US3389104A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coating compositions and methods of producing the same
Assignee: PAN AMERICAN TUNG RES AND DEV
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Filing: 1964-05-07
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Granted: 1968-06-18
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Expires: 1984-05-07
Abstract
No abstract record available.
Inventors
- 👤 Richmond O Austin
- 👤 Dan C Schmidt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 11:46
CPC Classifications
C; C08; C08G; C08G63/00; C08G63/02; C08G63/12; C08G63/46; C08G63/48; C09; C09D; C09D167/00; C09D167/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
130 words
A RAPID AIR DRYING COATING COMPOSITION WHICH COMPRISES A VOLATILE SOLVENT AND A COPOLYMER COMPRISING THE PRODUCT OBTAINED BY MIXING TOGETHER A SOLUTION OF A POLYMERIZATION CATALYST, A LOWER ALKYL ACRYLATE AND A TUNG OIL MODIFIED ALKYD RESIN AND THEREAFTER HEATING THE SOLUTION AT A TEMPERATURE ABOVE 100*C. TO POLYMERIZE THE ACRYLATE AND ALKYD RESIN, SAID ALKYD RESIN COMPRISING ABOUT 45 TO ABOUT 92% OIL, ABOUT 18% TO ABOUT 60% OF SAID OIL BEING TUNG OIL AND AT LEAST 40% OF THE TOTAL OIL BEING A SECONDARY VEGETABLE OIL HAVING DRYING PROPERTIES, AT LEAST 3% OF A POLYHYDRIC ALCOHOL AND AT LEAST 5% OF A POLYBASIC ORGANIC ACID, SAID COPOLYMER CONTAINING AT LEAST 25% OF SAID LOWER ALKYL ACRYLATE AND AT LEAST 25% OF SAID TUNG OIL MODIFIED ALKYD RESIN.
Claim 2
Dependent Claim
130 words
A RAPID AIR DRYING COATING COMPOSITION WHICH COMPRISES A VOLATILE SOLVENT AND A COPOLYMER COMPRISING THE PRODUCT OBTAINED BY MIXING TOGETHER A SOLUTION OF A POLYMERIZATION CATALYST, A LOWER ALKYL ACRYLATE AND A TUNG OIL MODIFIED ALKYD RESIN AND THEREAFTER HEATING THE SOLUTION AT A TEMPERATURE ABOVE 100*C. TO POLYMERIZE THE ACRYLATE AND ALKYD RESIN, SAID ALKYD RESIN COMPRISING ABOUT 45 TO ABOUT 92% OIL, ABOUT 18% TO ABOUT 60% OF SAID OIL BEING TUNG OIL AND AT LEAST 40% OF THE TOTAL OIL BEING A SECONDARY VEGETABLE OIL HAVING DRYING PROPERTIES, AT LEAST 3% OF A POLYHYDRIC ALCOHOL AND AT LEAST 5% OF A POLYBASIC ORGANIC ACID, SAID COPOLYMER CONTAINING AT LEAST 25% OF SAID LOWER ALKYL ACRYLATE AND AT LEAST 25% OF SAID TUNG OIL MODIFIED ALKYD RESIN.
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) | 1971-06-18 | 1971-12-18 | 1972-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-18 | 1975-12-18 | 1976-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-18 | 1979-12-18 | 1980-06-18 | $7700.00 | Window Closed / Lapsed |