US4100045A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radiation curable epoxy coating composition of dimer acid modified vinyl ester resin
Assignee: Dow Chemical Co
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Filing: 1975-12-29
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Granted: 1978-07-11
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Expires: 1995-12-29
Abstract
Abstract A radiation curable vehicle for coating and printing ink compositions consist essentially of the reaction product of a polyepoxide, a saturated dicarboxylic acid, an ethylenically unsaturated monocarboxylic acid and optionally a saturated monocarboxylic acid.
Inventors
- 👤 Gary W. Bogan
- 👤 Richard A. Hickner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:36
CPC Classifications
C; C09; C09D; C09D11/00; C09D11/02; C09D11/10; C09D11/101; C08; C08G; C08G59/00; C08G59/18; C08G59/40; C08G59/42; C08G59/4292; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31511; Y10T428/31529; Y10T428/31855; Y10T428/3188; Y10T428/31895
Claims Analysis
Total Claims: 14
Claim 1
Independent Claim
76 words
A radiation curable composition said composition consisting essentially of the reaction product of from 0.9 to about 1.05 equivalents of carboxylic acid ingredients for 1.0 equivalents of a polyepoxide wherein said carboxylic acid ingredients consist essentially of from 0.1 to 0.3 equivalent of a dicarboxylic acid having from 20 to about 36 carbon atoms, from 0.5 to 0.9 equivalent of an ethylenically unsaturated monocarboxylic acid, and from 0 to 0.3 equivalent of a saturated monocarboxylic acid.
Claim 2
Dependent Claim
76 words
A radiation curable composition said composition consisting essentially of the reaction product of from 0.9 to about 1.05 equivalents of carboxylic acid ingredients for 1.0 equivalents of a polyepoxide wherein said carboxylic acid ingredients consist essentially of from 0.1 to 0.3 equivalent of a dicarboxylic acid having from 20 to about 36 carbon atoms, from 0.5 to 0.9 equivalent of an ethylenically unsaturated monocarboxylic acid, and from 0 to 0.3 equivalent of a saturated monocarboxylic acid.
Claim 3
Dependent Claim
14 words
The composition of claim 1 wherein said dicarboxylic acid is a dimerized fatty acid.
Claim 4
Dependent Claim
24 words
The composition of claim 1 wherein said dicarboxylic acid is a diacid which is the reaction product of acrylic with linoleic or linolenic acid.
Claim 5
Dependent Claim
14 words
The composition of claim 1 wherein said ethylenically unsaturated monocarboxylic acid is acrylic acid.
Claim 6
Dependent Claim
23 words
The composition of claim 1 wherein said ethylenic unsaturated monocarboxylic acid is the reaction product of a hydroxyalkyl acrylate and a cyclic anhydride.
Claim 7
Dependent Claim
13 words
The composition of claim 1 wherein said saturated monocarboxylic acid is pelargonic acid.
Claim 8
Dependent Claim
15 words
The composition of claim 1 wherein said polyepoxide is the diglycidyl ether of bisphenol A.
Claim 9
Dependent Claim
12 words
The composition of claim 1 wherein said polyepoxide is a polyglycol diepoxide.
Claim 10
Dependent Claim
12 words
The composition of claim 1 wherein said polyepoxide is an epoxy novolac.
Claim 11
Dependent Claim
9 words
The composition of claim 1 also containing a photosensitizer.
Claim 12
Dependent Claim
11 words
The composition of claim 1 also containing an addition polymerizable solvent.
Claim 13
Dependent Claim
11 words
The composition of claim 11 wherein said solvent is pentaerythritol tetraacrylate.
Claim 14
Dependent Claim
22 words
The composition of claim 11 wherein said solvent is present in an amount of up to 50 weight percent of the composition.
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) | 1981-07-10 | 1982-01-09 | 1982-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-07-10 | 1986-01-09 | 1986-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-07-10 | 1990-01-09 | 1990-07-11 | $7700.00 | Window Closed / Lapsed |