HEAT SHRINK FILM

WIPO Patent Application WO/2005/056292

A1

[PROBLEMS] To provide a heat shrink film that when used as a label of beverage container, enhances the smoothness of external surface side to thereby prevent merchandise jamming in an automatic vending machine of beverage and that is fully satisfactory in solvent bonding capability and excels in processability. [MEANS FOR SOLVING PROBLEMS] There is provided a heat shrink polyester film characterized in that (A) at least one major surface thereof is overlaid with 0.002 to 0.5 g/m², in terms of solid content coating amount, of a silicone containing easily sliding layer, (B) the easily sliding layer having an inter-easily sliding layer frictional coefficient μd ≤ 0.27, and that (C) the heat shrink polyester film exhibits a heat shrinkage factor, as measured in the direction of maximum shrinkage after immersion in 95&ring C water for 10 sec, of 50% or greater. Thus, there is provided the heat shrink film that when used as a label of beverage container, enhances the smoothness of external surface side to thereby prevent merchandise jamming in an automatic vending machine of beverage and that is fully satisfactory in solvent bonding capability and excels in processability.

INAGAKI KYOKO (JP)
HAYAKAWA SATOSHI (JP)
TABOTA NORIMI (JP)
ODA NAONOBU (JP)

PCT/JP2004/018457

June 23, 2005

December 10, 2004

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TOYO BOSEKI (JP)
INAGAKI KYOKO (JP)
HAYAKAWA SATOSHI (JP)
TABOTA NORIMI (JP)
ODA NAONOBU (JP)

B29C61/00; B32B27/30; B32B27/36; C08J7/043; C08J7/046; (IPC1-7): B32B27/36; B32B27/30

JPH06270250A	1994-09-27
JP2002072890A	2002-03-12
JP2002226670A	2002-08-14
JP2002166509A	2002-06-11
JP2003041090A	2003-02-13
JP2003073486A	2003-03-12
JP2003094575A	2003-04-03
JP2002091316A	2002-03-27

See also references of EP 1695818A4

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