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:
Mar. 13, 1984
Filed:
Aug. 07, 1981
Applicant:
Inventors:
Claude Stein, Gouvieux, FR;
Andre Marbach, Verneuil-en Halatte, FR;
Assignee:
Societe Chimique des Charbonnages S.A., Paris, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08K / ; C08K / ; C08K / ; C08F / ;
U.S. Cl.
CPC ...
524297 ; 524314 ; 524553 ; 525123 ; 525127 ; 525131 ; 525 5426 ;
Abstract
Polynorbornenes are cured with isocyanates optionally in the presence of polyols to yield elastomeric products having improved mechanical properties, particularly improved compression moduli and residual set while retaining the desired rebound elasticity values.