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:
Jul. 21, 2009
Filed:
May. 18, 2005
Bettina Siggelkow, Oberhausen, DE;
Dirk Leinweber, Schwalbach, DE;
Werner Reimann, Frankfurt, DE;
Ulrike Neuhaus, Oberhausen, DE;
Renate Braun, Dinslaken, DE;
Bettina Siggelkow, Oberhausen, DE;
Dirk Leinweber, Schwalbach, DE;
Werner Reimann, Frankfurt, DE;
Ulrike Neuhaus, Oberhausen, DE;
Renate Braun, Dinslaken, DE;
Clariant Produkte (Deutschland) GmbH, Sulzbach, DE;
Abstract
The present invention relates to the preparation of Ω-(dimethylisopropenylbenzylurethane) polyalkylene glycols with α-alkoxy or α-dihydroxy groups and to the use thereof as hydrolysis-stable macromonomers for the dispersion and crosslinking of polymers in which, A is C-C-alkylene, m is an integer from 5 to 900, and R is C-C-alkyl, C-C-aryl or a radical according to formula 2a, 2b, 2c, 3a, 3b or 3c which is bonded to the terminal oxygen atom of the alkoxy group (A-O) in formula 1 via the valence denoted by *, and in which A is not exclusively C- or C-alkylene.