JP2024542038A - 液晶化合物、及びその液晶組成物、並びに液晶表示装置 - Google Patents
液晶化合物、及びその液晶組成物、並びに液晶表示装置 Download PDFInfo
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- JP2024542038A JP2024542038A JP2024525741A JP2024525741A JP2024542038A JP 2024542038 A JP2024542038 A JP 2024542038A JP 2024525741 A JP2024525741 A JP 2024525741A JP 2024525741 A JP2024525741 A JP 2024525741A JP 2024542038 A JP2024542038 A JP 2024542038A
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Abstract
Description
RF1は、-H、ハロゲン、1~12(例えば、1、2、3、4、5、6、7、8、9、10、11又は12)個の炭素原子を含む直鎖若しくは分岐鎖のアルキル基、
環
XFは、-O-、-S-又は-CO-を表し、
LF1及びLF2は、それぞれ独立して、-H、-F、-Cl、-CF3又は-OCF3を表し、
ZF1及びZF2は、それぞれ独立して、単結合、-O-、-CO-O-、-O-CO-、-CH2O-、-OCH2-、-CH=CH-、-C≡C-、-CH2CH2-、-CF2CF2-、-(CH2)4-、-CF2O-又は-OCF2-を表し、
nF1及びnF2は、それぞれ独立して、0、1又は2を表し、nF1が2を表す場合、環
nF3は、0~4の整数を表す。
RN1及びRN2は、それぞれ独立して、1~12(例えば、1、2、3、4、5、6、7、8、9、10、11又は12)個の炭素原子を含む直鎖若しくは分岐鎖のアルキル基、
環
ZN1及びZN2は、それぞれ独立して、単結合、-CO-O-、-O-CO-、-CH2O-、-OCH2-、-CH=CH-、-C≡C-、-CH2CH2-、-CF2CF2-、-(CH2)4-、-CF2O-又は-OCF2-を表し、
LN1及びLN2は、それぞれ独立して、-H、1~3個の炭素原子を含むアルキル基又はハロゲンを表し、かつ、
nN1は、0、1、2又は3を表し、nN2は、0又は1を表し、かつ0≦nN1+nN2≦3であり、nN1=2又は3である場合、環
RM1及びRM2は、それぞれ独立して、1~12(例えば、1、2、3、4、5、6、7、8、9、10、11又は12)個の炭素原子を含む直鎖若しくは分岐鎖のアルキル基、
環
ZM1及びZM2は、それぞれ独立して、単結合、-CO-O-、-O-CO-、-CH2O-、-OCH2-、-C≡C-、-CH=CH-、-CH2CH2-又は-(CH2)4-を表し、かつ、
nMは、0、1又は2を表し、nM=2である場合、環
式中、*は、結合した環構造中の結合部位を表す。
式中、*は、結合した環構造中の結合部位を表す。
RA1及びRA2は、それぞれ独立して、1~12(例えば、1、2、3、4、5、6、7、8、9、10、11又は12)個の炭素原子を含む直鎖若しくは分岐鎖のアルキル基、
環
ZA11、ZA21及びZA22は、それぞれ独立して、単結合、-CH2CH2-、-CF2CF2-、-CO-O-、-O-CO-、-O-CO-O-、-CH=CH-、-CF=CF-、-CH2O-又は-OCH2-を表し、
LA11、LA12、LA13、LA21及びLA22は、それぞれ独立して、-H、1~3個の炭素原子を含むアルキル基、又はハロゲンを表し、
XA1及びXA2は、それぞれ独立して、ハロゲン、1~5個の炭素原子を含む直鎖若しくは分岐鎖のハロゲン化アルキル基若しくはハロゲン化アルコキシ基、又は2~5個の炭素原子を含む直鎖若しくは分岐鎖のハロゲン化アルケニル基若しくはハロゲン化アルケニルオキシ基を表し、
nA11は、0、1、2又は3を表し、nA11=2又は3である場合、環
nA12は、1又は2を表し、nA12=2である場合、環
nA2は、0、1、2又は3を表し、nA2=2又は3である場合、環
式中、
RA1は、1~8個の炭素原子を含む直鎖若しくは分岐鎖のアルキル基、
