JP5098247B2 - 液晶組成物および液晶表示素子 - Google Patents
液晶組成物および液晶表示素子 Download PDFInfo
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- 239000000203 mixture Substances 0.000 title claims description 138
- 239000004973 liquid crystal related substance Substances 0.000 title claims description 80
- 229910052731 fluorine Inorganic materials 0.000 claims description 239
- 150000001875 compounds Chemical class 0.000 claims description 175
- 125000003342 alkenyl group Chemical group 0.000 claims description 28
- 238000000034 method Methods 0.000 claims description 21
- 230000003287 optical effect Effects 0.000 claims description 20
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 17
- 239000011737 fluorine Substances 0.000 claims description 17
- 239000001257 hydrogen Substances 0.000 claims description 17
- 229910052739 hydrogen Inorganic materials 0.000 claims description 17
- 125000000217 alkyl group Chemical group 0.000 claims description 15
- 125000003545 alkoxy group Chemical group 0.000 claims description 11
- 239000011159 matrix material Substances 0.000 claims description 5
- 125000001153 fluoro group Chemical group F* 0.000 claims description 2
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 claims 1
- 239000012071 phase Substances 0.000 description 33
- -1 1,4-phenylene, 3-fluoro-1 , 4-phenylene Chemical group 0.000 description 15
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 14
- 230000003247 decreasing effect Effects 0.000 description 14
- 238000005259 measurement Methods 0.000 description 12
- 125000000876 trifluoromethoxy group Chemical group FC(F)(F)O* 0.000 description 12
- 125000004955 1,4-cyclohexylene group Chemical group [H]C1([H])C([H])([H])C([H])([*:1])C([H])([H])C([H])([H])C1([H])[*:2] 0.000 description 11
- 230000000052 comparative effect Effects 0.000 description 9
- 230000001965 increasing effect Effects 0.000 description 9
- 239000010408 film Substances 0.000 description 8
- 238000002834 transmittance Methods 0.000 description 8
- 239000000654 additive Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 7
- 239000011521 glass Substances 0.000 description 7
- 239000003963 antioxidant agent Substances 0.000 description 6
- 230000007423 decrease Effects 0.000 description 6
- 239000000758 substrate Substances 0.000 description 6
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 5
- 125000001140 1,4-phenylene group Chemical group [H]C1=C([H])C([*:2])=C([H])C([H])=C1[*:1] 0.000 description 4
- 239000002518 antifoaming agent Substances 0.000 description 4
- 230000003078 antioxidant effect Effects 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 238000003786 synthesis reaction Methods 0.000 description 4
- 125000006017 1-propenyl group Chemical group 0.000 description 3
- 125000005453 2,5-difluoro-1,4-phenylene group Chemical group [H]C1=C([*:1])C(F)=C([H])C([*:2])=C1F 0.000 description 3
- 239000004642 Polyimide Substances 0.000 description 3
- 239000004990 Smectic liquid crystal Substances 0.000 description 3
- 239000013078 crystal Substances 0.000 description 3
- 239000000975 dye Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 3
- 229920001721 polyimide Polymers 0.000 description 3
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 3
- 125000004973 1-butenyl group Chemical group C(=CCC)* 0.000 description 2
- 125000006039 1-hexenyl group Chemical group 0.000 description 2
- 125000006023 1-pentenyl group Chemical group 0.000 description 2
- 125000004974 2-butenyl group Chemical group C(C=CC)* 0.000 description 2
- 125000006040 2-hexenyl group Chemical group 0.000 description 2
- 125000006024 2-pentenyl group Chemical group 0.000 description 2
- 125000004975 3-butenyl group Chemical group C(CC=C)* 0.000 description 2
- 125000006041 3-hexenyl group Chemical group 0.000 description 2
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 239000012298 atmosphere Substances 0.000 description 2
- 230000002238 attenuated effect Effects 0.000 description 2
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 2
- 125000001309 chloro group Chemical group Cl* 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000013213 extrapolation Methods 0.000 description 2
- 229910052736 halogen Inorganic materials 0.000 description 2
- 150000002367 halogens Chemical class 0.000 description 2
- 125000003187 heptyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 125000001147 pentyl group Chemical group C(CCCC)* 0.000 description 2
- 230000010287 polarization Effects 0.000 description 2
