Title:
SHOE SOLE BLOCK POLYMER, SHOE SOLE RESIN COMPOSITION, AND SHOE SOLE
Document Type and Number:
WIPO Patent Application WO/2023/085172
Kind Code:
A1
Abstract:
An objective of the present invention is to provide a shoe sole having a small compression set. The present invention pertains to a shoe sole block polymer (X) having, as structural units, a polyolefin (a) block, and a polyalkylene glycol (b) block. The polyolefin (a) contains propylene and ethylene as constituent monomers and has a weight ratio of propylene to ethylene (propylene/ethylene) of 90/10-99.5/0.5. The polyalkylene glycol (b) contains a C3-4 alkylene glycol as a constituent monomer.
Inventors:
TOKUNAGA HIRONOBU (JP)
HATTORI MASANORI (JP)
TANAKA YUHEI (JP)
HATTORI MASANORI (JP)
TANAKA YUHEI (JP)
Application Number:
PCT/JP2022/040873
Publication Date:
May 19, 2023
Filing Date:
November 01, 2022
Export Citation:
Assignee:
SANYO CHEMICAL IND LTD (JP)
International Classes:
C08G81/02; A43B13/04; C08L53/00
Foreign References:
| JP2002332355A | 2002-11-22 | |||
| JP2002284880A | 2002-10-03 | |||
| JP2005272828A | 2005-10-06 |
Attorney, Agent or Firm:
WISEPLUS IP FIRM (JP)
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