Rv及びRwは、それぞれ独立して、-CH2-又は-O-を表し、
LA11、LA12、LA11’、LA12′、LA14、LA15及びLA16は、それぞれ独立して、-H又は-Fを表し、
LA13及びLA13′は、それぞれ独立して、-H又は-CH3を表し、
XA1は、-F、-CF3又は-OCF3を表し、かつ、
v及びwは、それぞれ独立して、0又は1を表す。
式中、
RA2は、1~8個の炭素原子を含む直鎖若しくは分岐鎖のアルキル基を表し、1~8個の炭素原子を含む直鎖若しくは分岐鎖のアルキル基中の1つ又は隣接しない2つ以上の-CH2-は、それぞれ独立して、-CH=CH-、-C≡C-、-O-、-CO-、-CO-O-又は-O-CO-で置き換えられてもよく、これらの基に存在する1つ以上の-Hは、それぞれ独立して、-F又は-Clで置き換えられてもよく、
LA21、LA22、LA23、LA24及びLA25は、それぞれ独立して、-H又は-Fを表し、かつ、
XA2は、-F、-CF3、-OCF3又は-CH2CH2CH=CF2を表す。
R1は、-H、ハロゲン、-CN、-Sp2-P2、又は1~12(例えば、1、2、3、4、5、6、7、8、9、10、11又は12)個の炭素原子を含む直鎖若しくは分岐鎖のアルキル基、
環
環
P1、P2及びP3は、それぞれ独立して、重合性基を表し、
Sp1、Sp2及びSp3は、それぞれ独立して、スペーサー基又は単結合を表し、
Z1及びZ2は、それぞれ独立して、-O-、-S-、-CO-、-CO-O-、-O-CO-、-O-CO-O-、-CH2O-、-OCH2-、-CH2S-、-SCH2-、-CF2O-、-OCF2-、-CF2S-、-SCF2-、-(CH2)d-、-CF2CH2-、-CH2CF2-、-(CF2)d-、-CH=CH-、-CF=CF-、-CH=CF-、-CF=CH-、-C≡C-、-CH=CH-CO-O-、-O-CO-CH=CH-、-CH2CH2-CO-O-、-O-CO-CH2CH2-、-CHR1-、-CR1R2-又は単結合を表し、R1及びR2は、それぞれ独立して、1~12(例えば、1、2、3、4、5、6、7、8、9、10、11又は12)個の炭素原子を含む直鎖若しくは分岐鎖のアルキル基を表し、dは、1~4の整数を表し、X0は、-O-、-S-、-CO-、-CF2-、-NH-又は-NF-を表し、
aは、0、1又は2を表し、bは、0又は1を表し、aが2を表す場合、環
式中、
X1~X10及びX12は、それぞれ独立して、-F、-Cl、-Sp3-P3、1~5個の炭素原子を含む直鎖のアルキル基又はアルコキシ基、
Cp 透明点(ネマチック相-等方相の転移温度、℃)
Δn 光学異方性(589nm、20℃)
Δε 誘電率異方性(1KHz、20℃)
VHR(初期) 初期電圧保持率(%)
VHR(UV) 紫外光(UV)照射後の電圧保持率(%)
t-30℃ 低温保存時間(日、-30℃)
γ1 回転粘度(mPa・s,20℃)
Cpは、融点測定装置による試験で得られる。
Δnは、アッベ屈折計を用いて、ナトリウムランプ(589nm)の光源下にて、20℃で試験して得られる。
Δεについては、Δε=ε||-ε⊥であり、ε||は、分子軸に平行な誘電率定数であり、ε⊥は、分子軸に垂直な誘電率定数であり、試験条件は、20℃、1KHzで、厚さが6μmのVA型テストボックスを用いることである。
VHR(初期)は、初期電圧保持率であり、TOY06254型液晶物性評価システムによる試験で得られ、試験温度が60℃であり、試験電圧が5Vであり、試験周波数が6Hzであり、厚さが9μmのTN型テストボックスを用いる。
VHR(UV)は、TOY06254型液晶物性評価システムによる試験で得られ、波長が365nm、エネルギーが6000mJ/cm2のUV光を液晶に照射した後に試験し、試験温度は、60℃であり、試験電圧は、5Vであり、試験周波数は、6Hzであり、厚さが9μmのTN型テストボックスを用いる。
t-30℃は、ネマチック相液晶媒体をガラス瓶に入れ、-30℃で保存し、結晶の析出が観察された際に記録される時間である。
γ1は、LCM-2型液晶物性評価システムによる試験で得られ、試験条件は、20℃、160~240Vで、厚さが20μmのテストボックスを用いることである。
[合成例1]
