US4493924A
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Water-curable, silane modified chlorosulfonated olefinic polymers and a process for the preparation thereof
Assignee: Union Carbide Corp
•
Filing: 1983-06-10
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Granted: 1985-01-15
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Expires: 2003-06-10
Abstract
Abstract Water-curable, silane modified chlorosulfonated olefinic polymers, particularly desirable for use as coverings about wires and cables, produced by reacting a mixture containing a chlorosulfonated olefinic polymer and a hydrolyzable silane having cyclic oxygen, sulfur or nitrogen functionality.
Inventors
- 👤 Mahmoud R. Rifi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:57
CPC Classifications
C; C08; C08F; C08F8/00; C08F8/42
Claims Analysis
Total Claims: 40
Claim 1
Independent Claim
23 words
A composition of matter comprising a chlorosulfonated olefinic polymer and a hydrolyzable silane having a cyclic oxygen, cyclic sulfur or cyclic nitrogen functionality.
Claim 2
Dependent Claim
23 words
A composition of matter comprising a chlorosulfonated olefinic polymer and a hydrolyzable silane having a cyclic oxygen, cyclic sulfur or cyclic nitrogen functionality.
Claim 3
Dependent Claim
25 words
A composition of matter comprising a chlorosulfonated olefinic polymer, a hydrolyzable silane having cyclic oxygen, cyclic sulfur or cyclic nitrogen functionality and an organo titanate.
Claim 4
Dependent Claim
25 words
A composition of matter comprising a chlorosulfonated olefinic polymer, a hydrolyzable silane having cyclic oxygen, cyclic sulfur or cyclic nitrogen functionality and an organo titanate.
Claim 5
Dependent Claim
116 words
A composition of matter comprising a chlorosulfonated olefinic polymer, a hydrolyzable silane having the formula: ##STR5## wherein X is oxygen, sulfur or nitrogen, R is a hydrocarbon radical or an oxy substituted hydrocarbon radical, each V is hydrogen, a hydrocarbon radical or a hydrolyzable group, Z is a hydrolyzable group, n is an integer having a value of one to 18, d is an integer having a value of zero or one and R 1 is hydrogen or a hydrocarbon radical; and an organo titanate having the formula: Ti(OR.sup.2).sub.4 wherein each R 2 is hydrogen or a hydrocarbon radical having one to 18 carbon atoms, provided that at least one R 2 is a hydrocarbon radical.
Claim 6
Dependent Claim
116 words
A composition of matter comprising a chlorosulfonated olefinic polymer, a hydrolyzable silane having the formula: ##STR5## wherein X is oxygen, sulfur or nitrogen, R is a hydrocarbon radical or an oxy substituted hydrocarbon radical, each V is hydrogen, a hydrocarbon radical or a hydrolyzable group, Z is a hydrolyzable group, n is an integer having a value of one to 18, d is an integer having a value of zero or one and R 1 is hydrogen or a hydrocarbon radical; and an organo titanate having the formula: Ti(OR.sup.2).sub.4 wherein each R 2 is hydrogen or a hydrocarbon radical having one to 18 carbon atoms, provided that at least one R 2 is a hydrocarbon radical.
Claim 7
Dependent Claim
21 words
A composition of matter as defined in claim 3 wherein X is oxygen, d is zero and R 1 is hydrogen.
Claim 8
Dependent Claim
21 words
A composition of matter as defined in claim 3 wherein X is sulfur, d is zero and R 1 is hydrogen.
Claim 9
Dependent Claim
21 words
A composition of matter as defined in claim 3 wherein X is nitrogen, d is zero and R 1 is hydrogen.
Claim 10
Dependent Claim
13 words
A composition of matter as defined in claim 3 wherein d is zero.
Claim 11
Dependent Claim
14 words
A composition of matter as defined in claim 3 wherein R 1 is hydrogen.
Claim 12
Dependent Claim
29 words
A composition of matter as defined in claim 8 wherein the olefinic polymer is a polymer of ethylene and at least one C 3 to C 8 alpha olefin.
Claim 13
Dependent Claim
66 words
A composition of matter as defined in claim 3 wherein said organo titanate is present in an amount of about 0.1 to about 20 percent by weight and said silane is present in an amount of about 0.1 to about 50 percent by weight, based on the weight of a chlorosulfonated olefinic polymer having a sulfur content of about 0.5 to about 10 percent by weight.
Claim 14
Dependent Claim
53 words
A composition of matter as defined in claim 10 wherein said organo titanate is present in an amount of about 0.5 to about 10 percent by weight and said silane is present in an amount of about 0.5 to about 10 percent by weight, based on the weight of said chlorosulfonated olefinic polymer.
Claim 15
Dependent Claim
30 words
A composition of matter as defined in claim 3 wherein d is 0, R is alkylene, each V and Z are alkoxy, X is oxygen and R 1 is hydrogen.
Claim 16
Dependent Claim
28 words
A composition of matter as defined in claim 3 wherein said olefinic polymer is chlorosulfonated polyethylene, said silane is γ-(1,2-epoxyethane)propyltrimethoxy silane and said organo titanate is tetraisopropyl titanate.
Claim 17
Dependent Claim
18 words
A composition of matter as defined in claim 3 wherein said olefinic polymer is an alkylene-alkyl acrylate copolymer.
Claim 18
Dependent Claim
17 words
A water-curable, silane modified polymer of a chlorosulfonated olefinic polymer and a silane defined in claim 1.
Claim 19
Dependent Claim
29 words
A water-curable, silane modified polymer as defined in claim 15 containing about 0.5 to about 10 percent by weight sulfur, based on the weight of the chlorosulfonated olefinic polymer.
