Title:
遮光フィルム
Document Type and Number:
Japanese Patent JP5220973
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a light shielding film which is superior in light shielding function, sliding function, conductivity, matting effect and is most appropriate for a shutter or a diaphragm for an optical instrument superior in planeness. SOLUTION: The light shielding film is characterized in that it is provided with a light shielding layer consisting of a binder resin, black colored fine powders with an average particle diameter of <=1 μm, organic filler with an average particle diameter of 0.5 to 10 μm and lubricant with an average particle diameter of 0.1 to 10 μm on at least one side of the base material film, and the binder resin is a thermoplastic resin with Tg >=40 deg.C and softening point of >=80 deg.C.
Inventors:
Kazuko Tate
Fumiyuki Sasaki
Nahiko Kiryu
Fumiyuki Sasaki
Nahiko Kiryu
Application Number:
JP2001216857A
Publication Date:
June 26, 2013
Filing Date:
July 17, 2001
Export Citation:
Assignee:
SOMAR Corporation
International Classes:
G03B9/02; B32B7/02; C08J7/04; C09D7/12; C09D175/04; C09D201/00; C08L67/02
Domestic Patent References:
JP7319004A | ||||
JP10298351A | ||||
JP2001075301A | ||||
JP61009830A | ||||
JP9274218A | ||||
JP59181328A | ||||
JP2003161977A |
Attorney, Agent or Firm:
Hidehiko Takei
Yasuo Yoshimura
Michiko Fukaya
Yasuo Yoshimura
Michiko Fukaya