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. 26, 1991
Filed:
Dec. 20, 1989
Applicant:
Inventors:
Arnold Dobbelstein, Munster, DE;
Michael Geist, Munster, DE;
Gunther Ott, Munster, DE;
Georg Schon, Everswinkel, DE;
Assignee:
BASF Lacke & Farben Aktiengesellschaft, Munster, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G / ; C08L / ; C09D / ;
U.S. Cl.
CPC ...
528 45 ; 528 73 ; 528 88 ; 528 90 ; 528 93 ; 528103 ; 528104 ; 528108 ; 528109 ; 528110 ; 528111 ; 528113 ; 528122 ; 528341 ; 528354 ; 528361 ; 528365 ; 528367 ; 528374 ; 528406 ; 528407 ; 528408 ; 525408 ; 525415 ; 525507 ; 525510 ;
Abstract
The invention relates to water-dilutable binders for cationic electrocoating finishes. For the preparation of the binders, a di-epoxide compound, together with at least one mono-epoxide compound if desired, is converted by a polyaddition, carried out at 100.degree. to 195.degree. C. and initiated by a monofunctionally reacting initiator carrying either an alcoholic OH group, a phenolic OH group or an SH group, to form an epoxy resin which then subsequently is modified with