- 230000002194 synthesizing effect Effects 0.000 description 2
- 239000006097 ultraviolet radiation absorber Substances 0.000 description 2
- 238000009834 vaporization Methods 0.000 description 2
- 230000008016 vaporization Effects 0.000 description 2
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 2
- 229920002554 vinyl polymer Polymers 0.000 description 2
- 125000003903 2-propenyl group Chemical group [H]C([*])([H])C([H])=C([H])[H] 0.000 description 1
- 125000005451 3-fluoro-1,4-phenylene group Chemical group [H]C1=C([*:1])C([H])=C(F)C([*:2])=C1[H] 0.000 description 1
- 125000006042 4-hexenyl group Chemical group 0.000 description 1
- 125000006043 5-hexenyl group Chemical group 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 229910021417 amorphous silicon Inorganic materials 0.000 description 1
- 239000001000 anthraquinone dye Substances 0.000 description 1
- 239000000987 azo dye Substances 0.000 description 1
- 150000001558 benzoic acid derivatives Chemical class 0.000 description 1
- 150000008366 benzophenones Chemical class 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 239000012159 carrier gas Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 239000004205 dimethyl polysiloxane Substances 0.000 description 1
- 235000013870 dimethyl polysiloxane Nutrition 0.000 description 1
- 125000001301 ethoxy group Chemical group [H]C([H])([H])C([H])([H])O* 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 238000004817 gas chromatography Methods 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 125000005446 heptyloxy group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])O* 0.000 description 1
- 125000004051 hexyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 239000004611 light stabiliser Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 125000002347 octyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 238000006053 organic reaction Methods 0.000 description 1
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 description 1
- 229920003216 poly(methylphenylsiloxane) Polymers 0.000 description 1
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229920002545 silicone oil Polymers 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000001308 synthesis method Methods 0.000 description 1
- 238000010189 synthetic method Methods 0.000 description 1
- 229940042055 systemic antimycotics triazole derivative Drugs 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
Classifications
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
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- C09K19/00—Liquid crystal materials
- C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
- C09K19/06—Non-steroidal liquid crystal compounds
- C09K19/08—Non-steroidal liquid crystal compounds containing at least two non-condensed rings
- C09K19/30—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing saturated or unsaturated non-aromatic rings, e.g. cyclohexane rings
- C09K19/3001—Cyclohexane rings
- C09K19/3066—Cyclohexane rings in which the rings are linked by a chain containing carbon and oxygen atoms, e.g. esters or ethers
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- C09K19/00—Liquid crystal materials
- C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
- C09K19/42—Mixtures of liquid crystal compounds covered by two or more of the preceding groups C09K19/06 - C09K19/40
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- C09K19/00—Liquid crystal materials
- C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
- C09K2019/0444—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit characterized by a linking chain between rings or ring systems, a bridging chain between extensive mesogenic moieties or an end chain group
- C09K2019/0466—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit characterized by a linking chain between rings or ring systems, a bridging chain between extensive mesogenic moieties or an end chain group the linking chain being a -CF2O- chain
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- C09K19/00—Liquid crystal materials
- C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
- C09K19/06—Non-steroidal liquid crystal compounds
- C09K19/08—Non-steroidal liquid crystal compounds containing at least two non-condensed rings
- C09K19/10—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings
- C09K19/12—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings at least two benzene rings directly linked, e.g. biphenyls
- C09K2019/121—Compounds containing phenylene-1,4-diyl (-Ph-)
