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. 05, 1991
Filed:
Dec. 22, 1988
Applicant:
Inventors:
Chung-Ji Tschang, Bad Durkheim, DE;
Johannes P Dix, Neuhofen, DE;
Ekhard Winkler, Mutterstadt, DE;
Guenther Gotsmann, Frankenthal, DE;
Klaus Glaser, Mutterstadt, DE;
Rolf Fikentscher, Ludwigshafen, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C23C / ;
U.S. Cl.
CPC ...
427306 ; 427304 ; 427305 ;
Abstract
Polymeric, unquaternized or quaternized condensates which contain piperazine rings bonded via chain members are used as conditioners for the pretreatment of nonmetallic surfaces of moldings before their activation for subsequent chemical metallization. This procedure gives particularly uniform and well adhering metal coatings.
Tschang, Chung-Ji. (1991). Polymeric conditioner for pretreating nonmetallic surfaces for chemical (U.S. Patent No. 4997680). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4997680
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile