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:
Feb. 21, 1995
Filed:
Oct. 20, 1993
Klaus Bederke, Sprockhovel, DE;
Ralf Dahm, Wermelskirchen, DE;
Hermann Kerber, Wuppertal, DE;
Walter Schubert, Wuppertal, DE;
Friedrich Hermann, Wuppertal, DE;
Heinz-Walter Reifferscheidt, Bochum, DE;
Herberts Gesellschaft Mit Beschrankter Haftung, Wuppertal, DE;
Abstract
A rheology-influencing agent for coating media, containing a mixture of a (meth)acrylic copolymer containing hydroxyl groups and/or one or more polyesters containing hydroxyl groups, a hydroxy functional microdispersion obtainable by preparing a solution of one or more film-forming polyesters containing hydroxyl and/or carboxyl groups and/or (meth)acrylic copolymers containing hydroxyl and/or carboxyl groups, the foregoing mixture being reacted with a diisocyanate, and an aliphatic primary monoamine.