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US4425458A
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Polyguerbet alcohol esters
Assignee: Cognis Corp
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Filing: 1982-04-09
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Granted: 1984-01-10
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Expires: 2002-04-09
Abstract
Abstract This invention deals with the production and use of a diacid ester formed from the reaction of the diacid and a guerbet alcohol.
Inventors
- 👤 Robert A. Lindner
- 👤 Anthony O'Lenick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 05:25
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/04; C08K5/10; C08K5/101
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
63 words
A polycarbonate resin composition containing an effective amount of a mold release agent which is a diester of a (a) guerbet alcohol and (b) a member selected from the source group consisting of a dicarboxylic acid containing from 4 to 10 carbon atoms and mixtures thereof and where the guerbet alcohol contains a total of from about 16 to about 40 carbon atoms.
Claim 2
Dependent Claim
63 words
A polycarbonate resin composition containing an effective amount of a mold release agent which is a diester of a (a) guerbet alcohol and (b) a member selected from the source group consisting of a dicarboxylic acid containing from 4 to 10 carbon atoms and mixtures thereof and where the guerbet alcohol contains a total of from about 16 to about 40 carbon atoms.
Claim 3
Dependent Claim
12 words
The composition of claim 1 wherein the guerbet alcohol is a homoalcohol.
Claim 4
Dependent Claim
20 words
The composition of claim 1 wherein the guerbet alochol contains a total of from about 24 to 38 carbon atoms.
Claim 5
Dependent Claim
13 words
The composition of claim 1 wherein the diester is the succinic acid ester.
Claim 6
Dependent Claim
13 words
The composition of claim 1 wherein the diester is the adipic acid ester.
Claim 7
Dependent Claim
12 words
The composition of claim 1 wherein the diester is the terephthalate ester.
Claim 8
Dependent Claim
13 words
The composition of claim 1 wherein the diester is the sebacic acid ester.
Claim 9
Dependent Claim
17 words
The composition of claim 1 containing from about 0.025% to about 1.0% by weight of the diester.
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) | 1987-01-09 | 1987-07-11 | 1988-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-01-09 | 1991-07-11 | 1992-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-01-09 | 1995-07-11 | 1996-01-10 | $7700.00 | Window Closed / Lapsed |