Patent FR1396034A successfully refreshed from Google Patents.
US2585222A
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Vinyl resin plasticized with a mixture of a monohydric alcohol ester of the maleic anhydride adduct of rosin acid and a monohydric alcohol ester of a fatty acid
Assignee: National Southern Products Corp
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Filing: 1949-02-25
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Granted: 1952-02-12
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Expires: 1969-02-25
Abstract
No abstract record available.
Inventors
- 👤 Paul F Bruins
- 👤 Edward J Kurtz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 07:55
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/04; C08K5/10; C08K5/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
A PLASTICIZER COMPOSITION COMPRISING APPROXIMATELY 60 PARTS BY WEIGHT A VINYL PALSTIC SELECTED, FROM THE GROUP CONSISTING OF POLYVINYL CHLORIDE, A COPOLYMER OF VINYL CHLORIDE WITH VINYL ACETATE AND A COPOLYMER OF VINYL CHLORIDE WITH VINYLIDENE CHLORIDE, FROM 16 TO 24 PARTS BY WEIGHT DIOCTYL PHTHALATE, AND FROM 16 TO 24 PARTS BY WEIGHT A PLASTICIZER COMPRISING A MIXTURE OF A MONOHYDRIC ALIPHATIC ALCOHOL ESTER OF THE MALEIC ANHYDRIDE ADDUCT OF ROSIN ACID FOUND IN TALL OIL AND A MONOHYDRIC ALIPHATIC ALCOHOL ESTER OF THE FATTY ACIDS RESULTING FROM FORMING SAID ADDUCT, SAID MONOHYDRIC ALIPHATIC ALCOHOL CONTAINING LESS THAN TEN CARBON ATOMS.
Claim 2
Dependent Claim
102 words
A PLASTICIZER COMPOSITION COMPRISING APPROXIMATELY 60 PARTS BY WEIGHT A VINYL PALSTIC SELECTED, FROM THE GROUP CONSISTING OF POLYVINYL CHLORIDE, A COPOLYMER OF VINYL CHLORIDE WITH VINYL ACETATE AND A COPOLYMER OF VINYL CHLORIDE WITH VINYLIDENE CHLORIDE, FROM 16 TO 24 PARTS BY WEIGHT DIOCTYL PHTHALATE, AND FROM 16 TO 24 PARTS BY WEIGHT A PLASTICIZER COMPRISING A MIXTURE OF A MONOHYDRIC ALIPHATIC ALCOHOL ESTER OF THE MALEIC ANHYDRIDE ADDUCT OF ROSIN ACID FOUND IN TALL OIL AND A MONOHYDRIC ALIPHATIC ALCOHOL ESTER OF THE FATTY ACIDS RESULTING FROM FORMING SAID ADDUCT, SAID MONOHYDRIC ALIPHATIC ALCOHOL CONTAINING LESS THAN TEN CARBON ATOMS.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-02-11 | 1955-08-13 | 1956-02-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-11 | 1959-08-13 | 1960-02-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-11 | 1963-08-13 | 1964-02-12 | $7700.00 | Window Closed / Lapsed |