US4243767A
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Ambient temperature curable hydroxyl containing polymer/silicon compositions
Assignee: OSI Specialties Inc
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Filing: 1978-11-16
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Granted: 1981-01-06
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Expires: 1998-11-16
Abstract
Abstract Ambient temperature curable compositions comprising a hydroxyl containing organic polymer and an aminosilicon compound, said compositions being useful as protective coating compositions.
Inventors
- 👤 Lawrence G. Kaufman
- 👤 Charles N. Merriam
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:41
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/54; C08K5/544
Claims Analysis
Total Claims: 42
Claim 1
Independent Claim
194 words
A substantially anhydrous, acid-free, room temperature curable composition which comprises (A) an organic thermoplastic polymer containing at least two hydroxyl radicals which are directly bonded to non-carboxylic carbon atoms of said polymer; and (B) a hydrolyzable aminosilicon compound selected from the class consisting of aminosilicon compounds having the average formula ##STR14## and mixtures thereof wherein: X is an alkoxy radical having 1 to 6 carbon atoms; R is a divalent alkylene radical having 1 to 4 carbon atoms; R 1 is hydrogen or an alkyl radical having 1 to 4 carbon atoms, R 2 is a radical selected from the group consisting of hydrogen, an alkyl radical having 1 to 4 carbon atoms and a silyl radical of the formula ##STR15## wherein R, R 1 , and X are the same as defined above; and wherein R 3 is a divalent alkylene radical having 2 to 4 carbon atoms; a has a value of 0 to 2 and t has a value of 0 to 4; and wherein said composition contains about 5 to 50 parts by weight of said hydrolyzable aminosilicon compound (B) per 100 parts by weight of said organic polymer (A).
Claim 2
Dependent Claim
194 words
A substantially anhydrous, acid-free, room temperature curable composition which comprises (A) an organic thermoplastic polymer containing at least two hydroxyl radicals which are directly bonded to non-carboxylic carbon atoms of said polymer; and (B) a hydrolyzable aminosilicon compound selected from the class consisting of aminosilicon compounds having the average formula ##STR14## and mixtures thereof wherein: X is an alkoxy radical having 1 to 6 carbon atoms; R is a divalent alkylene radical having 1 to 4 carbon atoms; R 1 is hydrogen or an alkyl radical having 1 to 4 carbon atoms, R 2 is a radical selected from the group consisting of hydrogen, an alkyl radical having 1 to 4 carbon atoms and a silyl radical of the formula ##STR15## wherein R, R 1 , and X are the same as defined above; and wherein R 3 is a divalent alkylene radical having 2 to 4 carbon atoms; a has a value of 0 to 2 and t has a value of 0 to 4; and wherein said composition contains about 5 to 50 parts by weight of said hydrolyzable aminosilicon compound (B) per 100 parts by weight of said organic polymer (A).
Claim 3
Dependent Claim
46 words
A composition as defined in claim 1 wherein X is an alkoxy radical selected from the group consisting of methoxy, ethoxy and 2-methoxyethoxy, wherein R and R 3 are divalent alkylene radicals selected from the group consisting of ethylene and propylene, and wherein a is 0.
Claim 4
Dependent Claim
11 words
A composition as defined in claim 2 wherein t is 0.
Claim 5
Dependent Claim
11 words
A composition as defined in claim 2 wherein t is 1.
Claim 6
Dependent Claim
20 words
A composition as defined in claim 4, wherein R is a propylene radical and R 3 is an ethylene radical.
Claim 7
Dependent Claim
29 words
A composition as defined in claim 5 wherein each R 2 is individually selected from the group consisting of hydrogen, and a silyl radical of the formula --(CH.sub.2).sub.3 Si-X.sub.3
Claim 8
Dependent Claim
13 words
A composition as defined in claim 6 wherein X is a methoxy radical.
Claim 9
Dependent Claim
18 words
A composition as defined in claim 7 wherein the aminosilicon compound is a mixture of said aminosilicon compounds.
Claim 10
Dependent Claim
41 words
A composition as defined in claim 3, wherein X is an ethoxy radical, R is a propylene radical and each R 2 is individually selected from the group consisting of hydrogen and a silyl radical of the formula --(CH.sub.2).sub.3 Si(OC.sub.2 H.sub.5).sub.3
Claim 11
Dependent Claim
56 words
A composition as defined in claim 1 wherein the organic thermoplastic polymer is selected from the class consisting of a hydroxylalkyl acrylate modified vinyl chloride polymer, a polyether polyol polymer, a polyhydroxy containing acrylate polymer, a polyvinyl alcohol polymer, a polyhydroxy containing polyvinyl acetal polymer, a polyester polyol polymer, a phenolic resin polymer, and mixtures thereof.
Claim 12
Dependent Claim
70 words
A composition as defined in claim 10, wherein X is an alkoxy radical selected from the group consisting of methoxy, ethoxy, and 2-methoxyethoxy, wherein R and R 3 are divalent alkylene radicals selected from the group consisting of ethylene and propylene, wherein a is 0, t is 1 and wherein each R 2 is individually selected from the group consisting of hydrogen and a silyl radical of the formula --RSiX.sub.3
Claim 13
Dependent Claim
20 words
A composition as defined in claim 11, wherein the organic thermoplastic polymer is a hydroxyalkyl acrylate modified vinyl chloride polymer.
Claim 14
Dependent Claim
17 words
A composition as defined in claim 11, wherein the organic thermoplastic polymer is a polyether polyol polymer.
Claim 15
Dependent Claim
19 words
A composition as defined in claim 11, wherein the organic thermoplastic polymer is a polyhydroxy containing polyvinyl acetal polymer.
