SU1063100A1 - Liquid crystalline material for electrooptical devices - Google Patents

Liquid crystalline material for electrooptical devices Download PDF

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Publication number
SU1063100A1
SU1063100A1 SU823419501A SU3419501A SU1063100A1 SU 1063100 A1 SU1063100 A1 SU 1063100A1 SU 823419501 A SU823419501 A SU 823419501A SU 3419501 A SU3419501 A SU 3419501A SU 1063100 A1 SU1063100 A1 SU 1063100A1
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SU
USSR - Soviet Union
Prior art keywords
substance
dielectric anisotropy
cyanophenyl
positive dielectric
alkyl
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Application number
SU823419501A
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Russian (ru)
Inventor
Е.И. Ковшев
М.Ф. Гребенкин
А.И. Павлюченко
Н.И. Смирнова
А.В. Иващенко
В.В. Титов
В.М. Шошин
Б.Г. Грибов
В.И. Григос
Г.И. Карпушкина
Ю.П. Бобылев
А.И. Васильев
В.А. Козунов
Original Assignee
Предприятие П/Я А-7850
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Priority to SU823419501A priority Critical patent/SU1063100A1/en
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Publication of SU1063100A1 publication Critical patent/SU1063100A1/en

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Abstract

ЖИДКОКРИСТАЛЛИЧЕСКИЙ МАТЕРИАЛ ДЛЯ ЭЛЕКТРООПТИЧЕСКИХ УСТРОЙСТВ, включающий жидкокристаллическое вещество с положительной диэлектрической анизотропией и -вещество, повьшакнцее температуру про снени , о тл и ч а ю щ и и с   тем, что, с целью снижени  управл ющгах напр жений и расширени  интервала существовани  нематической мезофазы., и качестве вещества с положительной диэлектрической анизотропией он содержит от 2-7 5- шкил-2тLIQUID CRYSTAL MATERIAL FOR electrooptical device comprising a liquid crystal material with positive dielectric anisotropy and -Substance, povshakntsee temperature about explanation of aphid and h and w and u and in that, in order to reduce control yuschgah stresses and expansion interval of existence of the nematic mesophase. , and the quality of a substance with positive dielectric anisotropy it contains from 2-7 5-shkil-2t

Description

где Л - алкил или алкоксигруппа с числом атомов угл ерода 1-9, а в ка .честве вещества, повышающего температуру про снени , используют паразамещенные цианотерфенилы общей формулыwhere L is an alkyl or alkoxy group with the number of carbon atoms 1-9, and as a substance that raises the temperature of clarification, use para-substituted cyanothermal phenyls of the general formula

где R - алкильна  группа с числом атомов углерода 1-9, а в качестве вещества, повьш1ающего температуру про снени , используют 5-(4-алкш1фенил )-2-(4-1Ц1анофенш1) пиридин общей формулы IIwhere R is an alkyl group with 1-9 carbon atoms, and 5- (4-alk1phenyl) -2- (4-1Cl1 phenof1) pyridine of general formula II is used as the substance that increases the temperature of clarification.

мол . ;a pier ;

39,0 39.0

-7 40v5 20,5 -7 40v5 20.5

-4 33 j О 44,2 22,8 -4 33 j o 44.2 22.8

-13 26,0 15,8 ,32,7 25,5-13 26.0 15.8, 32.7 25.5

Таблица :Table:

+78+78

1,51.5

+18,5 1,1+18,5 1,1

+20,0 0,9+20.0 0.9

1.31.3

+79+79

1,41.4

+19,2 1,0+19.2 1.0

+67+67

Продолжение табл. 1Continued table. one

-5-five

-7-7

-15-15

-22-22

-12-12

-16-sixteen

1,51.5

+18,6 1,1+18.6 1.1

+84+84

+1,15 1,6+1.15 1.6

+70,6 +18+70.6 +18

1,61.6

1,21.2

+ 18+ 18

+67+67

1,51.5

+18,2 1,1+18.2 1.1

+63+63

+78 . +18,0 1,15 1,65+78. +18.0 1.15 1.65

1,651.65

+78,6 +18,0 1,2+78.6 +18.0 1.2

-25-25

13,513.5

19,219.2

(I)(I)

28,128.1

15,715.7

7,97.9

(II)(Ii)

15,615.6

-16-sixteen

10,010.0

16,616.6

21,221.2

(I)(I)

14,114.1

21,321.3

10,810.8

5,15.1

(II)(Ii)

1,01.0

-12-12

16,516.5

26,126.1

(I)(I)

24,724.7

21,121.1

11.1 11.1

(II) 0,5(Ii) 0.5

. Примечани : ,. Notes:

