US2675325A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plasticizer for resinous materials and compositions made therewith
Assignee: Patent and Licensing Corp
•
Filing: 1949-11-12
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Granted: 1954-04-13
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Expires: 1969-11-12
Abstract
No abstract record available.
Inventors
- 👤 Charles E Dill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 18:01
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/04; C08K5/09; C08K5/098
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
123 words
A PLASTICIZED RESINOUS COMPOSITION COMPRISING A BRITTLE THERMOPLASTIC RESIN HAVING ADMIXED THEREWITH A PLASTICIZER COMPRISING A MAJOR PORPORTION OF THE HEAT REACTION PRODUCT OF A RESIN ACID FRACTION DERIVED FROM TALL OIL AND CONTAINING RESIN ACIDS AND A SMALLER PROPORTION OF FATTY ACIDS IN ADMIXTURE THEREWITH AND A HYDRATED OXIDE OF A METAL FORMING INSOLUBLE SOAPS WITH SAID RESIN ACIDS AND A MINOR PROPORTION OF A PARAFFINIC HYDROCARBON OIL COMPRISING THE RAFFINATE OBTAINED BY THE SELECTIVE SOLVENT EXTRACTION OF A PETROLEUM OIL, SAID PLASTICIZER BEING CHARACTERIZED BY A SOFTENING POINT OF 125-170* F., AN ACID NUMBER NOT ABOVE ABOUT 20, A COLOR HELEGE 0.1% CONCENTRATION IN XYLON NOT MORE THAN ABOUT 4, AND AN ANILINE POINT BETWEEN ABOUT 70* C. AND 90* C.
Claim 2
Dependent Claim
15 words
A PLASTICIZED COMPOSITION ACCORDING TO CLAIM 9, WHEREIN SAID BRITTLE RESIN IS OF NAUTRAL ORIGIN.
References Cited (Backward Citations)
US2175491A
Cited
US2416676A
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US2421842A
Cited
US2448621A
Cited
US2578883A
Cited
US2616814A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-04-12 | 1957-10-12 | 1958-04-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-04-12 | 1961-10-12 | 1962-04-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-04-12 | 1965-10-12 | 1966-04-13 | $7700.00 | Window Closed / Lapsed |