Title:
POLYURETHANE FOAM, BATTERY OR ELECTRIC DEVICE, AND METHOD FOR PRODUCING POLYURETHANE FOAM
Document Type and Number:
WIPO Patent Application WO/2024/071310
Kind Code:
A1
Abstract:
[Problem] To provide a polyurethane foam which exhibits excellent flame retardancy, while having high density. [Solution] The present technology first provides a polyurethane foam which contains an inorganic phosphoric acid compound and expanded graphite, and which has a density of 150 kg/m3 or more. The thickness of a polyurethane foam according to the present technology can be 10 mm or less. A polyurethane foam according to the present technology can be used in a battery or an electric device. A polyurethane foam according to the present technology can be produced by a polyurethane foam production method that comprises a step in which a polyol, an isocyanate, an inorganic phosphoric acid compound, expanded graphite and a gas are mixed with each other.
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Inventors:
OYAIZU SEIJI (JP)
NOGUCHI TAKAHITO (JP)
NOGUCHI TAKAHITO (JP)
Application Number:
PCT/JP2023/035445
Publication Date:
April 04, 2024
Filing Date:
September 28, 2023
Export Citation:
Assignee:
INOUE MTP KK (JP)
ROGERS INOAC CORP (JP)
ROGERS INOAC CORP (JP)
International Classes:
C08G18/00; C08G18/08; C08K3/04; C08K3/32; C08L75/04; C08G101/00
Foreign References:
| KR20200027691A | 2020-03-13 | |||
| KR20200027690A | 2020-03-13 | |||
| CN113024766A | 2021-06-25 | |||
| US20120029103A1 | 2012-02-02 | |||
| US10377871B1 | 2019-08-13 | |||
| CN104140512A | 2014-11-12 | |||
| CN101503567A | 2009-08-12 | |||
| CN102936327A | 2013-02-20 |
Attorney, Agent or Firm:
WATANABE Kaoru (JP)
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