JP5043678B2 - 新規なシリコン含有化合物を含む液晶組成物及びこれを用いた液晶ディスプレイ装置 - Google Patents
新規なシリコン含有化合物を含む液晶組成物及びこれを用いた液晶ディスプレイ装置 Download PDFInfo
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- 239000004973 liquid crystal related substance Substances 0.000 title claims description 76
- 239000000203 mixture Substances 0.000 title claims description 55
- 239000002210 silicon-based material Substances 0.000 title claims description 36
- 150000001875 compounds Chemical class 0.000 claims description 35
- 238000006243 chemical reaction Methods 0.000 claims description 24
- GVNVAWHJIKLAGL-UHFFFAOYSA-N 2-(cyclohexen-1-yl)cyclohexan-1-one Chemical compound O=C1CCCCC1C1=CCCCC1 GVNVAWHJIKLAGL-UHFFFAOYSA-N 0.000 claims description 23
- 101150065749 Churc1 gene Proteins 0.000 claims description 23
- 102100038239 Protein Churchill Human genes 0.000 claims description 23
- 229910052739 hydrogen Inorganic materials 0.000 claims description 13
- 229910052736 halogen Inorganic materials 0.000 claims description 9
- 150000002367 halogens Chemical class 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 claims description 8
- 125000002009 alkene group Chemical group 0.000 claims description 6
- DYLIWHYUXAJDOJ-OWOJBTEDSA-N (e)-4-(6-aminopurin-9-yl)but-2-en-1-ol Chemical compound NC1=NC=NC2=C1N=CN2C\C=C\CO DYLIWHYUXAJDOJ-OWOJBTEDSA-N 0.000 claims description 3
- 125000006732 (C1-C15) alkyl group Chemical group 0.000 claims description 2
- 125000003545 alkoxy group Chemical group 0.000 claims description 2
- 229910052749 magnesium Inorganic materials 0.000 claims description 2
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 36
- 238000010898 silica gel chromatography Methods 0.000 description 18
- 150000001450 anions Chemical class 0.000 description 15
- -1 silane compound Chemical class 0.000 description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 15
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 14
- DLEDOFVPSDKWEF-UHFFFAOYSA-N lithium butane Chemical compound [Li+].CCC[CH2-] DLEDOFVPSDKWEF-UHFFFAOYSA-N 0.000 description 14
- MZRVEZGGRBJDDB-UHFFFAOYSA-N n-Butyllithium Substances [Li]CCCC MZRVEZGGRBJDDB-UHFFFAOYSA-N 0.000 description 14
- 238000005160 1H NMR spectroscopy Methods 0.000 description 13
- 238000003756 stirring Methods 0.000 description 13
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 10
- NFHFRUOZVGFOOS-UHFFFAOYSA-N palladium;triphenylphosphane Chemical compound [Pd].C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1 NFHFRUOZVGFOOS-UHFFFAOYSA-N 0.000 description 8
- 229910052710 silicon Inorganic materials 0.000 description 8
- 238000010438 heat treatment Methods 0.000 description 7
- 239000011777 magnesium Substances 0.000 description 7
- 229910052757 nitrogen Inorganic materials 0.000 description 7
- 239000002244 precipitate Substances 0.000 description 7
