Title:
FLEXIBLE POLYETHER URETHANE FOAM AND URETHANE MASK
Document Type and Number:
WIPO Patent Application WO/2022/177026
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide flexible polyether urethane foam which is heat-sealable, is less apt to hydrolyze, is less apt to be deteriorated by laundering, etc., has high durability, and is suitable for urethane masks. The flexible polyether urethane foam is one formed from a composition of starting materials for polyurethane foam production. The flexible polyether urethane foam has an elongation (in accordance with JIS K6400-5) of 100% or higher and a density (in accordance with JIS K7222) of 10-150 kg/m3 and is heat-sealable.
Inventors:
KITAMURA TAKURO (JP)
IWASAKI YOSHIYUKI (JP)
IWASAKI YOSHIYUKI (JP)
Application Number:
PCT/JP2022/007340
Publication Date:
August 25, 2022
Filing Date:
February 22, 2022
Export Citation:
Assignee:
INOUE MTP KK (JP)
International Classes:
C08G18/00; A41D13/11; A41D31/00; A41D31/04; A62B18/02; C08G18/48; C08G101/00
Foreign References:
| JPH09151234A | 1997-06-10 | |||
| JPH0431419A | 1992-02-03 | |||
| JPH07149854A | 1995-06-13 | |||
| JP2011121998A | 2011-06-23 | |||
| JP2011092559A | 2011-05-12 | |||
| JP2018016904A | 2018-02-01 | |||
| JP2001002749A | 2001-01-09 | |||
| JP2002322236A | 2002-11-08 | |||
| JP2010014841A | 2010-01-21 | |||
| JP2002065878A | 2002-03-05 | |||
| JP2011184502A | 2011-09-22 | |||
| US4195629A | 1980-04-01 |
Attorney, Agent or Firm:
YOSHIDA Rikio (JP)
Download PDF: