Film or sheet having excellent heat sealability

Details Film or sheet having excellent heat sealability Film or sheet having excellent heat sealability

C - Chemistry, Metallurgy

08

L

18/1001, 400/560

C08L 69/00 (2006.01) B29D 7/01 (2006.01) B65D 65/40 (2006.01) C08J 5/18 (2006.01) C08L 67/02 (2006.01)

Patent

CA 2020342

ABSTRACT Heat-sealable films formed of a polybutylene terephthalate resin composition including between 50 to 95% by weight of a polybutylene terephthalate base resin having an intrinsic viscosity of 0.7 or greater, and between 5 to 50% by weight of a polycarbonate resin having an intrinsic viscosity of 0.4 or greater melt-blended with the polybutylene terephthalate base resin.

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