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. 25, 1986
Filed:
Dec. 20, 1984
Applicant:
Inventors:
Helmut Muenstedt, Wachenheim, DE;
Herbert Naarmann, Wattenheim, DE;
Assignee:
BASF Aktiengesellschaft, , DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C25C / ;
U.S. Cl.
CPC ...
525417 ; 204 / ; 204 72 ;
Abstract
The long-term stability of the electrical conductivity of pyrrole polymers is improved by a process in which the polymers are treated with an aqueous acid. Pyrrole polymers treated in this manner are used as conductor elements in the electrical industry.