US4812518A
Expired / Lapsed
US
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Polyester group containing polysiloxanes for lacquers and molding compositions
Assignee: BYK Chemie GmbH
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Filing: 1986-09-30
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Granted: 1989-03-14
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Expires: 2006-09-30
Abstract
Abstract Lacquers and molding compositions containing an anti-adhesive character producing and lubricity increasing amount of a polyester-containing polysiloxane corresponding to the formula ##STR1## wherein A, B and D each represent --CH 3 or --Z--R--Q; Z represents an alkylene group with 1 to 11 carbon atoms, --(CH 2 ) 2 SCH 2 --or --(CH 2 ) 3 NHCO--; R represents an aliphatic, cycloaliphatic or aromatic group containing at least 3 carboxylate ester groups and having an average molecular weight Mn of 300 to 3,000; Q represents a reactive group capable of chemically reacting with a resin component of the lacquer or molding composition; x represents a number from 4 to 150; y represents a number from 1 to 6, in which an average molecule contains at least one group --Z--R--Q and the ratio of the number of --Z--R--Q groups to the number x is from 1:3 to 1:30. A process for imparting anti-adhesive character and increasing lubricity of lacquers and molding compositions by incorporating such polyester-containing polysiloxanes into the compositions as additives is also disclosed.
Inventors
- 👤 Karlheinz Haubennestel
- 👤 Alfred Bubat
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:32
CPC Classifications
C; C09; C09D; C09D183/00; C09D183/10; C08; C08G; C08G18/00; C08G18/06; C08G18/28; C08G18/40; C08G18/42; C08G18/46; C08G18/4692; C08G18/61; C08G77/00; C08G77/04; C08G77/38; C08G77/382; C08G77/42; C08G77/445; C08G2125/00; C08G2150/00; C08G2150/20
Claims Analysis
Total Claims: 26
Claim 1
Independent Claim
161 words
A lacquer or molding composition comprising at least one resin component and an effective anti-adhesive chaacteristic producing and lubricity increasing amount of a polyester-containing polysiloxane corresponding to the average formula ##STR46## wherein A, B and D each represent --CH 3 or a group --Z--R--Q, in which Z represents an alkylene group having from 1 to 11 carbon atoms, --(CH 2 ) 2 SCH 2 -- or --(CH 2 ) 3 NHCO--; R represents an aliphatic, cycloaliphatic or aromatic group containing at least 3 carboxylate ester linkages and having an average molecualr weight Mn of from 300 to 3,000, and Q represents an unsaturated reactive group capable of reacting chemically with a resin component of the composition; x is a number from 4 to 150; y is a number from 1 to 6, and wherein an average molecular contains at least one --Z--R--Q group, and the ratio of the number of groups --Z--R--Q to the number x is from 1:3 to 1:30.
Claim 2
Dependent Claim
161 words
A lacquer or molding composition comprising at least one resin component and an effective anti-adhesive chaacteristic producing and lubricity increasing amount of a polyester-containing polysiloxane corresponding to the average formula ##STR46## wherein A, B and D each represent --CH 3 or a group --Z--R--Q, in which Z represents an alkylene group having from 1 to 11 carbon atoms, --(CH 2 ) 2 SCH 2 -- or --(CH 2 ) 3 NHCO--; R represents an aliphatic, cycloaliphatic or aromatic group containing at least 3 carboxylate ester linkages and having an average molecualr weight Mn of from 300 to 3,000, and Q represents an unsaturated reactive group capable of reacting chemically with a resin component of the composition; x is a number from 4 to 150; y is a number from 1 to 6, and wherein an average molecular contains at least one --Z--R--Q group, and the ratio of the number of groups --Z--R--Q to the number x is from 1:3 to 1:30.
Claim 3
Dependent Claim
28 words
A composition according to claim 1, wherein the carboxylate ester linkages in the group R are connected by bifunctional hydrocarbon groups containing from 2 to 12 carbon atoms.
Claim 4
Dependent Claim
28 words
A composition according to claim 2, wherein the carboxylate ester linkages in the group R are connected by bifunctional hydrocarbon groups having from 4 to 6 carbon atoms.
Claim 5
Dependent Claim
27 words
A composition according to claim 3, wherein the carboxylate ester linkages in the group R are connected by a saturated aliphatic hydrocarbon group containing 5 carbon atoms.
