TWO-COMPONENT POLYURETHANE ADHESIVE, AND ADHEREND

WIPO Patent Application WO/2022/118684

A1

A purpose of the present invention is to provide a two-component polyurethane adhesive having exceptional safety and excellent resin strength, heat resistance, durability, and coating properties. The present invention relates to, inter alia, a two-component polyurethane adhesive formed from: a main agent (X) containing a polyol component (A) having, as an essential component, a polyether polyol (a) in which ethylene oxide and/or propylene oxide is added to a 6- to 14-functional polyol; and a curing agent (Y) containing an isocyanate component (B), wherein the NCO content of entire the isocyanate component (B) is 18-30 wt%, and the glass transition temperature of the two-component polyurethane adhesive after curing is 100-150°C.

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SHIMADA TETSUYA (JP)
MORIMOTO KYOSUKE (JP)

PCT/JP2021/042657

June 09, 2022

November 19, 2021

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SANYO CHEMICAL IND LTD (JP)

C09J11/06; C09J175/08

WO2020121993A1	2020-06-18
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WO2020127439A1	2020-06-25

JP2015004052A	2015-01-08
JP2018204000A	2018-12-27
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JP2011190309A	2011-09-29
JPH02206612A	1990-08-16
JPH05311146A	1993-11-22
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YASUTOMI & ASSOCIATES (JP)

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