US2502145A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compositions of phenol-oil condensates and polyepoxides
Assignee: Celanese Coatings Co
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Filing: 1946-11-05
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Granted: 1950-03-28
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Expires: 1966-11-05
Abstract
No abstract record available.
Inventors
- 👤 Greenlee Sylvan Owen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:34
CPC Classifications
C; C08; C08G; C08G59/00; C08G59/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
140 words
THE METHOD OF PRODUCING NEW DRYING COMPOSITIONS WHICH COMPRISES REACTING (1) PHENOL OIL CONDENSATES RESULTING FROM THE CONDENSATION OF A MONOHYDRIC PHENOL FREE FROM FUNCTIONAL GROUPS OTHER THAN PHENOLIC HYDROXYL AND A VEGETABLE DRYING OIL IN THE PROPORTIONS OF AT LEAST 2 MOLS OF PHENOL TO 1 MOL OF DRYING OIL, AND SAID CONDENSATE CONTAINING AT LEAST 2 PHENOLIC HYDROXYL GROUPS AND HAVING DRYING PROPERTIES AND (2) COMPLEX RESINOUS EPOXIDES WHICH ARE POLYMERIC POLYETHER DERIVATIVES OF POLYHYDRIC PHENOLS HAVING ALTERNATING AROMATIC AND ALIPHATIC NUCLEI UNITED THROUGH ETHER OXYGEN AND HAVING TERMINAL EPOXIDE GROUPS AND FREE FROM FUNCTIONAL GROUPS OTHER THAN EPOXIDE AND HYDROXYL GROUPS, IN THE PROPORTIONS OF FROM ABOUT EQUAL PARTS BY WEIGHT OF PHENOL OIL CONDENSATES AND OF RESINOUS EPOXIDES TO ABOUT 3 PARTS BY WEIGHT OF RESINOUS EPOXIDES TO 1 PART BY WEIGHT OF PHENOL OIL CONDENSATES.
Claim 2
Independent Claim
140 words
THE METHOD OF PRODUCING NEW DRYING COMPOSITIONS WHICH COMPRISES REACTING (1) PHENOL OIL CONDENSATES RESULTING FROM THE CONDENSATION OF A MONOHYDRIC PHENOL FREE FROM FUNCTIONAL GROUPS OTHER THAN PHENOLIC HYDROXYL AND A VEGETABLE DRYING OIL IN THE PROPORTIONS OF AT LEAST 2 MOLS OF PHENOL TO 1 MOL OF DRYING OIL, AND SAID CONDENSATE CONTAINING AT LEAST 2 PHENOLIC HYDROXYL GROUPS AND HAVING DRYING PROPERTIES AND (2) COMPLEX RESINOUS EPOXIDES WHICH ARE POLYMERIC POLYETHER DERIVATIVES OF POLYHYDRIC PHENOLS HAVING ALTERNATING AROMATIC AND ALIPHATIC NUCLEI UNITED THROUGH ETHER OXYGEN AND HAVING TERMINAL EPOXIDE GROUPS AND FREE FROM FUNCTIONAL GROUPS OTHER THAN EPOXIDE AND HYDROXYL GROUPS, IN THE PROPORTIONS OF FROM ABOUT EQUAL PARTS BY WEIGHT OF PHENOL OIL CONDENSATES AND OF RESINOUS EPOXIDES TO ABOUT 3 PARTS BY WEIGHT OF RESINOUS EPOXIDES TO 1 PART BY WEIGHT OF PHENOL OIL CONDENSATES.
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) | 1953-03-27 | 1953-09-26 | 1954-03-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-03-27 | 1957-09-26 | 1958-03-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-03-27 | 1961-09-26 | 1962-03-28 | $7700.00 | Window Closed / Lapsed |