Claim
54 words
A battery material for a non-aqueous battery comprising: a sulfide compound as an active material, wherein said sulfide compound is selected from the group consisting of a disulfide compound and a polysulfide compound having two or more successive sulfur-sulfur bonds; and a basic polymer compound, wherein said basic polymer compound is a polyvinyl compound.
Claim 41
Dependent Claim
54 words
A battery material for a non-aqueous battery comprising: a sulfide compound as an active material, wherein said sulfide compound is selected from the group consisting of a disulfide compound and a polysulfide compound having two or more successive sulfur-sulfur bonds; and a basic polymer compound, wherein said basic polymer compound is a polyvinyl compound.
Claim 42
Dependent Claim
32 words
A battery material according to claim 21, wherein said sulfide compound is selected from the group consisting of a disulfide compound and a polysulfide compound having two or more successive sulfur-sulfur bonds.
Claim 43
Dependent Claim
49 words
A battery material for a non-aqueous battery comprising: a sulfide compound as an active material, wherein said sulfide compound is selected from the group consisting of a disulfide compound and a polysulfide compound having two or more successive sulfur-sulfur bonds; a basic polymer compound; and a powdery conductive material.
Claim 44
Dependent Claim
49 words
A battery material for a non-aqueous battery comprising: a sulfide compound as an active material, wherein said sulfide compound is selected from the group consisting of a disulfide compound and a polysulfide compound having two or more successive sulfur-sulfur bonds; a basic polymer compound; and a powdery conductive material.
Claim 45
Dependent Claim
58 words
A battery material for a non-aqueous battery comprising: a sulfide compound as an active material, wherein said sulfide compound is selected from the group consisting of a disulfide compound and a polysulfide compound having two or more successive sulfur-sulfur bonds; a basic polymer compound, wherein said basic polymer compound is a polyvinyl compound; and a powdery conductive material.
Claim 46
Dependent Claim
58 words
A battery material for a non-aqueous battery comprising: a sulfide compound as an active material, wherein said sulfide compound is selected from the group consisting of a disulfide compound and a polysulfide compound having two or more successive sulfur-sulfur bonds; a basic polymer compound, wherein said basic polymer compound is a polyvinyl compound; and a powdery conductive material.
Claim 47
Dependent Claim
32 words
A battery material according to claim 24, wherein said sulfide compound is selected from the group consisting of a disulfide compound and a polysulfide compound having two or more successive sulfur-sulfur bonds.
Claim 48
Dependent Claim
54 words
A lithium sulfur secondary battery comprising: a cathode including an electrode substance and a film of a basic polymer compound applied on said electrode substance, said cathode carrying a sulfide compound as an active material; an anode opposite to said cathode, said anode containing lithium; and a separator separating said anode and said cathode.
Claim 49
Dependent Claim
54 words
A lithium sulfur secondary battery comprising: a cathode including an electrode substance and a film of a basic polymer compound applied on said electrode substance, said cathode carrying a sulfide compound as an active material; an anode opposite to said cathode, said anode containing lithium; and a separator separating said anode and said cathode.
Claim 50
Dependent Claim
18 words
A lithium sulfur secondary battery according to claim 35, wherein said basic polymer compound is a polyvinyl compound.
Claim 51
Dependent Claim
18 words
A lithium sulfur secondary battery according to claim 35, wherein said basic polymer compound is a polyacetylene compound.
Claim 52
Dependent Claim
43 words
A lithium sulfur secondary battery according to claim 35, wherein said electrode substance is selected from the group consisting of gold (Au), platinum (Pt), silver (Ag), nickel (Ni), titanium (Ti), glassy-carbon, palladium (Pd), copper (Cu), iron (Fe), indium (In), tungsten (W) and graphite.
Claim 53
Dependent Claim
43 words
A lithium sulfur secondary battery according to claim 36, wherein said electrode substance is selected from the group consisting of gold (Au), platinum (Pt), silver (Ag), nickel (Ni), titanium (Ti), glassy-carbon, palladium (Pd), copper (Cu), iron (Fe), indium (In), tungsten (W) and graphite.
Claim 54
Dependent Claim
43 words
A lithium sulfur secondary battery according to claim 37, wherein said electrode substance is selected from the group consisting of gold (Au), platinum (Pt), silver (Ag), nickel (Ni), titanium (Ti), glassy-carbon, palladium (Pd), copper (Cu), iron (Fe), indium (In), tungsten (W) and graphite.