- C09K2019/123—Ph-Ph-Ph
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- C09K19/00—Liquid crystal materials
- C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
- C09K19/06—Non-steroidal liquid crystal compounds
- C09K19/08—Non-steroidal liquid crystal compounds containing at least two non-condensed rings
- C09K19/30—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing saturated or unsaturated non-aromatic rings, e.g. cyclohexane rings
- C09K19/3001—Cyclohexane rings
- C09K19/3003—Compounds containing at least two rings in which the different rings are directly linked (covalent bond)
- C09K2019/3009—Cy-Ph
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- C09K19/06—Non-steroidal liquid crystal compounds
- C09K19/08—Non-steroidal liquid crystal compounds containing at least two non-condensed rings
- C09K19/30—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing saturated or unsaturated non-aromatic rings, e.g. cyclohexane rings
- C09K19/3001—Cyclohexane rings
- C09K19/3003—Compounds containing at least two rings in which the different rings are directly linked (covalent bond)
- C09K2019/301—Cy-Cy-Ph
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- C09K19/06—Non-steroidal liquid crystal compounds
- C09K19/08—Non-steroidal liquid crystal compounds containing at least two non-condensed rings
- C09K19/30—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing saturated or unsaturated non-aromatic rings, e.g. cyclohexane rings
- C09K19/3001—Cyclohexane rings
- C09K19/3003—Compounds containing at least two rings in which the different rings are directly linked (covalent bond)
- C09K2019/3016—Cy-Ph-Ph
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- C09K19/00—Liquid crystal materials
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- C09K19/06—Non-steroidal liquid crystal compounds
- C09K19/08—Non-steroidal liquid crystal compounds containing at least two non-condensed rings
- C09K19/30—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing saturated or unsaturated non-aromatic rings, e.g. cyclohexane rings
- C09K19/3001—Cyclohexane rings
- C09K19/3003—Compounds containing at least two rings in which the different rings are directly linked (covalent bond)
- C09K2019/3025—Cy-Ph-Ph-Ph
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- C09K2323/00—Functional layers of liquid crystal optical display excluding electroactive liquid crystal layer characterised by chemical composition
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- C09K2323/00—Functional layers of liquid crystal optical display excluding electroactive liquid crystal layer characterised by chemical composition
- C09K2323/03—Viewing layer characterised by chemical composition
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- Crystallography & Structural Chemistry (AREA)
- Engineering & Computer Science (AREA)
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- Organic Chemistry (AREA)
- Liquid Crystal Substances (AREA)
Description
ここで、R1は独立して炭素数1から12のアルキル、炭素数1から12のアルコキシ、炭素数2から12のアルケニル、または任意の水素がフッ素で置き換えられた炭素数2から12のアルケニルであり;R2は炭素数1から12のアルキル、炭素数1から12のアルコキシ、炭素数2から12のアルケニル、任意の水素がフッ素で置き換えられた炭素数2から12のアルケニル、フッ素または塩素であり;環Aおよび環Cは独立して1,4−シクロへキシレンまたは1,4−フェニレンであり;環Bは1,4−シクロへキシレン、1,4−フェニレン、3−フルオロ−1,4−フェニレン、または2,5−ジフルオロ−1,4−フェニレンであり;X1およびX2は独立して水素またはフッ素であり;nは0、1または2である。
1. 第一成分として式(1)で表される化合物、および第二成分として式(2)で表される化合物を含有し、実質的に第一成分および第二成分のみからなる、ネマチック相を有する液晶組成物。
ここで、R1は独立して炭素数1から12のアルキル、炭素数1から12のアルコキシ、炭素数2から12のアルケニル、または任意の水素がフッ素で置き換えられた炭素数2から12のアルケニルであり;R2は炭素数1から12のアルキル、炭素数1から12のアルコキシ、炭素数2から12のアルケニル、任意の水素がフッ素で置き換えられた炭素数2から12のアルケニル、フッ素または塩素であり;環Aおよび環Cは独立して1,4−シクロへキシレンまたは1,4−フェニレンであり;環Bは1,4−シクロへキシレン、1,4−フェニレン、3−フルオロ−1,4−フェニレン、または2,5−ジフルオロ−1,4−フェニレンであり;X1およびX2は独立して水素またはフッ素であり;nは0、1または2である。
ここで、R1およびR3は独立して炭素数1から12のアルキル、炭素数1から12のアルコキシ、炭素数2から12のアルケニル、または任意の水素がフッ素で置き換えられた炭素数2から12のアルケニルである。
表3において、1,4−シクロヘキシレンに関する立体配置はトランスである。実施例において記号の後にあるかっこ内の番号は好ましい化合物の番号に対応する。(−)の記号はその他の液晶性化合物を意味する。液晶性化合物の割合(百分率)は、液晶組成物の全重量に基づいた重量百分率(重量%)であり、液晶組成物にはさらに不純物を含有している。最後に、組成物の特性値をまとめた。
特開2004−149775号公報に開示された組成物の中から実施例1を選んだ。根拠は、この組成物が化合物(1)および化合物(2)を含有し、回転粘度が最も小さいからである。この組成物の成分および特性は下記のとおりである。
1−HHB(F,F)−F (−) 10%
2−HHB(F,F)−F (−) 10%
2−HHB−OCF3 (−) 7%
3−HHB−OCF3 (−) 8%
4−HHB−OCF3 (−) 6%
5−HHB−OCF3 (−) 3%
2−BB(F)B(F,F)−F (−) 5%
3−BB(F)B(F,F)−F (−) 2%
2−HB(F)B(F,F)XB(F,F)−F (1−2) 10%
3−HB(F)B(F,F)XB(F,F)−F (1−2) 10%
V−HHB(F)−F (−) 4%
3−HH−5 (2−1−1) 5%
3−HH−V1 (2−1−1) 11%
5−HH−V (2−1−1) 9%
NI=84.0℃;Tc≦−40℃;Δn=0.094;Vth=1.28V;γ1=113mPa・s.
