FR92736E -
Improvements to trimellitic anhydride polyamides, to processes for their preparation and to articles comprising such polyamides.
- Google Patents
Improvements to trimellitic anhydride polyamides, to processes for their preparation and to articles comprising such polyamides.
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Standard Oil Co
Original Assignee
Standard Oil Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US621152Aexternal-prioritypatent/US3347828A/en
Application filed by Standard Oil CofiledCriticalStandard Oil Co
Application grantedgrantedCritical
Publication of FR92736EpublicationCriticalpatent/FR92736E/en
C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
C08G73/14—Polyamide-imides
Landscapes
Chemical & Material Sciences
(AREA)
Health & Medical Sciences
(AREA)
Chemical Kinetics & Catalysis
(AREA)
Medicinal Chemistry
(AREA)
Polymers & Plastics
(AREA)
Organic Chemistry
(AREA)
FR109842A1963-01-211967-06-09
Improvements to trimellitic anhydride polyamides, to processes for their preparation and to articles comprising such polyamides.
ExpiredFR92736E
(en)