Polyester type block copolymer composition

Details Polyester type block copolymer composition Polyester type block copolymer composition

C - Chemistry, Metallurgy

08

G

400/2015, 400/30

C08G 63/68 (2006.01) C08G 59/42 (2006.01) C08G 63/02 (2006.01) C08G 63/60 (2006.01) C08G 65/04 (2006.01) C08L 67/00 (2006.01)

Patent

CA 1196126

Abstract of the Disclosure The invention provides an improved polyester type block copolymer composition having rubber-like elasticity, and in particular having good heat resistance and water resistance, which comprises a polyester type block copolymer produced from a crystalline aromatic polyester and a lactone in melt-admixture with at least one epoxy compound. The composition optionally further comprises a carboxylic acid compound selected from an ethylene- carboxylic acid copolymer and an aliphatic carboxylic acid metal salt.

423949

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