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:
Jan. 25, 1977
Filed:
Feb. 13, 1975
Applicant:
Inventor:
Pierre Ledru, Lyon, FR;
Assignee:
Rhone-Poulenc Industries, Paris, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09J / ; C08L / ; C08L / ;
U.S. Cl.
CPC ...
156331 ; 156332 ; 260 / ; 260 302 ; 260 / ; 260 / ; 2608 / ; 260861 ; 260862 ; 428474 ;
Abstract
Thermosetting compositions are provided which are particularly suitable for use in the form of solutions, in making laminates. The compositions comprise (a) a prepolymer possessing imide groups derived from a polyimide and ammonia and (b) an unsaturated polyester.