Claim 55
Dependent Claim
163 words
A lithium sulfur secondary battery according to claim 36, wherein said polyvinyl compound is expressed by a general chemical formula: --(CH.sub.2 --CHX).sub.n -- wherein X is a basic group selected from the group consisting of an amino group (NH 2 --), an aminomethyl group (NH 2 CH--), an aminoethyl group (NH 2 CH 2 CH 2 --, CH 3 CH(NH 2 )--), an amino-n-bythyl group (NH 2 CH 2 CH 2 CH 2 --, CH 3 CH(NH 2 )CH 2 , CH 3 CH 2 CH(NH 2 )--), a methyaminomethyl group (CH 3 NHCH 2 --), an aminophenyl group (isomers of NH 2 C 6 H 4 --), an aminomethylphenyl group (isomers of C 6 H 3 (CH 3 )(NH 2 )--), an aminobenzyl group (isomers of NH 2 C 6 H 4 CH 2 --), a pyridyl group (isomers of NC 5 H 4 ), a hydrazino group (NH 2 NH--), and an oxopyrrolidinyl group (isomers of NOC 4 H 6 ).
Claim 56
Dependent Claim
162 words
A lithium sulfur secondary battery according to claim 37, wherein said polyacetylene compound is expressed by a general chemical formula: --(CH═CX--).sub.n -- wherein X is a basic group selected from the group consisting of an amino group (NH 2 --), an aminomethyl group (NH 2 CH--), an aminoethyl group (NH 2 CH 2 CH 2 --, CH 3 CH(NH 2 )--), an amino-n-bythyl group (NH 2 CH 2 CH 2 CH 2 --, CH 3 CH(NH 2 )CH 2 , CH 3 CH 2 CH(NH 2 )--), a methyaminomethyl group (CH 3 NHCH 2 --), an aminophenyl group (isomers of NH 2 C 6 H 4 --), an aminomethylphenyl group (isomers of C 6 H 3 (CH 3 )(NH 2 )--), an aminobenzyl group (isomers of NH 2 C 6 H 4 CH 2 --), a pyridyl group (isomers of NC 5 H 4 ), a hydrazino group (NH 2 NH--), and an oxopyrrolidinyl group (isomers of NOC 4 H 6 ).
Claim 57
Dependent Claim
163 words
A lithium sulfur secondary battery according to claim 39, wherein said polyvinyl compound is expressed by a general chemical formula: --(CH.sub.2 --CHX--).sub.n -- wherein X is a basic group selected from the group consisting of an amino group (NH 2 --), an aminomethyl group (NH 2 CH--), an aminoethyl group (NH 2 CH 2 CH 2 --, CH 3 CH(NH 2 )--), an amino-n-bythyl group (NH 2 CH 2 CH 2 CH 2 --, CH 3 CH(NH 2 )CH 2 , CH 3 CH 2 CH(NH 2 )--), a methyaminomethyl group (CH 3 NHCH 2 --), an aminophenyl group (isomers of NH 2 C 6 H 4 --), an aminomethylphenyl group (isomers of C 6 H 3 (CH 3 )(NH 2 )--), an aminobenzyl group (isomers of NH 2 C 6 H 4 CH 2 --), a pyridyl group (isomers of NC 5 H 4 ), a hydrazino group (NH 2 NH--), and an oxopyrrolidinyl group (isomers of NOC 4 H 6 ).
Claim 58
Dependent Claim
162 words
A lithium sulfur secondary battery according to claim 40, wherein said polyacetylene compound is expressed by a general chemical formula: --(CH═CX--).sub.n -- wherein X is a basic group selected from the group consisting of an amino group (NH 2 --), an aminomethyl group (NH 2 CH--), an aminoethyl group (NH 2 CH 2 CH 2 --, CH 3 CH(NH 2 )--), an amino-n-bythyl group (NH 2 CH 2 CH 2 CH 2 --, CH 3 CH(NH 2 )CH 2 , CH 3 CH 2 CH(NH 2 )--), a methyaminomethyl group (CH 3 NHCH 2 --), an aminophenyl group (isomers of NH 2 C 6 H 4 --), an aminomethylphenyl group (isomers of C 6 H 3 (CH 3 )(NH 2 )--), an aminobenzyl group (isomers of NH 2 C 6 H 4 CH 2 --), a pyridyl group (isomers of NC 5 H 4 ), a hydrazino group (NH 2 NH--), and an oxopyrrolidinyl group (isomers of NOC 4 H 6 ).
Claim 59
Dependent Claim
34 words
A lithium sulfur secondary battery according to claim 35, wherein said sulfide compound is selected from the group consisting of a disulfide compound and a polysulfide compound having two or more successive sulfur-sulfur bonds.
Claim 60
Dependent Claim
34 words
A lithium sulfur secondary battery according to claim 36, wherein said sulfide compound is selected from the group consisting of a disulfide compound and a polysulfide compound having two or more successive sulfur-sulfur bonds.
