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:
Sep. 09, 2008
Filed:
Nov. 19, 2003
Emmanuel Martin, Folgensbourg, FR;
Keith Graham, Huddersfield, GB;
David Normington, Leeds, GB;
Malcolm Skinner, Bradford, GB;
Emmanuel Martin, Folgensbourg, FR;
Keith Graham, Huddersfield, GB;
David Normington, Leeds, GB;
Malcolm Skinner, Bradford, GB;
Ciba Specialty Chemicals Corporation, Tarrytown, NY (US);
Abstract
The invention relates to aqueous compositions, preferably aqueous compositions comprising at least one polymer with a particle size of more than 10 μm, formed from the polymerisation of a) at least one monomer of formula (I), wherein R, signifies hydrogen or methyl, Rsignifies hydrogen or C-Calkyl, Rsignifies C-Calkylene, R, Rand Rsignify independently from each other hydrogen or C-Calkyl, X signifies —O— or —NH— and Y signifies Cl; Br; l; hydrogen-sulphate or methosulfate, b) and/or at least one non-ionic monomer, c) at least one cross-linking agent in an amount of 0-50 ppm by the weight of component a) and b) optionally at least one chain transfer agent with the proviso that (i) if the polymer is a cationic homopolymer then the amount of the crosslinking agent is always more than 0 ppm and less than 50 ppm.