US3084137A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composition comprising epoxidized polybutadiene, polyhydric alcohol, dicarboxylic anhydride, and a diallyl ester
Assignee: FMC Corp
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Filing: 1960-01-19
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Granted: 1963-04-02
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Expires: 1980-01-19
Abstract
No abstract record available.
Inventors
- 👤 Nowlin Gene
- 👤 Charles A Heiberger
- 👤 Murray H Reich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 11:23
CPC Classifications
C; C08; C08G; C08G59/00; C08G59/02; C08G59/027; C08F; C08F279/00; C08F279/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
109 words
A CURABLE RESIN COMPOSITION COMPRISING AN EPOXIDIZED POLYBUTADIENE CONTAINING POLYMERIZABLE DOUBLE BONDS AND AT LEAST 1% BY WEIGHT OF EPOXY OXYGEN; ABOUT 0.5 TO 4 EQUIVALENTS PER EPOXY OXYGEN OF, IN COMBINATION, AN ALIPHATIC POLYHYDRIC ALCOHOL, AND A DICARBOXYLIC ANHYDRIDE CONTAINING A POLYMERIZABLE DOUBLE BOND, SAID EQUIVALENT OF ALCOHOL AND ANHYDRIDE BEING CALCULATED ON THE BASIS THAT ONE EPOXY OXYEN ATOM IS EQUIVLANENT TO ONE HYDROXYL AND TO ONE CARBOXYL GROUP; 5 TO 40 PARTS, PER 100 PARTS OF EPOXIDIZED POLYBUTADIENE, OF A DIALLYLIC ESTER SELECTED FROM THE GROUP CONSISTING OF DIALLYL, DIMETHALLYL AND DICHLORALLYL ESTERS OF CARBOCYLIC DICARBOXYLIC ACIDS; AND A CATALYTIC AMOUNT OF A FREE RADICAL INITIATOR.
Claim 2
Dependent Claim
109 words
A CURABLE RESIN COMPOSITION COMPRISING AN EPOXIDIZED POLYBUTADIENE CONTAINING POLYMERIZABLE DOUBLE BONDS AND AT LEAST 1% BY WEIGHT OF EPOXY OXYGEN; ABOUT 0.5 TO 4 EQUIVALENTS PER EPOXY OXYGEN OF, IN COMBINATION, AN ALIPHATIC POLYHYDRIC ALCOHOL, AND A DICARBOXYLIC ANHYDRIDE CONTAINING A POLYMERIZABLE DOUBLE BOND, SAID EQUIVALENT OF ALCOHOL AND ANHYDRIDE BEING CALCULATED ON THE BASIS THAT ONE EPOXY OXYEN ATOM IS EQUIVLANENT TO ONE HYDROXYL AND TO ONE CARBOXYL GROUP; 5 TO 40 PARTS, PER 100 PARTS OF EPOXIDIZED POLYBUTADIENE, OF A DIALLYLIC ESTER SELECTED FROM THE GROUP CONSISTING OF DIALLYL, DIMETHALLYL AND DICHLORALLYL ESTERS OF CARBOCYLIC DICARBOXYLIC ACIDS; AND A CATALYTIC AMOUNT OF A FREE RADICAL INITIATOR.
References Cited (Backward Citations)
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Cited
US2848433A
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US2829135A
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US2947717A
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US2921921A
Cited
US2907732A
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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) | 1966-04-01 | 1966-10-01 | 1967-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-01 | 1970-10-01 | 1971-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-01 | 1974-10-01 | 1975-04-02 | $7700.00 | Window Closed / Lapsed |