特開2004−238489号公報に開示された組成物の中から実施例8を選んだ。根拠は、この組成物が化合物(1)および化合物(2)を含有し、回転粘度が最も小さいからである。この組成物の成分および特性は下記のとおりである。
2−HHB−OCF3 (−) 3%
3−HHB−OCF3 (−) 7%
4−HHB−OCF3 (−) 3%
2−HHEB(F,F)−F (−) 4%
3−HHEB(F,F)−F (−) 13%
2−HB(F)EB−OCF3 (−) 8%
2−HGB(F,F)−F (−) 9%
3−HGB(F,F)−F (−) 6%
3−HH−V1 (2−1−1) 12%
3−HH−V (2−1−1) 18%
3−HH−5 (2−1−1) 4%
2−HB(F)B(F,F)XB(F,F)−F (1−2) 10%
3−HB(F)B(F,F)XB(F,F)−F (1−2) 3%
NI=83.5℃;Tc≦−40℃;Δn=0.081;Vth=1.30V;γ1=89mPa・s.
特開2004−285353号公報に開示された組成物の中から実施例1を選んだ。根拠は、この組成物が化合物(1)および化合物(2)を含有し、回転粘度が最も小さいからである。この組成物の成分および特性は下記のとおりである。
1−HHB(F,F)−F (−) 2%
3−HHB−OCF3 (−) 5%
1−HHXB(F,F)−F (−) 14%
2−HHXB(F,F)−F (−) 9%
3−HHXB(F,F)−F (−) 9%
5−HHXB(F,F)−F (−) 4%
2−HBB(F,F)XB(F,F)−F (1−1) 8%
3−HBB(F,F)XB(F,F)−F (1−1) 3%
2−HGB(F,F)−F (−) 8%
3−HGB(F,F)−F (−) 9%
2−BB(F)B(F,F)−F (−) 4%
3−HH−V1 (2−1−1) 12%
5−HH−V (2−1−1) 8%
3−HH−5 (2−1−1) 5%
NI=72.0℃;Δn=0.078;Vth=1.23V;γ1=98mPa・s.
国際公開2005−17067パンフレットに開示された組成物の中から実施例5を選んだ。根拠は、この組成物が化合物(1)および化合物(2)を含有するからである。この組成物の成分および特性は下記のとおりである。
2−HHB−OCF3 (−) 7%
3−HHB−OCF3 (−) 4%
2−HHB(F,F)−F (−) 3%
2−HHEB(F,F)−F (−) 4%
3−HHEB(F,F)−F (−) 13%
2−HB(F)EB−OCF3 (−) 6%
2−HGB(F,F)−F (−) 7%
3−HGB(F,F)−F (−) 7%
3−HH−V1 (2−1−1) 11%
3−HH−V (2−1−1) 18%
3−HH−5 (2−1−1) 5%
2−HB(F)B(F,F)XB(F,F)−F (1−2) 10%
3−HB(F)B(F,F)XB(F,F)−F (1−2) 5%
NI=80.5℃;Tc≦−40℃;Δn=0.080;Vth=1.28V;γ1=90mPa・s.
実施例1の組成物は、比較例1のそれと比較して、小さな回転粘度を有する。
3−HBB(F,F)XB(F,F)−F (1−1) 15%
5−HBB(F,F)XB(F,F)−F (1−1) 10%
3−HH−V (2−1−1) 40%
3−HH−V1 (2−1−1) 10%
5−HH−V (2−1−1) 10%
3−HHB−1 (2−4−1) 5%
V−HHB−1 (2−4−1) 10%
NI=86.5℃;Tc≦−20℃;Δn=0.085;Δε=2.9;Vth=2.35V;γ1=43.4mPa・s;τ=8.3ms;VHR−1=99.2%;VHR−2=98.3%;VHR−3=98.1%.
