US4438228A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Filled and plasticized blends of linear low density polyethylene
Assignee: EIDP Inc
•
Filing: 1981-06-15
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Granted: 1984-03-20
•
Expires: 2001-06-15
Abstract
Abstract Filled thermoplastic compositions useful, e.g., as sound-deadening sheeting for automotive carpet are obtained by blending about 5-55% by weight of ethylene/α-olefin copolymer, the α-olefin containing from 4 to 10 carbon atoms; about 2-12% by weight of plasticizer selected from the group consisting of processing oils, epoxidized oils, polyesters, polyethers and polyether esters; about 40-90% by weight of filler; and optionally elastomeric polymers.
Inventors
- 👤 Timothy T. Schenck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 10:44
CPC Classifications
C; C08; C08L; C08L23/00; C08L23/02; C08L23/04; C08L23/08; C08L23/0807; C08L23/0815; C08L23/16; D; D06; D06N; D06N3/00; D06N3/04; D06N3/045; D06N7/00; D06N7/0063; D06N7/0071; D06N7/0076; C08L67/00; C08L91/00; D06N2203/00; D06N2203/04; D06N2203/042; D06N2203/06; D06N2203/061; D06N2209/00; D06N2209/02; D06N2209/025; D06N2211/00; D06N2211/12; D06N2211/26; D06N2211/263; Y; Y10; Y10S; Y10S524/00; Y10S524/914; Y10T; Y10T428/00; Y10T428/23907; Y10T428/23979; Y10T428/23986
Claims Analysis
Total Claims: 80
Claim 1
Independent Claim
121 words
A composition consisting essentially of (a) from about 5 to about 55% by weight of at least one copolymer of ethylene with at least one α-olefin comonomer said comonomer containing from 4 to 10 carbon atoms, the ethylene content of said copolymer being from about 75 to about 98% by weight, the comonomer content of said copolymer being from about 2 to about 25% by weight, and the melt index of said copolymer being from about 0.1 to about 150; (b) from about 2 to about 12% by weight of at least one plasticizer selected from the group consisting of processing oils, epoxidized oils, polyesters, polyethers and polyether esters; and (c) from about 40 to about 90% by weight of filler.
Claim 2
Dependent Claim
121 words
A composition consisting essentially of (a) from about 5 to about 55% by weight of at least one copolymer of ethylene with at least one α-olefin comonomer said comonomer containing from 4 to 10 carbon atoms, the ethylene content of said copolymer being from about 75 to about 98% by weight, the comonomer content of said copolymer being from about 2 to about 25% by weight, and the melt index of said copolymer being from about 0.1 to about 150; (b) from about 2 to about 12% by weight of at least one plasticizer selected from the group consisting of processing oils, epoxidized oils, polyesters, polyethers and polyether esters; and (c) from about 40 to about 90% by weight of filler.
Claim 3
Dependent Claim
59 words
The composition of claim 1 wherein (a) said ethylene/α-olefin copolymer is present in an amount of from about 10 to about 35% by weight; (b) said plasticizer is present in an amount of from about 3 to about 10% by weight; and (c) said filler is present in an amount of from about 50 to about 85% by weight.
Claim 4
Dependent Claim
58 words
The composition of claim 2 wherein the α-olefin comonomer contains from 4 to 8 carbon atoms, the ethylene content of the ethylene/α-olefin copolymer is from about 80 to about 96% by weight, the comonomer content is from about 4 to about 20% by weight, and the melt index of said copolymer is from about 0.5 to about 30.
Claim 5
Dependent Claim
38 words
The composition of claim 3 wherein said filler is selected from the group consisting of calcium carbonate, barium sulfate, hydrated alumina, clay, magnesium carbonate, calcium sulfate, silica, flyash, cement dust, wood flour, ground rice hulls and mixtures thereof.
Claim 6
Dependent Claim
24 words
The composition of claim 4 wherein said filler is selected from the group consisting of calcium carbonate, barium sulfate, hydrated alumina and mixtures thereof.
Claim 7
Dependent Claim
17 words
The composition of claim 4 wherein said plasticizer is selected from the group consisting of processing oils.
Claim 8
Dependent Claim
20 words
The composition of claim 6 wherein said processing oil is selected from the group consisting of naphthenic and paraffinic oils.
