Polyimide resin and liquid crystal alignment layer and...

Details Polyimide resin and liquid crystal alignment layer and... Polyimide resin and liquid crystal alignment layer and...

2011-06-28

2011-06-28

Boykin, Terressa M (Department: 1765)

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

From phenol, phenol ether, or inorganic phenolate

C428S001260, C428S220000, C528S184000

Reexamination Certificate

active

07968670

ABSTRACT:
Disclosed is a polyimide resin, which is colorless and transparent and has superior properties, including mechanical properties and heat stability, and thus is usable in various fields, including semiconductor insulating films, TFT-LCD insulating films, transparent electrode films, passivation films, liquid crystal alignment layers, optical communication materials, protective films for solar cells, and flexible display substrates. Also, a liquid crystal alignment layer and a polyimide film using the polyimide resin are provided.

REFERENCES:
patent: 2010/0051423 (2010-03-01), Kim et al.
patent: 2001-296525 (2001-10-01), None
patent: 2003-107486 (2003-04-01), None
patent: 2007-304509 (2007-11-01), None
patent: 2000-0020048 (2000-04-01), None
patent: 2006/126555 (2006-11-01), None

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