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:
Feb. 10, 2015
Filed:
Aug. 03, 2012
Martin Weber, Maikammer, DE;
Thomas Weiβ, Ilvesheim, DE;
Christian Maletzko, Altrip, DE;
Bastiaan Bram Pieter Staal, Limburgerhof, DE;
Claudia Spang, Eisenberg, DE;
Martin Weber, Maikammer, DE;
Thomas Weiβ, Ilvesheim, DE;
Christian Maletzko, Altrip, DE;
Bastiaan Bram Pieter Staal, Limburgerhof, DE;
Claudia Spang, Eisenberg, DE;
BASF SE, Ludwigshafen, DE;
Abstract
The present invention relates to a process for preparing a block copolymer comprising poly-arylene ether and polyalkylene oxide blocks, comprising the reaction of an HO-terminated poly-arylene ether with a monomeric alkylene oxide. The present invention also relates to a block copolymer obtainable from this process. The invention additionally relates to a triblock polymer with polyalkylene oxide-polyaryl ether-polyalkylene oxide blocks.