1.1Щ1-5-метил-, 2ЦП-5-ЭТИЛ, ЗЩ1-5-пропил-, 4Ш1-5-6утил, 5ЦП-5-амнл- 6Ш1-5-гексил-, 7ЦП-5 гептил-, 8ЦП-5 октил- и 9Щ1-5-нонил-2-(4-цианофеннл)1даридины соответственно; 4ФЦП-5-5-(4-бутип-, 5ФШ1-5-(4-амил-, бадЩ-5-(4-гекснли 7ФЦП-5-(4-гептйлфенил) пиридины соответственно.1.1SHCH1-5-methyl-, 2CP-5-ETHIL, ZSHCH1-5-propyl-, 4Sh1-5-6util, 5CP-5-amnl-6Sh1-5-hexyl-, 7CP-5 heptyl-, 8CP-5 octyl - and 9Shch1-5-nonyl-2- (4-cyanophenl) 1 disidines, respectively; 4FCP-5-5- (4-butyp-, 5FSH1-5- (4-amyl-, badSch-5- (4-hexnly 7PCF-5- (4-heptylphenyl) pyridines, respectively.

2. - температура плавлени , Т„р - температура про снени  (эти vetmfti ратуры определ ют интервал существовани  нематической мёзофазы, то есть интервал рабочих температур).2. - melting point, T „p - clarification temperature (these vetmfti tures determine the interval of existence of the nematic mesophase, i.e. the range of operating temperatures).

1,3 1,3

1,71.7

+62+62

1,051,51,051,5

4040

+ 19+ 19

1,051,451,051.45

+45+45

+ 19+ 19

Таблица 2table 2

Claims (1)

ЖИДКОКРИСТАЛЛИЧЕСКИЙ МАТЕРИАЛ ДЛЯ ЭЛЕКТРООПТИЧЕСКИХ УСТРОЙСТВ, включающий жидкокристаллическое вещество с положительной диэлектрической анизотропией и -вещество, повьшающее температуру прояснения, о тл и ч а ю щ и й с я тем, что, с целью снижения управляющих напряжений и расширения интервала существования нематической мезофазы., й качестве вещества с положительной диэлектрической анизотропией он содержит от 2-7 5-алкил—2т(4-цианофенил)— пиридинов общей формулыLIQUID CRYSTAL MATERIAL FOR ELECTRO-OPTICAL DEVICES, including a liquid-crystalline substance with positive dielectric anisotropy and a substance that increases the clarity temperature, since it is necessary to reduce control voltages and extend the interval of existence of the nematic mesophase. as a substance with positive dielectric anisotropy, it contains from 2-7 5-alkyl-2t (4-cyanophenyl) - pyridines of the general formula Ri-Q-O-™ где R1 - алкильная группа с числом атомов углерода 1-9, а в качестве вещества, повышающего температуру прояснения, он содержит 5-(4-алкилфенил)-2-(4-циан®фенил)-пиридин общей формулы где R2 - алкильная группа с числом атомов углерода 4-7, при следующем соотношении компонентов, мол.%1 5-Алкил-2-(4-цианофенил ) -пиридины 72-99.Ri-QO- ™ where R 1 is an alkyl group with the number of carbon atoms 1-9, and as a substance that increases the clarity temperature, it contains 5- (4-alkylphenyl) -2- (4-cyan®phenyl) pyridine total formulas where R 2 is an alkyl group with the number of carbon atoms 4-7, in the following ratio of components, mol.% 1 5-Alkyl-2- (4-cyanophenyl) pyridines 72-99. 5-(4-Алкилфенил)2-(4-цианофенил)- ч ’ пиридин Остальное.5- (4-Alkylphenyl) 2- (4-cyanophenyl) - h 'pyridine The rest. >>
SU823419501A 1982-04-22 1982-04-22 Liquid crystalline material for electrooptical devices SU1063100A1 (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4668425A (en) * 1985-06-05 1987-05-26 Chisso Corporation Novel liquid crystal compound
US4752413A (en) * 1986-05-24 1988-06-21 Chisso Corporation 2-(alkyloxycarbonyloxyphenyl)-5-alkylpyridine and composition containing same
US4772416A (en) * 1986-04-01 1988-09-20 Chisso Corporation Phenylpyridine derivative
US4917818A (en) * 1987-09-08 1990-04-17 Chisso Corporation Nematic liquid crystal composition
US9315467B2 (en) * 2004-10-13 2016-04-19 Ptc Therapeutics, Inc. Compounds for nonsense suppression, and methods for their use

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4668425A (en) * 1985-06-05 1987-05-26 Chisso Corporation Novel liquid crystal compound
US4772416A (en) * 1986-04-01 1988-09-20 Chisso Corporation Phenylpyridine derivative
US4752413A (en) * 1986-05-24 1988-06-21 Chisso Corporation 2-(alkyloxycarbonyloxyphenyl)-5-alkylpyridine and composition containing same
US4917818A (en) * 1987-09-08 1990-04-17 Chisso Corporation Nematic liquid crystal composition
US9315467B2 (en) * 2004-10-13 2016-04-19 Ptc Therapeutics, Inc. Compounds for nonsense suppression, and methods for their use

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