Two-pack curable adhesive composition

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 12163061
APP PUB NO 20220033696A1
SERIAL NO

17279974

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Abstract

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The two-part curable adhesive composition contains a main agent (A) containing a urethane prepolymer (a1) and a residual polyisocyanate (a2), and a curing agent (B) containing a polyol compound (b1) and a polyamine compound (b2). The urethane prepolymer (a1) is made by reacting in an equivalent ratio of an isocyanate group in a raw material polyisocyanate to a hydroxy group in a polycarbonate polyol being 2.05 or greater. The equivalent ratio of an isocyanate group in the main agent (A) to an active hydrogen group in the curing agent (B) is from 0.5 to 4.

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Patent Owner(s)

Patent OwnerAddress
THE YOKOHAMA RUBBER CO LTDTOKYO 105

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kageyama, Hirokazu Hiratsuka, JP 26 57
Kimura, Kazushi Hiratsuka, JP 59 256
Yamamoto, Yutaro Hiratsuka, JP 10 2

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