Claim 9
Dependent Claim
51 words
The composition of claim 5 wherein said plasticizer is a mixture of (α) processing oil and (β) epoxidized oil or polyester or polyether or polyether ester or any combination thereof, wherein said processing oil is present in an amount of from about 50 to about 95% by weight of said plasticizer.
Claim 10
Dependent Claim
24 words
The composition of claim 8 wherein said processing oil is present in an amount of from about 50 to about 80 percent by weight.
Claim 11
Dependent Claim
16 words
The composition of claim 4 wherein said plasticizer is selected from the group consisting of polyesters.
Claim 12
Dependent Claim
44 words
The composition of claim 10 wherein said polyester is a liquid condensation product of (α) dibasic acid selected from the group consisting of saturated aliphatic dibasic acids and aromatic dibasic acids and (β) polyol selected from the group consisting of aliphatic polyols and polyoxyalkylenepolyols.
Claim 13
Dependent Claim
34 words
The composition of claim 11 wherein greater than 50 percent by weight of the acid component of said polyester is selected from aliphatic dibasic acids and the polyol component is selected from aliphatic glycols.
Claim 14
Dependent Claim
16 words
The composition of claim 4 wherein said plasticizer is selected from the group consisting of polyethers.
Claim 15
Dependent Claim
24 words
The composition of claim 13 wherein said polyether is selected from polyols based on random and block copolymers of ethylene oxides or propylene oxides.
Claim 16
Dependent Claim
17 words
The composition of claim 4 wherein said plasticizer is selected from the group consisting of polyether esters.
Claim 17
Dependent Claim
26 words
The composition of claim 15 wherein said polyether ester is selected from esters of polyols based on polymers or copolymers of ethylene oxides or propylene oxides.
Claim 18
Dependent Claim
17 words
The composition of claim 4 wherein said plasticizer is selected from the group consisting of epoxidized oils.
Claim 19
Dependent Claim
23 words
The composition of claim 17 wherein said epoxidized oil is selected from the group consisting of epoxidized soybean oil and epoxidized linseed oil.
Claim 20
Dependent Claim
89 words
The composition of claim 4 wherein (a) said ethylene/α-olefin copolymer is present in an amount of from about 15 to about 25 percent by weight; (b) said plasticizer is present in an amount of from about 4 to about 8 percent by weight; and (c) when said filler is calcium carbonate or hydrated alumina the amount of filler is from about 65 to about 80 percent by weight, and when said filler is barium sulfate the amount of filler is from about 70 to about 85 percent by weight.
Claim 21
Dependent Claim
50 words
The composition of claim 19 wherein the ethylene content of the ethylene/α-olefin copolymer is from about 84 to about 94 percent by weight, the comonomoner content is from about 6 to about 16 percent by weight, and the melt index of said copolymer is from about 1 to about 10.
Claim 22
Dependent Claim
10 words
The composition of claim 20 wherein the comonomer is butene.
Claim 23
Dependent Claim
10 words
The composition of claim 20 wherein the comonomer is octene.
Claim 24
Dependent Claim
138 words
A sound deadening sheet prepared from a composition consisting essentially of (a) from about 5 to about 55% by weight of at least one copolymer of ethylene with at least one α-olefin comonomer said comonomer containing from 4 to 10 carbon atoms, the ethylene content of said copolymer being from about 75 to about 98% by weight, the comonomer content of said copolymer being from about 2 to about 25% by weight, and the melt index of said copolymer being from about 0.1 to about 150; (b) from about 2 to about 12% by weight of at least one plasticizer selected from the group consisting of processing oils, epoxidized oils, polyesters, polyethers and polyether esters; (c) from about 40 to about 90% by weight of filler; and (d) from 0 to about 27% by weight of elastomeric polymer.
Claim 25
Dependent Claim
138 words
A sound deadening sheet prepared from a composition consisting essentially of (a) from about 5 to about 55% by weight of at least one copolymer of ethylene with at least one α-olefin comonomer said comonomer containing from 4 to 10 carbon atoms, the ethylene content of said copolymer being from about 75 to about 98% by weight, the comonomer content of said copolymer being from about 2 to about 25% by weight, and the melt index of said copolymer being from about 0.1 to about 150; (b) from about 2 to about 12% by weight of at least one plasticizer selected from the group consisting of processing oils, epoxidized oils, polyesters, polyethers and polyether esters; (c) from about 40 to about 90% by weight of filler; and (d) from 0 to about 27% by weight of elastomeric polymer.
