LIQUID-CRYSTALLINE MEDIUM

Abstract

The invention relates to a liquid-crystalline medium comprising at least one compound of the formula I,

##STR00001##

in which
R.sup.1 has the meanings indicated in Claim 1,
and to the use thereof in liquid-crystalline media and in electro-optical liquid-crystal displays.

Claims

1. A liquid-crystalline medium, comprising at least two liquid crystalline compounds, at least one of which is a compound of formula I, ##STR00315## in which R.sup.1 denotes an alkyl or alkoxy radical having 1 to 15 C atoms, where, in addition, one or more CH.sub.2 groups in these radicals are optionally replaced, independently of one another, by CC, CF.sub.2O, CHCH, ##STR00316## O, COO or OCO in such a way that O atoms are not linked directly to one another, and in which, in addition, one or more H atoms are optionally replaced by halogen.

2. The liquid-crystalline medium according to claim 1, wherein R.sup.1 in formula I denotes a straight-chain alkyl radical, in which, in addition, one or more CH.sub.2 groups are optionally replaced by CHCH.

3. The liquid-crystalline medium according to claim 1, comprising at least one compound of formulae I-1 to I-5 ##STR00317##

4. The liquid-crystalline medium according claim 1, additionally comprising at least one compound of formulae II and/or III, ##STR00318## in which A denotes 1,4-phenylene or trans-1,4-cyclohexylene, a denotes 0 or 1, R.sup.3 denotes alkenyl having 2 to 9 C atoms, and R.sup.4 has the meanings indicated for R.sup.1 in claim 1.

5. The liquid-crystalline medium according to claim 1, additionally comprising at least one compound of formulae, ##STR00319## ##STR00320## in which R.sup.3a and R.sup.4a each, independently of one another, denote H, CH.sub.3, C.sub.2H.sub.5 or C.sub.3H.sub.7, and alkyl denotes a straight-chain alkyl group having 1 to 8 C atoms.

6. The liquid-crystalline medium according to claim 1, additionally comprising at least one compound of formulae IV to VIII, ##STR00321## in which R.sup.0 denotes an alkyl or alkoxy radical having 1 to 15 C atoms, where, in addition, one or more CH.sub.2 groups in these radicals are optionally replaced, independently of one another, by CC, CF.sub.2O, CHCH, ##STR00322## O, CO or OCO in such a way that O atoms are not linked directly to one another, and in which, in addition, one or more H atoms are optionally replaced by halogen, X.sup.0 denotes F, Cl, a mono- or polyfluorinated alkyl or alkoxy radical having 1 to 6 C atoms, a mono- or polyfluorinated alkenyl or alkenyloxy radical having 2 to 6 C atoms, Y.sup.1-6 each, independently of one another, denote H or F, Z.sup.0 denotes C.sub.2H.sub.4, (CH.sub.2).sub.4, CHCH, CFCF, C.sub.2F.sub.4, CH.sub.2CF.sub.2, CF.sub.2CH.sub.2, CH.sub.2O, OCH.sub.2, COO, CF.sub.2O or OCF.sub.2, in the formulae V and VI also a single bond, and r denotes 0 or 1.

7. The liquid-crystalline medium according to claim 6, additionally comprising at least one compound of formulae Va to Vj, ##STR00323##

8. The liquid-crystalline medium according to claim 6, additionally comprising at least one compound of formulae VI-1a to VI-1d, ##STR00324##

9. The liquid-crystalline medium according to claim 6, additionally comprising at least one compound of formulae VI-2a to VI-2f, ##STR00325##

10. The liquid-crystalline medium according to claim 6, additionally comprising at least one compound of formulae X and/or XI, ##STR00326## in which Y.sup.1-4 each, independently of one another, denote H or F, and ##STR00327## each, independently of one another, denote ##STR00328##

11. The liquid-crystalline medium according to claim 1, additionally comprising at least one compound of formula XII, ##STR00329## in which R.sup.1 and R.sup.2 each, independently of one another, denote alkyl, alkenyl, alkoxy, oxaalkyl, fluoroalkyl or alkenyloxy, each having up to 9 C atoms, and Y.sup.1 denotes H or F.

12. The liquid-crystalline medium according to claim 6, additionally comprising at least one compound of formulae XIII to XVI, ##STR00330##

13. The liquid-crystalline medium according to claim 1, comprising 1-30% by weight of compounds of the formula I.

14. The liquid-crystalline medium according to claim 1, additionally comprising at least one UV stabiliser and/or antioxidant.

15. The liquid-crystalline medium according to claim 1, additionally comprising at least one polymerizable compound.

16. The liquid-crystalline medium according to claim 15, wherein the polymerizable compound is one of RM-1 to RM-83: ##STR00331## ##STR00332## ##STR00333## ##STR00334## ##STR00335## ##STR00336##

17. A process for the preparation of a liquid-crystalline medium according to claim 1, comprising mixing at least one compound of formula I with at least one further mesogenic compound and optionally with at least one additive(s) and/or at least one polymerizable compound.

18. An electro-optical liquid-crystal display containing a liquid-crystalline medium according to claim 1.

19. A TN, STN, TN-TFT, OCB, IPS, PS-IPS, FFS, PS-FFS display, shutter spectacle, LC lens or positive VA displays comprising the liquid crystalline medium according to claim 1.

20. A compound of formula I ##STR00337## in which R.sup.1 denotes an alkyl or alkoxy radical having 1 to 15 C atoms, where, in addition, one or more CH.sub.2 groups in these radicals are optionally replaced, independently of one another, by CC, CF.sub.2O, CHCH, ##STR00338## O, COO or OCO in such a way that O atoms are not linked directly to one another, and in which, in addition, one or more H atoms are optionally replaced by halogen.

21. The compound according to claim 20 of the formulae I-1 to I-5 ##STR00339##

Description

EXAMPLES

Synthesis Examples

[0212] Conventional work-up means: water is added if necessary, the mixture is extracted with methylene chloride, diethyl ether, methyl tert-butyl ether or toluene, the phases are separated, the organic phase is dried and evaporated, and the product is purified by distillation under reduced pressure or crystallisation and/or chromatography.

Example 1

[0213] The compound of the formula

##STR00299##

[0214] is prepared in accordance with the following scheme:

##STR00300##

[0215] The following compounds

##STR00301##

[0216] are prepared analogously.

