POLYURETHANE COMPOSITION

WIPO Patent Application WO/2024/016270

A1

A polyurethane composition includes from 50 wt%to 98 wt%of an isocyanate component, based on a total weight of the polyurethane composition, the isocyanate component including, from 7 wt%to 55 wt%of a first isocyanate-terminated prepolymer derived from a siloxane-caprolactone block copolymer polyol, based on a total weight of the isocyanate component, and from 45 wt%to 93 wt%of a second isocyanate-terminated prepolymer derived from a polyester polyol, based on the total weight of the isocyanate component. The polyurethane composition further includes from 2 wt%to 50 wt%of an isocyanate-reactive component, based on the total weight of polyurethane composition, the isocyanate-reactive component including a chain extender.

WO/1993/003066	PRODUCTION OF POLYMER HYDROXYLATED AT BOTH TERMINALS, COMPOSITION CONTAINING SAID POLYMER AND ITS USE, AND POLYMER DERIVED FROM SAID COMPOSITION AND ITS USE
JP7187844	Polycarbonate diol and aqueous polyurethane dispersion using the same
JP2004052153	LEATHER-LIKE SHEETLIKE MATERIAL AND METHOD FOR PRODUCING THE SAME

FAN YANBIN (CN)
MA JUN (CN)
CHEN DAOYONG (CN)
HUANG XIAYUN (CN)
GRZESIAK ADAM L (US)
CHEN HONGYU (CN)

PCT/CN2022/107092

January 25, 2024

July 21, 2022

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DOW GLOBAL TECHNOLOGIES LLC (US)
FAN YANBIN (CN)
MA JUN (CN)
CHEN DAOYONG (CN)
HUANG XIAYUN (CN)
GRZESIAK ADAM L (US)
CHEN HONGYU (CN)

D06N3/14; C08G18/12; C08G18/42; C08G18/61; C08G18/76; C08G77/445

US5430121A	1995-07-04
CN111499830A	2020-08-07
JPH02112486A	1990-04-25
EP0609730A1	1994-08-10
DE4011942A1	1990-10-18

SHANGHAI PATENT & TRADEMARK LAW OFFICE, LLC (CN)

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