Claim 26
Dependent Claim
147 words
The sound deadening sheet of claim 23 wherein (a) said ethylene/α-olefin copolymer is present in an amount of from about 10 to about 35% by weight; (b) said plasticizer is present in an amount of from about 3 to about 10% by weight; (c) said filler is present in an amount of from about 50 to about 85% by weight and wherein the α-olefin comonomer contains from 4 to 8 carbon atoms, the ethylene content of the ethylene/α-olefin copolymer is from about 80 to about 96% by weight, the comonomer content is from about 4 to about 20% by weight, the melt index of said copolymer is from about 0.5 to about 30 and wherein said filler is selected from the group consisting of calcium carbonate, barium sulfate, hydrated alumina, clay, magnesium carbonate, calcium sulfate, silica, flyash, cement dust, wood flour, ground rice hulls and mixtures thereof.
Claim 27
Dependent Claim
63 words
The sound deadening sheet of claim 24 wherein said plasticizer is a mixture of (α) processing oil selected from the group consisting of naphthenic and paraffinic oils and (β) epoxidized oil or polyester or polyether or polyether ester or any combination thereof, wherein said processing oil is present in an amount of from about 50 to about 95% by weight of said plasticizer.
Claim 28
Dependent Claim
57 words
The sound deadening sheet of claim 24 wherein said plasticizer is selected from the group consisting of polyesters and said polyester is a liquid condensation product of (α) dibasic acid selected from the group consisting of saturated aliphatic dibasic acids and aromatic dibasic acids and (β) polyol selected from the group consisting of aliphatic polyols and polyoxyalkylenepolyols.
Claim 29
Dependent Claim
18 words
The sound deadening sheet of claim 24 wherein said plasticizer is selected from the group consisting of polyethers.
Claim 30
Dependent Claim
19 words
The sound deadening sheet of claim 24 wherein said plasticizer is selected from the group consisting of polyether esters.
Claim 31
Dependent Claim
19 words
The sound deadening sheet of claim 24 wherein said plasticizer is selected from the group consisting of epoxidized oils.
Claim 32
Dependent Claim
87 words
The sound deadening sheet of claim 24 wherein (a) said ethylene/α-olefin copolymer is present in an amount of from about 15 to about 25% by weight; (b) said plasticizer is present in an amount of from about 4 to about 8% by weight; and (c) when said filler is calcium carbonate or hydrated alumina the amount of filler is from about 65 to about 80% by weight, and when said filler is barium sulfate the amount of filler is from about 70 to about 85% by weight.
Claim 33
Dependent Claim
55 words
The sound deadening sheet of claim 30 wherein the ethylene content of the ethylene/α-olefin copolymer is from about 84 to about 94% by weight, the comonomer content is from about 6 to about 16% by weight, the melt index of said copolymer is from about 1 to about 10 and wherein the comonomer is butene.
Claim 34
Dependent Claim
12 words
The sound deadening sheet of claim 31 wherein the comonomer is octene.
Claim 35
Dependent Claim
47 words
The sound deadening sheet of claim 24 wherein said elastomeric polymer is present in an amount of from about 1 to about 17% by weight and is selected from the group consisting of styrene-butadiene rubber, polyisobutylene, ethylene/propylene rubber, and terpolymer of ethylene, propylene and a diene monomer.
Claim 36
Dependent Claim
63 words
The sound deadening sheet of claim 33 wherein said plasticizer is a mixture of (α) processing oil selected from the group consisting of naphthenic and paraffinic oils and (β) epoxidized oil or polyester or polyether or polyether ester or any combination thereof, wherein said processing oil is present in an amount of from about 50 to about 95% by weight of said plasticizer.
Claim 37
Dependent Claim
24 words
The sound deadening sheet of claim 33 wherein said plasticizer is selected from the group consisting of polyesters, polyethers, polyether esters and epoxidized oils.
Claim 38
Dependent Claim
144 words
The sound deadening sheet of claim 33 wherein (a) said ethylene/α-olefin copolymer is present in an amount of from about 15 to about 25% by weight; (b) said plasticizer is present in an amount of from about 4 to about 8% by weight; and (c) when said filler is calcium carbonate or hydrated alumina the amount of filler is from about 65 to about 80% by weight, and when said filler is barium sulfate the amount of filler is from about 70 to about 85% by weight and wherein the ethylene content of the ethylene/α-olefin copolymer is from about 84 to about 94% by weight, the comonomer content is from about 6 to about 16% by weight, the melt index of said copolymer is from about 1 to about 10 and wherein the comonomer is selected from the group consisting of butene and octene.
