MULTILAYER OPTICAL FILM - ASAHI KASEI CHEMICALS CORP

Title:

MULTILAYER OPTICAL FILM

Document Type and Number:

Japanese Patent JP2008225463

Kind Code:

A

Abstract:

To create a superior optical film regarding its photoelastic coefficient.

This multilayer optical film has a film A, whose photoelastic coefficient is negative and a film B whose photoelectric coefficient is positive, which is laminated on the film A.

Inventors:

MURAKAMI FUMIKI
WATABE MASAHIRO
TAKAGIWA AYA
YONEZAWA JUN

Application Number:

JP2008032377A

Publication Date:

September 25, 2008

Filing Date:

February 13, 2008

Export Citation:

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Assignee:

ASAHI KASEI CHEMICALS CORP

International Classes:

G02B5/30; B32B7/02; B32B27/30; G02F1/1335; G02F1/13363

Attorney, Agent or Firm:

Yoshiyuki Inaba
Shinji Oga
Toshifumi Onuki

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