US2965599A
Expired / Lapsed
US
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Process for plasticizing linear polyamides with pentadecyl phenols and shaped product therefrom
Assignee: Inventa AG fuer Forschung und Patentverwertung
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Filing: 1957-08-26
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Granted: 1960-12-20
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Expires: 1977-08-26
Abstract
No abstract record available.
Inventors
- 👤 Gabler Rudolf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 00:50
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/04; C08K5/13
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
89 words
A PROCESS FOR THE PRODUCTION OF PLASTICIZED SYNTHETIC LINEAR POLYAMIDES, SELECTED FROM THE GROUP CONSISTING OF POLYCAPROLACTAM, POLYOENANTHOLACTAM, OLYCAPRYLIC LACTAM, THE POLYMERS OF W-AMINO UNDECYLIC ACID, ADIPIC ACID HEXAMETHYLENE DIAMINE, ADIPIC ACID DECAMETHYLENE DIAMINE, SEBACIC ACID HEXAMETHYLENE DIAMINE, DIAMINO DICYCLOHEXYLMETHANE, AND MIXTURES THEREOF, WHICH COMPRISES ADMIXING TO SAID POLYAMIDES AS PLASTICIZER 3-10 PERCENT OF NOT MORE THAN TWO PHENOLS HAVING A SINGLE BENZENE RING AND CONTAINING NOT MORE THAN TWO HYDROXYL GROUPS, SAID PHENOLS BEING SUBSTITUTED SOLELY, IN METAPOSITION TO A HYDROXYL GROUP, BY A STRAIGHT CHAIN PENTADECYL RADICAL.
Claim 2
Dependent Claim
89 words
A PROCESS FOR THE PRODUCTION OF PLASTICIZED SYNTHETIC LINEAR POLYAMIDES, SELECTED FROM THE GROUP CONSISTING OF POLYCAPROLACTAM, POLYOENANTHOLACTAM, OLYCAPRYLIC LACTAM, THE POLYMERS OF W-AMINO UNDECYLIC ACID, ADIPIC ACID HEXAMETHYLENE DIAMINE, ADIPIC ACID DECAMETHYLENE DIAMINE, SEBACIC ACID HEXAMETHYLENE DIAMINE, DIAMINO DICYCLOHEXYLMETHANE, AND MIXTURES THEREOF, WHICH COMPRISES ADMIXING TO SAID POLYAMIDES AS PLASTICIZER 3-10 PERCENT OF NOT MORE THAN TWO PHENOLS HAVING A SINGLE BENZENE RING AND CONTAINING NOT MORE THAN TWO HYDROXYL GROUPS, SAID PHENOLS BEING SUBSTITUTED SOLELY, IN METAPOSITION TO A HYDROXYL GROUP, BY A STRAIGHT CHAIN PENTADECYL RADICAL.
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) | 1963-12-20 | 1964-06-20 | 1964-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-20 | 1968-06-20 | 1968-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-20 | 1972-06-20 | 1972-12-20 | $7700.00 | Window Closed / Lapsed |