C - Chemistry – Metallurgy – 08 – L
Patent
C - Chemistry, Metallurgy
08
L
400/3015
C08L 67/02 (2006.01) C08L 63/00 (2006.01) C08L 67/00 (2006.01)
Patent
CA 1213687
Abstract: The invention provides an improved polyester block co- polymer composition having a rubber-like elasticity, and in particular having good moldability, impact resistance, heat resistance and water resistance. The composition comprises a polyester block copolymer produced from a crystalline aro- matic polyester and a lactone in melt-admixture with a poly- tetramethylene terephthalate and optionally further with at least one epoxy compound.
428812
Kitagawa Hironobu
Kobayashi Shigeo
Kobayashi Takuma
Sugitawa Chikara
Kirby Eades Gale Baker
Toyo Boseki Kabushiki Kaisha
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