Title:
MEDICAL MATERIAL CONTAINING FLUORINATED POLYSULFONE HAVING EXCELLENT ANTITHROMBOTIC ACTIVITY
Document Type and Number:
WIPO Patent Application WO/1999/019381
Kind Code:
A1
Abstract:
A medical material composed of a poly(alkyl aryl ether)sulfone copolymer (A) and a thermoplastic polymer (B), such as cellulose triacetate, and being used in contact with the blood, wherein the concentration of the copolymer (A) is at least 40 % by weight at least near the surface of a part having a surface to be used in contact with the blood and the copolymer (A) is a specified polysulfone bearing fluorine atoms and polyalkyl ether units and which is suitable for a hollow fiber membrane for artificial kidneys, and the like.
Inventors:
KUWAHARA HIROAKI (JP)
OHMORI SATORU (JP)
KAWAGUCHI TAKEYUKI (JP)
OHMORI SATORU (JP)
KAWAGUCHI TAKEYUKI (JP)
Application Number:
PCT/JP1998/004553
Publication Date:
April 22, 1999
Filing Date:
October 08, 1998
Export Citation:
Assignee:
TEIJIN LTD (JP)
KUWAHARA HIROAKI (JP)
OHMORI SATORU (JP)
KAWAGUCHI TAKEYUKI (JP)
KUWAHARA HIROAKI (JP)
OHMORI SATORU (JP)
KAWAGUCHI TAKEYUKI (JP)
International Classes:
A61L31/04; A61L33/06; C08L1/12; C08L71/00; (IPC1-7): C08G65/38; C08G75/23; A61M1/16; A61L33/00
Foreign References:
| JPH08302018A | 1996-11-19 | |||
| JPH10212347A | 1998-08-11 | |||
| JPH09234244A | 1997-09-09 | |||
| JPH0763901A | 1995-03-10 | |||
| JPH0245062A | 1990-02-15 |
Other References:
See also references of EP 1026190A4
Attorney, Agent or Firm:
Maeda, Sumihiro (Uchisaiwaicho 2-chome Chiyoda-ku Tokyo, JP)
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