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:
Jun. 17, 2008
Filed:
Jul. 13, 2003
Uwe Falk, Bruchkoebel, DE;
Hendrik Ahrens, Frankfurt am Main, DE;
Klaus Poellmann, Burghausen, DE;
Martin Glos, Muehldorf, DE;
Eckart Kraemer, Wiesbaden, DE;
Uwe Falk, Bruchkoebel, DE;
Hendrik Ahrens, Frankfurt am Main, DE;
Klaus Poellmann, Burghausen, DE;
Martin Glos, Muehldorf, DE;
Eckart Kraemer, Wiesbaden, DE;
Clariant Produkte (Deutschland) GmbH, Sulzbach, DE;
Abstract
Disclosed are copolymers made of alkylene oxides and glycidyl ethers according to formula (I) in which Ris hydrogen or a C-C-alkyl radical, Rand Rare an alkyl or aryl radical having 1 to 30 carbon atoms, and Ris an alkyl or aryl radical having 1 to 50 carbon atoms, which may also contain heteroatoms. A is an alkylene unit having 2 to 6 carbon atoms. In formula (1), x is a number from 0 to 10, y is a number from 0 to 10, n is a number from 0 to 100, k is a number from 1 to 100, C is an acid group or hydrogen, and m is a number from 1 to 500, with the proviso that (y+n) must be at least 1.