Heat-Shrinkable Polyester Film
Patent #: 7,018,689
Inventor(s): Junggyu Lee, Namil Kim, Sangil Kim, Yongin Park and Changju Lee
Company: Junggyu Lee, Namil Kim, Sangil Kim, Yongin Park and Changju Lee
Patented is a heat-shrinkable polyester film comprising a polyester base film and a coat layer formed on one or both sides of the polyester base film. The coat layer comprises a copolymerized polyester having carboxyl group terminals and Tg in the range of 70 to 80° C., and is formed in an amount ranging from 0.01 to 0.1 g/m2 on the base film surface.
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