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Title:
THERMOPLASTIC POLYURETHANE AND USE THEREOF
Document Type and Number:
WIPO Patent Application WO/2004/067598
Kind Code:
A1
Abstract:
A thermoplastic polyurethane which comprises a segment (A) constituted of a high-molecular diol, a segment (B) constituted of at least one low-molecular diol selected between 1,4-bis(hydroxyethoxy)benzene and 1,3-propanediol, and a segment (C) constituted of a polyisocyanate, these segments being linearly bonded through a urethane bond, characterized in that the segment (B) accounts for 1 to 30 wt.% of the thermoplastic polyurethane. The polyurethane is further characterized in that it has a high resilience and that the resilience decreases little in a low-temperature region, i.e., the resilience changes little with ambient temperature.

Inventors:
KOSHIRO YOSHITAKA (JP)
NAKAMURA SUSUMU (JP)
SATO YASUYUKI (JP)
TAKAHASHI SHIN (JP)
Application Number:
PCT/JP2004/000654
Publication Date:
August 12, 2004
Filing Date:
January 26, 2004
Export Citation:
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Assignee:
DAINICHISEIKA COLOR CHEM (JP)
UKIMA COLOUR & CHEM MFG (JP)
KOSHIRO YOSHITAKA (JP)
NAKAMURA SUSUMU (JP)
SATO YASUYUKI (JP)
TAKAHASHI SHIN (JP)
International Classes:
A63B37/12; C08G18/65; C08L75/04; C08G18/66; (IPC1-7): C08G18/66; A63B37/12
Foreign References:
JP2002173379A2002-06-21
US6435986B12002-08-20
JPS3510345B1
JPS6151020A1986-03-13
JPS6049941A1985-03-19
JPH0213462A1990-01-17
JP2003225328A2003-08-12
JP2003165822A2003-06-10
JPH06182002A1994-07-05
JPH09271538A1997-10-21
JPH11178949A1999-07-06
JPH11253580A1999-09-21
Other References:
See also references of EP 1589053A4
Attorney, Agent or Firm:
Yoshida, Katsuhiro (30 Kanda Sakuma-cho 3-chom, Chiyoda-ku Tokyo 25, JP)
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