Lg Philips Lcd Co., Inc.

Pohang University of Science and Technology Foundation

Seung Woo Lee

Mi Sook Nam

Su Hyun Park

Hyun Ho Shin

Moonhor Ree

An aromatic polyamide photoalignment material prepared by a reaction from a diamine compound with a side branch and a photosensitive dicarboxylic acid. Furthermore, liquid crystal display devices using such photoalignment materials in an alignment film on at least one substrate. The photoalignment material has a chemical structure as follows: 

Photoalignment materials and liquid crystal display fabricated with such photoalignment materials

An aromatic polyamide photoalignment material prepared by a reaction from a diamine compound with a side branch and a photosensitive dicarboxylic acid. Furthermore, liquid crystal display devices using such photoalignment materials in an alignment film on at least one substrate. The photoalignment material has a chemical structure as follows:

Polyamideimide photoalignment materials having a photosensitive diamine derivative compound with side branches, and liquid crystal display devices using such a photoalignment material, beneficially as an alignment film. A liquid crystal display device includes a first substrate with such a photoalignment material. The polyamideimide photoalignment materials have a chemical structure as follows:

Growing community of inventors

Taegu-shi, South Korea

Seung Woo Lee