- JOXIMZWYDAKGHI-UHFFFAOYSA-N toluene-4-sulfonic acid Chemical compound CC1=CC=C(S(O)(=O)=O)C=C1 JOXIMZWYDAKGHI-UHFFFAOYSA-N 0.000 description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- KOPOQZFJUQMUML-UHFFFAOYSA-N chlorosilane Chemical class Cl[SiH3] KOPOQZFJUQMUML-UHFFFAOYSA-N 0.000 description 6
- 125000001181 organosilyl group Chemical group [SiH3]* 0.000 description 6
- 239000007818 Grignard reagent Substances 0.000 description 5
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 5
- 239000004988 Nematic liquid crystal Substances 0.000 description 5
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 5
- 229910052799 carbon Inorganic materials 0.000 description 5
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N diphenyl Chemical compound C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 description 5
- 150000004795 grignard reagents Chemical class 0.000 description 5
- 239000001257 hydrogen Substances 0.000 description 5
- 239000010703 silicon Substances 0.000 description 5
- 239000002904 solvent Substances 0.000 description 5
- UGNWTBMOAKPKBL-UHFFFAOYSA-N tetrachloro-1,4-benzoquinone Chemical compound ClC1=C(Cl)C(=O)C(Cl)=C(Cl)C1=O UGNWTBMOAKPKBL-UHFFFAOYSA-N 0.000 description 5
- SZYXKFKWFYUOGZ-UHFFFAOYSA-N (2,3-difluorophenyl)boronic acid Chemical compound OB(O)C1=CC=CC(F)=C1F SZYXKFKWFYUOGZ-UHFFFAOYSA-N 0.000 description 4
- DPERLOMMOVDOHH-UHFFFAOYSA-N 1-bromo-4-(4-propylphenyl)benzene Chemical group C1=CC(CCC)=CC=C1C1=CC=C(Br)C=C1 DPERLOMMOVDOHH-UHFFFAOYSA-N 0.000 description 4
- NQEDLIZOPMNZMC-UHFFFAOYSA-N 4-propylcyclohexan-1-one Chemical compound CCCC1CCC(=O)CC1 NQEDLIZOPMNZMC-UHFFFAOYSA-N 0.000 description 4
- 239000000654 additive Substances 0.000 description 4
- IJOOHPMOJXWVHK-UHFFFAOYSA-N chlorotrimethylsilane Chemical compound C[Si](C)(C)Cl IJOOHPMOJXWVHK-UHFFFAOYSA-N 0.000 description 4
- HGCIXCUEYOPUTN-UHFFFAOYSA-N cis-cyclohexene Natural products C1CCC=CC1 HGCIXCUEYOPUTN-UHFFFAOYSA-N 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- 238000006297 dehydration reaction Methods 0.000 description 4
- 239000012299 nitrogen atmosphere Substances 0.000 description 4
- 230000000704 physical effect Effects 0.000 description 4
- 125000001424 substituent group Chemical group 0.000 description 4
- 238000003747 Grignard reaction Methods 0.000 description 3
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 3
- 235000010290 biphenyl Nutrition 0.000 description 3
- 239000004305 biphenyl Substances 0.000 description 3
- ITPQHEFZDBGKFL-UHFFFAOYSA-N chloro-(3,4-difluorophenyl)-dimethylsilane Chemical compound C[Si](C)(Cl)C1=CC=C(F)C(F)=C1 ITPQHEFZDBGKFL-UHFFFAOYSA-N 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 3
- LIKFHECYJZWXFJ-UHFFFAOYSA-N dimethyldichlorosilane Chemical compound C[Si](C)(Cl)Cl LIKFHECYJZWXFJ-UHFFFAOYSA-N 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000000741 silica gel Substances 0.000 description 3
- 229910002027 silica gel Inorganic materials 0.000 description 3
- 239000008096 xylene Substances 0.000 description 3