Claim 61
Dependent Claim
34 words
A lithium sulfur secondary battery according to claim 37, wherein said sulfide compound is selected from the group consisting of a disulfide compound and a polysulfide compound having two or more successive sulfur-sulfur bonds.
Claim 62
Dependent Claim
34 words
A lithium sulfur secondary battery according to claim 38, wherein said sulfide compound is selected from the group consisting of a disulfide compound and a polysulfide compound having two or more successive sulfur-sulfur bonds.
Claim 63
Dependent Claim
34 words
A lithium sulfur secondary battery according to claim 39, wherein said sulfide compound is selected from the group consisting of a disulfide compound and a polysulfide compound having two or more successive sulfur-sulfur bonds.
Claim 64
Dependent Claim
34 words
A lithium sulfur secondary battery according to claim 40, wherein said sulfide compound is selected from the group consisting of a disulfide compound and a polysulfide compound having two or more successive sulfur-sulfur bonds.
Claim 65
Dependent Claim
89 words
A lithium sulfur secondary battery according to claim 35, further comprising: a cathode can whose internal face is in contact with a first face of said cathode; an anode can whose internal face is in contact with a first face of said anode; wherein the separator includes an insulating porous material sandwiched between second faces of said cathode and said anode; and wherein the secondary battery further comprises an insulating packing secured to an internal wall of said cathode can for preventing said cathode from contacting said anode can.
Claim 66
Dependent Claim
18 words
A lithium sulfur secondary battery according to claim 51, wherein said separator is made of a non-woven fabric.
Claim 67
Dependent Claim
37 words
A battery material for a non-aqueous battery comprising: an electrode substrate material; and a film of a basic polymer compound applied on said electrode substrate material, said basic polymer carrying a sulfide compound as an active material.
Claim 68
Dependent Claim
37 words
A battery material for a non-aqueous battery comprising: an electrode substrate material; and a film of a basic polymer compound applied on said electrode substrate material, said basic polymer carrying a sulfide compound as an active material.
Claim 69
Dependent Claim
16 words
A battery material according to claim 53, wherein said basic polymer compound is a polyvinyl compound.
Claim 70
Dependent Claim
16 words
A battery material according to claim 53, wherein said basic polymer compound is a polyacetylene compound.
Claim 71
Dependent Claim
42 words
A battery material according to claim 53, wherein said electrode substrate material is selected from the group consisting of gold (Au), platinum (Pt), silver (Ag), nickel (Ni), titanium (Ti), glassy-carbon, palladium (Pd), copper (Cu), iron (Fe), indium (In), tungsten (W) and graphite.
Claim 72
Dependent Claim
42 words
A battery material according to claim 54, wherein said electrode substrate material is selected from the group consisting of gold (Au), platinum (Pt), silver (Ag), nickel (Ni), titanium (Ti), glassy-carbon, palladium (Pd), copper (Cu), iron (Fe), indium (In), tungsten (W) and graphite.
Claim 73
Dependent Claim
42 words
A battery material according to claim 55, wherein said electrode substrate material is selected from the group consisting of gold (Au), platinum (Pt), silver (Ag), nickel (Ni), titanium (Ti), glassy-carbon, palladium (Pd), copper (Cu), iron (Fe), indium (In), tungsten (W) and graphite.
Claim 74
Dependent Claim
164 words
A battery material according to claim 54, wherein said polyvinyl compound is expressed by a general chemical formula: --(CH.sub.2 --CHX).sub.n -- wherein X is a basic group selected from the group consisting of an amino group (NH 2 --), an aminomethyl group (NH 2 CH--), an aminoethyl group (NH 2 CH 2 CH 2 --, CH 3 CH(NH 2 )--), an amino-n-bythyl group (NH 2 CH 2 CH 2 CH 2 --, CH 3 CH(NH 2 )CH 2 , CH 3 CH 2 CH(NH 2 )--), a methyaminomethyl group (CH 3 NHCH 2 --), an aminophenyl group (isomers of NH 2 C 6 H 4 --), an aminomethylphenyl group (isomers represented by chemical formula C 6 H 3 (CH 3 )(NH 2 )--), an aminobenzyl group (isomers of NH 2 C 6 H 4 CH 2 --), a pyridyl group (isomers of NC 5 H 4 ), a hydrazino group (NH 2 NH--), and an oxopyrrolidinyl group (isomers of NOC 4 H 6 ).