2Lの反応フラスコに、99gの一般式B-1の化合物((4-ブトキシ-2,3-ジフルオロフェニル)ボロン酸)、100gの一般式B-2の化合物(2-ブロモ-6-フルオロフェノール)及び110gの炭酸ナトリウムを添加し、トルエン、エタノール及び水からなる1.2Lの混合溶媒(トルエン、エタノール及び水の体積比は、2:1:1である)で十分に溶解させる。窒素雰囲気の保護下で、1.8gのPd(PPh3)4を添加し、100℃で6時間還流反応させる。反応溶液を室温まで冷却し、300mLの水を添加して分液し、20mLのトルエンで水相を抽出し、有機相を合わせ、飽和NaCl水溶液で有機相をpH=7になるまで洗浄し、無水Na2SO4で乾燥させ、濃縮し、石油エーテルとトルエンからなる混合溶媒(石油エーテルとトルエンの体積比は、24:1である)で再結晶して、109.5gの白色固体である一般式B-3の化合物(4’-ブトキシ-2’,3’,3-トリフルオロ-[1,1’-ビフェニル]-2-オール)を得る(収率:85%)。
2Lの反応フラスコに、110gの一般式B-3の化合物及び72gの炭酸カリウムを添加し、700mLのN,N-ジメチルホルムアミドで十分に溶解させ、120℃で9時間反応させる。反応混合物を室温まで冷却し、3.5Lの水を添加し、撹拌し、吸引濾過して粗生成物を得て、エタノールでスラリー化し、吸引濾過し、無水Na2SO4で乾燥させて、88.5gの灰色固体である一般式B-4の化合物(3-ブトキシ-4,6-ジフルオロジベンゾ[b,d]フラン)を得る(収率:86.3%)。
2Lの反応フラスコに、38gのジイソプロピルアミンを添加し、500mLのテトラヒドロフランで十分に溶解させ、窒素雰囲気の保護条件下で、温度を-20℃に制御して150mLのn-ブチルリチウムを添加し、温度を-20℃に制御して3時間反応させる。90gの一般式B-4の化合物を添加し、温度を-78℃に制御して3時間反応させ、70gのホウ酸トリイソプロピルを添加し、温度を78℃に制御して3時間反応させる。希塩酸でpH=2~3に調整し、分液し、酢酸エチルで水相を抽出し、有機相を合わせ、飽和NaCl水溶液で有機相をpH=7になるまで洗浄し、無水Na2SO4で乾燥させ、濃縮し、ジクロロメタンでスラリー化し、吸引濾過し、濾過ケーキを乾燥させて、73gの白色固体である一般式B-5の化合物((4,6-ジフルオロ-7-ブトキシジベンゾ[b,d]フラン-3-イル)ボロン酸)を得る(収率:70%)。
2Lの反応フラスコに、70gの一般式B-5の化合物を添加し、700mLのテトラヒドロフランで十分に溶解させ、温度を10℃に制御して68gの30%の過酸化水素水を添加し、温度を10℃に制御して9時間反応させ、500mLの5%のチオ硫酸ナトリウム溶液でクエンチし、分液し、酢酸エチルで水相を抽出し、有機相を合わせ、飽和NaCl水溶液で有機相をpH=7になるまで洗浄し、無水Na2SO4で乾燥させ、濃縮し、25mLのジクロロメタンでスラリー化し、吸引濾過し、濾過ケーキを乾燥させて、55.6gの白色固体である一般式B-6の化合物(4,6-ジフルオロ-7-ブトキシジベンゾ[b,d]フラン-3-オール)を得る(収率:90%)。
2Lの反応フラスコに、70gの一般式B-6の化合物を添加し、700mLのテトラヒドロフランで十分に溶解させ、温度を10℃に制御して68gのトリフルオロエタノールを添加し、温度を10℃に制御して9時間反応させ、酢酸エチルで水相を抽出し、有機相を合わせ、飽和NaCl水溶液で有機相をpH=7になるまで洗浄し、無水Na2SO4で乾燥させ、濃縮し、25mLのジクロロメタンでスラリー化し、吸引濾過し、濾過ケーキを乾燥させて、53.8gの白色固体である一般式B-7の化合物(4,6-ジフルオロ-3-ブトキシ-7-(2,2,2-トリフルオロエトキシ)ジベンゾ[b,d]フラン)を得る(収率:60%)。
2Lの反応フラスコに、40gの一般式B-7の化合物を添加し、700mLのテトラヒドロフランで十分に溶解させ、温度を10℃に制御して40gの30%の水酸化ナトリウム溶液を添加し、8時間反応させ、500mLの5%のチオ硫酸ナトリウムで反応をクエンチし、分液し、酢酸エチルで水相を抽出し、有機相を合わせ、飽和NaCl水溶液で有機相をpH=7になるまで洗浄し、無水Na2SO4で乾燥させ、濃縮し、25mLのジクロロメタンでスラリー化し、吸引濾過し、濾過ケーキで乾燥させて、28.4gの白色固体である一般式F-2-4の化合物(3-((2,2-ジフルオロビニル)オキシ)-4,6-ジフルオロ-7-ブトキシジベンゾ[b,d]フラン)を得る(収率:75%)。
