Liquid crystal display device and method of manufacturing the same

A liquid crystal display device comprising:

• a liquid crystal display element including
• a pair of alignment films provided on opposing face sides of a pair of substrates, and
• a liquid crystal layer including liquid crystal molecules with negative dielectric constant anisotropy provided between the pair of alignment films,
• wherein at least one of the pair of alignment films includes a compound in which a polymer compound including a photosensitive functional group as a side chain is deformed,
• a pretilt is conferred on the liquid crystal molecules by the deformed compound, and
• at least one type of a compound represented by a following General Formula 101 or General Formula 102 is included in the liquid crystal layer,
• CH(4-n)(R1)n (101)
• (R2)m-A-(X)p (102).
• wherein
• in General Formula 101, R1 represents a phenyl group or a cyclohexyl group which may be respectively independently substituted and n is 3 or 4, and
• in General Formula 102, “A” represents a benzene ring or a cyclohexane ring, R2 represents a phenyl group, a cyclopentadienyl group, or a naphthyl group which may be respectively independently substituted, X respectively independently represents a halogen atom, m is 3, and p is an integer between 0 and 3.

A method of manufacturing a liquid crystal display device, the method comprising:

• forming a first alignment film formed of a polymer compound including a cross-linkable functional group as a side chain on one of a pair of substrates;
• forming a second alignment film on an other of the pair of substrates;
• arranging the pair of substrates so that the first alignment film and the second alignment film are opposing, and sealing a liquid crystal layer including liquid crystal molecules with negative dielectric constant anisotropy and at least one type of compound represented by a following General Formula 101 or General Formula 102 between the first alignment film and the second alignment film;
• and
• conferring a pretilt on the liquid crystal molecules by cross-linking the polymer compound after sealing the liquid crystal layer,
• CH(4-n)(R1)n (101)
• (R2)m-A-(X)p (102).
• wherein
• in General Formula 101, R1 represents a phenyl group or a cyclohexyl group which may be respectively independently substituted and n is 3 or 4, and
• in General Formula 102, “A” represents a benzene ring or a cyclohexane ring, R2 represents a phenyl group, a cyclopentadienyl group, or a naphthyl group which may be respectively independently substituted, X respectively independently represents a halogen atom, m is 3, and p is an integer between 0 and 3.

A method of manufacturing a liquid crystal display device, the method comprising:

• forming a first alignment film formed of a polymer compound including a photosensitive functional group as a side chain on one of a pair of substrates;
• forming a second alignment film on an other of the pair of substrates;
• arranging the pair of substrates so that the first alignment film and the second alignment film are opposing, and sealing a liquid crystal layer including liquid crystal molecules with negative dielectric constant anisotropy and at least one type of compound represented by a following General Formula 101 or General Formula 102 between the first alignment film and the second alignment film;
• and
• conferring a pretilt on the liquid crystal molecules by deforming the polymer compound after sealing the liquid crystal layer,
• CH(4-n)(R1)n (101)
• (R2)m-A-(X)p (102).
• wherein
• in General Formula 101, R1 represents a phenyl group or a cyclohexyl group which may be respectively independently substituted and n is 3 or 4, and
• in General Formula 102, “A” represents a benzene ring or a cyclohexane ring, R2 represents a phenyl group, a cyclopentadienyl group, or a naphthyl group which may be respectively independently substituted, X respectively independently represents a halogen atom, m is 3, and p is an integer between 0 and 3.

A method of manufacturing a liquid crystal display device, the method comprising:

• forming a first alignment film formed of a polymer compound including a cross-linkable functional group or a photosensitive functional group as a side chain on one of a pair of substrates;
• forming a second alignment film on an other of the pair of substrates;
• arranging the pair of substrates so that the first alignment film and the second alignment film are opposing, and sealing a liquid crystal layer including liquid crystal molecules with negative dielectric constant anisotropy and at least one type of compound represented by a following General Formula 101 or General Formula 102 between the first alignment film and the second alignment film;
• and
• conferring a pretilt on the liquid crystal molecules by irradiating energy rays on the polymer compound after sealing the liquid crystal layer,
• CH(4-n)(R1)n (101)
• (R2)m-A-(X)p (102).
• wherein
• in General Formula 101, R1 represents a phenyl group or a cyclohexyl group which may be respectively independently substituted and n is 3 or 4, and
• in General Formula 102, “A” represents a benzene ring or a cyclohexane ring, R2 represents a phenyl group, a cyclopentadienyl group, or a naphthyl group which may be respectively independently substituted, X respectively independently represents a halogen atom, m is 3, and p is an integer between 0 and 3.