Claim 6
Dependent Claim
12 words
A composition according to claim 1, wherein R represents a polycaprolactone group.
Claim 7
Dependent Claim
22 words
A composition according to claim 1, wherein A and B each represent a --Z--R--Q group, and D represents a --CH 3 group.
Claim 8
Dependent Claim
24 words
A composition according to claim 6, wherein the ratio of the number of --Z--R--Q groups to the number x is from 1:3 to 1:25.
Claim 9
Dependent Claim
24 words
A composition according to claim 7, wherein the ratio of the number of --Z--R--Q groups to the number x is from 1:5 to 1:15.
Claim 10
Dependent Claim
162 words
A lacquer or molding composition comprising at least one resin component and an effective anti-adhesive characteristic producing and lubricity increasing amount of a polyester-containing branched polysiloxane corresponding to the average formula ##STR47## wherein A and B each represent --CH 3 groups, D represents a group --Z--R--Q, in which Z represents an alkylene group having from 1 to 11 carbon atoms, --(CH 2 ) 2 SCH 2 -- or --(CH 2 ) 3 NHCO--; R represents an aliphatic, cycloaliphatic or aromatic group containing at least 3 carboxylate ester linkages and having an average molecular weight Mn of from 300 to 3,000, and Q represents a reactive group capable of reacting chemically with a resin component of the composition; x is a number from 4 to 150; y is a number from 1 to 6, and wherein an average molecule contains at leat one --Z--R--Q group, and the ratio of the number of groups --Z--R--Q to the number x is from 1:3 to 1:30.
Claim 11
Dependent Claim
162 words
A lacquer or molding composition comprising at least one resin component and an effective anti-adhesive characteristic producing and lubricity increasing amount of a polyester-containing branched polysiloxane corresponding to the average formula ##STR47## wherein A and B each represent --CH 3 groups, D represents a group --Z--R--Q, in which Z represents an alkylene group having from 1 to 11 carbon atoms, --(CH 2 ) 2 SCH 2 -- or --(CH 2 ) 3 NHCO--; R represents an aliphatic, cycloaliphatic or aromatic group containing at least 3 carboxylate ester linkages and having an average molecular weight Mn of from 300 to 3,000, and Q represents a reactive group capable of reacting chemically with a resin component of the composition; x is a number from 4 to 150; y is a number from 1 to 6, and wherein an average molecule contains at leat one --Z--R--Q group, and the ratio of the number of groups --Z--R--Q to the number x is from 1:3 to 1:30.
Claim 12
Dependent Claim
24 words
A composition according to claim 9, wherein the ratio of the number of --Z--R--Q groups to the number x is from 1:3 to 1:25.
Claim 13
Dependent Claim
24 words
A composition according to claim 10, wherein the ratio of the number of --Z--R--Q groups to the number x is from 1:4 to 1:16.
Claim 14
Dependent Claim
18 words
A composition according to claim 9, wherein, Q represents a group selected from the group consisting of ##STR48##
Claim 15
Dependent Claim
187 words
A process for imparting anti-adhesive characteristics and improving the lubricity of a composition selected from the group consisting of lacquers and molding compositions, said composition comprising at least one resin component, said process comprising the step of incorporating into the composition an effective anti-adhesive character imparting and lubricity improving amount of a polyester group containing polysiloxane corresponding to the average formula: ##STR49## wherein A, B and D each represent --CH 3 or a group --z--R--Q, Z represents an alkylene group having 1 to 11 carbon atoms, --(CH 2 ) 2 SCH 2 --, or --(CH 2 ) 3 NHCO--, R represents an aliphatic, cycloaliphatic or aromatic group containing at least 3 carboxylate ester linkages and having an average molecular weight Mn of 300 to 3,000, Q represents an unsaturated reactive group capable of chemically reacting with a resin component of the composition, x is a number from 4 to 150, y is a number from 1 to 6, and wherein an average molecule contains at least one group --Z--R--Q, and the ratio of the number of --Z--R--Q groups to the number x is from 1:3 to 1:30.