[合成例2]
1Lの反応フラスコに、120gの一般式B-3の化合物、120gのジメチルチオカルバモイルクロリド及び90gのトリエチルアミンを添加し、440mLのイソドデカンで十分に溶解させ、窒素雰囲気の保護条件下で、温度を165℃に制御して18時間還流反応させ、25℃に冷却し、吸引濾過し、エタノールで再結晶し、吸引濾過し、濾過ケーキを乾燥させて、78.9gの褐色固体である一般式B-8の化合物(3-ブトキシ-4,6-ジフルオロジベンゾ[b,d]チオフェン)を得る(収率:66.667%)。
2Lの反応フラスコに、38gのジイソプロピルアミンを添加し、500mLのテトラヒドロフランで十分に溶解させ、窒素雰囲気の保護条件下で、温度を-20℃に制御して150mLのn-ブチルリチウムを添加し、温度を-20℃に制御して3時間反応させる。80gの一般式B-8の化合物を添加し、温度を-78℃に制御して3時間反応させ、70gのホウ酸トリイソプロピルを添加し、温度を78℃に制御して3時間反応させる。希塩酸でpH=2~3に調整し、分液し、酢酸エチルで水相を抽出し、有機相を合わせ、飽和NaCl水溶液で有機相をpH=7になるまで洗浄し、無水Na2SO4で乾燥させ、濃縮し、ジクロロメタンでスラリー化し、吸引濾過し、濾過ケーキを乾燥させて、69gの白色固体である一般式B-9の化合物((4,6-ジフルオロ-7-ブトキシジベンゾ[b,d]チオフェン-3-イル)ボロン酸)を得る(収率:75%)。
2Lの反応フラスコに、70gの一般式B-9の化合物を添加し、700mLのテトラヒドロフランで十分に溶解させ、温度を10℃に制御して80gの30%の過酸化水素水を添加し、温度を10℃に制御して9時間反応させ、500mLの5%のチオ硫酸ナトリウム溶液でクエンチし、分液し、酢酸エチルで水相を抽出し、有機相を合わせ、飽和NaCl水溶液で有機相をpH=7になるまで洗浄し、無水Na2SO4で乾燥させ、濃縮し、25mLのジクロロメタンでスラリー化し、吸引濾過し、濾過ケーキを乾燥させて、41.3gの白色固体である一般式B-10の化合物(4,6-ジフルオロ-7-ブトキシジベンゾ[b,d]チオフェン-3-オール)を得る(収率:64.3%)。
2Lの反応フラスコに、70gの一般式B-10の化合物を添加し、700mLのテトラヒドロフランで十分に溶解させ、温度を10℃に制御して68gのトリフルオロエタノールを添加し、温度を10℃に制御して9時間反応させ、酢酸エチルで水相を抽出し、有機相を合わせ、飽和NaCl水溶液で有機相をpH=7になるまで洗浄し、無水Na2SO4で乾燥させ、濃縮し、25mLのジクロロメタンでスラリー化し、吸引濾過し、濾過ケーキを乾燥させて、56.7gの白色固体である一般式B-11の化合物(4,6-ジフルオロ-3-ブトキシ-7-(2,2,2-トリフルオロエトキシ)ジベンゾ[b,d]フラン)を得る(収率:64%)。
2Lの反応フラスコに、40gの一般式B-11の化合物を添加し、700mLのテトラヒドロフランで十分に溶解させ、温度を10℃に制御して40gの30%の水酸化ナトリウム溶液を添加し、温度を10℃に制御して8時間反応させ、500mLの5%のチオ硫酸ナトリウムで反応をクエンチし、分液し、酢酸エチルで水相を抽出し、有機相を合わせ、飽和NaCl水溶液で有機相をpH=7になるまで洗浄し、無水Na2SO4で乾燥させ、濃縮し、25mLのジクロロメタンでスラリー化し、吸引濾過し、濾過ケーキで乾燥させて、30.4gの白色固体である一般式F-1-4の化合物(3-((2,2-ジフルオロビニル)オキシ)-4,6-ジフルオロ-7-ブトキシジベンゾ[b,d]フラン)を得る(収率:80%)。
[応用比較例1]
[応用比較例2]
[応用比較例3]
[応用実施例4]
Claims (12)
- 一般式Fの液晶化合物。
(式中、
RF1は、-H、ハロゲン、1~12個の炭素原子を含む直鎖若しくは分岐鎖のアルキル基、
又は
を表し、前記1~12個の炭素原子を含む直鎖若しくは分岐鎖のアルキル基中の1つ又は隣接しない2つ以上の-CH2-は、それぞれ独立して、-C≡C-、-O-、-CO-、-CO-O-又は-O-CO-で置き換えられてもよく、前記1~12個の炭素原子を含む直鎖若しくは分岐鎖のアルキル基中の1つ又は複数の-Hは、それぞれ独立して、-F又は-Clで置き換えられてもよく、