Mixture Examples

[0217] The electro-optical data are measured in a TN cell at the 1st minimum (i.e. at a d.Math.n value of 0.5 m) at 20 C., unless expressly indicated otherwise. The optical data are measured at 20 C., unless expressly indicated otherwise. All physical properties are determined in accordance with Merck Liquid Crystals, Physical Properties of Liquid Crystals Status November 1997, Merck KGaA, Germany, and apply to a temperature of 20 C., unless explicitly indicated otherwise.

Example M1

[0218]

TABLE-US-00007 CC-3-V 33.50% Clearing point [ C.]: 87.5 CC-3-V1 10.00% S .fwdarw. N transition: 22 C. CC-3-2V1 11.00% n [589 nm, 20 C.] 0.1087 CCP-V2-1 2.00% [kHz, 20 C.]: +15.4 APUQU-2-F 8.00% .sub.1 [mPa .Math. s, 20 C.]: 92 APUQU-3-F 8.00% K.sub.1 [20 C.]: 14.5 PGUQU-3-F 2.50% K.sub.3 [20 C.]: 15.9 PGUQU-4-F 6.00% V.sub.0 [V]: 1.03 PGUQU-5-F 6.00% DPGU-4-F 7.00% DGUQU-4-F 6.00%

Example 2

[0219] For the preparation of a PS-IPS mixture, 0.25% of compound RM-1

##STR00302##

[0220] is added to mixture M1.

Example M3

[0221]

TABLE-US-00008 CC-3-V 34.00% Clearing point [ C.]: 86.5 CC-3-V1 9.00% S .fwdarw. N transition: 23 C. CC-3-2V1 11.00% n [589 nm, 20 C.] 0.1088 PP-1-2V1 1.00% [kHz, 20 C.]: +15.3 CCP-V2-1 1.50% .sub.1 [mPa .Math. s, 20 C.]: 92 APUQU-2-F 3.00% K.sub.1 [pN, 20 C.]: 14.4 APUQU-3-F 7.00% K.sub.3 [pN, 20 C.]: 16.1 CDUQU-3-F 3.00% V.sub.0 [V]: 1.02 PGUQU-3-F 3.00% PGUQU-4-F 7.00% PGUQU-5-F 6.00% DPGU-4-F 7.00% DGUQU-4-F 7.50%

Example M4

[0222] For the preparation of a PS-FFS mixture, 0.3% of compound RM-41

##STR00303##

[0223] is added to mixture M3.

Example M5

[0224]

TABLE-US-00009 CC-3-V 33.00% Clearing point [ C.]: 88.0 CC-3-V1 10.50% S .fwdarw. N transition: 22 C. CC-3-2V1 11.00% n [589 nm, 20 C.] 0.1096 CCP-V2-1 2.00% [kHz, 20 C.]: +15.3 APUQU-2-F 8.00% .sub.1 [mPa .Math. s, 20 C.]: 92 APUQU-3-F 8.00% K.sub.1 [pN, 20 C.]: 14.7 PGUQU-3-F 3.00% K.sub.3 [pN, 20 C.]: 16.2 PGUQU-4-F 6.00% V.sub.0 [V]: 1.04 PGUQU-5-F 6.00% DPGU-4-F 7.00% DGUQU-4-F 5.50%

Example M6

[0225] For the preparation of a PS-FFS mixture, 0.25% of compound RM-1

##STR00304##

[0226] is added to mixture M5.

Example M7

[0227] For the preparation of a PS-IPS mixture, 0.25% of compound RM-17

##STR00305##

[0228] is added to mixture M5.

Example M8

[0229]

TABLE-US-00010 CC-3-V 30.00% Clearing point [ C.]: 90.5 CC-3-V1 10.00% n [589 nm, 20 C.] 0.1115 PGP-2-2V 3.00% [kHz, 20 C.]: +19.5 APUQU-2-F 10.00% .sub.1 [mPa .Math. s, 20 C.]: 110 APUQU-3-F 9.00% K.sub.1 [pN, 20 C.]: 14.7 PGUQU-4-F 7.00% K.sub.3 [pN, 20 C.]: 16.0 DGUQU-4-F 8.00% V.sub.0 [V]: 0.92 CDUQU-3-F 10.00% DPGU-4-F 6.00% CC-3-2V1 7.00%

Example M9

[0230] For the preparation of a PS-FFS mixture, 0.25% of compound RM-1

##STR00306##

[0231] is added to mixture M8.

Example M10

[0232] For the preparation of a PS-FFS mixture, 0.2% of compound RM-61

##STR00307##

[0233] is added to mixture M8.

Example M11

[0234]

TABLE-US-00011 CC-3-V 24.50% Clearing point [ C.]: 90.5 CCP-V-1 17.00% n [589 nm, 20 C.] 0.1226 PP-1-2V1 4.50% [kHz, 20 C.]: +13.5 PUQU-3-F 9.00% .sub.1 [mPa .Math. s, 20 C.]: 103 APUQU-3-F 13.00% K.sub.1 [pN, 20 C.]: 14.6 PGUQU-3-F 5.50% K.sub.3 [pN, 20 C.]: 17.4 PGUQU-4-F 6.00% V.sub.0 [V]: 1.09 PGUQU-5-F 6.00% CCGU-3-F 4.50% CC-3-2V1 10.00%

Example M12

[0235] For the preparation of a PS-FFS mixture, 0.25% of compound RM-1

##STR00308##

[0236] is added to mixture M11.

Example M13

[0237] For the preparation of a PS-IPS mixture, 0.3% of compound RM-80

##STR00309##

[0238] is added to mixture M11.

Example M12

[0239]

TABLE-US-00012 CC-3-V 31.00% Clearing point [ C.]: 80.0 CC-3-V1 9.00% S .fwdarw. N transition: 22.5 C. CC-3-2V1 9.00% n [589 nm, 20 C.] 0.1088 CCP-V2-1 2.00% [kHz, 20 C.]: +11.8 PP-1-2V1 9.00% .sub.1 [mPa .Math. s, 20 C.]: 80 CCGU-3-F 3.00% LTS bulk 20 C.: >1000 h APUQU-2-F 9.00% K.sub.1 [pN, 20 C.]: 14.8 APUQU-3-F 9.00% K.sub.3 [pN, 20 C.]: 16.2 PGUQU-3-F 4.00% V.sub.0 [V]: 1.18 PGUQU-4-F 7.00% CDUQU-3-F 8.00%

Example M12

[0240] For the preparation of a PS-IPS mixture, 0.25% of compound RM-17

##STR00310##

[0241] is added to mixture M12.