実施例2の組成物は、比較例2のそれと比較して、小さな回転粘度を有する。
3−HBB(F,F)XB(F,F)−F (1−1) 15%
5−HBB(F,F)XB(F,F)−F (1−1) 11%
3−HH−V (2−1−1) 37%
3−HH−V1 (2−1−1) 10%
5−HH−V (2−1−1) 12%
3−HBB−2 (2−5−1) 7%
1V−HBB−2 (2−5−1) 8%
NI=88.1℃;Tc≦−20℃;Δn=0.097;Δε=3.5;Vth=2.13V;γ1=45.6mPa・s;τ=8.9ms;VHR−1=99.1%;VHR−2=98.1%;VHR−3=98.1%.
実施例3の組成物は、比較例3のそれと比較して、小さな回転粘度を有する。
3−HBB(F,F)XB(F,F)−F (1−1) 14%
5−HBB(F,F)XB(F,F)−F (1−1) 10%
3−HH−V (2−1−1) 40%
3−HH−V1 (2−1−1) 11%
5−HH−V (2−1−1) 10%
2−BB(F)B−3 (2−6−1) 10%
2−BB(F)B−5 (2−6−1) 5%
NI=80.0℃;Tc≦−20℃;Δn=0.103;Δε=3.2;Vth=2.19V;γ1=42.9mPa・s;τ=8.2ms;VHR−1=99.2%;VHR−2=98.3%;VHR−3=98.2%.
実施例4の組成物は、比較例4のそれと比較して、小さな回転粘度を有する。
3−HBB(F,F)XB(F,F)−F (1−1) 15%
3−HB(F)B(F,F)XB(F,F)−F (1−2) 10%
3−HH−V (2−1−1) 40%
3−HH−V1 (2−1−1) 10%
5−HH−V (2−1−1) 10%
V−HHB−1 (2−4−1) 3%
2−BB(F)B−3 (2−6−1) 8%
2−BB(F)B−5 (2−6−1) 4%
NI=79.7℃;Tc≦−20℃;Δn=0.099;Δε=4.1;Vth=1.91V;γ1=45.8mPa・s;τ=8.8ms;VHR−1=99.2%;VHR−2=98.2%;VHR−3=98.0%.
3−HB(F,F)B(F,F)XB(F,F)−F(1) 10%
5−HB(F,F)B(F,F)XB(F,F)−F(1) 10%
3−HH−V (2−1−1) 30%
3−HH−V1 (2−1−1) 10%
2−HH−3 (2−1−1) 5%
3−HH−4 (2−1−1) 5%
2−BB(F)B−3 (2−6−1) 10%
2−BB(F)B−5 (2−6−1) 10%
5−HBB(F)B−2 (2−7−1) 5%
5−HBB(F)B−3 (2−7−1) 5%
NI=91.4℃;Tc≦−20℃;Δn=0.120;Δε=5.6;Vth=1.75V;γ1=54.9mPa・s;τ=9.8ms;VHR−1=99.0%;VHR−2=98.1%;VHR−3=98.0%.
3−HBB(F,F)XB(F,F)−F (1−1) 15%
5−HBB(F,F)XB(F,F)−F (1−1) 10%
3−HH−V (2−1−1) 30%
3−HH−V1 (2−1−1) 10%
1V2−BB−1 (2−3−1) 10%
1V2−BB−F (2−3−1) 5%
V−HHB−1 (2−4−1) 10%
V2−HHB−1 (2−4−1) 5%
1V−HBB−2 (2−5−1) 5%
NI=84.1℃;Tc≦−20℃;Δn=0.111;Δε=4.4;Vth=1.86V;γ1=46.6mPa・s;τ=9.1ms;VHR−1=99.1%;VHR−2=98.2%;VHR−3=98.2%.
3−HBB(F,F)XB(F,F)−F (1−1) 15%
3−HB(F)B(F,F)XB(F,F)−F (1−2) 5%
3−HB(F,F)B(F,F)XB(F,F)−F(1) 5%
3−HH−V (2−1−1) 40%
3−HH−V1 (2−1−1) 10%
5−HH−V (2−1−1) 10%
V−HHB−1 (2−4−1) 10%
3−HHB−CL (2−11) 5%
NI=84.2℃;Tc≦−20℃;Δn=0.084;Δε=4.0;Vth=1.91V;γ1=44.8mPa・s;τ=8.6ms;VHR−1=99.1%;VHR−2=98.1%;VHR−3=98.1%.
