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Patent US3940360A successfully refreshed from Google Patents.
US3940360A
Expired / Lapsed
US
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Silane containing coating compositions
Assignee: Union Carbide Corp
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Filing: 1974-02-12
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Granted: 1976-02-24
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Expires: 1994-02-12
Abstract
Abstract The use of certain silane compounds reduces the viscosity and thixotropy of acrylyl coatings compositions thus permitting their more efficient use in conventional coating techniques.
Inventors
- 👤 Charles Hobert Carder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:20
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/54; C08F; C08F220/00; C08F299/00; C08F299/02; C08F299/06; C08K5/0008; C08K5/0025; C09; C09D; C09D4/00; C09D7/00; C09D7/40; C09D7/47
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
112 words
A polymerizable acrylyl coating composition containing a polymerizable monomer, oligomer, or polymer having a methacrylyl, acrylyl, methacrylamide, acrylamide, methacrylonitrile, or acrylonitrile moiety in the molecule, and containing from 0.1 to 10 weight percent of said composition of a silane compound of the formula: R--Si--(OR')3 wherein R is vinyl, alkyl of from 1 to 8 carbon atoms, phenyl, Ch 2 =czcoor"--, [ch 2 =czcooh] 2 . h 2 nr"=--or Hoocch=chconhr"; z is hydrogen or methyl; R" is divalent alkylene of from 1 to 6 carbon atoms; R' is alkoxy of from 1 to 8 carbon atoms, alkoxyalkyloxy having a total of 8 carbon atoms or lower acyl having up to 5 carbon atoms.
Claim 2
Dependent Claim
112 words
A polymerizable acrylyl coating composition containing a polymerizable monomer, oligomer, or polymer having a methacrylyl, acrylyl, methacrylamide, acrylamide, methacrylonitrile, or acrylonitrile moiety in the molecule, and containing from 0.1 to 10 weight percent of said composition of a silane compound of the formula: R--Si--(OR')3 wherein R is vinyl, alkyl of from 1 to 8 carbon atoms, phenyl, Ch 2 =czcoor"--, [ch 2 =czcooh] 2 . h 2 nr"=--or Hoocch=chconhr"; z is hydrogen or methyl; R" is divalent alkylene of from 1 to 6 carbon atoms; R' is alkoxy of from 1 to 8 carbon atoms, alkoxyalkyloxy having a total of 8 carbon atoms or lower acyl having up to 5 carbon atoms.
Claim 3
Dependent Claim
29 words
A polymerizable acrylyl coating composition as claimed in claim 1 wherein the silane compound is present at a concentration of from 0.4 to 2 weight percent of said composition.
Claim 4
Dependent Claim
16 words
A polymerizable acrylyl coating composition as claimed in claim 1 wherein the silane compound is vinyltri(methoxyethoxy)silane.
Claim 5
Dependent Claim
16 words
A polymerizable acrylyl coating composition as claimed in claim 1 wherein the silane compound is methyltriethoxysilane.
Claim 6
Dependent Claim
29 words
A polymerizable acrylyl coating composition as claimed in claim 1 wherein the silane compound is the reaction product of one mole of gamma-aminopropyltriethoxysilane with two moles of acrylic acid.
Claim 7
Dependent Claim
16 words
A polymerizable acrylyl coating composition as claimed in claim 1 wherein the silane compound is gamma-methacryloxypropyltrimethoxysilane.
Claim 8
Dependent Claim
27 words
A polymerizable acrylyl coating composition as claimed in claim 1 wherein the silane compound is HOOCCH=CHCONH(CH 2 ) 3 Si (OCH 2 CH 3 ) 3 .
Claim 9
Dependent Claim
16 words
A polymerizable acrylyl coating composition as claimed in claim 1 wherein a flatting agent is present.
Claim 10
Dependent Claim
15 words
A polymerizable acrylyl coating composition as claimed in claim 1 wherein a pigment is present.
References Cited (Backward Citations)
US2467858A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1979-02-23 | 1979-08-25 | 1980-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-02-23 | 1983-08-25 | 1984-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-02-23 | 1987-08-25 | 1988-02-24 | $7700.00 | Window Closed / Lapsed |