- YNBZINBCLJAJFS-UHFFFAOYSA-N 1,2-difluoro-3-(4-propylphenyl)benzene Chemical group C1=CC(CCC)=CC=C1C1=CC=CC(F)=C1F YNBZINBCLJAJFS-UHFFFAOYSA-N 0.000 description 2
- GOYDNIKZWGIXJT-UHFFFAOYSA-N 1,2-difluorobenzene Chemical compound FC1=CC=CC=C1F GOYDNIKZWGIXJT-UHFFFAOYSA-N 0.000 description 2
- YJTKZCDBKVTVBY-UHFFFAOYSA-N 1,3-Diphenylbenzene Chemical group C1=CC=CC=C1C1=CC=CC(C=2C=CC=CC=2)=C1 YJTKZCDBKVTVBY-UHFFFAOYSA-N 0.000 description 2
- 150000001642 boronic acid derivatives Chemical class 0.000 description 2
- RNLZXKFFGOZVNH-UHFFFAOYSA-N chloro-(4-fluorophenyl)-dimethylsilane Chemical compound C[Si](C)(Cl)C1=CC=C(F)C=C1 RNLZXKFFGOZVNH-UHFFFAOYSA-N 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 125000005647 linker group Chemical group 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- KDLHZDBZIXYQEI-UHFFFAOYSA-N palladium Substances [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
- 230000036632 reaction speed Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 238000005292 vacuum distillation Methods 0.000 description 2
- UKTSSJJZFVGTCG-UHFFFAOYSA-N (4-bromophenyl)-trimethylsilane Chemical compound C[Si](C)(C)C1=CC=C(Br)C=C1 UKTSSJJZFVGTCG-UHFFFAOYSA-N 0.000 description 1
- MUUAQFJJUGVBGB-UHFFFAOYSA-N 1-bromo-2,3,4-trifluorobenzene Chemical compound FC1=CC=C(Br)C(F)=C1F MUUAQFJJUGVBGB-UHFFFAOYSA-N 0.000 description 1
- VXJTWTJULLKDPY-UHFFFAOYSA-N 1-bromo-4-(4-pentylphenyl)benzene Chemical group C1=CC(CCCCC)=CC=C1C1=CC=C(Br)C=C1 VXJTWTJULLKDPY-UHFFFAOYSA-N 0.000 description 1
- AITNMTXHTIIIBB-UHFFFAOYSA-N 1-bromo-4-fluorobenzene Chemical compound FC1=CC=C(Br)C=C1 AITNMTXHTIIIBB-UHFFFAOYSA-N 0.000 description 1
- WEMRDIUKMLWVPJ-UHFFFAOYSA-N 2,3-difluoro-1-iodo-4-(4-pentylphenyl)benzene Chemical group C1=CC(CCCCC)=CC=C1C1=CC=C(I)C(F)=C1F WEMRDIUKMLWVPJ-UHFFFAOYSA-N 0.000 description 1
- YMQPKONILWWJQG-UHFFFAOYSA-N 4-bromo-1,2-difluorobenzene Chemical compound FC1=CC=C(Br)C=C1F YMQPKONILWWJQG-UHFFFAOYSA-N 0.000 description 1
- UKLNPJDLSPMJMQ-UHFFFAOYSA-N 4-pentylcyclohexan-1-one Chemical compound CCCCCC1CCC(=O)CC1 UKLNPJDLSPMJMQ-UHFFFAOYSA-N 0.000 description 1
- 101100167062 Caenorhabditis elegans chch-3 gene Proteins 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000004986 Cholesteric liquid crystals (ChLC) Substances 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 238000005481 NMR spectroscopy Methods 0.000 description 1
- 229910000564 Raney nickel Inorganic materials 0.000 description 1
- NPXOKRUENSOPAO-UHFFFAOYSA-N Raney nickel Chemical compound [Al].[Ni] NPXOKRUENSOPAO-UHFFFAOYSA-N 0.000 description 1
- 239000004990 Smectic liquid crystal Substances 0.000 description 1
- OSCJLMMBFINMEH-UHFFFAOYSA-N [4-(2,3-difluorophenyl)phenyl]-trimethylsilane Chemical group C1=CC([Si](C)(C)C)=CC=C1C1=CC=CC(F)=C1F OSCJLMMBFINMEH-UHFFFAOYSA-N 0.000 description 1
- ADSXDBCZNVXTRD-UHFFFAOYSA-N [Mg]C1=CC=CC=C1 Chemical class [Mg]C1=CC=CC=C1 ADSXDBCZNVXTRD-UHFFFAOYSA-N 0.000 description 1