Claim 16
Dependent Claim
187 words
A process for imparting anti-adhesive characteristics and improving the lubricity of a composition selected from the group consisting of lacquers and molding compositions, said composition comprising at least one resin component, said process comprising the step of incorporating into the composition an effective anti-adhesive character imparting and lubricity improving amount of a polyester group containing polysiloxane corresponding to the average formula: ##STR49## wherein A, B and D each represent --CH 3 or a group --z--R--Q, Z represents an alkylene group having 1 to 11 carbon atoms, --(CH 2 ) 2 SCH 2 --, or --(CH 2 ) 3 NHCO--, R represents an aliphatic, cycloaliphatic or aromatic group containing at least 3 carboxylate ester linkages and having an average molecular weight Mn of 300 to 3,000, Q represents an unsaturated reactive group capable of chemically reacting with a resin component of the composition, x is a number from 4 to 150, y is a number from 1 to 6, and wherein an average molecule contains at least one group --Z--R--Q, and the ratio of the number of --Z--R--Q groups to the number x is from 1:3 to 1:30.
Claim 17
Dependent Claim
189 words
A process for imparting anti-adhesive characteristics and improving the lubricity of a composition selected from the group consisting of lacquers and molding compositions, said composition comprising at least one resin component, said process comprising the step of incorporating into the composition an effective anti-adhesive character imparting and lubricity improving amount of a polyester group containing branched polysiloxane corresponding to the average formula: ##STR50## wherein A and B each represent a --CH 3 group, D represents a group --Z--R--Q, Z represents an alkylene group having 1 to 11 carbon atoms, --(CH 2 ) 2 SCH 2 --, or --(CH 2 ) 3 NHCO--, R represents an aliphatic, cycloaliphatic or aromatic group containing at least 3 carboxylate ester linkages and having an average molecular weight Mn of 300 to 3,000, Q represents a reactive group capable of chemically reacting with a resin component of the composition, x is a number from 4 to 150, y is a number from 1 to 6, and wherein an average molecule contains at least one group --Z--R--Q, and the ratio of the number of --Z--R--Q groups to the number x is from 1:3 to 1:30.
Claim 18
Dependent Claim
189 words
A process for imparting anti-adhesive characteristics and improving the lubricity of a composition selected from the group consisting of lacquers and molding compositions, said composition comprising at least one resin component, said process comprising the step of incorporating into the composition an effective anti-adhesive character imparting and lubricity improving amount of a polyester group containing branched polysiloxane corresponding to the average formula: ##STR50## wherein A and B each represent a --CH 3 group, D represents a group --Z--R--Q, Z represents an alkylene group having 1 to 11 carbon atoms, --(CH 2 ) 2 SCH 2 --, or --(CH 2 ) 3 NHCO--, R represents an aliphatic, cycloaliphatic or aromatic group containing at least 3 carboxylate ester linkages and having an average molecular weight Mn of 300 to 3,000, Q represents a reactive group capable of chemically reacting with a resin component of the composition, x is a number from 4 to 150, y is a number from 1 to 6, and wherein an average molecule contains at least one group --Z--R--Q, and the ratio of the number of --Z--R--Q groups to the number x is from 1:3 to 1:30.
Claim 19
Dependent Claim
23 words
A composition according to claim 1, wherein said unsaturated reactive group is selected from the group consisting of acrylate, methacrylate, allyl and maleinate.
Claim 20
Dependent Claim
23 words
A method according to claim 13, wherein said unsaturated reactive group is selected from the group consisting of acrylate, methacrylate, allyl and maleinate.
Claim 21
Dependent Claim
13 words
A composition according to claim 9, wherein y is 4 at the highest.
Claim 22
Dependent Claim
13 words
A composition according to claim 17, wherein y is 3 at the highest.
Claim 23
Dependent Claim
28 words
A composition according to claim 9, wherein the carboxylate ester linkages in the group R are connected by bifunctional hydrocarbon groups containing from 2 to 12 carbon atoms.
Claim 24
Dependent Claim
28 words
A composition according to claim 19, wherein the carboxylate ester linkages in the group R are connected by bifunctional hydrocarbon groups having from 4 to 6 carbon atoms.
Claim 25
Dependent Claim
21 words
A composition according to claim 1, wherein said polyester group containing polysiloxane comprises less than 5 weight percent of said composition.
Claim 26
Dependent Claim
21 words
A composition according to claim 9, wherein said polyester group containing polysiloxane comprises less than 5 weight percent of said composition.
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) | 1992-03-13 | 1992-09-12 | 1993-03-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1996-03-13 | 1996-09-12 | 1997-03-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2000-03-13 | 2000-09-12 | 2001-03-14 | $7700.00 | Window Closed / Lapsed |