Example M13

[0242]

TABLE-US-00013 CC-3-V 31.00% Clearing point [ C.]: 82.5 CC-3-V1 9.00% n [589 nm, 20 C.] 0.1097 CC-3-2V1 9.00% [kHz, 20 C.]: +12.7 CCP-V2-1 2.00% .sub.1 [mPa .Math. s, 20 C.]: 85 PP-1-2V1 7.00% LTS bulk 20 C.: >1000 h CCGU-3-F 3.00% K.sub.1 [pN, 20 C.]: 14.8 APUQU-2-F 9.00% K.sub.3 [pN, 20 C.]: 16.6 APUQU-3-F 9.00% V.sub.0 [V]: 1.13 PGUQU-3-F 3.00% PGUQU-4-F 7.00% PGUQU-5-F 3.00% CDUQU-3-F 8.00%

Example M14

[0243] For the preparation of a PS-FFS mixture, 0.25% of compound RM-1

##STR00311##

[0244] is added to mixture M13.

Example M15

[0245]

TABLE-US-00014 CC-3-V 29.50% Clearing point [ C.]: 85.5 CC-3-V1 12.00% n [589 nm, 20 C.] 0.1092 CC-3-2V1 9.00% [kHz, 20 C.]: +15.8 PP-1-2V1 2.00% .sub.1 [mPa .Math. s, 20 C.]: 91 CCP-3OCF.sub.3 5.00% K.sub.1 [pN, 20 C.]: 14.7 PUQU-3-F 1.00% K.sub.3 [pN, 20 C.]: 15.5 APUQU-2-F 7.00% V.sub.0 [V]: 1.01 APUQU-3-F 9.00% PGUQU-3-F 3.50% PGUQU-4-F 9.00% DPGU-4-F 5.00% DGUQU-4-F 8.00%

Example M16

[0246]

TABLE-US-00015 CC-3-V 31.00% Clearing point [ C.]: 88 CC-2-2V1 10.00% n [589 nm, 20 C.] 0.1082 CC-3-V1 10.00% [kHz, 20 C.]: +15.5 CCP-V2-1 6.00% .sub.1 [mPa .Math. s, 20 C.]: 95 APUQU-2-F 8.00% K.sub.1 [pN, 20 C.]: 14.4 APUQU-3-F 8.00% K.sub.3 [pN, 20 C.]: 15.2 PGUQU-3-F 3.00% V.sub.0 [V]: 1.02 PGUQU-4-F 6.00% PGUQU-5-F 3.00% DPGU-4-F 7.00% DGUQU-4-F 8.00%

Example M17

[0247]

TABLE-US-00016 APUQU-2-F 7.00% Clearing point [ C.]: 79 APUQU-3-F 6.00% n [589 nm, 20 C.] 0.1090 CC-3-V 41.00% [kHz, 20 C.]: +10.4 CC-4-2V1 7.00% .sub.1 [mPa .Math. s, 20 C.]: 71 CCP-V-1 12.00% K.sub.1 [pN, 20 C.]: 12.3 PGP-2-2V 4.00% K.sub.3 [pN, 20 C.]: 14.0 PGUQU-3-F 8.00% V.sub.0 [V]: 1.15 PGUQU-4-F 8.00% PUQU-3-F 7.00%

Example M18

[0248] For the preparation of a PS-FFS mixture, 0.25% of compound RM-1

##STR00312##

[0249] is added to mixture M17.

Example M19

[0250]

TABLE-US-00017 CC-3-V 35.00% Clearing point [ C.]: 75.5 PGU-2-F 6.00% n [589 nm, 20 C.] 0.1165 APUQU-2-F 7.00% [kHz, 20 C.]: +8.3 APUQU-3-F 11.00% .sub.1 [mPa .Math. s, 20 C.]: 64 PGUQU-3-F 4.00% K.sub.1 [pN, 20 C.]: 15.3 PP-1-2V1 10.00% K.sub.3 [pN, 20 C.]: 14.3 PGP-2-2V 6.00% V.sub.0 [V]: 1.44 CCP-3OCF.sub.3 10.00% CC-3-2V1 11.00%

Example M20

[0251]

TABLE-US-00018 CC-3-V 33.00% Clearing point [ C.]: 89.0 CC-3-V1 9.00% n [589 nm, 20 C.] 0.1092 CC-3-2V1 11.00% [kHz, 20 C.]: +16.1 CCP-V2-1 2.00% .sub.1 [mPa .Math. s, 20 C.]: 96 APUQU-2-F 2.00% K.sub.1 [pN, 20 C.]: 14.6 APUQU-3-F 6.00% K.sub.3 [pN, 20 C.]: 16.3 PGUQU-3-F 3.00% V.sub.0 [V]: 1.01 PGUQU-4-F 7.00% PGUQU-5-F 7.00% DPGU-4-F 7.00% CDUQU-3-F 5.00% DGUQU-4-F 8.00%

Example M21

[0252]

TABLE-US-00019 CC-3-V 32.50% Clearing point [ C.]: 87.0 CC-3-V1 8.00% n [589 nm, 20 C.] 0.1093 CC-3-2V1 11.00% [kHz, 20 C.]: +15.6 CCP-3OCF.sub.3 5.00% .sub.1 [mPa .Math. s, 20 C.]: 92 APUQU-2-F 8.00% K.sub.1 [pN, 20 C.]: 14.6 APUQU-3-F 7.00% K.sub.3 [pN, 20 C.]: 15.3 PGUQU-3-F 3.00% V.sub.0 [V]: 1.02 PGUQU-4-F 6.00% PGUQU-5-F 5.00% DPGU-4-F 7.00% DGUQU-4-F 5.50% PUQU-3-F 2.00%

Example M22

[0253]

