Arent Fox PLLC
Heat-shrinkable polyester film having excellent crystallinity
Disclosed herein is a heat-shrinkable co-polyester film containing terephthalic acid or dimethyl terephthalate as a dicarbonic acid component, and ethylene glycol, neopentyl glycol and propylene glycol as diol components, in which the co-polyester film has a crystallization temperature of 80–220° C., and a heat shrinkage (%) higher than 30% in at least one direction of longitudinal and transverse directions in 90° C. hot water. This film is suitable for use as various wrapping materials, such as covering, binding and casing materials. Particularly, this film is used to cover a cap, body and shoulder, etc. of various vessels and rod-shaped molded articles and thus to provide labeling, protection, binding or an improvement in product value. Also, this film can be used for multi-package.
Toray Saehan Inc.
C C C Y Y Y Y
C08J C08J C08L Y10T Y10T Y10S Y10T
additional inventional inventional additional additional additional additional
Sang-Duk Gi-Jeong Jung-Won Byung-sik Sang-pil
Oh Moon Kim Park Kim