Title:
METHOD FOR MANUFACTURING RESIN FILM ROLL
Document Type and Number:
Japanese Patent JP2013256391
Kind Code:
A
Abstract:
To provide a method for manufacturing a resin film roll which can suppress a rise of ends of the film roll, and to provide a resin film roll which is obtained by the method.
In a method for manufacturing a cylindrical film roll by winding a resin film 1 around a core 30, a curl amount of the resin film expressed as an average floating height at four angle points in a 5 cm square size of the resin film when holding the resin film for 24 hours or longer in a state that a temperature is 23°C and humidity is 55% is 0.03 mm or higher, and the resin film is wound around the core with its curled surface inside. Thus, the method for manufacturing the resin film roll and the resin film roll are provided.
Inventors:
MAEDA FUMIHIRO
URABE TAKASHI
KANESHIRO NAGAYASU
URABE TAKASHI
KANESHIRO NAGAYASU
Application Number:
JP2013207282A
Publication Date:
December 26, 2013
Filing Date:
October 02, 2013
Export Citation:
Assignee:
KANEKA CORP
International Classes:
B65H18/00
Domestic Patent References:
JPH1049861A | 1998-02-20 | |||
JP2006291165A | 2006-10-26 |
Attorney, Agent or Firm:
Kenzo Hara International Patent Office
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