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. 04, 2020
Filed:
Nov. 12, 2015
Basf SE, Ludwigshafen, DE;
Henkel Ag & Co. Kgaa, Düsseldorf, DE;
Reinhold Leyrer, Dannstadt-Schauernheim, DE;
Roland Ettl, Altlussheim, DE;
Sabine Schuemann, Neuss, DE;
Marouane Antir, Hilversum, NL;
Thorsten Bastigkeit, Wuppertal, DE;
Luca Bellomi, Düsseldorf, DE;
Petra Woltery, Bergisch Gladbach, DE;
Frank Sonnenschein, Haan, DE;
Elisabeth Baumgarten, Duisburg, DE;
Volker Blank, Leverkusen, DE;
BASF SE, Ludwingshafen, DE;
HENKEL AG & CO. KGAA, Düsseldorf, DE;
Abstract
A rheology modifier obtainable by polymerizing (i) at least one ethylenically unsaturated carboxylic acid; (ii) at least one nonionic ethylenically unsaturated surfactant monomer, (iii) at least one C-C-alkyl methacrylate, and (iv) at least one C-C-alkyl acrylate, where the alkyl chain length averaged over the number of alkyl groups of the alkyl acrylate is 2.1 to 4.0. The polymerization is carried out in the presence of at least one hydrocarbon comprising at least one XH-group, wherein X is selected from the group consisting of O, P, N and S. Liquid formulations and particles containing liquid detergents comprising the rheology modifier are also described.