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:
Apr. 24, 2007
Filed:
Mar. 17, 2005
Applicants:
Matthias Löffler, Niedernhausen, DE;
Roman Morschhäuser, Mainz, DE;
Inventors:
Matthias Löffler, Niedernhausen, DE;
Roman Morschhäuser, Mainz, DE;
Assignee:
Clariant Produkte (Deutschland) GmbH, Sulzbach, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 26/10 (2006.01);
U.S. Cl.
CPC ...
Abstract
Water-soluble or water-swellable crosslinked copolymers consisting essentially of structural units of the formula 1 or a mixture of the structural units of the formula 1 with structural units of the formula 2 and structural units of the formula 3 where R, R, R, R, Z and n are as defined in the description. These copolymers are crosslinked with compounds which contain at least two olefinic double bonds. These crosslinked copolymers are suitable as thickeners, in particular for cosmetic and pharmaceutical preparations.