3−HBB(F,F)XB(F,F)−F (1−1) 15%
3−HB(F)B(F,F)XB(F,F)−F (1−2) 5%
3−HB(F,F)B(F,F)XB(F,F)−F(1) 5%
3−HH−V (2−1−1) 35%
3−HH−V1 (2−1−1) 10%
5−HH−V (2−1−1) 15%
3−HBB−F (2−12) 5%
1V−HBB−2 (2−5−1) 10%
NI=84.4℃;Tc≦−20℃;Δn=0.094;Δε=4.5;Vth=1.85V;γ1=44.4mPa・s;τ=8.5ms;VHR−1=99.1%;VHR−2=98.3%;VHR−3=98.2%.
5−HBB(F,F)XB(F,F)−F (1−1) 10%
5−HB(F)B(F,F)XB(F,F)−F (1−2) 10%
5−HB(F,F)B(F,F)XB(F,F)−F(1) 5%
3−HH−V (2−1−1) 35%
3−HH−V1 (2−1−1) 10%
5−HH−V (2−1−1) 10%
2−BB(F)B−3 (2−6−1) 10%
2−BB(F)B−5 (2−6−1) 5%
V2−BB(F)B−1 (2−6−1) 5%
NI=72.4℃;Tc≦−20℃;Δn=0.114;Δε=5.3;Vth=1.88V;γ1=47.9mPa・s;τ=8.9ms;VHR−1=99.1%;VHR−2=98.2%;VHR−3=98.1%.
3−HBB(F,F)XB(F,F)−F (1−1) 10%
3−HB(F)B(F,F)XB(F,F)−F (1−2) 10%
5−HB(F)B(F,F)XB(F,F)−F (1−2) 5%
3−HH−V (2−1−1) 30%
3−HH−V1 (2−1−1) 10%
5−HH−V (2−1−1) 10%
V−HHB−1 (2−4−1) 10%
V2−HHB−1 (2−4−1) 5%
2−BB(F)B−3 (2−6−1) 5%
1−BB(F)B−2V (2−6−1) 5%
NI=81.6℃;Tc≦−20℃;Δn=0.106;Δε=5.0;Vth=1.81V;γ1=50.3mPa・s;τ=9.1ms;VHR−1=99.0%;VHR−2=98.0%;VHR−3=98.1%.
3−HBB(F,F)XB(F,F)−F (1−1) 5%
3−HB(F)B(F,F)XB(F,F)−F (1−2) 5%
3−HB(F,F)B(F,F)XB(F,F)−F(1) 5%
5−HB(F,F)B(F,F)XB(F,F)−F(1) 5%
3−HH−V (2−1−1) 36%
3−HH−V1 (2−1−1) 10%
5−HH−V (2−1−1) 9%
2−BB(F)B−3 (2−6−1) 6%
2−BB(F)B−5 (2−6−1) 6%
5−HBB(F)B−2 (2−7−1) 7%
5−HBB(F)B−3 (2−7−1) 6%
NI=95.2℃;Tc≦−20℃;Δn=0.115;Δε=4.3;Vth=1.89V;γ1=53.1mPa・s;τ=9.7ms;VHR−1=99.1%;VHR−2=98.1%;VHR−3=97.9%.
3−HBB(F,F)XB(F,F)−F (1−1) 10%
3−HB(F)B(F,F)XB(F,F)−F (1−2) 5%
3−HB(F,F)B(F,F)XB(F,F)−F(1) 10%
3−HH−V (2−1−1) 30%
3−HH−V1 (2−1−1) 10%
1V2−BB−1 (2−3−1) 10%
V−HHB−1 (2−4−1) 10%
V2−HHB−1 (2−4−1) 5%
1V−HBB−2 (2−5−1) 5%
3−HBB−2 (2−5−1) 5%
NI=90.4℃;Tc≦−20℃;Δn=0.110;Δε=5.9;Vth=1.70V;γ1=49.7mPa・s;τ=9.0ms;VHR−1=99.2%;VHR−2=98.2%;VHR−3=98.1%.
