C - Chemistry – Metallurgy – 08 – G
Patent
C - Chemistry, Metallurgy
08
G
400/2019
C08G 63/08 (2006.01) C08C 19/38 (2006.01) C08F 293/00 (2006.01) C08G 63/00 (2006.01)
Patent
CA 1320606
ABSTRACT OF THE DISCLOSURE Liquid rubber-polyester block copolymers are produced by reacting a liquid rubber-type compound having at least one hydroxyl group in its molecule with molecule .epsilon. -aliphatic lactone in the presence of catalyst.
540915
Imamura Shigeru
Kinoshita Mitsuo
Matsueda Hirokazu
Smart & Biggar
Takemoto Yushi Kabushiki Kaisha
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