US3644244A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polybutadiene-polynitrile graft copolymer dispersions stabilized with hydroxylamines
Assignee: Valspar Corp
•
Filing: 1969-12-15
•
Granted: 1972-02-22
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Expires: 1989-12-15
Abstract
Abstract Organosols of polybutadiene-polynitrile graft copolymers, stabilized against gelation by hydroxylamines. These compositions are useful as can coatings.
Inventors
- 👤 Michael Fryd
- 👤 Walter W Kaminski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 20:58
CPC Classifications
C; C08; C08F; C08F279/00; C08F279/02; C08K; C08K5/00; C08K5/16; C08K5/32; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31678; Y10T428/31692; Y10T428/31696; Y10T428/31699
Claims Analysis
Total Claims: 27
Claim 1
Independent Claim
14 words
The composition of claim 1 wherein the anti gelation agent is an N,N-dialkyl hydroxylamine.
Claim 2
Dependent Claim
36 words
The composition of claim 1 wherein the graft copolymer has a polybutadiene backbone and at least one polymethacrylonitrile graft component(s), the organic liquid carrier is an aliphatic hydrocarbon and the anti gelation agent is N,N-diethyl hydroxylamine.
Claim 3
Dependent Claim
36 words
The composition of claim 1 wherein the graft copolymer has a polybutadiene backbone and at least one polyacrylonitrile graft component(s), the organic liquid carrier is an aliphatic hydrocarbon and the anti gelation agent is N,N-diethyl hydroxylamine.
Claim 4
Dependent Claim
43 words
The composition of claim 1 wherein the graft copolymer has a polybutadiene backbone and at least one polymethacrylonitrile graft component and at least one polyvinylchloride graft component, the organic liquid carrier is an aliphatic hydrocarbon and the anti gelation agent is N,N-diethyl hydroxylamine.
Claim 5
Dependent Claim
23 words
The composition of claim 1 additionally containing from about 20 through about 10,000 parts per million of one or more variable-valence metal salts.
Claim 6
Dependent Claim
23 words
The composition of claim 2 additionally containing from about 20 through about 10,000 parts per million of one or more variable-valence metal salts.
Claim 7
Dependent Claim
23 words
The composition of claim 3 additionally containing from about 20 through about 10,000 parts per million of one or more variable-valence metal salts.
Claim 8
Dependent Claim
15 words
The composition of claim 8 wherein the metal salts are manganese octoate and cerium octoate.
Claim 9
Dependent Claim
23 words
The composition of claim 4 additionally containing from about 20 through about 10,000 parts per million of one or more variable-valence metal salts.
Claim 10
Dependent Claim
23 words
The composition of claim 5 additionally containing from about 20 through about 10,000 parts per million of one or more variable-valence metal salts.
Claim 11
Dependent Claim
13 words
The composition of claim 1 wherein the backbone component is a diene polymer.
Claim 12
Dependent Claim
20 words
The composition of claim 1 wherein the backbone component is a diene polymer and the ethylenically unsaturated nitrile is acrylonitrile.
Claim 13
Dependent Claim
18 words
The composition of claim 1 wherein the backbone component is a diene polymer and the nitrile is methacrylonitrile.
Claim 14
Dependent Claim
14 words
The composition of claim 13 wherein the anti gelation agent is an N,N-dialkyl hydroxylamine.
Claim 15
Dependent Claim
14 words
The composition of claim 14 wherein the anti gelation agent is an N,N-dialkyl hydroxylamine.
Claim 16
Dependent Claim
23 words
The composition of claim 12 additionally containing from about 20 to about 10,000 parts per million of one or more variable-valence metal salts.
Claim 17
Dependent Claim
23 words
The composition of claim 13 additionally containing from about 20 to about 10,000 parts per million of one or mOre variable-valence metal salts.
Claim 18
Dependent Claim
23 words
The composition of claim 14 additionally containing from about 20 to about 10,000 parts per million of one or more variable-valence metal salts.
Claim 19
Dependent Claim
23 words
The composition of claim 15 additionally containing from about 20 to about 10,000 parts per million of one or more variable-valence metal salts.
Claim 20
Dependent Claim
23 words
The composition of claim 16 additionally containing from about 20 to about 10,000 parts per million of one or more variable-valence metal salts.
Claim 21
Dependent Claim
15 words
A substrate coated with the composition of claim 1, heated to form a continuous film.
Claim 22
Dependent Claim
15 words
The substrate coated with the composition of claim 6, heated to form a continuous film.
Claim 23
Dependent Claim
15 words
A substrate coated with the composition of claim 12, heated to form a continuous film.
Claim 24
Dependent Claim
15 words
A substrate coated with the composition of claim 13, heated to form a continuous film.
Claim 25
Dependent Claim
15 words
A substrate coated with the composition of claim 14, heated to form a continuous film.
Claim 26
Dependent Claim
16 words
A substrate coated with a composition according to claim 15, heated to form a continuous film.
Claim 27
Dependent Claim
15 words
A substrate coated with a composition of claim 16, heated to form a continuous film.
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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) | 1975-02-21 | 1975-08-23 | 1976-02-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-02-21 | 1979-08-23 | 1980-02-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-02-21 | 1983-08-23 | 1984-02-22 | $7700.00 | Window Closed / Lapsed |