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1. (CN103620488) 光取向处理法用液晶取向剂及使用该液晶取向剂的液晶取向膜

Office : China
Application Number: 201280030215.7 Application Date: 20.06.2012
Publication Number: 103620488 Publication Date: 05.03.2014
Grant Number: 103620488 Grant Date: 24.02.2016
Publication Kind : B
Prior PCT appl.: Application Number:PCTJP2012065783 ; Publication Number: Click to see the data
IPC:
G02F 1/1337
C08L 79/08
G PHYSICS
02
OPTICS
F
DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
1
Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
01
for the control of the intensity, phase, polarisation or colour
13
based on liquid crystals, e.g. single liquid crystal display cells
133
Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
1333
Constructional arrangements
1337
Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
C CHEMISTRY; METALLURGY
08
ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
L
COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
79
Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen with or without oxygen, or carbon only, not provided for in groups C08L61/-C08L77/259
04
Polycondensates having nitrogen-containing heterocyclic rings in the main chain; Polyhydrazides; Polyamide acids or similar polyimide precursors
08
Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
CPC:
C08G 73/1078
C08K 5/3445
G02F 1/133723
G02F 2001/133397
Applicants: 日产化学工业株式会社
Inventors: 作本直树
野口勇步
Agents: 上海专利商标事务所有限公司 31100
Priority Data: 2011-137770 21.06.2011 JP
Title: (ZH) 光取向处理法用液晶取向剂及使用该液晶取向剂的液晶取向膜
Abstract:
(ZH)

本发明提供可抑制IPS驱动方式或FFS驱动方式的液晶显示元件中产生的交流驱动导致的残影的、适用于光取向处理法的液晶取向剂及由该液晶取向剂获得的液晶取向膜。该光取向处理法用液晶取向剂中包含由具有环丁烷骨架的特定结构的四羧酸二酐与包括以对苯二胺为代表的线性高的二胺化合物的二胺化合物的缩聚反应获得的聚酰胺酸((A)成分)、具有碳数3~10的烷基或烯基的咪唑衍生物((B)成分)和有机溶剂。


Also published as:
JPWO2012176822KR1020140035407WO/2012/176822