- 239000004480 active ingredient Substances 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000002019 doping agent Substances 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 125000005843 halogen group Chemical group 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- UKVIEHSSVKSQBA-UHFFFAOYSA-N methane;palladium Chemical compound C.[Pd] UKVIEHSSVKSQBA-UHFFFAOYSA-N 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 229910000077 silane Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K15/00—Check valves
- F16K15/02—Check valves with guided rigid valve members
- F16K15/025—Check valves with guided rigid valve members the valve being loaded by a spring
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- 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
- C09K19/40—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen or sulfur, e.g. silicon, metals
- C09K19/406—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen or sulfur, e.g. silicon, metals containing silicon
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F7/00—Compounds containing elements of Groups 4 or 14 of the Periodic Table
- C07F7/02—Silicon compounds
- C07F7/08—Compounds having one or more C—Si linkages
- C07F7/0803—Compounds with Si-C or Si-Si linkages
- C07F7/081—Compounds with Si-C or Si-Si linkages comprising at least one atom selected from the elements N, O, halogen, S, Se or Te
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K25/00—Details relating to contact between valve members and seats
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/0209—Check valves or pivoted valves
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K2323/00—Functional layers of liquid crystal optical display excluding electroactive liquid crystal layer characterised by chemical composition
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K2323/00—Functional layers of liquid crystal optical display excluding electroactive liquid crystal layer characterised by chemical composition
- C09K2323/02—Alignment layer characterised by chemical composition
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K2323/00—Functional layers of liquid crystal optical display excluding electroactive liquid crystal layer characterised by chemical composition
- C09K2323/02—Alignment layer characterised by chemical composition
- C09K2323/021—Inorganic, e.g. glass or silicon oxide
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Liquid Crystal Substances (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Description
H. Kelker/R. Hatz,Handbook of Liquid Crystals, Verlag Chemie, Weinheim, 1980
環Bは
環Cは
環Dは
MはC、N、Siから選ばれ、このとき、Nである場合、L3またはL7はなく、
ZはCであり、
a1、a2及びa3はそれぞれ独立的にC、NRまたはOから選ばれ、
