US2824079A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vinyl chloride polymer composition containing phenyl salicylate and a bisphenol
Assignee: ExxonMobil Technology and Engineering Co
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Filing: 1954-06-08
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Granted: 1958-02-18
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Expires: 1974-06-08
Abstract
No abstract record available.
Inventors
- 👤 Wilbur F Fischer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:35
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/04; C08K5/13; C08K5/134; C08K5/1345
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
109 words
A PLASTIC COMPOSITION OF MATTER COMPRISING A RESINOUS VINYL CHLORIDE POLYMER, A NEUTRAL BRANCHED CHAIN ALKYL ESTER, HAVING 7 TO 13 CARBON ATOMS PER ALKYL GROUP, OF A POLYBASIC ACID, AND 0.01 TO 5% BY WEIGHT OF POLYMER EACH OF PHENYL SALICYLATE AND A BISPHENOL STABILIZER HAVING THE FORMULA R-X-R'', WHEREIN X IS SELECTED FROM THE GROUP CONSISTING OF 2,2-ALKYLIDENE GROUPS HAVING 3 TO 6 CARBON ATOMS, 3,3-ALKYLIDENE GROUPS HAVING 5 TO 7 CARBON ATOMS, SULFUR, AND SULFOXIDFE, AND WHEREIN R AND R'' ARE SELECTED FROM THE GROUP CONSISTING OF HYDROXYPHENYL RADICALS, MONOCHLORINATED HYDROXYPHENYL RADICALS AND MONOALKYL SUBSTITUTED HYDROXYPHENYL RADICALS HAVING 1 TO 3 CARBON ATOMS PER ALKYL GROUP.
Claim 2
Dependent Claim
109 words
A PLASTIC COMPOSITION OF MATTER COMPRISING A RESINOUS VINYL CHLORIDE POLYMER, A NEUTRAL BRANCHED CHAIN ALKYL ESTER, HAVING 7 TO 13 CARBON ATOMS PER ALKYL GROUP, OF A POLYBASIC ACID, AND 0.01 TO 5% BY WEIGHT OF POLYMER EACH OF PHENYL SALICYLATE AND A BISPHENOL STABILIZER HAVING THE FORMULA R-X-R'', WHEREIN X IS SELECTED FROM THE GROUP CONSISTING OF 2,2-ALKYLIDENE GROUPS HAVING 3 TO 6 CARBON ATOMS, 3,3-ALKYLIDENE GROUPS HAVING 5 TO 7 CARBON ATOMS, SULFUR, AND SULFOXIDFE, AND WHEREIN R AND R'' ARE SELECTED FROM THE GROUP CONSISTING OF HYDROXYPHENYL RADICALS, MONOCHLORINATED HYDROXYPHENYL RADICALS AND MONOALKYL SUBSTITUTED HYDROXYPHENYL RADICALS HAVING 1 TO 3 CARBON ATOMS PER ALKYL GROUP.
References Cited (Backward Citations)
US2157068A
Cited
US2625521A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-02-17 | 1961-08-19 | 1962-02-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-02-17 | 1965-08-19 | 1966-02-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-02-17 | 1969-08-19 | 1970-02-18 | $7700.00 | Window Closed / Lapsed |