MDO thermoresistant heat-shrinkable film

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United States of America Patent

PATENT NO 11560457
SERIAL NO

16344101

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Abstract

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The present invention relates to an MDO heat-shrinkable film of a copolymer polyester having excellent thermal resistance. In particular, the present invention provides a copolymer polyester MDO (machine direction orientation) thermoresistant heat-shrinkable film that consists of a copolymer polyester resin including isosorbide and 1,4-cyclohexanedimethanol at an optimized content ratio as a diol component copolymerized with an acid component including terephthalic acid, and having a number average molecular weight of 18,000 g/mol or more, and can be used for labels, cap seals, direct packaging, etc. of various containers due to the high shrink initiation temperature.

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Patent Owner(s)

Patent OwnerAddress
SK CHEMICALS CO LTDSEONGNAM-SI GYEONGGI-DO 13494

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kim, So-Yeon Daejeon, KR 43 421
Kim, Sung-Gi Gyeonggi-do, KR 72 464
Lim, Seol-Hee Seoul, KR 13 53

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