US3088927A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oil modified alkyl resins modified with a thermal polymer of dicyclopentadiene
Assignee: Velsicol Chemical LLC
•
Filing: 1959-09-10
•
Granted: 1963-05-07
•
Expires: 1979-09-10
Abstract
No abstract record available.
Inventors
- 👤 Israel J Dissen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:45
CPC Classifications
C; C09; C09D; C09D167/00; C09D167/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
92 words
A PROCESS FOR THE PRODUCTION OF OIL-MODIFIED ALKYD RESINS WHICH COMPRISE REACTING A POLYMER CONSISTING SUBSTANTIALLY OF POLYCYCLOPENTADIENE HAVING A MOLECULAR WEIGHT OF BETWEEN ABOUT 500 TO 2,500 PREPARED BY HEATING CYCLOPENTADIENE IN THE SUBSTANTIAL ABSENCE OF OTHER POLYMERIZABLE MATERIAL AT A TEMPERATURE OF FROM ABOUT 500*F. TO ABOUT 550*F. WITH AN OIL-MODIFIED ALKYD RESIN PREPARED BY REACTING UNSUBSTITUTED POLYHYDRIC ALCOHOLS CONTAINING UP TO 6 CARBON ATOMS, UNSUBSTITUTED POLYBASIC ACIDS CONTAINING UP TO 10 CARBON ATOMS, AND FATTY ACIDS CONTAINING FROM 14 TO 22 CARBON ATOMS AT A TEMPERATURE ABOVE ABOUT 400*F.
Claim 2
Dependent Claim
92 words
A PROCESS FOR THE PRODUCTION OF OIL-MODIFIED ALKYD RESINS WHICH COMPRISE REACTING A POLYMER CONSISTING SUBSTANTIALLY OF POLYCYCLOPENTADIENE HAVING A MOLECULAR WEIGHT OF BETWEEN ABOUT 500 TO 2,500 PREPARED BY HEATING CYCLOPENTADIENE IN THE SUBSTANTIAL ABSENCE OF OTHER POLYMERIZABLE MATERIAL AT A TEMPERATURE OF FROM ABOUT 500*F. TO ABOUT 550*F. WITH AN OIL-MODIFIED ALKYD RESIN PREPARED BY REACTING UNSUBSTITUTED POLYHYDRIC ALCOHOLS CONTAINING UP TO 6 CARBON ATOMS, UNSUBSTITUTED POLYBASIC ACIDS CONTAINING UP TO 10 CARBON ATOMS, AND FATTY ACIDS CONTAINING FROM 14 TO 22 CARBON ATOMS AT A TEMPERATURE ABOVE ABOUT 400*F.
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) | 1966-05-06 | 1966-11-05 | 1967-05-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-06 | 1970-11-05 | 1971-05-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-06 | 1974-11-05 | 1975-05-07 | $7700.00 | Window Closed / Lapsed |