Title:
LIQUID CRYSTAL ALIGNING AGENT, LIQUID CRYSTAL ALIGNMENT FILM AND LIQUID CRYSTAL DISPLAY ELEMENT
Document Type and Number:
WIPO Patent Application WO/2018/092811
Kind Code:
A1
Abstract:
Provided is a liquid crystal aligning agent which enables the achievement of a liquid crystal alignment film that has high film hardness, good afterimage characteristics and the like. A liquid crystal aligning agent which contains the component (A) and the component (B) described below, and an organic solvent.
Component (A): A polyimide which is an imidized product of a polyimide precursor that is a reaction product of a tetracarboxylic acid derivative component and a diamine component containing a diamine having a structure of formula (1), and which has an imidization rate of from 20% to 80%. (In the formula, * represents a bond with another atom or group.)
Component (B): A compound which has two or more crosslinkable functional groups.
Inventors:
KUNIMI NAHO (JP)
SUGIYAMA TAKAAKI (JP)
SUGIYAMA TAKAAKI (JP)
Application Number:
PCT/JP2017/041123
Publication Date:
May 24, 2018
Filing Date:
November 15, 2017
Export Citation:
Assignee:
NISSAN CHEMICAL IND LTD (JP)
International Classes:
G02F1/1337; C08G73/10; C08J5/18; C08K5/20; C08L79/08
Domestic Patent References:
| WO2016063834A1 | 2016-04-28 | |||
| WO2015080186A1 | 2015-06-04 |
Attorney, Agent or Firm:
SENMYO Kenji et al. (JP)
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