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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.:

US 10308745 B1

PDFFull Text
Date of Patent:
Jun. 04, 2019

Filed:

Mar. 15, 2016

Copolymer and medical device, separation membrane module for medical use, and blood purifier including the same

Applicant:

Toray Industries, Inc., Tokyo, JP;

Inventors:

Suguru Ushiro, Otsu, JP;

Hiroshi Takahashi, Otsu, JP;

Yoshiyuki Ueno, Otsu, JP;

Assignee:

Toray Industries, Inc., , JP;

Attorney:

DLA Piper LLP (US)

Primary Examiner:

Terressa Boykin

Int. Cl.
CPC ...
C08F 226/10 (2006.01); B01D 71/44 (2006.01); B01D 71/68 (2006.01); A61K 35/16 (2015.01); A61M 1/16 (2006.01); A61M 1/34 (2006.01); B01D 71/76 (2006.01); C09D 139/06 (2006.01); C08F 218/10 (2006.01); B01D 67/00 (2006.01); B01D 69/06 (2006.01); B01D 69/08 (2006.01); A61L 33/06 (2006.01); C08F 226/06 (2006.01); B01D 71/38 (2006.01);
U.S. Cl.
CPC ...
C08F 226/10 (2013.01); A61K 35/16 (2013.01); A61L 33/064 (2013.01); A61M 1/16 (2013.01); A61M 1/34 (2013.01); B01D 67/009 (2013.01); B01D 67/0088 (2013.01); B01D 69/06 (2013.01); B01D 69/08 (2013.01); B01D 71/44 (2013.01); B01D 71/68 (2013.01); B01D 71/76 (2013.01); C08F 218/10 (2013.01); C09D 139/06 (2013.01); A61M 2205/7563 (2013.01); B01D 71/38 (2013.01); C08F 226/06 (2013.01);
Abstract

A copolymer has blood compatibility and antithrombotic properties of greatly suppressing protein adhesion to be usable even when in contact with a biological component such as blood for a long period of time, and a medical device uses the copolymer. The copolymer is characterized by including a hydrophilic unit and a hydrophobic unit, wherein the hydrophobic unit contains at least one type of a carboxylic acid vinyl unit, and the number of carbon atoms at the terminal of a side chain of the carboxylic acid vinyl unit is 2-7.

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