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US4413086A
Expired / Lapsed
US
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Coating compositions containing organosilane-polyol
Assignee: PPG Industries Ohio Inc
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Filing: 1982-03-04
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Granted: 1983-11-01
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Expires: 2002-03-04
Abstract
Abstract Described are water reducible coating compositions comprising (A) an organosilane-polyol which is the reaction product of a hydrophilic polycarbinol and an organosilicon material selected from the group consisting of an organosilane, a hydrolyzed and condensed organosilane and mixture, thereof; and (B) a curing agent for the coating compositions.
Inventors
- 👤 Wen-Hsuan Chang
- 👤 Kyu-Wang Lee
- 👤 John B. Saunders, Jr.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:33
CPC Classifications
C; C08; C08G; C08G18/00; C08G18/06; C08G18/28; C08G18/40; C08G18/61; C08K; C08K5/00; C08K5/16; C08K5/29; C08L; C08L83/00; C08L83/10; C08L83/14; C09; C09D; C09D161/00; C09D183/00; C09D183/10; C09D183/14; D; D21; D21H; D21H19/00; D21H19/10; D21H19/14; D21H19/24; D21H19/32
Claims Analysis
Total Claims: 16
Claim 1
Independent Claim
86 words
A water reducible coating composition comprising: A. An organosilane-polyol havng a hydroxyl number equal to or greater than 70 which is a reaction product of (1) a hydrophilic polyol having a hydroxyl number equal to or greater than 300; and (2) an organosilicon material selected from the group consisting of an organosilane, a hydrolyzed and condensed organosilane, and a mixture thereof; and B. a curing agent for said coating composition selected from the group consisting of an aminoplast resin, a phenoplast resin, and a blocked polyisocyanate.
Claim 2
Dependent Claim
86 words
A water reducible coating composition comprising: A. An organosilane-polyol havng a hydroxyl number equal to or greater than 70 which is a reaction product of (1) a hydrophilic polyol having a hydroxyl number equal to or greater than 300; and (2) an organosilicon material selected from the group consisting of an organosilane, a hydrolyzed and condensed organosilane, and a mixture thereof; and B. a curing agent for said coating composition selected from the group consisting of an aminoplast resin, a phenoplast resin, and a blocked polyisocyanate.
Claim 3
Dependent Claim
14 words
The coating composition of claim 1 wherein said curing agent is an aminoplast resin.
Claim 4
Dependent Claim
11 words
The coating composition of claim 1 further comprising an organic solvent.
Claim 5
Dependent Claim
14 words
The composition of claim 3 wherein said organic solvent is a water reducible solvent.
Claim 6
Dependent Claim
15 words
The coating composition of claim 1 wherein said organosilane contains at least one phenyl group.
Claim 7
Dependent Claim
13 words
The coating composition of claim 1 further comprising an additional essentially unreacted polyol.
Claim 8
Dependent Claim
16 words
The coating composition of claim 6 further comprising an additional essentially unreacted hydrolyzed and condensed organosilane.
Claim 9
Dependent Claim
9 words
The coating composition of claim 1 further comprising water.
Claim 10
Dependent Claim
9 words
The coating composition of claim 7 further comprising water.
Claim 11
Dependent Claim
11 words
The coating composition of claim 7 further comprising an organic solvent.
Claim 12
Dependent Claim
11 words
The coating composition of claim 9 further comprising an organic solvent.
Claim 13
Dependent Claim
43 words
The coating composition of claim 7 wherein the sum of said organosilane-polyol, said curing agent, said additional essentially unreacted polyol, and said additional essentially unreacted hydrolyzed and condensed organosilane, by weight total at least 60 percent of the total weight of said composition.
Claim 14
Dependent Claim
106 words
The coating composition of claim 10 wherein the amount of said organosilane-polyol ranges from about 1 to about 40 percent by weight, the amount of said curing agent ranges from about 20 to about 80 percent by weight, the amount of said organic solvent ranges from about 5 to about 40 percent by weight, the amount of said additional essentially unreacted polyol ranges from about 1 to about 50 percent by weight, and the amount of said additional essentially unreacted hydrolyzed and condensed organosilane ranges from about 0.3 to about 5 percent by weight, all percentages being based on the total weight of said coating composition.
Claim 15
Dependent Claim
120 words
The coating composition of claim 11 wherein the amount of said organosilane-polyol ranges from about 0.75 to about 30 percent by weight, the amount of said curing agent ranges from about 15 to about 61 percent by weight, the amount of said organic solvent ranges from about 3.0 to about 30 percent by weight, the amount of said additional essentially unreacted polyol ranges from about 0.75 to about 38 percent by weight, the amount of said additional essentially unreacted hydrolyzed and condensed organosilane range from about 0.20 to about 4.0 percent by weight, and the amount of water ranges from about 5 to about 30 percent by weight, all percentages being based on the total weight of said coating composition.
Claim 16
Dependent Claim
10 words
The coating composition of claim 1 further comprising a pigment.
References Cited (Backward Citations)
US2877202A
Cited
US2917467A
Cited
US2911386A
Cited
US2925402A
Cited
US3150116A
Cited
US3399247A
Cited
US3429851A
Cited
US3388101A
Cited
US3449289A
Cited
US3668272A
Cited
US3868343A
Cited
US4013698A
Cited
US4093673A
Cited
US4069178A
Cited
US4113665A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1986-10-31 | 1987-05-02 | 1987-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1990-10-31 | 1991-05-02 | 1991-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1994-10-31 | 1995-05-02 | 1995-11-01 | $7700.00 | Window Closed / Lapsed |