Claim 39
Dependent Claim
85 words
The sound deadening sheet of claim 33 wherein said elastomeric polymer is present in an amount of from about 2 to about 12% by weight and is selected from the group consisting of ethylene/propylene rubber and terpolymers of ethylene, propylene and a diene monomer, wherein the ethylene content is from about 20 to about 80% by weight and the diene content is from 0 to about 5% by weight, said dienes being selected from the group consisting of methylene norbornene, ethylidene norbornene, dicyclopentadiene and 1,4-hexadiene.
Claim 40
Dependent Claim
63 words
The sound deadening sheet of claim 37 wherein said plasticizer is a mixture of (α) processing oil selected from the group consisting of naphthenic and paraffinic oils and (β) epoxidized oil or polyester or polyether or polyether ester or any combination thereof, wherein said processing oil is present in an amount of from about 50 to about 95% by weight of said plasticizer.
Claim 41
Dependent Claim
24 words
The sound deadening sheet of claim 37 wherein said plasticizer is selected from the group consisting of polyesters, polyethers, polyether esters and epoxidized oils.
Claim 42
Dependent Claim
144 words
The sound deadening sheet of claim 37 wherein (a) said ethylene/α-olefin copolymer is present in an amount of from about 15 to about 25% by weight; (b) said plasticizer is present in an amount of from about 4 to about 8% by weight; and (c) when said filler is calcium carbonate or hydrated alumina the amount of filler is from about 65 to about 80% by weight, and when said filler is barium sulfate the amount of fillers is from about 70 to about 85% by weight and wherein the ethylene content of the ethylene/α-olefin copolymer is from about 84 to about 94% by weight, the comonomer content is from about 6 to about 16% by weight, the melt index of said copolymer is from about 1 to about 10 and wherein the comonomer is selected from the group consisting of butene and octene.
Claim 43
Dependent Claim
140 words
A carpet having a backside coating prepared from a composition consisting essentially of (a) from about 5 to about 55% by weight of at least one copolymer of ethylene with at least one α-olefin comonomer said comonomer containing from 4 to 10 carbon atoms, the ethylene content of said copolymer being from about 75 to about 98% by weight, the comonomer content of said copolymer being from about 2 to about 25% by weight, and the melt index of said copolymer being from about 0.1 to about 150; (b) from about 2 to about 12% by weight of at least one plasticizer selected from the group consisting of processing oils, epoxidized oils, polyesters, polyethers and polyether esters; (c) from about 40 to about 90% by weight of filler; and (d) from 0 to about 27% by weight of elastomeric polymer.
Claim 44
Dependent Claim
140 words
A carpet having a backside coating prepared from a composition consisting essentially of (a) from about 5 to about 55% by weight of at least one copolymer of ethylene with at least one α-olefin comonomer said comonomer containing from 4 to 10 carbon atoms, the ethylene content of said copolymer being from about 75 to about 98% by weight, the comonomer content of said copolymer being from about 2 to about 25% by weight, and the melt index of said copolymer being from about 0.1 to about 150; (b) from about 2 to about 12% by weight of at least one plasticizer selected from the group consisting of processing oils, epoxidized oils, polyesters, polyethers and polyether esters; (c) from about 40 to about 90% by weight of filler; and (d) from 0 to about 27% by weight of elastomeric polymer.
Claim 45
Dependent Claim
145 words
The carpet of claim 41 wherein (a) said ethylene/α-olefin copolymer is present in an amount of from about 10 to about 35% by weight; (b) said plasticizer is present in an amount of from about 3 to about 10% by weight; (c) said filler is present in an amount of from about 50 to about 85% by weight and wherein the α-olefin comonomer contains from 4 to 8 carbon atoms, the ethylene content of the ethylene/α-olefin copolymer is from about 80 to about 96% by weight, the comonomer content is from about 4 to about 20% by weight, the melt index of said copolymer is from about 0.5 to about 30 and wherein said filler is selected from the group consisting of calcium carbonate, barium sulfate, hydrated alumina, clay, magnesium carbonate, calcium sulfate, silica, flyash, cement dust, wood flour, ground rice hulls and mixtures thereof.