TABLE-US-00020 CC-3-V 32.00% Clearing point [ C.]: 87.0 CC-3-V1 8.00% n [589 nm, 20 C.] 0.1082 CC-3-2V1 11.00% [kHz, 20 C.]: +14.9 CCP-3OCF.sub.3 7.00% .sub.1 [mPa .Math. s, 20 C.]: 90 APUQU-2-F 6.00% K.sub.1 [pN, 20 C.]: 14.7 APUQU-3-F 7.00% K.sub.3 [pN, 20 C.]: 15.5 PGUQU-3-F 3.00% V.sub.0 [V]: 1.05 PGUQU-4-F 6.00% PGUQU-5-F 5.00% DPGU-4-F 7.00% DGUQU-4-F 5.50% PUQU-3-F 2.50%

Example M23

[0254]

TABLE-US-00021 CC-3-V 33.00% Clearing point [ C.]: 86.5 CC-3-V1 11.00% n [589 nm, 20 C.] 0.1091 CC-3-2V1 11.00% [kHz, 20 C.]: +15.7 PGP-2-2V 2.00% .sub.1 [mPa .Math. s, 20 C.]: 90 APUQU-2-F 10.00% K.sub.1 [pN, 20 C.]: 14.7 APUQU-3-F 7.00% K.sub.3 [pN, 20 C.]: 15.3 PGUQU-3-F 5.00% V.sub.0 [V]: 1.02 PGUQU-4-F 4.00% PGUQU-5-F 2.00% DPGU-4-F 7.00% DGUQU-4-F 8.00%

Example M24

[0255]

TABLE-US-00022 CC-3-V 31.50% Clearing point [ C.]: 88.0 CC-3-V1 7.50% n [589 nm, 20 C.] 0.1077 CC-3-2V1 12.00% [kHz, 20 C.]: +15.2 CCP-V2-1 1.00% .sub.1 [mPa .Math. s, 20 C.]: 93 CCP-3OCF.sub.3 5.50% K.sub.1 [pN, 20 C.]: 14.8 APUQU-3-F 3.00% K.sub.3 [pN, 20 C.]: 15.8 PGUQU-3-F 4.00% V.sub.0 [V]: 1.04 PGUQU-4-F 8.00% PGUQU-5-F 5.00% DPGU-4-F 7.00% DGUQU-4-F 8.00% PUQU-3-F 3.00% CDUQU-3-F 4.50%

Example M25

[0256]

TABLE-US-00023 CC-3-V 31.50% Clearing point [ C.]: 87.5 CC-3-V1 7.50% n [589 nm, 20 C.] 0.1083 CC-3-2V1 12.00% [kHz, 20 C.]: +15.6 CCP-V2-1 1.00% .sub.1 [mPa .Math. s, 20 C.]: 93 CCP-3OCF.sub.3 4.50% K.sub.1 [pN, 20 C.]: 14.8 APUQU-3-F 4.00% K.sub.3 [pN, 20 C.]: 15.7 PGUQU-3-F 4.00% V.sub.0 [V]: 1.03 PGUQU-4-F 8.00% PGUQU-5-F 5.00% DPGU-4-F 7.00% DGUQU-4-F 8.00% PUQU-3-F 3.00% CDUQU-3-F 4.50%

Example M26

[0257]

TABLE-US-00024 CC-3-V 32.50% Clearing point [ C.]: 84.0 CC-3-V1 7.50% n [589 nm, 20 C.] 0.1096 CC-3-2V1 11.00% [kHz, 20 C.]: +16.0 PP-1-2V1 1.50% .sub.1 [mPa .Math. s, 20 C.]: 89 CCP-V2-1 1.00% K.sub.1 [pN, 20 C.]: 14.3 CCP-3OCF.sub.3 3.00% K.sub.3 [pN, 20 C.]: 15.1 APUQU-2-F 7.00% V.sub.0 [V]: 1.00 APUQU-3-F 7.50% PGUQU-3-F 3.50% PGUQU-4-F 7.00% PGUQU-5-F 1.50% DPGU-4-F 6.50% DGUQU-4-F 8.00% PUQU-3-F 2.50%

Example M27

[0258]

TABLE-US-00025 CC-3-V 32.50% Clearing point [ C.]: 84.0 CC-3-V1 8.00% n [589 nm, 20 C.] 0.1089 CC-3-2V1 11.00% [kHz, 20 C.]: +16.1 PP-1-2V1 1.50% .sub.1 [mPa .Math. s, 20 C.]: 90 CCP-3OCF.sub.3 3.50% K.sub.1 [pN, 20 C.]: 14.3 APUQU-2-F 7.00% K.sub.3 [pN, 20 C.]: 14.9 APUQU-3-F 8.00% V.sub.0 [V]: 1.00 PGUQU-3-F 3.50% PGUQU-4-F 7.00% PGUQU-5-F 1.50% DPGU-4-F 6.50% DGUQU-4-F 8.00% PUQU-3-F 2.00%

Example M28

[0259]

TABLE-US-00026 CC-3-V 30.00% Clearing point [ C.]: 85.5 CC-3-V1 7.00% n [589 nm, 20 C.] 0.1127 CC-3-2V1 11.50% [kHz, 20 C.]: +17.8 CCP-3OCF.sub.3 4.50% .sub.1 [mPa .Math. s, 20 C.]: 95 APUQU-2-F 8.00% K.sub.1 [pN, 20 C.]: 14.4 APUQU-3-F 8.00% K.sub.3 [pN, 20 C.]: 14.7 PGUQU-3-F 3.00% V.sub.0 [V]: 0.95 PGUQU-4-F 7.00% DPGU-4-F 7.00% DGUQU-4-F 8.00% PUQU-3-F 2.50% PGU-3-F 3.50%

Example M29

[0260]

TABLE-US-00027 CC-3-V 31.50% Clearing point [ C.]: 87.0 CC-3-V1 8.00% n [589 nm, 20 C.] 0.1090 CC-3-2V1 11.00% [kHz, 20 C.]: +17.5 CCP-3OCF.sub.3 3.00% .sub.1 [mPa .Math. s, 20 C.]: 96 APUQU-2-F 7.00% K.sub.1 [pN, 20 C.]: 14.4 APUQU-3-F 8.00% K.sub.3 [pN, 20 C.]: 15.2 PGUQU-3-F 3.50% V.sub.0 [V]: 0.96 PGUQU-4-F 7.00% CDUQU-3-F 3.00% DPGU-4-F 6.50% DGUQU-4-F 8.00% PPGU-3-F 1.00% PUQU-3-F 2.50%

Example M30

[0261]

