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.

Date of Patent:
Nov. 18, 2014

Filed:

Jul. 15, 2011
Applicants:

Maurice Charles René Franssen, Wageningen, NL;

Remko Marcel Boom, Ede, NL;

Norhan Nady Ibrahim Mohamed, Wageningen, NL;

Catharina Gerarda Petronella Henrica Schroën, Heelsum, NL;

Johannes Teunis Zuilhof, Bennekom, NL;

Assignee:

X-Flow BV, Enschede, NL;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08G 75/00 (2006.01); B01D 71/78 (2006.01); C08G 65/48 (2006.01); C08G 75/23 (2006.01); B01D 71/68 (2006.01);
U.S. Cl.
CPC ...
C08G 75/23 (2013.01); B01D 71/78 (2013.01); B01D 71/68 (2013.01); C08G 65/48 (2013.01);
Abstract

The invention relates to a poly(arylsulfone), the poly(arylsulfone) having an aryl group grafted with a covalently attached substituent of the Formula (I): The invention also relates to a process for grafting a poly(arylsulfone), in the presence of an enzyme, for the preparation of said grafted poly(arylsulfone). The poly(arylsulfone) according to the invention shows beneficial properties for application in a membrane. The invention therefore further relates to a membrane comprising a poly(arylsulfone) according to the invention, and to the use of a poly(arylsulfone) according to the invention in a separation process. In addition, the invention relates to a polymer blend and a copolymer comprising a grafted poly(arylsulfone) according to the invention, and to a membrane comprising such polymer blend or copolymer.


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