US3586552A
Expired / Lapsed
US
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Propellant composition having a curable ethylene interpolymer binder
Assignee: Union Carbide Corp
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Filing: 1968-05-23
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Granted: 1971-06-22
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Expires: 1988-05-23
Abstract
Abstract WHEREIN EACH R INDIVIDUALLY REPRESENTS HYDROGEN, AN ALKYL GROUP OF 1 TO 6 CARBON ATOMS OR FLUORINE AND A CROSS-LINKING AGENT CAPABLE OF REACTING WITH THE REACTIVE FUNCTIONAL GROUPS. H2C=C(-R)-C(-R)3 CURABLE SOLID FUEL PROPELLANT COMPOSITION HAVING AS THE BINDER A SATURATED HYDROCARCON PREPOLYMER HAVING REACTIVE FUNCTIONAL GROUPS AT THE ENDS OF EACH POLYMER MOLECULE COMPRISING A FREE-RADICAL INITATED INTERPOLYMER OF ETHYLENE AND AN ALPHA-OLEFIN HAVING THE FORMULA
Inventors
- 👤 James E Potts
- 👤 Arnold C Ashcraft Jr
- 👤 Edgar W Wise
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 03:38
CPC Classifications
C; C08; C08G; C08G59/00; C08G59/18; C08G59/20; C08G59/32; C08G59/3218; C06; C06B; C06B45/00; C06B45/04; C06B45/06; C06B45/10; C08G18/00; C08G18/06; C08G18/28; C08G18/40; C08G18/62; C08G18/6204; C08G18/6275; C08G18/6279; C08L; C08L63/00
Claims Analysis
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References Cited (Backward Citations)
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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) | 1974-06-21 | 1974-12-21 | 1975-06-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-21 | 1978-12-21 | 1979-06-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-21 | 1982-12-21 | 1983-06-22 | $7700.00 | Window Closed / Lapsed |