The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 02, 1977
Filed:
May. 17, 1976
Applicant:
Inventor:
Michel Bargain, Lyon, FR;
Assignee:
Rhone-Poulenc S.A., Paris, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ; C08G / ;
U.S. Cl.
CPC ...
2608 / ; 260 / ; 260 65 ; 260 / ;
Abstract
New heat-stable resins are provided having good mechanical and electrical properties combined with chemical inertness at temperatures of 200.degree. to 300.degree. C, which resins comprise three-dimensional recurring units of the general formula: ##STR1## in which, in any particular recurring unit: A IS ZERO OR AN INTEGER FROM 1 TO 5; ##STR2## denotes a radical of the general formula ##STR3## p1 in which Y represents H, CH.sub.3 or Cl; G denotes a monovalent aromatic radical; and