Claim 20
Dependent Claim
82 words
A water-curable, silane modified polymer of a chlorosulfonated olefinic polymer and a silane having the formula: ##STR6## wherein X is oxygen, sulfur or nitrogen, R is a hydrocarbon radical or an oxy substituted hydrocarbon radical, each V is hydrogen, a hydrocarbon radical or a hydrolyzable group, Z is a hydrolyzable group, n is an integer having a value of one to 18, d is an integer having a value of zero or one and R 1 is hydrogen or a hydrocarbon radical.
Claim 21
Dependent Claim
82 words
A water-curable, silane modified polymer of a chlorosulfonated olefinic polymer and a silane having the formula: ##STR6## wherein X is oxygen, sulfur or nitrogen, R is a hydrocarbon radical or an oxy substituted hydrocarbon radical, each V is hydrogen, a hydrocarbon radical or a hydrolyzable group, Z is a hydrolyzable group, n is an integer having a value of one to 18, d is an integer having a value of zero or one and R 1 is hydrogen or a hydrocarbon radical.
Claim 22
Dependent Claim
22 words
A water-curable, silane modified polymer as defined in claim 17 wherein X is oxygen, d is zero and R 1 is hydrogen.
Claim 23
Dependent Claim
22 words
A water-curable, silane modified polymer as defined in claim 17 wherein X is sulfur, d is zero and R 1 is hydrogen.
Claim 24
Dependent Claim
22 words
A water-curable, silane modified polymer as defined in claim 17 wherein X is nitrogen, d is zero and R 1 is hydrogen.
Claim 25
Dependent Claim
14 words
A water-curable, silane modified polymer as defined in claim 17 wherein d is zero.
Claim 26
Dependent Claim
30 words
A water-curable, silane modified polymer as defined in claim 17 wherein the olefinic polymer is a polymer of ethylene and at least one C 3 to C 8 alpha olefin.
Claim 27
Dependent Claim
36 words
A water-curable, silane modified polymer as defined in claim 17 wherein, with respect to the silane, d is zero, R is alkylene, each V and Z are alkoxy, X is oxygen and R 1 is hydrogen.
Claim 28
Dependent Claim
11 words
A water-curable, silane modified polymer of chlorosulfonated polyethylene and γ-(1,2-epoxyethane)propyltrimethoxy silane.
Claim 29
Dependent Claim
11 words
A water-curable, silane modified polymer of chlorosulfonated polyethylene and γ-(1,2-epoxyethane)propyltrimethoxy silane.
Claim 30
Dependent Claim
93 words
A process of preparing a water-curable, silane modified chlorosulfonated olefinic polymer which comprises reacting a mixture containing a chlorosulfonated olefinic polymer and a silane having the formula: ##STR7## wherein X is oxygen, sulfur or nitrogen, R is a hydrocarbon radical or an oxy substituted hydrocarbon radical, each V is hydrogen, a hydrocarbon radical or a hydrolyzable group, Z is a hydrolyzable group, n is an integer having a value of one to 18, d is an integer having a value of zero or one and R 1 is hydrogen or a hydrocarbon radical.
Claim 31
Dependent Claim
93 words
A process of preparing a water-curable, silane modified chlorosulfonated olefinic polymer which comprises reacting a mixture containing a chlorosulfonated olefinic polymer and a silane having the formula: ##STR7## wherein X is oxygen, sulfur or nitrogen, R is a hydrocarbon radical or an oxy substituted hydrocarbon radical, each V is hydrogen, a hydrocarbon radical or a hydrolyzable group, Z is a hydrolyzable group, n is an integer having a value of one to 18, d is an integer having a value of zero or one and R 1 is hydrogen or a hydrocarbon radical.
Claim 32
Dependent Claim
14 words
A process as defined in claim 25 wherein said mixture contains an organo titanate.
Claim 33
Dependent Claim
60 words
A process as defined in claim 26 wherein said organo titanate is present in an amount of about 0.1 to about 20 percent by weight and said silane is present in an amount of about 0.1 to about 50 percent by weight, based on the weight of a chlorosulfonated polymer containing about 0.5 to about 10 percent by weight sulfur.
Claim 34
Dependent Claim
51 words
A process as defined in claim 27 wherein said organo titanate is present in an amount of about 0.5 to about 10 percent by weight and said silane is present in an amount of about 0.5 to about 10 percent by weight, based on the weight of said chlorosulfonated olefinic polymer.
Claim 35
Dependent Claim
26 words
A process as defined in claim 26 wherein said olefinic polymer is chlorosulfonated polyethylene, said silane is γ-(1,2-epoxyethane)propyltrimethoxy silane and said organo titanate is tetraisopropyl titanate.
Claim 36
Dependent Claim
23 words
A composition as defined in claim 3 wherein R 1 is hydrogen, an alkyl having a maximum of 4 carbon atoms or phenyl.
Claim 37
Dependent Claim
26 words
A water-curable, silane modified polymer as defined in claim 17 wherein R 1 is hydrogen, an alkyl having a maximum of 4 carbon atoms or phenyl.
Claim 38
Dependent Claim
19 words
A water-curable, silane modified polymer as defined in claim 17 wherein said olefinic polymer is an alkylene-alkyl acrylate copolymer.
Claim 39
Dependent Claim
10 words
The cured product of the polymer defined in claim 15.
Claim 40
Dependent Claim
15 words
A wire or cable covered by the polymer of or cured polymer of claim 15.
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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) | 1988-01-15 | 1988-07-16 | 1989-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-01-15 | 1992-07-16 | 1993-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-01-15 | 1996-07-16 | 1997-01-15 | $7700.00 | Window Closed / Lapsed |