環
及び環
は、それぞれ独立して、
又は
を表し、
及び
中の1つ以上の-CH2-は、-O-で置き換えられてもよく、環中の1つ以上の単結合は、二重結合で置き換えられてもよく、
及び
中の1つ以上の-Hは、それぞれ独立して、-CN、-F又は-Clで置き換えられてもよく、環中の1つ以上の-CH=は、-N=で置き換えられてもよく、
XFは、-O-、-S-又は-CO-を表し、
LF1及びLF2は、それぞれ独立して、-H、-F、-Cl、-CF3又は-OCF3を表し、
ZF1及びZF2は、それぞれ独立して、単結合、-CO-O-、-O-CO-、-CH2O-、-OCH2-、-CH=CH-、-C≡C-、-CH2CH2-、-CF2CF2-、-(CH2)4-、-CF2O-又は-OCF2-を表し、
nF1及びnF2は、それぞれ独立して、0、1又は2を表し、nF1が2を表す場合、環
は、同じであっても異なってもよく、nF2が2を表す場合、環
は、同じであっても異なってもよく、ZF2は、同じであっても異なってもよく、かつ、
nF3は、0~4の整数を表す。) - XFは、-S-を表す、ことを特徴とする請求項1に記載の液晶化合物。
- 少なくとも1つの請求項1~3のいずれか一項に記載の一般式Fの液晶化合物を含む、液晶組成物。
- 少なくとも1つの一般式Nの化合物を更に含む、ことを特徴とする請求項4に記載の液晶組成物。
(式中、
RN1及びRN2は、それぞれ独立して、1~12個の炭素原子を含む直鎖若しくは分岐鎖のアルキル基、
又は
を表し、前記1~12個の炭素原子を含む直鎖若しくは分岐鎖のアルキル基中の1つ又は隣接しない2つ以上の-CH2-は、それぞれ独立して、-CH=CH-、-C≡C-、-O-、-CO-、-CO-O-又は-O-CO-で置き換えられてもよく、
環
及び環
は、それぞれ独立して、
又は
を表し、
中の1つ以上の-CH2-は、-O-で置き換えられてもよく、環中の1つ以上の単結合は、二重結合で置き換えられてもよく、
中の1つ以上の-Hは、それぞれ独立して、-F、-Cl又は-CNで置き換えられてもよく、環中の1つ以上の-CH=は、-N=で置き換えられてもよく、
ZN1及びZN2は、それぞれ独立して、単結合、-CO-O-、-O-CO-、-CH2O-、-OCH2-、-CH=CH-、-C≡C-、-CH2CH2-、-CF2CF2-、-(CH2)4-、-CF2O-又は-OCF2-を表し、
LN1及びLN2は、それぞれ独立して、-H、1~3個の炭素原子を含むアルキル基又はハロゲンを表し、かつ、
nN1は、0、1、2又は3を表し、nN2は、0又は1を表し、かつ0≦nN1+nN2≦3であり、nN1=2又は3である場合、環
は、同じであっても異なってもよく、ZN1は、同じであっても異なってもよい。) - 少なくとも1つの一般式Mの化合物を更に含む、ことを特徴とする請求項5に記載の液晶組成物。
(式中、
RM1及びRM2は、それぞれ独立して、1~12個の炭素原子を含む直鎖若しくは分岐鎖のアルキル基、
又は
を表し、前記1~12個の炭素原子を含む直鎖若しくは分岐鎖のアルキル基中の1つ又は隣接しない2つ以上の-CH2-は、それぞれ独立して、-CH=CH-、-C≡C-、-O-、-CO-、-CO-O-又は-O-CO-で置き換えられてもよく、
環
、環
及び環
は、それぞれ独立して、
又は
を表し、
中の1つ以上の-CH2-は、-O-で置き換えられてもよく、環中の1つ以上の単結合は、二重結合で置き換えられてもよく、
中の多くとも1つの-Hは、ハロゲンで置き換えられてもよく、
ZM1及びZM2は、それぞれ独立して、単結合、-CO-O-、-O-CO-、-CH2O-、-OCH2-、-C≡C-、-CH=CH-、-CH2CH2-又は-(CH2)4-を表し、かつ、
nMは、0、1又は2を表し、nM=2である場合、環
は、同じであっても異なってもよく、ZM2は、同じであっても異なってもよい。) - 少なくとも1つの一般式RMの重合性化合物を更に含む、ことを特徴とする請求項7に記載の液晶組成物。
(式中、
R1は、-H、ハロゲン、-CN、-Sp2-P2、又は1~12個の炭素原子を含む直鎖若しくは分岐鎖のアルキル基、
又は
を表し、前記1~12個の炭素原子を含む直鎖若しくは分岐鎖のアルキル基、
又は