TABLE-US-00028 CC-3-V 31.00% Clearing point [ C.]: 86.0 CC-3-V1 7.50% n [589 nm, 20 C.] 0.1083 CC-3-2V1 10.50% [kHz, 20 C.]: +17.4 CCP-3OCF.sub.3 7.50% .sub.1 [mPa .Math. s, 20 C.]: 92 APUQU-2-F 5.00% K.sub.1 [pN, 20 C.]: 14.5 APUQU-3-F 4.50% K.sub.3 [pN, 20 C.]: 14.7 PGUQU-3-F 4.00% V.sub.0 [V]: 0.96 PGUQU-4-F 8.00% DPGU-4-F 7.00% DGUQU-4-F 7.50% DGUQU-2-F 4.00% PUQU-3-F 3.50%

Example M31

[0262]

TABLE-US-00029 APUQU-2-F 8.00% Clearing point [ C.]: 84.0 APUQU-3-F 5.00% n [589 nm, 20 C.] 0.1090 CC-3-2V1 12.00% [kHz, 20 C.]: +17.4 CC-3-V 32.00% .sub.1 [mPa .Math. s, 20 C.]: 91 CC-3-V1 10.00% K.sub.1 [pN, 20 C.]: 14.1 DGUQU-4-F 10.00% K.sub.3 [pN, 20 C.]: 14.8 DPGU-4-F 8.00% V.sub.0 [V]: 0.95 PGUQU-3-F 5.00% PGUQU-4-F 8.00% PUQU-3-F 1.50% Y-4O-O4 0.50%

Example M32

[0263]

TABLE-US-00030 CC-3-V 26.50% Clearing point [ C.]: 85.5 CC-3-V1 9.00% n [589 nm, 20 C.] 0.1209 CC-3-2V1 11.00% [kHz, 20 C.]: +4.1 CCP-V-1 14.00% .sub.1 [mPa .Math. s, 20 C.]: 64 PGP-1-2V 4.50% K.sub.1 [pN, 20 C.J: 15.8 PGP-2-2V 12.00% K.sub.3 [pN, 20 C.]: 16.5 CCP-3OCF.sub.3 3.00% V.sub.0 [V]: 2.07 PGUQU-3-F 3.50% DGUQU-4-F 5.00% PP-1-2V1 6.00% PUQU-3-F 5.50%

Example M33

[0264]

TABLE-US-00031 CC-3-V 27.00% Clearing point [ C.]: 86.5 CC-3-V1 11.00% n [589 nm, 20 C.] 0.1081 CC-3-2V1 11.00% [kHz, 20 C.]: +4.3 CCP-V-1 12.00% .sub.1 [mPa .Math. s, 20 C.]: 64 PGP-2-2V 8.00% K.sub.1 [pN, 20 C.]: 16.9 CCP-3OCF.sub.3 5.00% K.sub.3 [pN, 20 C.]: 17.6 PGUQU-3-F 1.00% V.sub.0 [V]: 2.09 PGUQU-4-F 2.50% DPGU-4-F 1.00% APUQU-3-F 3.00% PP-1-2V1 10.50% CDUQU-3-F 8.00%

Example M34

[0265]

TABLE-US-00032 APUQU-2-F 1.00% Clearing point [ C.]: 85.0 CC-3-2V1 13.00% n [589 nm, 20 C.] 0.1242 CC-3-V 14.50% [kHz, 20 C.]: +4.4 CC-3-V1 12.00% .sub.1 [mPa .Math. s, 20 C.]: 68 CCP-3OCF.sub.3 5.50% K.sub.1 [pN, 20 C.]: 19.7 CCP-4OCF.sub.3 1.00% K.sub.3 [pN, 20 C.]: 18.5 CCP-5OCF.sub.3 1.50% V.sub.0 [V]: 2.23 CCP-V-1 11.00% CCP-V2-1 2.50% CPGU-3-OT 0.50% DPGU-4-F 4.50% PGP-1-2V 1.00% PGP-2-2V 3.50% PGU-2-F 0.50% PGU-3-F 1.50% PGUQU-3-F 1.00% PGUQU-5-F 2.00% PP-1-2V1 18.50% PPGU-3-F 0.50% PUQU-3-F 4.50%

Example M35

[0266]

TABLE-US-00033 CC-3-V 29.50% Clearing point [ C.]: 90.0 CC-3-V1 9.00% n [589 nm, 20 C.] 0.1085 CC-3-2V1 10.50% [kHz, 20 C.]: +15.9 CCP-3OCF.sub.3 6.50% .sub.1 [mPa .Math. s, 20 C.]: 95 CCVC-3-V 2.00% K.sub.1 [pN, 20 C.]: 15.1 PUQU-3-F 3.50% K.sub.3 [pN, 20 C.]: 15.8 APUQU-2-F 6.00% V.sub.0 [V]: 1.03 APUQU-3-F 6.00% PGUQU-3-F 4.00% PGUQU-4-F 8.00% DPGU-4-F 7.00% DGUQU-4-F 8.00%

Example M36

[0267]

TABLE-US-00034 CC-3-V 19.50% Clearing point [ C.]: 99.5 CC-3-V1 10.00% n [589 nm, 20 C.] 0.1217 CC-3-2V1 11.00% [kHz, 20 C.]: +5.3 CCP-V-1 12.00% .sub.1 [mPa .Math. s, 20 C.]: 83 CCP-V2-1 5.00% K.sub.1 [pN, 20 C.]: 19.5 PGP-2-3 5.00% K.sub.3 [pN, 20 C.]: 18.5 PGP-2-2V 7.00% V.sub.0 [V]: 2.04 CCP-3OCF.sub.3 7.00% PUQU-3-F 4.00% DGUQU-4-F 6.00% PP-1-2V1 6.00% DPGU-4-F 3.50% CPGU-3-OT 4.00%

Example M37

[0268]

TABLE-US-00035 CC-3-V 18.50% Clearing point [ C.]: 98.0 CC-3-V1 10.00% n [589 nm, 20 C.] 0.1225 CC-3-2V1 11.00% [kHz, 20 C.]: +5.2 CCP-V-1 17.50% .sub.1 [mPa .Math. s, 20 C.]: 80 PGP-2-2V 13.00% K.sub.1 [pN, 20 C.]: 18.2 CCP-3OCF.sub.3 6.50% K.sub.3 [pN, 20 C.]: 18.0 PUQU-3-F 6.00% V.sub.0 [V]: 1.99 DGUQU-4-F 6.00% PP-1-2V1 5.50% CPGU-3-OT 6.00%

