US4931492A
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Olefin polymer compositions containing polyorganosiloxanes and the use thereof in the production of film material and polyorganosiloxanes
Assignee: Union Carbide Chemicals and Plastics Technology LLC
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Filing: 1989-03-17
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Granted: 1990-06-05
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Expires: 2009-03-17
Abstract
Abstract The present invention relates to olefin polymer compositions which can be extruded into film material characterized by improved stability and optical properties. In particular, this application is directed olefin polymer compositions containing specific polyorganosiloxanes bearing a hydroxyl functionality.
Inventors
- 👤 George N. Foster
- 👤 Herbert E. Petty
- 👤 II Charles H. Blevins
- 👤 Roswell E. King, III
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 10:28
CPC Classifications
C; C08; C08G; C08G77/00; C08G77/04; C08G77/38; C08K; C08K5/00; C08K5/04; C08K5/09; C08K5/098; C08K5/10; C08L; C08L23/00; C08L23/02; C08L23/04; C08L23/06; C08L23/10; C08L83/00; C08L83/04
Claims Analysis
Total Claims: 26
Claim 1
Independent Claim
273 words
A composition comprising an olefin polymer and a polyorganosiloxane of the following nominal formula: ##STR5## wherein R, which may be the same or different, represents an alkyl group having from 1 to 4 carbon atoms; R 1 represents the group --R 4 --(N) b --(O) c --R 5 R 2 represents the group --(CH 2 ) d --R wherein R is as previously defined; R 3 , which may be the same or different, represents R or R 2 ; R 4 represents a straight or branched chain alkylene group having 1 to 15 carbon atoms; R 5 represents hydrogen; (CH 2 ) a CHOHCH 2 OH; or [(CH 2 ) e OH] f H 2-f ; a is an integer having a value of 1 to 15; b has a value of 0 to 1; c has a value of 0 to 1; d is an integer having a value of 3 to 50; e has a value of 1 or 2; f has a value of 1 or 2; x has a value ranging from about 1 to about 200; y has a value ranging from about 1 to about 200; and z has a value ranging from 0 to about 200; with the proviso that: if R 5 is hydrogen or (CH 2 ) a CHOHCH 2 OH, b is 0 and c is 1; and if R 5 is [(CH 2 ) e OH] f H 2-f , b is 1 and c is 0 wherein the polyorganosiloxane is present in an amount of about 0.005 to about 0.5 percent by weight based on the weight of the composition.
Claim 2
Dependent Claim
273 words
A composition comprising an olefin polymer and a polyorganosiloxane of the following nominal formula: ##STR5## wherein R, which may be the same or different, represents an alkyl group having from 1 to 4 carbon atoms; R 1 represents the group --R 4 --(N) b --(O) c --R 5 R 2 represents the group --(CH 2 ) d --R wherein R is as previously defined; R 3 , which may be the same or different, represents R or R 2 ; R 4 represents a straight or branched chain alkylene group having 1 to 15 carbon atoms; R 5 represents hydrogen; (CH 2 ) a CHOHCH 2 OH; or [(CH 2 ) e OH] f H 2-f ; a is an integer having a value of 1 to 15; b has a value of 0 to 1; c has a value of 0 to 1; d is an integer having a value of 3 to 50; e has a value of 1 or 2; f has a value of 1 or 2; x has a value ranging from about 1 to about 200; y has a value ranging from about 1 to about 200; and z has a value ranging from 0 to about 200; with the proviso that: if R 5 is hydrogen or (CH 2 ) a CHOHCH 2 OH, b is 0 and c is 1; and if R 5 is [(CH 2 ) e OH] f H 2-f , b is 1 and c is 0 wherein the polyorganosiloxane is present in an amount of about 0.005 to about 0.5 percent by weight based on the weight of the composition.
Claim 3
Dependent Claim
42 words
The composition of claim 1 wherein R represents a methyl group, x has a value of from about 5 to about 20, y has a value of about 5 to about 20, and z has a value of 0 to about 20.
Claim 4
Dependent Claim
33 words
The composition of claim 1 wherein R represents a methyl group, x/y has a value of from about 1 to about 9 and z/y has a value of from 0 to about 1.
Claim 5
Dependent Claim
20 words
The composition of claim 1 wherein R represents a methyl group and R 1 represents the group --R 4 --OH.
Claim 6
Dependent Claim
12 words
The composition of claim 4 wherein z is at least about one.
Claim 7
Dependent Claim
15 words
The composition of claim 4 wherein the alkylene group has 2 to 12 carbon atoms.
Claim 8
Dependent Claim
25 words
The composition of claim 5 wherein the alkylene group has 2 to 12 carbon atoms and d has a value of from 3 to 20.
Claim 9
Dependent Claim
28 words
The composition of claim 1 wherein R represents a methyl group and R 1 represents the group --R 4 --N--[(CH 2 ) e OH] f H 2-f .
Claim 10
Dependent Claim
12 words
The composition of claim 8 wherein z is at least about one.
Claim 11
Dependent Claim
15 words
The composition of claim 8 wherein the alkylene group has 2 to 12 carbon atoms.
Claim 12
Dependent Claim
22 words
The composition of claim 10 wherein z is at least about one and d has a value of from 3 to 20.
Claim 13
Dependent Claim
36 words
The composition of claim 1 wherein R is a methyl group and R 1 represents the group --R 4 --O--(CH 2 ) a CHOHCH 2 OH and a has a value of from 2 to 12.
Claim 14
Dependent Claim
12 words
The composition of claim 8 wherein z is at least about one.
Claim 15
Dependent Claim
24 words
The composition of claim 1 wherein R is a methyl group and R 1 represents the group --CH 2 CH(CH 3 )CH 2 OH.
Claim 16
Dependent Claim
16 words
The composition of claim 1 wherein R 1 is R 4 --NH--CH 2 CH 2 OH.
Claim 17
Dependent Claim
18 words
The composition of claim 1 wherein R 1 is R 4 --N--(CH 2 CH 2 OH) 2 .
Claim 18
Dependent Claim
18 words
The composition of claim 1 wherein R 1 is R 4 --O--(CH 2 ) a CHOHCH 2 OH.
Claim 19
Dependent Claim
22 words
The composition of claim 1 wherein z is 0; R is methyl; and at least one R 3 is R 2 .
Claim 20
Dependent Claim
19 words
The composition of claim 1 wherein R and R 3 are methyl and z is at least about one.
Claim 21
Dependent Claim
30 words
The composition of claim 1 wherein x is 15; y is 5; z is 0; R and R 3 are methyl; and R 1 is --(CH 2 ) 3 OH.
Claim 22
Dependent Claim
30 words
The composition of claim 1 wherein x is 10; y is 10; z is 0; R and R 3 are methyl; and R 1 is --(CH 2 ) 3 OH.
Claim 23
Dependent Claim
14 words
A composition comprising an olefin polymer and a polyorganosiloxane of the following formula: ##STR6##
Claim 24
Dependent Claim
14 words
A composition comprising an olefin polymer and a polyorganosiloxane of the following formula: ##STR6##
Claim 25
Dependent Claim
15 words
A composition comprising an olefin polymer and a polyorganosiloxane of the following nominal formula: ##STR7##
Claim 26
Dependent Claim
15 words
A composition comprising an olefin polymer and a polyorganosiloxane of the following nominal formula: ##STR7##
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1993-06-04 | 1993-12-04 | 1994-06-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1997-06-04 | 1997-12-04 | 1998-06-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2001-06-04 | 2001-12-04 | 2002-06-05 | $7700.00 | Window Closed / Lapsed |