US2964482A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Alkyd resins from cyclodienes
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1956-01-30
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Granted: 1960-12-13
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Expires: 1976-01-30
Abstract
No abstract record available.
Inventors
- 👤 Robert F Leary
- 👤 Lewis W Bowman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 20:08
CPC Classifications
C; C08; C08G; C08G63/00; C08G63/02; C08G63/06; C08G63/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
141 words
AN ALKYD RESIN PREPARED BY THE PROCESS WHICH COM PRISES: (A) BOILING A MIXTURE OF THE TRICARBOXYLIC ADDUCT OF C12 TO C14 DICYCLOPENTADIENE DICARBOXYLIC ACID AND A C3 TO C8 UNSATURATED ALIPHATIC DICARBOXYLIC ACID AND WITH WATER FOR ABOUT 0.1 TO 10 HOURS TO FORM A DICARBOXYLIC ACID LACTONE, SEPARATING THE LACTONE FROM THE MIXTURE AND (B) HEATING SAID LACTONE AND 15 TO 60 EQUIVALENT PERCENT OF AN UNSATURATED ALIPHATIC MONOCARBOXYLIC ACID CONTAINING ABOUT 10-20 CARBON ATOMS, BASED ON THE TOTAL EQUIVALENT OF ACID, WITH AT LEAST AN EQUIVALENT AMOUNT BASED ON THE TOTAL EQUIVALENTS OF ACID, OF A GLYCOL SELECTED FROM THE GROUP CONSISTING OF C3-C16 GLYCOLS HAVING TWO ADJACENT HYDROXYL GROUPS, C4-C12 GLYCOL ETHERS AND MIXTURES THEREOF AT A TEMPERATURE BETWEEN 50 AND 350*C. FOR A PERIOD OF ABOUT 1 TO 40 HOURS TO PRODUCE AN IMPROVED ALKYD RESIN.
Claim 2
Dependent Claim
141 words
AN ALKYD RESIN PREPARED BY THE PROCESS WHICH COM PRISES: (A) BOILING A MIXTURE OF THE TRICARBOXYLIC ADDUCT OF C12 TO C14 DICYCLOPENTADIENE DICARBOXYLIC ACID AND A C3 TO C8 UNSATURATED ALIPHATIC DICARBOXYLIC ACID AND WITH WATER FOR ABOUT 0.1 TO 10 HOURS TO FORM A DICARBOXYLIC ACID LACTONE, SEPARATING THE LACTONE FROM THE MIXTURE AND (B) HEATING SAID LACTONE AND 15 TO 60 EQUIVALENT PERCENT OF AN UNSATURATED ALIPHATIC MONOCARBOXYLIC ACID CONTAINING ABOUT 10-20 CARBON ATOMS, BASED ON THE TOTAL EQUIVALENT OF ACID, WITH AT LEAST AN EQUIVALENT AMOUNT BASED ON THE TOTAL EQUIVALENTS OF ACID, OF A GLYCOL SELECTED FROM THE GROUP CONSISTING OF C3-C16 GLYCOLS HAVING TWO ADJACENT HYDROXYL GROUPS, C4-C12 GLYCOL ETHERS AND MIXTURES THEREOF AT A TEMPERATURE BETWEEN 50 AND 350*C. FOR A PERIOD OF ABOUT 1 TO 40 HOURS TO PRODUCE AN IMPROVED ALKYD RESIN.
References Cited (Backward Citations)
US2716662A
Cited
US2860112A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-13 | 1964-06-13 | 1964-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-13 | 1968-06-13 | 1968-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-13 | 1972-06-13 | 1972-12-13 | $7700.00 | Window Closed / Lapsed |