Claim 75
Dependent Claim
161 words
A battery material according to claim 57, wherein said polyvinyl compound is expressed by a general chemical formula: --(CH.sub.2 --CHX).sub.n -- wherein X is a basic group selected from the group consisting of an amino group (NH 2 --), an aminomethyl group (NH 2 CH--), an aminoethyl group (NH 2 CH 2 CH 2 --, CH 3 CH(NH 2 )--), an amino-n-bythyl group (NH 2 CH 2 CH 2 CH 2 --, CH 3 CH(NH 2 )CH 2 , CH 3 CH 2 CH(NH 2 )--), a methyaminomethyl group (CH 3 NHCH 2 --), an aminophenyl group (isomers of NH 2 C 6 H 4 --), an aminomethylphenyl group (isomers of C 6 H 3 (CH 3 )(NH 2 )--), an aminobenzyl group (isomers of NH 2 C 6 H 4 CH 2 --), a pyridyl group (isomers of NC 5 H 4 ), a hydrazino group (NH 2 NH--), and an oxopyrrolidinyl group (isomers of NOC 4 H 6 ).
Claim 76
Dependent Claim
163 words
A battery material according to claim 55, wherein said polyacetylene compound is expressed by a general chemical formula: --(CH═CX--).sub.n -- wherein X is a basic group selected from the group consisting of an amino group (NH 2 --), an aminomethyl group (NH 2 CH--), an aminoethyl group (NH 2 CH 2 CH 2 --, CH 3 CH(NH 2 )--), an amino-n-bythyl group (NH 2 CH 2 CH 2 CH 2 --, CH 3 CH(NH 2 )CH 2 , CH 3 CH 2 CH(NH 2 )--), a methyaminomethyl group (CH 3 NHCH 2 --), an aminophenyl group (isomers of NH 2 C 6 H 4 --), an aminomethylphenyl group (isomers represented by chemical formula C 6 H 3 (CH 3 )(NH 2 )--), an aminobenzyl group (isomers of NH 2 C 6 H 4 CH 2 --), a pyridyl group (isomers of NC 5 H 4 ), a hydrazino group (NH 2 NH--), and an oxopyrrolidinyl group (isomers of NOC 4 H 6 ).
Claim 77
Dependent Claim
159 words
A battery material according to claim 58, wherein said polyacetylene compound is expressed by a general chemical formula: --(CH═CX--).sub.n -- wherein X is a basic group selected from the group consisting of an amino group (NH 2 --), an aminomethyl group (NH 2 CH--), an aminoethyl group (NH 2 CH 2 CH 2 --, CH 3 CH(NH 2 )--), an amino-n-bythyl group (NH 2 CH 2 CH 2 CH 2 --,CH 3 CH(NH 2 )CH 2 , CH 3 CH 2 CH(NH 2 )--), a methyaminomethyl group (CH 3 NHCH 2 --), an aminophenyl group (isomers of NH 2 C 6 H 4 --), an aminomethylphenyl group (isomers of C 6 H 3 (CH 3 )(NH 2 )--), an aminobenzyl group (isomers of NH 2 C 6 H 4 CH 2 --), a pyridyl group (isomers of NC 5 H 4 ), a hydrazino group (NH 2 NH--), and an oxopyrrolidinyl group (isomers of NOC 4 H 6 ).
Claim 78
Dependent Claim
32 words
A battery material according to claim 53, wherein said sulfide compound is selected from the group consisting of a disulfide compound and a polysulfide compound having two or more successive sulfur-sulfur bonds.
Claim 79
Dependent Claim
32 words
A battery material according to claim 54, wherein said sulfide compound is selected from the group consisting of a disulfide compound and a polysulfide compound having two or more successive sulfur-sulfur bonds.
Claim 80
Dependent Claim
32 words
A battery material according to claim 55, wherein said sulfide compound is selected from the group consisting of a disulfide compound and a polysulfide compound having two or more successive sulfur-sulfur bonds.
Claim 81
Dependent Claim
32 words
A battery material according to claim 56, wherein said sulfide compound is selected from the group consisting of a disulfide compound and a polysulfide compound having two or more successive sulfur-sulfur bonds.
Claim 82
Dependent Claim
32 words
A battery material according to claim 57, wherein said sulfide compound is selected from the group consisting of a disulfide compound and a polysulfide compound having two or more successive sulfur-sulfur bonds.
Claim 83
Dependent Claim
32 words
A battery material according to claim 58, wherein said sulfide compound is selected from the group consisting of a disulfide compound and a polysulfide compound having two or more successive sulfur-sulfur bonds.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
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| 3.5 Years (Year 4) | 2001-08-10 | 2002-02-09 | 2002-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2005-08-10 | 2006-02-09 | 2006-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2009-08-10 | 2010-02-09 | 2010-08-11 | $7700.00 | Window Closed / Lapsed |