Patent number: 8481129
Abstract: A liquid crystal compound of Formula (I) is provided. In Formula (I), A is benzene, naphthalene, pyridine, furan, thiophene or a single bond, D is benzene, naphthalene, pyridine, furan, thiophene or a single bond, R1 and R2 are C1-10 alkyl, C1-10 alkoxy, fluoro or trifluoro methyl, E is benzene, naphthalene, pyridine, furan, thiophene or a single bond, W is —CO—O—, —O—CO—, —O—, —CH2—CH2—, —CH?CH—, —CH2—O— or a single bond, Z is benzene, naphthalene, pyridine, furan, thiophene or a single bond, Y is hydrogen, methyl, ethyl or propyl, m is 0, 1 or 2, p is 0, 1 or 2, r is 0, 1 or 2, q is 0, 1 or 2, and n is 0, 1, 2 or 3. The invention also provides a liquid crystal display and photochromic material including the compound.
Type:
Grant
Filed:
December 29, 2011
Date of Patent:
July 9, 2013
Assignee:
Industrial Technology Research Institute
Inventors:
Yi-Rong Wang, Chih-Lung Chin, Wan-Chi Chen, Kung-Lung Cheng, Shih-Hsien Liu
Patent number: 8460766
Abstract: A liquid crystal compound of Formula (1) is provided below: wherein R is hydrogen, linear or branching C1-15 alkyl, linear or branching C1-15 alkyl (wherein any one of —CH2— is replaced by —O—, —S—, —CO—, —CO—O—, or —O—CO—), linear or branching C2-15 alkenyl, or linear or branching C2-15 alkenyl (wherein any one of —CH2— is replaced by —O—, —S—, —CO—, —CO—O—, or —O—CO—), A and B are, independently, cyclohexane, cyclohexane (wherein any one of —CH2— is replaced by —O— or —NH—), benzene, or benzene (wherein any one of —CH2? is replaced by —N?), X is a single bond, —CO—O—, —O—CO—, —CH2O—, —OCH2—, —CH2CH2—, —C?C—, —C?C—, —CF2O—, or —OCF2—, Q is oxygen or CH2, Y is CF3, CF2H, or CFH2, L1, L2, and L3 are, independently, hydrogen or fluorine, and m is 0, 1, or 2.
Type:
Grant
Filed:
June 10, 2011
Date of Patent:
June 11, 2013
Assignee:
Industrial Technology Research Institute
Inventors:
Pei-Chen Huang, Kuo-Chang Wang, Kuo-Liang Yeh, An-Cheng Chen, Kung-Lung Cheng, Shyue-Ming Jang