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:
Oct. 28, 2014
Filed:
Nov. 24, 2010
Roman Morschhaeuser, Mainz, DE;
Barbara Duecker, Mainz, DE;
Hans Juergen Scholz, Alzenau, DE;
Clariant Finance (BVI) Limited, Tortola, VG;
Abstract
The invention relates to polyesters, obtainable by means of polymerization of the components including (a) one or more sulfo group-free aromatic dicarboxylic acids and/or salts thereof and/or anhydrides thereof and/or esters thereof, b) optionally one or more sulfo group-containing dicarboxylic acids, salts thereof and/or anhydrides thereof and/or esters thereof, c) 1,2-propylene glycol, d) ethylene glycol, e) one or more compounds of the formula (1) RO(CHRCHRO)H (1), where Ris a linear or branched, saturated or unsaturated alkyl group having from 1 to 22 C atoms, Rand R, independently of one another, are hydrogen or an alkyl group having from 1 to 4 carbon atoms, and N is an integer of from 1 to 50, f) optionally one or more compounds of the formula (2) H—(OCHCH)—SOX (2), in which m is an integer from 1 to 10 and X is hydrogen or an alkali metal ion, and g); optionally one or more crosslinking polyfunctional compounds, provided that at least one of the components b) or f) is present, and provided further that the molar ratio of the components c) 1,2-propylene glycol to d) ethylene glycol is greater than or equal to 1.70.