US 12,006,462 B2
Liquid crystal composition, liquid crystal display element and liquid crystal display
Sumin Kang, Hebei (CN); Zhian Liang, Hebei (CN); Kui Wang, Hebei (CN); Guoliang Yun, Hebei (CN); and Wei Zhang, Hebei (CN)
Assigned to SHIJIAZHUANG CHENGZHI YONGHUA DISPLAY MATERIAL CO., LTD., Hebei (CN)
Appl. No. 17/997,717
Filed by Shijiazhuang Chengzhi Yonghua Display Material Co., Itd., Hebei (CN)
PCT Filed Aug. 25, 2020, PCT No. PCT/CN2020/110965
§ 371(c)(1), (2) Date Nov. 1, 2022,
PCT Pub. No. WO2021/253623, PCT Pub. Date Dec. 23, 2021.
Claims priority of application No. 202010550064.4 (CN), filed on Jun. 16, 2020.
Prior Publication US 2023/0303928 A1, Sep. 28, 2023
Int. Cl. G02F 1/1333 (2006.01); C09K 19/30 (2006.01); C09K 19/34 (2006.01)
CPC C09K 19/3491 (2013.01) [C09K 19/3001 (2013.01); C09K 19/3098 (2013.01); C09K 19/3405 (2013.01); C09K 2019/3408 (2013.01)] 5 Claims
 
1. A liquid crystal composition, comprising one or more compounds represented by Formula I, one or more compounds represented by Formula II, one or more compounds represented by Formula III, one or more compounds represented by Formula IV, one or more compounds represented by Formula V, one or more compounds represented by Formula VI, and a compound represented by Formula VII-2 or VII-4:

OG Complex Work Unit Chemistry
wherein
R1, R2, R3, R4, R5 and R6 each independently represent an alkyl with a carbon atom number of 1-10, a fluoro-substituted alkyl with a carbon atom number of 1-10, an alkoxy with a carbon atom number of 1-10, a fluoro-substituted alkoxy with a carbon atom number of 1-10, an alkenyl with a carbon atom number of 2-10, a fluoro-substituted alkenyl with a carbon atom number of 2-10, an alkenoxy with a carbon atom number of 3-8, or a fluoro-substituted alkenoxy with a carbon atom number of 3-8;
R7 and R8 each independently represent an alkyl with a carbon atom number of 1-10, a fluoro-substituted alkyl with a carbon atom number of 1-10, an alkoxy with a carbon atom number of 1-10, a fluoro-substituted alkoxy with a carbon atom number of 1-10, an alkenyl with a carbon atom number of 2-10, a fluoro-substituted alkenyl with a carbon atom number of 2-10, an alkenoxy with a carbon atom number of 3-8, or a fluoro-substituted alkenoxy with a carbon atom number of 3-8;

OG Complex Work Unit Chemistry
each independently represent 1,4-phenylene, 1,4-cyclohexylene or 1,4-cyclohexenylene;
R9 and R10 each independently represent an alkyl with a carbon atom number of 1-10, a fluoro-substituted alkyl with a carbon atom number of 1-10, an alkoxy with a carbon atom number of 1-10, a fluoro-substituted alkoxy with a carbon atom number of 1-10, an alkenyl with a carbon atom number of 2-10, a fluoro-substituted alkenyl with a carbon atom number of 2-10, an alkenoxy with a carbon atom number of 3-8, or a fluoro-substituted alkenoxy with a carbon atom number of 3-8;

OG Complex Work Unit Chemistry
represents 1,4-phenylene, 1,4-cyclohexylene or 1,4-cyclohexenylene;
Z1 represents a single bond or —CH2O—;
m represents 0 or 1; and when m represents 0, Z1 represents —CH2O—;
R11 and R12 each independently represent an alkyl with a carbon atom number of 1-10, a fluoro-substituted alkyl with a carbon atom number of 1-10, an alkoxy with a carbon atom number of 1-10, a fluoro-substituted alkoxy with a carbon atom number of 1-10, an alkenyl with a carbon atom number of 2-10, a fluoro-substituted alkenyl with a carbon atom number of 2-10, an alkenoxy with a carbon atom number of 3-8, or a fluoro-substituted alkenoxy with a carbon atom number of 3-8;

OG Complex Work Unit Chemistry
each independently represent 1,4-phenylene, 1,4-cyclohexylene or 1,4-cyclohexenylene;
R131 and R141 each independently represent an alkyl with a carbon atom number of 1-10; and
a mass content of the compound represented by Formula II is 3-10%; a mass percentage content of the compound represented by Formula III is 7-15%; a mass content of the compound represented by Formula V is 13-33%; a mass content of the compound shown in the Formula VI is 5-10%; a mass content of the compound shown in the Formula VII-2 or VII-4 is 5-10%.