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US4426480A
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Organo siloxanes, method for the preparation thereof and polymeric compositions containing same
Assignee: Union Carbide Corp
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Filing: 1983-02-17
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Granted: 1984-01-17
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Expires: 2003-02-17
Abstract
Abstract Organo siloxanes which, in conjunction with organic peroxides, serve as vulcanizing or crosslinking agents for polymers, prepared by reacting a fatty alcohol, water and methylvinyldichlorosilane or a mixture of methylvinyldichlorosilane and dimethyldichlorosilane.
Inventors
- 👤 Herbert E. Petty
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 01:49
CPC Classifications
C; C08; C08G; C08G77/00; C08G77/04; C08G77/045; C08G77/20
Claims Analysis
Total Claims: 28
Claim 1
Independent Claim
65 words
An organo siloxane having the average formula: ##STR9## wherein R 1 and R 2 are hydrocarbon radicals having 6 to 18 carbon atoms and n is an integer having a value of 2 to 50; or having the average formula: ##STR10## wherein R 1 and R 2 are as previously defined and x and y are integers each having a value of 2 to 50.
Claim 2
Dependent Claim
65 words
An organo siloxane having the average formula: ##STR9## wherein R 1 and R 2 are hydrocarbon radicals having 6 to 18 carbon atoms and n is an integer having a value of 2 to 50; or having the average formula: ##STR10## wherein R 1 and R 2 are as previously defined and x and y are integers each having a value of 2 to 50.
Claim 3
Dependent Claim
35 words
An organo siloxane having the average formula: ##STR11## wherein R 1 and R 2 are hydrocarbon radicals having 6 to 18 carbon atoms and n is n integer having a value of 2 to 50.
Claim 4
Dependent Claim
35 words
An organo siloxane having the average formula: ##STR11## wherein R 1 and R 2 are hydrocarbon radicals having 6 to 18 carbon atoms and n is n integer having a value of 2 to 50.
Claim 5
Dependent Claim
36 words
An organo siloxane having the average formula: ##STR12## wherein R 1 and R 2 are hydrocarbon radicals having 6 to 18 carbon atoms and x and y are integers each having values of 2 to 50.
Claim 6
Dependent Claim
36 words
An organo siloxane having the average formula: ##STR12## wherein R 1 and R 2 are hydrocarbon radicals having 6 to 18 carbon atoms and x and y are integers each having values of 2 to 50.
Claim 7
Dependent Claim
8 words
An organo siloxane having the average formula: ##STR13##
Claim 8
Dependent Claim
8 words
An organo siloxane having the average formula: ##STR13##
Claim 9
Dependent Claim
8 words
An organo siloxane having the average formula: ##STR14##
Claim 10
Dependent Claim
8 words
An organo siloxane having the average formula: ##STR14##
Claim 11
Dependent Claim
8 words
An organo siloxane having the average formula: ##STR15##
Claim 12
Dependent Claim
8 words
An organo siloxane having the average formula: ##STR15##
Claim 13
Dependent Claim
8 words
An organo siloxane having the average formula: ##STR16##
Claim 14
Dependent Claim
8 words
An organo siloxane having the average formula: ##STR16##
Claim 15
Dependent Claim
16 words
A polymeric composition containing an organic peroxide and an organo siloxane as defined in claim 1.
Claim 16
Dependent Claim
17 words
A polymeric composition containing an organic peroxide, filler and an organo siloxane as defined in claim 1.
Claim 17
Dependent Claim
13 words
A polymeric composition as defined in claim 9 wherein the filler is clay.
Claim 18
Dependent Claim
31 words
A method of producing an organo siloxane as defined in claim 1 which comprises reacting a mixture containing water, a fatty alcohol and methylvinyldichlorosilane or a mixture of methylvinyldichlorosilane and dimethyldichlorosilane.
Claim 19
Dependent Claim
14 words
A method as defined in claim 11, conducted at temperatures below about 15° C.
Claim 20
Dependent Claim
19 words
A polymeric composition comprising an ethylene polymer, an organic peroxide and an organo silane as defined in claim 1.
Claim 21
Dependent Claim
19 words
A polymeric composition comprising an ethylene polymer, an organic peroxide and an organo silane as defined in claim 2.
Claim 22
Dependent Claim
19 words
A polymeric composition comprising an ethylene polymer, an organic peroxide and an organo silane as defined in claim 3.
Claim 23
Dependent Claim
19 words
A polymeric composition comprising an ethylene polymer, an organic peroxide and an organo silane as defined in claim 4.
Claim 24
Dependent Claim
19 words
A polymeric composition comprising an ethylene polymer, an organic peroxide and an organo silane as defined in claim 5.
Claim 25
Dependent Claim
19 words
A polymeric composition comprising an ethylene polymer, an organic peroxide and an organo silane as defined in claim 6.
Claim 26
Dependent Claim
19 words
A polymeric composition comprising an ethylene polymer, an organic peroxide and an organo silane as defined in claim 7.
Claim 27
Dependent Claim
19 words
A polymeric composition as defined in claim 13 wherein the ethylene polymer is a copolymer of ethylene and propylene.
Claim 28
Dependent Claim
10 words
The cured product of the composition defined in claim 8.
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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) | 1987-01-16 | 1987-07-18 | 1988-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-01-16 | 1991-07-18 | 1992-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-01-16 | 1995-07-18 | 1996-01-17 | $7700.00 | Window Closed / Lapsed |