Title:
複屈折性フィルム、偏光板、及び画像表示装置
Document Type and Number:
Japanese Patent JP5352875
Kind Code:
B2
Abstract:
The birefringent film of the present invention contains an aromatic polyester having a repeating unit represented by the following general formula (1). In the general formula (1), A(s), B(s), C(s), and D(s) are each independently represent a group selected from a halogeno group, an alkyl group which has 1 to 6 carbon atoms, and an aryl group. Also, a and b each represent an integer of 0 to 4, and c and d each represent an integer of 0 to 3. R1 represents a hydrogen atom, or an alkyl group which has 1 to 10 carbon atoms. R2 represents an alkyl group which has 2 to 10 carbon atoms. R3 to R6 each independently represent a group or atom selected from a hydrogen atom, a halogeno group, an alkyl group which has 1 to 6 carbon atoms, and an aryl group. Furthermore, l and m each represent an integer of 2 or more.
Inventors:
Tomoyuki Hirayama
Toshiyuki Iida
Hiroshi Omori
Satoshi Suzuki
Kuroki Miyuki
Shige Nagae
Toshiyuki Iida
Hiroshi Omori
Satoshi Suzuki
Kuroki Miyuki
Shige Nagae
Application Number:
JP2008106659A
Publication Date:
November 27, 2013
Filing Date:
April 16, 2008
Export Citation:
Assignee:
NITTO DENKO CORPORATION
International Classes:
C08G63/197; C08J5/18; G02B5/30
Domestic Patent References:
| JP2150421A | ||||
| JP4256903A | ||||
| JP2002146003A | ||||
| JP291119A |
Attorney, Agent or Firm:
Minoru Ohnaka
Nobuo Ouchi
Suzuki Katsuto
Nobuo Ouchi
Suzuki Katsuto