Example M38

[0269]

TABLE-US-00036 APUQU-3-F 1.00% Clearing point [ C.]: 102.0 CC-3-2V1 11.00% n [589 nm, 20 C.] 0.1219 CC-3-V 22.50% [kHz, 20 C.]: +5.3 CC-3-V1 8.00% .sub.1 [mPa .Math. s, 20 C.]: 82 CCP-3OCF.sub.3 5.00% K.sub.1 [pN, 20 C.]: 18.8 CCP-4OCF.sub.3 3.50% K.sub.3 [pN, 20 C.]: 18.1 CCP-V-1 13.00% V.sub.0 [V]: 1.99 CCP-V2-1 4.00% CPGU-3-OT 3.50% DPGU-4-F 4.00% PGP-1-2V 3.50% PGP-2-2V 8.00% PGU-2-F 1.00% PGU-3-F 2.50% PGUQU-3-F 3.00% PP-1-2V1 1.50% PUQU-3-F 5.00%

Example M39

[0270]

TABLE-US-00037 CC-3-V 32.50% Clearing point [ C.]: 86.0 CC-3-V1 8.50% n [589 nm, 20 C.] 0.1093 CC-3-2V1 10.50% [kHz, 20 C.]: +16.0 PGP-2-3 1.00% .sub.1 [mPa .Math. s, 20 C.]: 91 CCP-3OCF.sub.3 4.50% K.sub.1 [pN, 20 C.]: 14.4 PUQU-3-F 2.50% K.sub.3 [pN, 20 C.]: 15.0 APUQU-2-F 7.00% V.sub.0 [V]: 1.00 APUQU-3-F 6.50% PGUQU-3-F 4.00% PGUQU-4-F 8.00% DPGU-4-F 7.00% DGUQU-4-F 8.00%

Example M40

[0271]

TABLE-US-00038 CC-3-V 30.00% Clearing point [ C.]: 85.5 CC-3-V1 12.00% n [589 nm, 20 C.] 0.1088 CC-3-2V1 9.00% [kHz, 20 C.]: +15.9 PGP-2-2V 1.00% .sub.1 [mPa .Math. s, 20 C.]: 92 CCP-3OCF.sub.3 5.00% K.sub.1 [pN, 20 C.]: 14.2 PUQU-3-F 2.00% K.sub.3 [pN, 20 C.]: 15.5 APUQU-2-F 8.00% V.sub.0 [V]: 0.99 APUQU-3-F 7.00% PGUQU-3-F 3.00% PGUQU-4-F 8.00% PGUQU-5-F 3.00% DPGU-4-F 4.00% DGUQU-4-F 8.00%

Example M41

[0272]

TABLE-US-00039 CC-3-V 43.50% Clearing point [ C.]: 80.9 CC-3-V1 5.50% n [589 nm, 20 C.] 0.1080 CCP-V-1 3.50% [kHz, 20 C.]: +9.1 APUQU-3-F 11.00% .sub.1 [mPa .Math. s, 20 C.]: 66 PGUQU-3-F 6.00% K.sub.1 [pN, 20 C.]: 14.0 PGUQU-4-F 6.50% K.sub.3 [pN, 20 C.]: 14.5 PGU-2-F 5.00% V.sub.0 [V]: 1.30 DPGU-4-F 5.00% PGP-1-2V 3.50% PPGU-3-F 0.50% CC-3-2V1 10.00%

Example M42

[0273]

TABLE-US-00040 CC-3-V 45.00% Clearing point [ C.]: 80.0 CC-3-V1 10.00% n [589 nm, 20 C.] 0.1008 CCP-V-1 6.50% [kHz, 20 C.]: +4.2 PGP-2-3 4.00% .sub.1 [mPa .Math. s, 20 C.]: 56 PGP-2-4 5.00% K.sub.1 [pN, 20 C.]: 14.2 PGUQU-3-F 6.50% K.sub.3 [pN, 20 C.]: 15.9 PGUQU-4-F 7.00% V.sub.0 [V]: 1.93 PGUQU-5-F 3.50% CC-3-2V1 8.50% CCP-V2-1 4.00%

Example M43

[0274]

TABLE-US-00041 CC-3-V 29.50% Clearing point [ C.]: 95.5 CC-3-V1 10.00% n [589 nm, 20 C.] 0.1213 CC-3-2V1 10.00% [kHz, 20 C.]: +4.5 CCP-V-1 11.00% .sub.1 [mPa .Math. s, 20 C.]: 72 CCP-V2-1 3.00% K.sub.1 [pN, 20 C.]: 17.0 PGP-2-3 5.00% K.sub.3 [pN, 20 C.]: 17.8 PGP-2-4 1.50% V.sub.0 [V]: 2.04 PGP-2-2V 10.00% CCP-3OCF.sub.3 4.00% PGUQU-3-F 3.00% PGUQU-4-F 8.00% PGUQU-5-F 5.00%

Example M44

[0275]

TABLE-US-00042 CC-3-V 27.50% Clearing point [ C.]: 103.5 CC-3-V1 11.00% n [589 nm, 20 C.] 0.1183 CC-3-2V1 10.00% [kHz, 20 C.]: +4.7 CCP-V-1 12.00% .sub.1 [mPa .Math. s, 20 C.]: 80 CCP-V2-1 8.00% K.sub.1 [pN, 20 C.]: 17.9 PGP-2-3 2.50% K.sub.3 [pN, 20 C.]: 19.4 PGP-2-2V 10.00% V.sub.0 [V]: 2.05 APUQU-3-F 5.00% PGUQU-3-F 4.00% PGUQU-4-F 5.00% CPGU-3-OT 5.00%

Example M45

[0276]

TABLE-US-00043 CC-3-V 27.00% Clearing point [ C.]: 104.5 CC-3-V1 10.00% n [589 nm, 20 C.] 0.1179 CC-3-2V1 10.00% [kHz, 20 C.]: +4.7 CCP-V-1 12.00% .sub.1 [mPa .Math. s, 20 C.]: 81 CCP-V2-1 8.00% K.sub.1 [pN, 20 C.]: 18.3 PGP-2-3 3.00% K.sub.3 [pN, 20 C.]: 19.6 PGP-2-2V 10.00% V.sub.0 [V]: 2.07 CCP-3OCF.sub.3 1.50% APUQU-3-F 7.00% PGUQU-3-F 4.00% PGUQU-4-F 3.00% CPGU-3-OT 4.50%