中の1つ又は隣接しない2つ以上の-CH2-は、それぞれ独立して、-CH=CH-、-C≡C-、-O-、-CO-、-CO-O-又は-O-CO-で置き換えられてもよく、1つ以上の-Hは、それぞれ独立して、-F又は-Clで置き換えられてもよく、
環
及び環
は、それぞれ独立して、
又は
を表し、
及び
中の1つ以上の-CH2-は、-O-で置き換えられてもよく、環中の1つ以上の単結合は、二重結合で置き換えられてもよく、
及び
中の1つ以上の-Hは、それぞれ独立して、-F、-Cl、-CN、-Sp3-P3、1~12個の炭素原子を含むハロゲン化又は非ハロゲン化の直鎖のアルキル基、1~11個の炭素原子を含むハロゲン化又は非ハロゲン化の直鎖のアルコキシ基、
又は
で置き換えられてもよく、環中の1つ以上の-CH=は、-N=で置き換えられてもよく、
環
は、
又は
を表し、
又は
中の1つ以上の-Hは、それぞれ独立して、-F、-Cl、-CN、-Sp3-P3、1~12個の炭素原子を含むハロゲン化又は非ハロゲン化の直鎖のアルキル基、1~11個の炭素原子を含むハロゲン化又は非ハロゲン化の直鎖のアルコキシ基、
又は
で置き換えられてもよく、環中の1つ以上の-CH=は、-N=で置き換えられてもよく、
P1、P2及びP3は、それぞれ独立して、重合性基を表し、
Sp1、Sp2及びSp3は、それぞれ独立して、スペーサー基又は単結合を表し、
Z1及びZ2は、それぞれ独立して、-O-、-S-、-CO-、-CO-O-、-O-CO-、-O-CO-O-、-CH2O-、-OCH2-、-CH2S-、-SCH2-、-CF2O-、-OCF2-、-CF2S-、-SCF2-、-(CH2)d-、-CF2CH2-、-CH2CF2-、-(CF2)d-、-CH=CH-、-CF=CF-、-CH=CF-、-CF=CH-、-C≡C-、-CH=CH-CO-O-、-O-CO-CH=CH-、-CH2CH2-CO-O-、-O-CO-CH2CH2-、-CHR1-、-CR1R2-又は単結合を表し、R1及びR2は、それぞれ独立して、1~12個の炭素原子を含む直鎖若しくは分岐鎖のアルキル基を表し、dは、1~4の整数を表し、
X0は、-O-、-S-、-CO-、-CF2-、-NH-又は-NF-を表し、
aは、0、1又は2を表し、bは、0又は1を表し、aが2を表す場合、環
は、同じであっても異なってもよく、Z1は、同じであっても異なってもよい。) - 前記液晶組成物において前記一般式Fの化合物が占める重量百分率は、0.1%~30%であり、前記液晶組成物において前記一般式Nの化合物が占める重量百分率は、0.1%~70%であり、前記液晶組成物において前記一般式Mの化合物が占める重量百分率は、0.1%~70%であり、前記液晶組成物において前記一般式RMの重合性化合物が占める重量百分率は、0.001%~5%である、ことを特徴とする請求項9に記載の液晶組成物。
- 少なくとも1つの添加剤を更に含む、ことを特徴とする請求項4に記載の液晶組成物。
- 請求項1~11のいずれか一項に記載の液晶組成物を含む、液晶表示装置。
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| CN202111283471.4 | 2021-11-01 | ||
| PCT/CN2022/121288 WO2023071657A1 (zh) | 2021-11-01 | 2022-09-26 | 液晶化合物及其液晶组合物和液晶显示器件 |
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| JP2013112682A (ja) * | 2011-11-25 | 2013-06-10 | Daxin Material Corp | 液晶化合物および液晶媒体 |
| CN107434973A (zh) * | 2016-05-27 | 2017-12-05 | 江苏和成显示科技股份有限公司 | 液晶化合物及其组合物和应用 |
| WO2018155340A1 (ja) * | 2017-02-27 | 2018-08-30 | Jnc株式会社 | ジベンゾフラン環を有する化合物、液晶組成物および液晶表示素子 |
| JP2018150294A (ja) * | 2017-03-13 | 2018-09-27 | Jnc株式会社 | フルオロジベンゾフラン環を有する化合物、液晶組成物および液晶表示素子 |
