LCD polymer orienting film with a dipole moment greater than 20

Details LCD polymer orienting film with a dipole moment greater than 20 LCD polymer orienting film with a dipole moment greater than 20

1993-08-18

1996-08-06

Gross, Anita Pellman

Optical: systems and elements

Holographic system or element

Using a hologram as an optical element

359 77, 359 78, G02F 11337, G02F 1141

Patent

active

055439497

ABSTRACT:
A liquid crystal device including two substrates each having a liquid crystal orienting film formed on each opposing surface, and a liquid crystal sealed between these substrates, wherein a liquid crystal orienting film formed on the surface of at least one of the two substrates is constituted by a polyamino acid film having a rigid structure and a dipole moment that is bound to the surface of the substrate through a layer of surface treating agent.

REFERENCES:
patent: 4842375 (1989-06-01), Seeboth et al.
patent: 5101011 (1992-03-01), Mikami et al.
patent: 5133895 (1992-07-01), Ogawa et al.
patent: 5186986 (1993-02-01), Ogawa
patent: 5256456 (1993-10-01), Ogawa
patent: 5419931 (1995-05-01), Asaokao et al.
patent: 5422748 (1995-06-01), Yamashita et al.

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