Claim 46
Dependent Claim
61 words
The carpet of claim 42 wherein said plasticizer is a mixture of (α) processing oil selected from the group consisting of naphthenic and paraffinic oils and (β) epoxidized oil or polyester or polyether or polyether ester or any combination thereof, wherein said processing oil is present in an amount of from about 50 to about 95% by weight of said plasticizer.
Claim 47
Dependent Claim
55 words
The carpet of claim 42 wherein said plasticizer is selected from the group consisting of polyesters and said polyester is a liquid condensation product of (α) dibasic acid selected from the group consisting of saturated aliphatic dibasic acids and aromatic dibasic acids and (β) polyol selected from the group consisting of aliphatic polyols and polyoxyalkylenepolyols.
Claim 48
Dependent Claim
16 words
The carpet of claim 42 wherein said plasticizer is selected from the group consisting of polyethers.
Claim 49
Dependent Claim
17 words
The carpet of claim 42 wherein said plasticizer is selected from the group consisting of polyether esters.
Claim 50
Dependent Claim
17 words
The carpet of claim 42 wherein said plasticizer is selected from the group consisting of epoxidized oils.
Claim 51
Dependent Claim
85 words
The carpet of claim 42 wherein (a) said ethylene/α-olefin copolymer is present in an amount of from about 15 to about 25% by weight; (b) said plasticizer is present in an amount of from about 4 to about 8% by weight; and (c) when said filler is calcium carbonate or hydrated alumina the amount of filler is from about 65 to about 80% by weight, and when said filler is barium sulfate the amount of filler is from about 70 to about 85% by weight.
Claim 52
Dependent Claim
53 words
The carpet of claim 48 wherein the ethylene content of the ethylene/α-olefin copolymer is from about 84 to about 94% by weight, the comonomer content is from about 6 to about 16% by weight, the melt index of said copolymer is from about 1 to about 10 and wherein the comonomer is butene.
Claim 53
Dependent Claim
10 words
The carpet of claim 49 wherein the comonomer is octene.
Claim 54
Dependent Claim
45 words
The carpet of claim 42 wherein said elastomeric polymer is present in an amount of from about 1 to about 17% by weight and is selected from the group consisting of styrenebutadiene rubber, polyisobutylene, ethylene/propylene rubber, and terpolymer of ethylene, propylene and a diene monomer.
Claim 55
Dependent Claim
61 words
The carpet of claim 51 wherein said plasticizer is a mixture of (α) processing oil selected from the group consisting of naphthenic and paraffinic oils and (β) epoxidized oil or polyester or polyether or polyether ester or any combination thereof, wherein said processing oil is present in an amount of from about 50 to about 95% by weight of said plasticizer.
Claim 56
Dependent Claim
22 words
The carpet of claim 51 wherein said plasticizer is selected from the group consisting of polyesters, polyethers, polyether esters and epoxidized oils.
Claim 57
Dependent Claim
141 words
The carpet of claim 51 wherein (a) said ethylene/α-olefin copolymer is present in an amount of from about 15 to about 25% by weight; (b) said plasticizer is present in an amount of from about 4 to about 8% by weight; and (c) when said filler is calcium carbonate or hydrated alumina the amount of filler is from about 65 to about 80% by weight, and when said filler is barium sulfate the amount of filler is from about 70 to about 85% by weight and the ethylene content of the ethylene/α-olefin copolymer is from about 84 to about 94% by weight, the comonomer content is from about 6 to about 16% by weight, the melt index of said copolymer is from about 1 to about 10 and wherein the comonomer is selected from the group consisting of butene and octene.
Claim 58
Dependent Claim
83 words
The carpet of claim 51 wherein said elastomeric polymer is present in an amount of from about 2 to about 12% by weight and is selected from the group consisting of ethylene/propylene rubber and terpolymers of ethylene, propylene and a diene monomer, wherein the ethylene content is from about 20 to about 80% by weight and the diene content is from 0 to about 5% by weight, said dienes being selected from the group consisting of methylene norbornene, ethylidene norbornene, dicyclopentadiene and 1,4-hexadiene.
Claim 59
Dependent Claim
61 words
The carpet of claim 55 wherein said plasticizer is a mixture of (α) processing oil selected from the group consisting of naphthenic and paraffinic oils and (β) epoxidized oil or polyester or polyether or polyether ester or any combination thereof, wherein said processing oil is present in an amount of from about 50 to about 95% by weight of said plasticizer.
Claim 60
Dependent Claim
22 words
The carpet of claim 55 wherein said plasticizer is selected from the group consisting of polyesters, polyethers, polyether esters and epoxidized oils.