| JP2021109977A (ja) * | 2020-01-07 | 2021-08-02 | 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Merck Patent Gesellschaft mit beschraenkter Haftung | 液晶媒体 |
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| US7018685B2 (en) * | 2001-01-11 | 2006-03-28 | Merck Patent Gmbh | Fluorinated aromatic compounds and the use of the same in liquid crystal mixtures |
| DE102005012585A1 (de) | 2004-04-14 | 2005-11-03 | Merck Patent Gmbh | Dibenzofuran-, Dibenzothiophen- und Fluorenderivate |
| EP2921487B1 (de) | 2014-03-17 | 2018-01-03 | Merck Patent GmbH | 4,6-Difluor-dibenzofuran-Derivate |
| EP2937342B1 (de) | 2014-04-22 | 2016-11-30 | Merck Patent GmbH | 4,6-difluor-dibenzothiophen-derivate |
| CN107973766B (zh) * | 2016-10-21 | 2020-06-19 | 石家庄诚志永华显示材料有限公司 | 含有环烷基的氧芴衍生物的液晶化合物及其应用 |
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| CN116064050B (zh) * | 2021-11-01 | 2025-02-07 | 安徽晶凯电子材料有限公司 | 包含二苯并衍生物的液晶组合物及其液晶显示器件 |
| CN118146805A (zh) * | 2022-12-06 | 2024-06-07 | 北京八亿时空液晶科技股份有限公司 | 一种二苯噻吩液晶化合物及其制备方法与应用 |
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| JP2008189927A (ja) * | 2007-02-02 | 2008-08-21 | Merck Patent Gmbh | 液晶媒体 |
| JP2013112682A (ja) * | 2011-11-25 | 2013-06-10 | Daxin Material Corp | 液晶化合物および液晶媒体 |
| CN107434973A (zh) * | 2016-05-27 | 2017-12-05 | 江苏和成显示科技股份有限公司 | 液晶化合物及其组合物和应用 |
| WO2018155340A1 (ja) * | 2017-02-27 | 2018-08-30 | Jnc株式会社 | ジベンゾフラン環を有する化合物、液晶組成物および液晶表示素子 |
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| JP2021109977A (ja) * | 2020-01-07 | 2021-08-02 | 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Merck Patent Gesellschaft mit beschraenkter Haftung | 液晶媒体 |
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| CN116064046A (zh) | 2023-05-05 |
| KR20240046770A (ko) | 2024-04-09 |
| KR102906714B1 (ko) | 2026-01-02 |
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