Sharp Kabushiki Kaisha Corporation

Kanto Kagaku Kabushiki Kaisha

Other

Hoyo Mizobe

Kenji Suzuki

Masahiko Yoshida

Nobuaki Yamada

Noriaki Onishi

Shuichi Kozaki

Aya Miyazaki

Polymerizable compound, polymerizable resin composition, cured polymer and liquid crystal display device

The present invention provides a polymerizable compound represented by Formula (I): ##STR1## where X represents a hydrogen atom or a methyl group; 1 represents an integer in the range of 0 to 14; m represents 0 or 1; n represents 0 or 1; p represents an integer in the range of 0 to 6; and q represents an integer in the range of 0 to 9, wherein m is 0 under the condition 1=0, and 1 under the condition 1.noteq.0.

Polymerizable compound and a liquid crystal display device using the same

A polymerizable compound represented by Formula (I): ##STR1## where X is a hydrogen atom or a methyl group; l and m are independently an integer of 0 to 14; Y is a single bond, --COO--, --OCO--, or --O--; n and p are independently an integer of 0 to 18; q and s are independently an integer of 0 or 1; and R.sup.A and R.sup.B are independently represented by Formula (II) or (III); ##STR2## provided that, when q=1, p.gtoreq.2; and when R.sup.A is represented by the Formula (II), R.sup.B is represented by the Formula (II).

Polymerizable compound and liquid crystal display device using the same

A polymerizable compound represented by Formula (I): ##STR1## where X is a hydrogen atom or a methyl group; Y and Z are independently a hydrogen atom or a fluorine atom; l is an integer of 0 to 14; m and n are independently an integer of 0 or 1; R is represented by Formula (II), (III), or (IV); and when m=1, l.gtoreq.1; ##STR2##

The polymeric compound of this invention is represented by the following general formula (I): ##STR1## wherein A represents a hydrogen atom or ##STR2## B represents a hydrogen atom or ##STR3## each of X.sub.1 and X.sub.2 represents independently a hydrogen atom or a methyl group, each of m and n represents independently an integer of 0 to 14, each of p and q represents independently 0 or 1, and each of Y1 , Y.sub.2, Y.sub.3, and Y.sub.4 represents independently a hydrogen atom or a fluorine atom, with the proviso that both A and B are not hydrogen atoms, p is 0 when m is 0, and q is 0 when n is 0. The liquid crystal display element of this invention includes a pair of substrates oppositely disposed with a gap therebetween, and a liquid crystal layer placed in said gap, at least one of said substrates being transparent, and said liquid crystal layer having a liquid crystal region, and a polymer wall surrounded by said liquid crystal region, wherein said liquid crystal layer includes a liquid crystal material, a polymeric polymer material, and the above-described polymeric compound. The liquid crystal display element prepared from the polymeric compound of this invention does not cause disclination lines, and has bright characteristics in the absence of an electric voltage.

Polymeric compounds, and liquid crystal element using the same

The polymeric compound of this invention is represented by the following general formula (I): ##STR1## wherein A represents a hydrogen atom or ##STR2## B represents a hydrogen atom or ##STR3## each of X.sub.1 and X.sub.2 represents independently a hydrogen atom or a methyl group, each of m and n represents independently an integer of 0 to 14, each of p and q represents independently 0 or 1, and each of Y1, Y.sub.2, Y.sub.3, and Y.sub.4, represents independently a hydrogen atom or a fluorine atom, with the proviso that both A and B are not hydrogen atoms, p is 0 when m is 0, and q is 0 when n is 0. The liquid crystal display element of this invention includes a pair of substrates oppositely disposed with a gap therebetween, and a liquid crystal layer placed in said gap, at least one of said substrates being transparent, and said liquid crystal layer having a liquid crystal region, and a polymer wall surrounded by said liquid crystal region, wherein said liquid crystal layer includes a liquid crystal material, a polymeric polymer material, and the above-described polymeric compound. The liquid crystal display element prepared from the polymeric compound of this invention does not cause disclination lines, and has bright characteristics in the absence of an electric voltage.

Growing community of inventors

Soka, Japan

Hoyo Mizobe