Example M46

[0277]

TABLE-US-00044 APUQU-3-F 4.50% Clearing point [ C.]: 103.5 CC-3-2V1 9.00% n [589 nm, 20 C.] 0.1175 CC-3-V 29.00% [kHz, 20 C.]: +4.7 CC-3-V1 11.00% .sub.1 [mPa .Math. s, 20 C.]: 80 CCP-V-1 10.00% K.sub.1 [pN, 20 C.]: 17.8 CCP-V2-1 10.00% K.sub.3 [pN, 20 C.]: 19.9 CPGU-3-OT 5.00% V.sub.0 [V]: 2.04 PGP-1-2V 3.00% PGP-2-2V 6.00% PGP-3-2V 3.00% PGUQU-3-F 5.00% PGUQU-4-F 4.50%

Example M47

[0278]

TABLE-US-00045 CC-3-V 20.50% Clearing point [ C.]: 109.0 CC-3-V1 10.00% n [589 nm, 20 C.] 0.1189 CC-3-2V1 10.00% [kHz, 20 C.]: +5.4 CCP-V-1 12.00% .sub.1 [mPa .Math. s, 20 C.]: 90 CCP-V2-1 8.00% K.sub.1 [pN, 20 C.]: 19.3 PGP-2-2V 10.50% K.sub.3 [pN, 20 C.]: 20.9 CCP-3OCF.sub.3 8.50% V.sub.0 [V]: 1.99 CCP-5OCF.sub.3 3.50% PGUQU-3-F 3.00% PGUQU-4-F 7.00% PGUQU-5-F 7.00%

Example M48

[0279]

TABLE-US-00046 CC-3-V 26.50% Clearing point [ C.]: 103.0 CC-3-V1 10.00% n [589 nm, 20 C.] 0.1200 CC-3-2V1 10.00% [kHz, 20 C.]: +4.6 CCP-V-1 12.00% .sub.1 [mPa .Math. s, 20 C.]: 84 CCP-V2-1 7.50% K.sub.1 [pN, 20 C.]: 18.0 PGP-2-3 5.00% K.sub.3 [pN, 20 C.]: 18.7 PGP-2-4 2.50% V.sub.0 [V]: 2.07 PGP-2-2V 10.00% APUQU-3-F 1.50% PGUQU-3-F 2.00% CPGU-3-OT 5.00% DGUQU-4-F 8.00%

Example M49

[0280]

TABLE-US-00047 CC-3-V 24.00% Clearing point [ C.]: 105.0 CC-3-V1 10.50% n [589 nm, 20 C.] 0.1181 CC-3-2V1 10.00% [kHz, 20 C.]: +6.1 CCP-V-1 12.00% .sub.1 [mPa .Math. s, 20 C.]: 89 CCP-V2-1 10.00% K.sub.1 [pN, 20 C.]: 17.8 PGP-2-2V 9.50% K.sub.3 [pN, 20 C.]: 19.3 PUQU-3-F 2.00% V.sub.0 [V]: 1.79 APUQU-2-F 3.00% APUQU-3-F 7.00% PGUQU-3-F 4.00% PGUQU-4-F 5.00% CPGU-3-OT 1.50% CPGP-5-2 1.50%

Example M50

[0281]

TABLE-US-00048 CC-3-V 23.00% Clearing point [ C.]: 105.0 CC-3-V1 10.00% n [589 nm, 20 C.] 0.1180 CC-3-2V1 10.00% [kHz, 20 C.]: +6.2 CCP-V-1 12.00% .sub.1 [mPa .Math. s, 20 C.]: 89 CCP-V2-1 9.00% K.sub.1 [pN, 20 C.]: 18.1 PGP-2-2V 10.00% K.sub.3 [pN, 20 C.]: 19.3 CCP-3OCF.sub.3 3.00% V.sub.0 [V]: 1.79 PUQU-3-F 2.00% APUQU-2-F 3.50% APUQU-3-F 7.00% PGUQU-3-F 4.00% PGUQU-4-F 5.00% CPGP-5-2 1.50%

Example M51

[0282]

TABLE-US-00049 CC-3-V 31.00% Clearing point [ C.]: 87.0 CC-3-V1 9.00% n [589 nm, 20 C.] 0.1090 CC-3-2V1 10.00% [kHz, 20 C.]: +15.5 PPQU-3-F 3.00% .sub.1 [mPa .Math. s, 20 C.]: 94 CCQU-3-F 9.00% K.sub.1 [pN, 20 C.]: 14.3 PGUQU-3-F 3.00% K.sub.3 [pN, 20 C.]: 15.8 PGUQU-4-F 7.00% V.sub.0 [V]: 1.02 PGUQU-5-F 7.00% DPGU-4-F 7.00% DGUQU-3-F 3.00% DGUQU-4-F 7.00% CPPQU-3-F 4.00%

Example M52

[0283]

TABLE-US-00050 CC-3-V 32.50% Clearing point [ C.]: 87.0 CC-3-V1 10.00% n [589 nm, 20 C.] 0.1083 CC-3-2V1 10.00% [kHz, 20 C.]: +15.5 PPQU-3-F 3.00% .sub.1 [mPa .Math. s, 20 C.]: 90 CCP-V2-1 3.50% K.sub.1 [pN, 20 C.]: 14.7 APUQU-2-F 8.00% K.sub.3 [pN, 20 C.]: 15.9 APUQU-3-F 8.00% V.sub.0 [V]: 1.03 PGUQU-3-F 3.00% PGUQU-4-F 4.00% PGUQU-5-F 4.00% DPGU-4-F 7.00% DGUQU-4-F 7.00%

Example M53

[0284]

TABLE-US-00051 CC-3-V 31.50% Clearing point [ C.]: 88.0 CC-3-V1 9.00% n [589 nm, 20 C.] 0.1086 CC-3-2V1 9.00% [kHz, 20 C.]: +15.2 PPQU-3-F 2.50% .sub.1 [mPa .Math. s, 20 C.]: 93 CCQU-3-F 9.00% K.sub.1 [pN, 20 C.]: 14.6 CCP-V2-1 1.50% K.sub.3 [pN, 20 C.]: 15.5 PGUQU-3-F 3.50% V.sub.0 [V]: 1.04 PGUQU-4-F 7.00% PGUQU-5-F 7.00% DPGU-4-F 7.00% DGUQU-3-F 3.00% DGUQU-4-F 7.00% CPPQU-3-F 3.00%