Claim 61
Dependent Claim
141 words
The carpet of claim 55 wherein (a) said ethylene/α-olefin copolymer is present in an amount of from about 15 to about 25% by weight; (b) said plasticizer is present in an amount of from about 4 to about 8% by weight; and (c) when said filler is calcium carbonate or hydrated alumina the amount of filler is from about 65 to about 80% by weight, and when said filler is barium sulfate the amount of filler is from about 70 to about 85% by weight and the ethylene content of the ethylene/α-olefin copolymer is from about 84 to about 94% by weight, the comonomer content is from about 6 to about 16% by weight, the melt index of said copolymer is from about 1 to about 10 and wherein the comonomer is selected from the group consisting of butene and octene.
Claim 62
Dependent Claim
140 words
An automotive carpet having a backside coating prepared from a composition consisting essentially of (a) from about 5 to about 55% by weight of at least one copolymer of ethylene with at least one α-olefin comonomer said comononer containing from 4 to 10 carbon atoms, the ethylene content of said copolymer being from about 75 to 98% by weight, the comonomer content of said copolymer being from about 2 to about 25% by weight, and the melt index of said copolymer being from about 0.1 to about 150; (b) from about 2 to about 12% by weight of at least one plasticizer selected from the group consisting of processing oils, epoxidized oils, polyesters, polyethers and polyether esters; (c) from about 40 to about 90% by weight of filler; and (d) from 0 to about 27% by weight of elastomeric polymer.
Claim 63
Dependent Claim
140 words
An automotive carpet having a backside coating prepared from a composition consisting essentially of (a) from about 5 to about 55% by weight of at least one copolymer of ethylene with at least one α-olefin comonomer said comononer containing from 4 to 10 carbon atoms, the ethylene content of said copolymer being from about 75 to 98% by weight, the comonomer content of said copolymer being from about 2 to about 25% by weight, and the melt index of said copolymer being from about 0.1 to about 150; (b) from about 2 to about 12% by weight of at least one plasticizer selected from the group consisting of processing oils, epoxidized oils, polyesters, polyethers and polyether esters; (c) from about 40 to about 90% by weight of filler; and (d) from 0 to about 27% by weight of elastomeric polymer.
Claim 64
Dependent Claim
146 words
The automotive carpet of claim 59 wherein (a) said ethylene/α-olefin copolymer is present in an amount of from about 10 to about 35% by weight; (b) said plasticizer is present in an amount of from about 3 to about 10% by weight; (c) said filler is present in an amount of from about 50 to about 85% by weight and wherein the α-olefin comonomer contains from 4 to 8 carbon atoms, the ethylene content of the ethylene/α-olefin copolymer is from about 80 to about 96% by weight, the comonomer content is from about 4 to about 20% by weight, the melt index of said copolymer is from about 0.5 to about 30 and wherein said filler is selected from the group consisting of calcium carbonate, barium sulfate, hydrated alumina, clay, magnesium carbonate, calcium sulfate, silica, flyash, cement dust, wood flour, ground rice hulls and mixtures thereof.
Claim 65
Dependent Claim
62 words
The automotive carpet of claim 60 wherein said plasticizer is a mixture of (α) processing oil selected from the group consisting of naphthenic and paraffinic oil and (β) epoxidized oil or polyester or polyether or polyether ester or any combination thereof, wherein said processing oil is present in an amount of from about 50 to about 95% by weight of said plasticizer.
Claim 66
Dependent Claim
56 words
The automotive carpet of claim 60 wherein said plasticizer is selected from the group consisting of polyesters and said polyester is a liquid condensation product of (α) dibasic acid selected from the group consisting of saturated aliphatic dibasic acids and aromatic dibasic acids and (β) polyol selected from the group consisting of aliphatic polyols and polyoxyalkylenepolyols.
Claim 67
Dependent Claim
17 words
The automotive carpet of claim 60 wherein said plasticizer is selected from the group consisting of polyethers.
Claim 68
Dependent Claim
18 words
The automotive carpet of claim 60 wherein said plasticizer is selected from the group consisting of polyether esters.
Claim 69
Dependent Claim
18 words
The automotive carpet of claim 60 wherein said plasticizer is selected from the group consisting of epoxidized oils.
