Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
BIAXIALLY ORIENTED THERMOPLASTIC RESIN FILM
Document Type and Number:
WIPO Patent Application WO/2020/105471
Kind Code:
A1
Abstract:
Provided is a biaxially oriented thermoplastic resin film, at least one surface of which satisfies the following conditions (1) and (2), and that has suitable smoothness and windability. (1) When the projection density for projections with a height of 10 nm or greater as measured by non-contact optical roughness measurement is denoted by A (projections/mm2), A is 2.0×103 to 2.5×104. (2) When the projection density for projections with a height of 1 nm or greater but less than 10 nm as measured by atomic force microscopy (AFM) is denoted by B (projections/mm2), B is 1.8×106 to 1.0×107.

Inventors:
SENDAI TOSHIHIRO (JP)
SUZUKI TADAMASA (JP)
HIGASHIOJI TAKUJI (JP)
Application Number:
JP2019/043829
Publication Date:
May 28, 2020
Filing Date:
November 08, 2019
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
TORAY INDUSTRIES (JP)
International Classes:
B29C55/14; C08J5/18; G11B5/73; G11B5/84; H01G13/00; B29K667/00; B29L7/00
Domestic Patent References:
WO2017221701A12017-12-28
WO1994013463A11994-06-23
WO2019123990A12019-06-27
Foreign References:
JP2017200761A2017-11-09
JPH11216824A1999-08-10
JP2001114913A2001-04-24
JP2019108527A2019-07-04
Download PDF: