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. 11, 2017
Filed:
Jul. 21, 2014
Basf SE, Ludwigshafen, DE;
Huiguang Kou, Viernheim, DE;
Clemens Auschra, Freiburg, DE;
Frank Pirrung, Gruenstadt, DE;
Dario Perera-Diez, Basel, CH;
BASF SE, Ludwigshafen, DE;
Abstract
A polymer comprises at least one functional group of the formula (I) bound to one of the termini and/or to the backbone of the polymer, or a salt thereof. # indicates the point of attachment to the terminus and/or to the polymer backbone; A is a chemical bond or a divalent moiety selected from the group consisting of C-Calkylene, —O—(C-Calkylene), —C(═O)—O—(C-Calkylene), —NR—(C-Calkylene) and C(═O)—NR—(C-Calkylene), where the C-Calkylene part is attached to Q; Q is a divalent moiety selected from the group consisting of —O—, —NH— and —S—; and X is a divalent moiety selected from the group consisting of linear C-Calkylene, linear C-Calkenylene, C-Ccycloalkylene, arylene and alkarylene, wherein the linear C-Calkylene, the linear C-Calkenylene, the C-Ccycloalkylene, the arylene and the alkarylene may be substituted.