Title:
POLYURETHANE-RESIN-FORMING COMPOSITION, AND FILM SEALING MATERIAL AND FILM MODULE EACH OBTAINED USING SAID POLYURETHANE-RESIN-FORMING COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2024/075775
Kind Code:
A1
Abstract:
Disclosed is a polyurethane-resin-forming composition comprising a polyisocyanate prepolymer (A) and polyols (B). The polyisocyanate prepolymer (A) comprises a product of reaction between diphenylmethane diisocyanate (a1-1) and/or a diphenylmethane diisocyanate modification (a1-2) and an active-hydrogen-containing compound (a2). The polyols (B) comprise: a transesterification product (b1) of a castor-oil-based polyol with a hydroxylated amine-based compound; a hydroxylated amine-based compound (b2); and a castor-oil-based polyol (b3). The content of the transesterification product (b1) is 0.1-10 mass% with respect to the total mass of the polyisocyanate prepolymer (A) and the polyols (B).
Inventors:
YOSHIDA KOUJI (JP)
IKEMOTO MITSUSHIGE (JP)
IKEMOTO MITSUSHIGE (JP)
Application Number:
PCT/JP2023/036206
Publication Date:
April 11, 2024
Filing Date:
October 04, 2023
Export Citation:
Assignee:
TOSOH CORP (JP)
International Classes:
C08G18/10; B01D63/00; B01D63/02; C08G18/42; C08G18/76; C08G18/79; C09K3/10
Attorney, Agent or Firm:
HASEGAWA Yoshiki et al. (JP)
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