US3217066A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Curable composition comprising unsaturated polyester, epoxidized polybutadiene, unsaturated monomer and organic peroxide
Assignee: FMC Corp
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Filing: 1961-06-01
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Granted: 1965-11-09
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Expires: 1981-06-01
Abstract
No abstract record available.
Inventors
- 👤 Frank P Greenspan
- 👤 Murray H Reich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 07:46
CPC Classifications
C; C08; C08L; C08L63/00; C08L63/08; C08C; C08C19/00; C08C19/04; C08C19/06; C08L67/00; C08L67/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
104 words
A CURABLE RESIN COMPOSITION COMPRISING 50-95% BY WEIGHT OF THE TOTAL RESIN OF, IN COMBINATION (A) AN UNSATURATED POLYESTER DERIVED FROM AN UNSATURATED DICARBOXYLIC ACID AND A DIHYDRIC ALCOHOL, AND HAVING AN ACID NUMBER IN THE RANGE OF 5-50, AND (B) A REACTIVE MONOMER CONTAINING A POLYMERIZABLE DOUBLE BOND, SAID MONOMER BEING 10-65% OF THE TOTAL WEIGHT OF POLYESTER AND MONOMER; 5-50% BY WEIGHT OF THE TOTAL RESIN OF AN EPOXIDIZED POLYBUTADIENE HAVING AN EPOXY OXYGEN CONTENT OF AT LEST 5% BY WEIGHT AND CONTAINING REACTIVE DOUBLE BONDS; AND A CATALYTIC AMOUNT OF AN ORGANIC PEROXIDE HAVING A DECOMPOSITION TEMPERATURE OF AT LEAST 60*C.
Claim 2
Dependent Claim
104 words
A CURABLE RESIN COMPOSITION COMPRISING 50-95% BY WEIGHT OF THE TOTAL RESIN OF, IN COMBINATION (A) AN UNSATURATED POLYESTER DERIVED FROM AN UNSATURATED DICARBOXYLIC ACID AND A DIHYDRIC ALCOHOL, AND HAVING AN ACID NUMBER IN THE RANGE OF 5-50, AND (B) A REACTIVE MONOMER CONTAINING A POLYMERIZABLE DOUBLE BOND, SAID MONOMER BEING 10-65% OF THE TOTAL WEIGHT OF POLYESTER AND MONOMER; 5-50% BY WEIGHT OF THE TOTAL RESIN OF AN EPOXIDIZED POLYBUTADIENE HAVING AN EPOXY OXYGEN CONTENT OF AT LEST 5% BY WEIGHT AND CONTAINING REACTIVE DOUBLE BONDS; AND A CATALYTIC AMOUNT OF AN ORGANIC PEROXIDE HAVING A DECOMPOSITION TEMPERATURE OF AT LEAST 60*C.
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) | 1968-11-08 | 1969-05-10 | 1969-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-08 | 1973-05-10 | 1973-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-08 | 1977-05-10 | 1977-11-09 | $7700.00 | Window Closed / Lapsed |