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:
Aug. 02, 2005
Filed:
Sep. 25, 2001
Helmut Auweter, Limburgerhof, DE;
Heribert Bohn, Wattenheim, DE;
Walter Mächtle, Ludwigshafen, DE;
Manfred Mielke, Heidelberg, DE;
Rüdiger Sens, Ludwigshafen, DE;
Karl Siemensmeyer, Frankenthal, DE;
Helmut Auweter, Limburgerhof, DE;
Heribert Bohn, Wattenheim, DE;
Walter Mächtle, Ludwigshafen, DE;
Manfred Mielke, Heidelberg, DE;
Rüdiger Sens, Ludwigshafen, DE;
Karl Siemensmeyer, Frankenthal, DE;
BASF Aktiengesellschaft, Ludwigshafen, DE;
Abstract
Described is a process for preparing polymer-enrobed pigment particles, which comprises mixing in the presence of finely dispersed pigment particles a solution of a polymer in a first solvent with a second solvent in which the polymer is substantially insoluble. The pigment particle can be specifically modified by judicious selection of the polymer.