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:
Dec. 12, 1978
Filed:
Dec. 14, 1977
Applicant:
Inventors:
Kurt Rauer, Guenzburg, DE;
Harald Hofmann, Guenzburg, DE;
Heidelinde Schiller, Norderstedt, DE;
Chester S Sheppard, Kenmore, NY (US);
Assignee:
Pennwalt Corporation, Philadelphia, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08J / ;
U.S. Cl.
CPC ...
521 94 ; 260 4233 ; 260 4237 ; 260 4246 ; 521 88 ; 521 90 ; 521143 ; 521149 ; 521148 ; 526 51 ;
Abstract
A method is provided for crosslinking polymers at temperatures above 170.degree. C using azo-esters having the formula ##STR1## wherein R.sup.3 is --OOC--R, alkyl, cycloalkyl or aralkyl.