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Patent Searching and Data


Title:
POLYURETHANE FOAM AND METHOD FOR PRODUCING POLYURETHANE FOAM
Document Type and Number:
WIPO Patent Application WO/2020/100711
Kind Code:
A1
Abstract:
A polyurethane foam according to the present disclosure is obtained from a polyurethane starting material, which contains a polyol component and a polyisocyanate component, and a gas for frothing. The polyurethane starting material contains hydrophobic silica and light calcium carbonate, each of which serves as a foam retention agent for retaining foam; and the amount of the light calcium carbonate relative to 100 parts by weight of the polyol component is 10 parts by weight or more.

Inventors:
ORIKASA AYAKA (JP)
KIRIYAMA TAKUYA (JP)
Application Number:
PCT/JP2019/043675
Publication Date:
May 22, 2020
Filing Date:
November 07, 2019
Export Citation:
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Assignee:
ROGERS INOAC CORP (JP)
INOUE MTP KK (JP)
International Classes:
C08G18/00; A43B17/00; C08G101/00
Domestic Patent References:
WO2018122940A12018-07-05
Foreign References:
JPH09302273A1997-11-25
JPH0916011A1997-01-17
JP2005120339A2005-05-12
JP2007297418A2007-11-15
Attorney, Agent or Firm:
SHIN-EI PATENT FIRM, P.C. (JP)
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