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. 04, 1984
Filed:
Mar. 16, 1984
Applicant:
Inventors:
Erhardt Fischer, Sarnia, CA;
Douglas C Edwards, Sarnia, CA;
Assignee:
Polysar Limited, Sarnia, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K / ;
U.S. Cl.
CPC ...
524156 ; 523344 ; 524332 ; 524400 ; 524552 ; 524572 ; 524574 ; 528502 ; 528503 ;
Abstract
A process is provided for preparing a vulcanized carbon black-reinforced chloro- or bromobutyl rubber film comprising admixing a polyfunctional amine vulcanization system with a carbon black-reinforced chloro- or bromobutyl rubber latex containing one or more selected emulsifiers, forming a film from the resulting mixture, drying said film and heating the dried film to provide the vulcanized film. The process may be used in the manufacture of coatings, dipped goods and chemical resistant impermeable treated fabrics.