Title:
ポリエステルフィルム
Document Type and Number:
Japanese Patent JP7124283
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a polyester film suitable for base material for releasing that has less occurrence of PET powder or oligomer during processing and has less back surface transfer when worked out as roll after processing.SOLUTION: Provided is a polyester film having a maximum peak height SRp of at least one surface roughness curve of 150 to 300 nm and a terephthalic acid content of 10 to 25 ppm relative to the entire film.SELECTED DRAWING: None
Inventors:
Fujiwara Sho
Hideki Fujii
Hideki Fujii
Application Number:
JP2017185736A
Publication Date:
August 24, 2022
Filing Date:
September 27, 2017
Export Citation:
Assignee:
TORAY INDUSTRIES,INC.
International Classes:
C08J5/18; B32B27/36
Domestic Patent References:
| JP2001172372A | ||||
| JP2017500220A | ||||
| JP8112886A | ||||
| JP2004243577A | ||||
| JP2014022027A | ||||
| JP60079931A | ||||
| JP7246689A | ||||
| JP2011089090A |
Foreign References:
| WO2014156662A1 | ||||
| WO2013146294A1 | ||||
| US20160237287 |