US3960574A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Detergent resistant auto polish
Assignee: Dow Silicones Corp
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Filing: 1974-05-13
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Granted: 1976-06-01
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Expires: 1994-05-13
Abstract
Abstract Polishes are made detergent resistant by incorporating therein carboxyfunctional siloxanes.
Inventors
- 👤 Kenneth M. Lee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 10:28
CPC Classifications
C; C09; C09G; C09G1/00
Claims Analysis
Total Claims: 13
Claim 1
Independent Claim
166 words
In a polish formulation containing as components thereof a wax and/or an abrasive and optionally at least one member selected from the group consisting of solvents, surfactants, thickening agents, dyes, odorants, and other ingredients normally used in making polishes, the improvement which consists of incorporating therein 1 to 10% by weight of a carboxyfunctional siloxane composed of from 0.1 to 50 mole percent of R a R' b SiO.sub.(4-a-b/2) units and from 50 to 99.9 mole percent of R" c SiO.sub.(4-c/2) units wherein R is a carboxyfunctional radical attached to the silicon atom via a silicon-to-carbon bond, a has an average value from 1 to 3, R' is a hydrocarbon or halogenated hydrocarbon radical containing from 1 to 18 carbon atoms, b has an average value from 0 to 2, the sum of a + b is from 1 to 3, R" is a hydrocarbon or halogenated hydrocarbon radical containing from 1 to 18 carbon atoms, and c has an average value from 0 to 3.
Claim 2
Dependent Claim
166 words
In a polish formulation containing as components thereof a wax and/or an abrasive and optionally at least one member selected from the group consisting of solvents, surfactants, thickening agents, dyes, odorants, and other ingredients normally used in making polishes, the improvement which consists of incorporating therein 1 to 10% by weight of a carboxyfunctional siloxane composed of from 0.1 to 50 mole percent of R a R' b SiO.sub.(4-a-b/2) units and from 50 to 99.9 mole percent of R" c SiO.sub.(4-c/2) units wherein R is a carboxyfunctional radical attached to the silicon atom via a silicon-to-carbon bond, a has an average value from 1 to 3, R' is a hydrocarbon or halogenated hydrocarbon radical containing from 1 to 18 carbon atoms, b has an average value from 0 to 2, the sum of a + b is from 1 to 3, R" is a hydrocarbon or halogenated hydrocarbon radical containing from 1 to 18 carbon atoms, and c has an average value from 0 to 3.
Claim 3
Dependent Claim
11 words
A polish as defined in claim 1 which is solvent based.
Claim 4
Dependent Claim
15 words
A polish as defined in claim 2 which is in the form of an aerosol.
Claim 5
Dependent Claim
11 words
A polish as defined in claim 1 which is water based.
Claim 6
Dependent Claim
16 words
A polish as defined in claim 1 which is in the form of a paste wax.
Claim 7
Dependent Claim
111 words
A polish as defined in claim 1 wherein the carboxyfunctional siloxane is composed of 0.25 to 10 mole percent of R a R' b SiO.sub.(4-a-b/2) units and from 90 to 99.75 mole percent of R" c SiO.sub.(4-c/2) units, R is a radical of the structure HOOC--Q-- wherein Q is a divalent linking group attached to the silicon atom via a silicon-to-carbon bond, a has an average value of 1, R' is a hydrocarbon radical containing from 1 to 6 carbon atoms, b has an average value of 0 to 1, R" is a hydrocarbon radical containing from 1 to 6 carbon atoms, and c has an average value of about 2.
Claim 8
Dependent Claim
38 words
A polish as defined in claim 6 wherein Q is an alkylene radical containing from 2 to 10 carbon atoms, R' is a methyl radical, b has an average value of 1 and R" is a methyl radical.
Claim 9
Dependent Claim
48 words
A polish as defined in claim 7 wherein the carboxyfunctional siloxane is composed of about 10 mole percent (CH 3 )HOOCCH(CH 3 )CH 2 SiO units, about 88 mole percent (CH 3 ) 2 SiO units and about 2 mole percent (CH 3 ) 3 SiO 1/2 units.
Claim 10
Dependent Claim
55 words
A polish as defined in claim 6 wherein Q is composed of carbon, hydrogen and sulfur atoms, the sulfur atoms being present in the form of ether linkages, said Q containing from 2 to 10 carbon atoms, R' is a methyl radical, b has an average value of 1 and R" is a methyl radical.
Claim 11
Dependent Claim
50 words
A polish as defined in claim 8 wherein the carboxyfunctional siloxane is composed of about 10 mole percent (CH 3 )HOOCCH 2 SCH 2 CH 2 SiO units, about 88 mole percent (CH 3 ) 2 SiO units and about 2 mole percent (CH 3 ) 3 SiO 1/2 units.
Claim 12
Dependent Claim
50 words
A polish as defined in claim 8 wherein the carboxyfunctional siloxane is composed of about 6 mole percent (CH 3 )HOOCCH 2 SCH 2 CH 2 SiO units, about 92 mole percent (CH 3 ) 2 SiO units and about 2 mole percent (CH 3 ) 3 SiO 1/2 units.
Claim 13
Dependent Claim
50 words
A polish as defined in claim 8 wherein the carboxyfunctional siloxane is composed of about 2 mole percent (CH 3 )HOOCCH 2 SCH 2 CH 2 SiO units, about 96 mole percent (CH 3 ) 2 SiO units and about 2 mole percent (CH 3 ) 3 SiO 1/2 units.
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) | 1979-06-01 | 1979-12-01 | 1980-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-06-01 | 1983-12-01 | 1984-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-06-01 | 1987-12-01 | 1988-06-01 | $7700.00 | Window Closed / Lapsed |