EはSiMe2Ok2(CQ2)n2、SiEt2Ok2(CQ2)n2、SiF2Ok2(CQ2)n2、SiCl2Ok2(CQ2)n2、SiMe2(CQ2)n2Ok2、SiEt2(CQ2)n2Ok2、SiF2(CQ2)n2Ok2、SiCl2(CQ2)n2Ok2、Ok2SiMe2(CQ2)n2、Ok2SiEt2(CQ2)n2、Ok2SiF2(CQ2)n2、Ok2SiCl2(CQ2)n2、(CQ2)n2Ok2SiMe2、(CQ2)n2Ok2SiEt2、(CQ2)n2Ok2SiF2、(CQ2)n2Ok2SiCl2、Ok2(CQ2)n2SiMe2、Ok2(CQ2)n2SiEt2、Ok2(CQ2)n2SiF2、Ok2(CQ2)n2SiCl2、(CQ2)n2SiMe2Ok2、(CQ2)n2SiEt2Ok2、(CQ2)n2SiF2Ok2、(CQ2)n2SiCl2Ok2、(CH2)n2、C≡C、O、S、COO、OCO、CF2O、OCF2、OCOO、CH2O、CH2CO、OCH2及びCOCH2よりなる群から選ばれ、このとき、k2は0または1であり、QはHまたはFであり、n2は0〜3の整数であり、
RはH、C1〜C15のアルキル基、C2〜C15のアルケン基、アルコキシ(R1O)基よりなる群から選ばれ、このとき、上記アルケン基はCH=CH2、CH=CHCH3(E,Z)、CH2CH=CH2、CH=CHCH2CH3(E,Z)、CH2CH=CHCH3(E,Z)、CH2CH2CH=CH2、CH=CHCH2CH2CH3(E,Z)、CH2CH=CHCH2CH3(E,Z)、CH2CH2CH=CHCH3(E,Z)またはCH2CH2CH2CH=CH2であり、
R1はH、C1〜C15のアルキル基、C2〜C15のアルケン基よりなる群から選ばれ、このとき、上記アルケン基はCH=CH2、CH=CHCH3(E,Z)、CH2CH=CH2、CH=CHCH2CH3(E,Z)、CH2CH=CHCH3(E,Z)、CH2CH2CH=CH2、CH=CHCH2CH2CH3(E,Z)、CH2CH=CHCH2CH3(E,Z)、CH2CH2CH=CHCH3(E,Z)またはCH2CH2CH2CH=CH2であり、
XはH、SiR2R3R4、CF3、OCF3、CN、NCS、ハロゲン元素及びRよりなる群から選ばれ、
R2、R3、R4はそれぞれ独立的にR、ハロゲン元素から選ばれ、
L1、L2、L3、L4、L5、L6及びL7はそれぞれ独立的にH、ハロゲン元素、CN、CF3、OCF3及びNCSよりなる群から選ばれ、
o、p、qはそれぞれ独立的に0ないし2の整数であり、
E、A、Xのうち少なくとも1以上はシリコンを含む。
本発明は、各種のディスプレイ素子に適用可能な新規なシリコン含有化合物、上記シリコン含有化合物を構成材料として含む液晶組成物、好ましくは、負のネマチック液晶組成物及び上記組成物を用いた液晶ディスプレイ装置に関するものであり、上記新規なシリコン含有化合物は、低い粘性と高い負(−)の誘電異方性を併せ持つことを特徴とする。
Zは炭素であり、
MはC、NまたはSiであり、このとき、Nである場合、L3またはL7は無く、
a1、a2及びa3はそれぞれ独立的にC、NRまたはOから選ばれ、
L1、L2、L3、L4、L5、L6及びL7はそれぞれ独立的にH、ハロゲン元素、CN、CF3、OCF3、NCSから選ばれ、このとき、A、E、R、X、o、p及びqは一般式1における定義と同様である。
下記表1の如き組成に従い液晶組成物を製造した。このとき、組成物の%は重量部を意味する。
下記表2の如き組成に従い液晶組成物を製造した。このとき、組成物の%は重量部を意味する。
下記表3の如き組成に従い液晶組成物を製造した。このとき、組成物の%は重量部を意味する。
本発明による液晶組成物を用い、下記の如き物性の評価を行った。
実施例14ないし実施例16の液晶組成物を用い、各組成物1gを窒素雰囲気下で試験管に詰め込み、150℃の温度条件下で2時間にかけて加熱して相転移温度を測定した。このとき、透明点(c.p.)は、ネマチック相における等方性液体の相転移温度である。また、20℃、589nmにおいて屈折異方性(Δn)を測定し、誘電異方性(Δε)は20℃、1kHzにおいて測定した。粘度(γ1)もまた20℃の温度条件下で測定した。その結果をまとめて下記表4に示す。
Claims (8)
-
式中、
Rは、C1〜C15のアルキル基、C2〜C 5 のアルケン基、及びアルコキシ(R1O)基よりなる群から選ばれ、このとき、前記アルケン基はCH=CH2、CH=CHCH3(E,Z)、CH2CH=CH2、CH=CHCH2CH3(E,Z)、CH2CH=CHCH3(E,Z)、CH2CH2CH=CH2、CH=CHCH2CH2CH3(E,Z)、CH2CH=CHCH2CH3(E,Z)、CH2CH2CH=CHCH3(E,Z)またはCH2CH2CH2CH=CH2であり、
R1はH、C1〜C15のアルキル基、及びC2〜C 5 のアルケン基よりなる群から選ばれ、このとき、前記アルケン基はCH=CH2、CH=CHCH3(E,Z)、CH2CH=CH2、CH=CHCH2CH3(E,Z)、CH2CH=CHCH3(E,Z)、CH2CH2CH=CH2、CH=CHCH2CH2CH3(E,Z)、CH2CH=CHCH2CH3(E,Z)、CH2CH2CH=CHCH3(E,Z)またはCH2CH2CH2CH=CH2であり、
Xは、H、SiR2R3R4、CF3、OCF3、CN、NCS、ハロゲン元素及びRよりなる群から選ばれ、
R2、R3、R4はそれぞれ独立にR、及びハロゲン元素から選ばれ、
L1、L2 、L 4、L5、及びL7はそれぞれ独立にH、ハロゲン元素、CN、CF3、OCF3及びNCSよりなる群から選ばれ、かつ
- 負の誘電異方性を有することを特徴とする請求項1に記載の化合物。
- 立体異性体を有することを特徴とする請求項1または2に記載の化合物。
- トランス異性体:シス異性体の割合が85〜100:15〜0であることを特徴とする請求項3に記載の化合物。
- 請求項1ないし4のいずれかに記載のシリコン含有化合物を1種以上含む液晶組成物。
- 前記シリコン含有化合物のそれぞれの含量は、全体の液晶組成物100重量%当たり1ないし50重量%の範囲であることを特徴とする請求項5に記載の組成物。
- 請求項5に記載の液晶組成物から製造された液晶層を含む液晶ディスプレイ装置。
- 下記の反応式3により製造されることを特徴とする、請求項1ないし4のいずれかに記載のシリコン含有化合物の製造方法:
YはMgまたはLiであり、
XはH、ハロゲン、またはSiV3であり、
Vは、Me、Et、F、Cl、OMe及びOEtより選ばれ、
R、L1、L2、L4及びL5は請求項1に定義された通りである。
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US8778223B2 (en) | 2011-05-24 | 2014-07-15 | Lc Vision, Llc | Liquid crystals having cyclohexyl core structures and fluorinated tails |
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