Claim 70
Dependent Claim
86 words
The automotive carpet of claim 60 wherein (a) said ethylene/α-olefin copolymer is present in an amount of from about 15 to about 25% by weight; (b) said plasticizer is present in an amount of from about 4 to about 8% by weight; and (c) when said filler is calcium carbonate or hydrated alumina the amount of filler is from about 65 to about 80% by weight, and when said filler is barium sulfate the amount of filler is from about 70 to about 85% by weight.
Claim 71
Dependent Claim
54 words
The automotive carpet of claim 66 wherein the ethylene content of the ethylene/α-olefin copolymer is from about 84 to about 94% by weight, the comonomer content is from about 6 to about 16% by weight, the melt index of said copolymer is from about 1 to about 10 and wherein the comonomer is butene.
Claim 72
Dependent Claim
11 words
The automotive carpet of claim 67 wherein the comonomer is octene.
Claim 73
Dependent Claim
46 words
The automotive carpet of claim 60 wherein said elastomeric polymer is present in an amount of from about 1 to about 17% by weight and is selected from the group consisting of styrene-butadiene rubber, polyisobutylene, ethylene/propylene rubber, and terpolymer of ethylene, propylene and a diene monomer.
Claim 74
Dependent Claim
62 words
The automotive carpet of claim 69 wherein said plasticizer is a mixture of (α) processing oil selected from the group consisting of naphthenic and paraffinic oils and (2) epoxidized oil or polyester or polyether or polyether ester or any combination thereof, wherein said processing oil is present in an amount of from about 50 to about 95% by weight of said plasticizer.
Claim 75
Dependent Claim
23 words
The automotive carpet of claim 69 wherein said plasticizer is selected from the group consisting of polyesters, polyethers, polyether esters and epoxidized oils.
Claim 76
Dependent Claim
142 words
The automotive carpet of claim 69 wherein (a) said ethylene/α-olefin copolymer is present in an amount of from about 15 to about 25% by weight; (b) said plasticizer is present in an amount of from about 4 to about 8% by weight; and (c) when said filler is calcium carbonate or hydrated alumina the amount of filler is from about 65 to about 80% by weight, and when said filler is barium sulfate the amount of filler is from about 70 to about 85% by weight and the ethylene content of the ethylene/α-olefin copolymer is from about 84 to about 94% by weight, the comonomer content is from about 6 to about 16% by weight, the melt index of said copolymer is from about 1 to about 10 and wherein the comonomer is selected from the group consisting of butene and octene.
Claim 77
Dependent Claim
85 words
The automotive carpet of claim 69 wherein said elastomeric polymer is present in an amount of from about 2 to about 12% by weight and is selected from the group consisting of ethylene/propylene rubber and terpolymers of ethylene, propylene and a diene monomer, wherein the ethylene content is from about 20 to about 80% by weight and the diene content is from about 0 to about 5% by weight, said dienes being selected from the group consisting of methylene norbornene, ethylidene norbornene, dicyclopentadiene and 1,4-hexadiene.
Claim 78
Dependent Claim
62 words
The automotive carpet of claim 73 wherein said plasticizer is a mixture of (α) processing oil selected from the group consisting of naphthenic and paraffinic oils and (β) epoxidized oil or polyester or polyether or polyether ester or any combination thereof, wherein said processing oil is present in an amount of from about 50 to about 95% by weight of said plasticizer.
Claim 79
Dependent Claim
23 words
The automotive carpet of claim 73 wherein said plasticizer is selected from the group consisting of polyesters, polyethers, polyether esters and epoxidized oils.
Claim 80
Dependent Claim
142 words
The automotive carpet of claim 73 wherein (a) said ethylene/α-olefin copolymer is present in an amount of from about 15 to about 25% by weight; (b) said plasticizer is present in an amount of from about 4 to about 8% by weight; and (c) when said filler is calcium carbonate or hydrated alumina the amount of filler is from about 65 to about 80% by weight, and when said filler is barium sulfate the amount of filler is from about 70 to about 85% by weight and the ethylene content of the ethylene/α-olefin copolymer is from about 84 to about 94% by weight, the comonomer content is from about 6 to about 16% by weight, the melt index of said copolymer is from about 1 to about 10 and wherein the comonomer is selected from the group consisting of butene and octene.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1987-03-20 | 1987-09-19 | 1988-03-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-03-20 | 1991-09-19 | 1992-03-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-03-20 | 1995-09-19 | 1996-03-20 | $7700.00 | Window Closed / Lapsed |