Example M54

[0285]

TABLE-US-00052 CC-3-V 30.00% Clearing point [ C.]: 88.0 CC-3-V1 10.00% n [589 nm, 20 C.] 0.1112 PGP-2-2V 2.50% [kHz, 20 C.]: +19.2 APUQU-2-F 10.00% .sub.1 [mPa .Math. s, 20 C.]: 103 APUQU-3-F 9.00% K.sub.1 [pN, 20 C.]: 14.6 PGUQU-4-F 7.00% K.sub.3 [pN, 20 C.]: 15.2 DGUQU-4-F 8.00% V.sub.0 [V]: 0.92 CDUQU-3-F 8.00% DPGU-4-F 6.00% CC-3-2V1 7.50% PPQU-3-F 2.00%

Example M55

[0286]

TABLE-US-00053 CC-3-V 29.50% Clearing point [ C.]: 93.0 CC-3-V1 11.00% n [589 nm, 20 C.] 0.1089 CCP-V2-1 7.50% [kHz, 20 C.]: +18.9 APUQU-2-F 8.00% .sub.1 [mPa .Math. s, 20 C.]: 109 APUQU-3-F 9.00% K.sub.1 [pN, 20 C.]: 14.7 PGUQU-4-F 7.00% K.sub.3 [pN, 20 C.]: 16.0 DGUQU-4-F 9.00% V.sub.0 [V]: 0.93 CDUQU-3-F 8.00% DPGU-4-F 5.50% PPQU-3-F 3.00% CC-3-2V1 2.50%

Example M56

[0287]

TABLE-US-00054 CC-3-V 23.00% Clearing point [ C.]: 88.0 CC-3-V1 11.00% n [589 nm, 20 C.] 0.1117 CC-3-2V1 11.00% [kHz, 20 C.]: +18.3 PPQU-3-F 3.00% .sub.1 [mPa .Math. s, 20 C.]: 107 PUQU-3-F 3.00% K.sub.1 [pN, 20 C.]: 14.8 CCQU-3-F 12.00% K.sub.3 [pN, 20 C.]: 15.4 PGUQU-3-F 2.00% V.sub.0 [V]: 0.95 PGUQU-4-F 7.00% PGUQU-5-F 7.00% DPGU-4-F 7.00% DGUQU-3-F 3.00% DGUQU-4-F 8.00% CPPQU-3-F 3.00%

Example 57

[0288] For the preparation of a PS-IPS mixture, 0.3% of compound RM-1

##STR00313##

[0289] is added to mixture M56.

Example M58

[0290] For the preparation of a PS-FFS mixture, 0.3% of compound RM-41

##STR00314##

[0291] is added to mixture M56.

Example M59

[0292]

TABLE-US-00055 CC-3-V 30.50% Clearing point [ C.]: 100.5 CC-3-V1 8.00% n [589 nm, 20 C.] 0.1220 CC-3-2V1 9.50% [kHz, 20 C.]: +4.8 CCP-V-1 8.00% .sub.1 [mPa .Math. s, 20 C.]: 77 CCP-V2-1 9.00% K.sub.1 [pN, 20 C.]: 18.0 DPGU-4-F 5.00% K.sub.3 [pN, 20 C.]: 17.3 PGP-2-3 3.00% V.sub.0 [V]: 2.05 PGP-2-4 2.00% PGP-2-2V 10.00% PGUQU-3-F 2.00% PGUQU-4-F 8.00% PPQU-3-F 3.00% CCPU-3-F 2.00%

Example M60

[0293]

TABLE-US-00056 CC-3-V 26.50% Clearing point [ C.]: 100.0 CC-3-V1 10.00% n [589 nm, 20 C.] 0.1202 CC-3-2V1 12.00% [kHz, 20 C.]: +4.7 CCP-V-1 12.00% .sub.1 [mPa .Math. s, 20 C.]: 80 CCP-V2-1 6.00% K.sub.1 [pN, 20 C.]: 17.6 PGP-2-3 3.50% K.sub.3 [pN, 20 C.]: 18.2 PGP-2-2V 10.00% V.sub.0 [V]: 2.04 PGUQU-3-F 3.00% PGUQU-4-F 8.00% PGUQU-5-F 3.50% CCPU-3-F 3.00% PPQU-3-F 2.50%

Example M61

[0294]

TABLE-US-00057 CC-3-2V1 4.00% Clearing point [ C.]: 100.9 CC-3-V 31.00% n [589 nm, 20 C.] 0.1259 CC-3-V1 3.00% [kHz, 20 C.]: +5.8 CCP-3OCF.sub.3 6.00% .sub.1 [mPa .Math. s, 20 C.]: 86 CCP-V-1 15.00% K.sub.1 [pN, 20 C.]: 15.7 CCP-V2-1 3.00% K.sub.3 [pN, 20 C.]: 18.0 CPGP-5-2 3.00% V.sub.0 [V]: 1.74 CPGU-3-OT 5.50% PGP-1-2V 5.00% PGP-2-2V 5.00% PGP-3-2V 2.50% PGUQU-3-F 2.50% PGUQU-4-F 2.50% PPGU-3-F 1.00% PUQU-3-F 11.00%

Example M62

[0295]

TABLE-US-00058 CC-3-2V1 10.00% Clearing point [ C.]: 89.4 CC-3-V 25.50% n [589 nm, 20 C.] 0.1414 CDUQU-3-F 8.00% [kHz, 20 C.]: +4.9 CPGP-4-3 3.00% .sub.1 [mPa .Math. s, 20 C.]: 82 CPGP-5-2 3.00% K.sub.1 [pN, 20 C.]: 16.6 CPGP-5-3 3.00% K.sub.3 [pN, 20 C.]: 15.3 DPGU-4-F 5.50% V.sub.0 [V]: 1.94 PCH-301 10.00% PGP-2-2V 13.00% PGUQU-4-F 4.00% PP-1-2V1 14.00% PPGU-3-F 1.00%

[0296] LC mixture M62 is particularly suitable for 3D lens display applications.