3−HBB(F,F)XB(F,F)−F (1−1) 10%
3−HB(F)B(F,F)XB(F,F)−F (1−2) 10%
3−HH−V (2−1−1) 30%
3−HH−V1 (2−1−1) 5%
3−HH−VFF (2−1−1) 5%
7−HB−1 (2−2−1) 5%
3−HB−O2 (2−2−1) 5%
3−HB−CL (2−8) 5%
1V2−BB−CL (2−10) 5%
2−BB(F)B−3 (2−6−1) 5%
3−BB(2F,5F)B−3 (2−13) 5%
5−HBB(F)B−2 (2−7−1) 5%
3−HB(F)BH−3 (2−14) 5%
NI=77.8℃;Tc≦−20℃;Δn=0.113;Δε=4.3;Vth=1.87V;γ1=46.9mPa・s;τ=9.0ms;VHR−1=99.2%;VHR−2=98.0%;VHR−3=98.0%.
Claims (8)
- 第一成分として式(1)で表される化合物、および第二成分として式(2−1)から式(2−7)で表される化合物を含有し、第一成分および第二成分のみからなり、第二成分が、式(2−1)で表される化合物の群から選択された少なくとも1つの化合物および式(2−5)で表される化合物の群から選択された少なくとも1つの化合物の混合物、または式(2−6)で表される化合物の群から選択された少なくとも1つの化合物および式(2−7)で表される化合物の群から選択された少なくとも1つの化合物の混合物、であるネマチック相を有する液晶組成物。
ここで、R1 およびR 3 は独立して炭素数1から12のアルキル、炭素数1から12のアルコキシ、炭素数2から12のアルケニル、または任意の水素がフッ素で置き換えられた炭素数2から12のアルケニルであり;X1およびX2は独立して水素またはフッ素である。 - 式(1)においてX1およびX2が、共に水素である請求項1に記載の液晶組成物。
- 第二成分が、式(2−1)で表される化合物の群から選択された少なくとも1つの化合物および式(2−5)で表される化合物の群から選択された少なくとも1つの化合物の混合物である請求項1に記載の液晶組成物。
- 第二成分が、式(2−6)で表される化合物の群から選択された少なくとも1つの化合物および式(2−7)で表される化合物の群から選択された少なくとも1つの化合物の混合物である請求項1に記載の液晶組成物。
- 液晶組成物の全重量に基づいて、第一成分の割合が5重量%から40重量%の範囲であり、そして第二成分の割合が60重量%から95重量%の範囲である請求項1から4のいずれか1項に記載の液晶組成物。
- ネマチック相の上限温度が70℃以上であり、波長589nmにおける光学異方性(25℃)が0.08以上であり、そして周波数1kHzにおける誘電率異方性(25℃)が2以上である請求項1から5のいずれか1項に記載の液晶組成物。
- 請求項1から6のいずれか1項に記載の液晶組成物を含有する液晶表示素子。
- 液晶表示素子の動作モードが、TNモード、OCBモードまたはIPSモードであり、液晶表示素子の駆動方式がアクティブマトリックス方式である請求項7に記載の液晶表示素子。
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JP2003301179A (ja) * | 2002-04-11 | 2003-10-21 | Chisso Corp | 液晶組成物および液晶表示素子 |
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WO2004048501A1 (de) * | 2002-11-27 | 2004-06-10 | Merck Patent Gmbh | Flüssigkristalline verbindungen |
JP4738718B2 (ja) | 2003-02-06 | 2011-08-03 | メルク パテント ゲゼルシャフト ミット ベシュレンクテル ハフツング | 液晶媒体 |
DE102004008638A1 (de) * | 2003-03-05 | 2004-09-16 | Merck Patent Gmbh | Flüssigkristallines Medium |
JP5148109B2 (ja) * | 2003-08-04 | 2013-02-20 | メルク パテント ゲゼルシャフト ミット ベシュレンクテル ハフツング | 液晶媒体 |
JP4972858B2 (ja) * | 2004-09-24 | 2012-07-11 | Jnc株式会社 | 高分子と光学活性な液晶材料からなる複合体 |
EP1808472B1 (en) * | 2004-10-04 | 2012-09-12 | JNC Corporation | Liquid crystal composition and liquid crystal display element |
JP2006169174A (ja) * | 2004-12-16 | 2006-06-29 | Asahi Glass Co Ltd | ジフルオロメチルエーテル誘導体の製造方法 |
EP1862526B1 (en) * | 2006-05-31 | 2009-10-14 | Chisso Corporation | Liquid crystal compositions and liquid crystal display device |
JP5098249B2 (ja) * | 2006-08-07 | 2012-12-12 | Jnc株式会社 | 液晶組成物および液晶表示素子 |
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2006
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