Claim 16
Dependent Claim
18 words
A composition as defined in claim 11 wherein the organic thermoplastic polymer is a polyhydroxy containing acrylate polymer.
Claim 17
Dependent Claim
17 words
A composition as defined in claim 11, wherein the organic thermoplastic polymer is a polyvinyl alcohol polymer.
Claim 18
Dependent Claim
17 words
A composition as defined in claim 11, wherein the organic thermoplastic polymer is a polyester polyol polymer.
Claim 19
Dependent Claim
17 words
A composition as defined in claim 11, wherein the organic thermoplastic polymer is a phenolic resin polymer.
Claim 20
Dependent Claim
34 words
A composition as defined in claim 11, wherein R is a propylene radical, R 3 is an ethylene radical, X is methoxy and wherein the aminosilicon compound is a mixture of said aminosilicon compounds.
Claim 21
Dependent Claim
35 words
A composition as defined in claim 1, wherein said composition contains about 10 to about 40 parts by weight of said hydrolyzable aminosilicon compound (B) per 100 parts by weight of said organic polymer (A).
Claim 22
Dependent Claim
16 words
A composition as defined in claim 1 wherein an alkylsilicate is present as an additional ingredient.
Claim 23
Dependent Claim
14 words
A composition as defined in claim 21, wherein the alkyl silicate is tetraethyl orthosilicate.
Claim 24
Dependent Claim
108 words
A composition as defined in claim 10 which also contains an organic solvent in an amount sufficient to dissolve the organic polymer employed; about 70 to 100 parts by weight of a pigment per 100 parts by weight of said organic polymer; 0 to about 70 parts by weight of a filler material per 100 parts by weight of said organic polymer; 0 to about 25 parts by weight of an alkyl silicate; and based on the total weight of the composition 0 to about 1 percent by weight of a dispersing agent for said pigment and 0 to about 3 percent by weight of a dessicant material.
Claim 25
Dependent Claim
70 words
A composition as defined in claim 23, wherein X is an alkoxy radical selected from the group consisting of methoxy, ethoxy and 2-methoxyethoxy, wherein R and R 3 are divalent alkylene radicals selected from the group consisting of ethylene and propylene, wherein a is 0, t is 1 and wherein each R 2 is individually selected from the group consisting of hydrogen and a silyl radical of the formula --RSiX.sub.3.
Claim 26
Dependent Claim
20 words
A composition as defined in claim 24, wherein the organic thermoplastic polymer is a hydroxyalkyl acrylate modified vinyl chloride polymer.
Claim 27
Dependent Claim
17 words
A composition as defined in claim 24, wherein the organic thermoplastic polymer is a polyether polyol polymer.
Claim 28
Dependent Claim
16 words
A composition as defined in claim 26, wherein the polyether polyol polymer is a phenoxy resin.
Claim 29
Dependent Claim
19 words
A composition as defined in claim 24, wherein the organic thermoplastic polymer is a polyhydroxy containing polyvinyl acetal polymer.
Claim 30
Dependent Claim
18 words
A composition as defined in claim 28 wherein the polyhydroxy containing polyvinyl acetal polymer is a polyvinylbutyral resin.
Claim 31
Dependent Claim
18 words
A composition as defined in claim 24, wherein the organic thermoplastic polymer is a polyhydroxy containing acrylate polymer.
Claim 32
Dependent Claim
17 words
A composition as defined in claim 24, wherein the organic thermoplastic polymer is a polyvinyl alcohol polymer.
Claim 33
Dependent Claim
17 words
A composition as defined in claim 24, wherein the organic thermoplastic polymer is a polyester polyol polymer.
Claim 34
Dependent Claim
17 words
A composition as defined in claim 24, wherein the organic thermoplastic polymer is a phenolic resin polymer.
Claim 35
Dependent Claim
34 words
A composition as defined in claim 25, wherein R is a propylene radical, R 3 is an ethylene radical, X is methoxy and wherein the aminosilicon compound is a mixture of said aminosilicon compounds.
Claim 36
Dependent Claim
35 words
A composition as defined in claim 23, wherein said composition contains about 10 to about 40 parts by weight of said hydrolyzable aminosilicon compound (B) per 100 parts by weight of said organic polymer (A).
Claim 37
Dependent Claim
13 words
A composition as defined in claim 23, wherein the pigment is titanium dioxide.
Claim 38
Dependent Claim
76 words
A composition as defined in claim 25, wherein the organic polymer contains (a) from about 50 to about 85 weight percent of vinyl chloride derived mer units, (b) from about 0 to 10 weight percent mer units derived from a polymerizable monomer selected from the class consisting of alkyl esters of alpha, beta-ethylenically unsaturated carboxylic acids and vinyl esters of saturated fatty acids, and (c) from 10 to 30 percent mer units derived from hydroxyalkyl acrylate.
Claim 39
Dependent Claim
42 words
A composition as defined in claim 37, wherein the organic polymer is a hydroxy-functional random terpolymer containing about 80 weight percent vinyl chloride mer units, about 5 weight percent vinyl acetate mer units and about 15 weight percent hydroxypropyl acrylate mer units.
Claim 40
Dependent Claim
35 words
A composition as defined in claim 38, wherein said composition contains about 10 to about 40 parts by weight of said hydrolyzable aminosilicon compound (B) per 100 parts by weight of said organic polymer (A).
Claim 41
Dependent Claim
13 words
A composition as defined in claim 39, wherein the pigment is titanium dioxide.
Claim 42
Dependent Claim
12 words
The crosslinked polymer product obtained upon crosslinking the composition of claim 1.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1984-01-06 | 1984-07-07 | 1985-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-01-06 | 1988-07-07 | 1989-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-01-06 | 1992-07-07 | 1993-01-06 | $7700.00 | Window Closed / Lapsed |