The present invention is to provide a laminated glass having excellent impact resistance and a projection image display system. The laminated glass of the present invention includes a first glass plate, an alignment film containing a vinyl alcohol resin, a retardation layer formed of a composition containing a polymerizable liquid crystal compound and a compound represented by Formula (1), a cholesteric liquid crystal layer, and a second glass plate in this order.

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Provided is a compound having a wide temperature range exhibiting liquid crystallinity and excellent precipitation suppression and solubility; and a polymerizable composition, a cured product, an optical film, a polarizing plate, and an image display device, each using the compound. The compound is represented, for example, by Formula (1) or (2).

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Thermally conductive electrically insulating compositions and structures and devices comprising such materials. In various embodiments, such materials comprise liquid crystal polymer and fillers, wherein the fillers comprise boron nitride and glass fiber. In various embodiments, the liquid crystal polymer is selected from the group consisting of semi-aromatic copolyesters, copolyamides, polyester-co-amides, and mixtures thereof.

Provided are a liquid crystal polyester resin composition and a liquid crystal polyester fiber both capable of suppressing gas generation during melt-heating as well as producing a molded body of good quality with few bubbles. The liquid crystal polyester resin composition includes a liquid crystal polyester and at least one metallic element selected from the group consisting of metallic elements belonging to from Group 8 to Group 11 in Periodic Table. The liquid crystal polyester fiber includes the liquid crystal polyester resin composition. For example, the liquid crystal polyester fiber may have a total amount of carboxy end groups (total CEG amount) of 5.0 mEq/kg or less.

A microneedle assembly that is capable of transdermal delivery of a drug compound, such as a vaccine, (e.g., vaccine) across a dermal barrier of a subject (e.g., human), and/or detecting the presence of an analyte in the subject is provided. The microneedle assembly comprises a plurality of microneedles arranged on a support that each contain a tip and base, one or both of which are formed from a polymer composition that includes a liquid crystalline polymer. By selectively controlling the specific components of the polymer composition, as well as their relative concentration, the resulting microneedles may exhibit a high degree of physical alignment, which can help ensure better performance during use of the microneedle assembly.

Provided is (i) a composition containing at least one kind of polymerizable liquid crystal compound and at least one kind of photopolymerization initiator, the at least one kind of photopolymerization initiator having (i) a maximum absorption at wavelength λ(A) and (ii) a maximum absorption at wavelength λ(B), the at least one kind of polymerizable liquid crystal compound and the at least one kind of photopolymerization initiator satisfying the following: 20 nm<λ(B)−λ.sub.max(LC); or 20 nm<λ.sub.max(LC)−λ(A), wherein λ.sub.max(LC) represents a wavelength at which the at least one kind of polymerizable liquid crystal compound has a maximum absorption, the composition being a composition from which an optically anisotropic layer that hardly has a transfer defect during a transfer is capable of being produced, and (ii) a display device and the like each including the optically anisotropic layer produced from the composition.

Compounds of formula I,
(R.sup.11O).sub.sSi(CH.sub.3).sub.3−s-Sp.sup.11-NR.sup.12-Sp.sup.12-C(OR.sup.13).sub.tH.sub.3−t  I
wherein the variable groups are as defined herein are useful as adhesion promotors in polymerizable liquid crystal (LC) material.

A liquid crystal display device includes an element substrate, a counter substrate, a liquid crystal layer sandwiched between the element substrate and the counter substrate, reflective electrodes placed on a surface of the element substrate that is located on the liquid crystal layer side, and a pair of alignment films each of which is placed on a corresponding one of a surface of the element substrate that is located on the liquid crystal layer side and a surface of the counter substrate that is located on the liquid crystal layer side. A liquid crystal composition contained in the liquid crystal layer contains a compound containing an alkoxy group. The alignment films contain a polymer including polyimide. The polyimide is derived from a polyamic acid and contains a side chain represented by Formula (1).

Provided is a compound represented by the following formula: ##STR00001##
Y.sup.1 to Y.sup.8 each represent a chemical single bond, O, S, OC(O), C(O)O, OC(O)O, NR.sup.1C(O), C(O)NR.sup.1, OC(O)NR.sup.1, NR.sup.1C(O)O, NR.sup.1C(O)NR.sup.1, ONR.sup.1, or NR.sup.1O, R.sup.1 being a hydrogen atom or an alkyl group having 1 to 6 carbon atoms. G.sup.1 and G.sup.2 each represent a divalent linear aliphatic group having 1 to 20 carbon atoms. that optionally includes O, S, OC(O), C(O)O, OC(O)O, NR.sup.3C(O), C(ONR.sup.3, NR.sup.3, or C(O). Z.sup.1 and Z.sup.2 each represent an alkenyl group having 2 to 10 carbon atoms. A.sup.1 represents a trivalent aromatic group. A.sup.2 and A.sup.3 each represent a divalent alicyclic hydrocarbon group having 3 to 30 carbon atoms. A.sup.4 and A.sup.5 each represents a divalent aromatic group having 6 to 30 carbon atoms. Q.sup.1 represents a alkyl group having 1 to 6 carbon atoms, an organic group having 2 to 30 carbon atoms that includes at least one of an aromatic hydrocarbon ring and a heteroaromatic ring, or a hydrogen atom. n and m each represent 0 or 1.

A phase difference plate including an optically anisotropic layer obtained by curing a composition (A) containing a polymerizable liquid crystal compound with reverse wavelength dispersion and a polymerizable monomer, wherein the polymerizable liquid crystal compound with reverse wavelength dispersion has a main chain mesogen and a side chain mesogen bonded to the main chain mesogen in the molecule thereof; the main chain mesogen and the side chain mesogen are oriented in different directions, whereby a birefringence n of the optically anisotropic layer has reverse wavelength dispersion property; and retardations of a layer obtained by curing a composition (A0) in which the polymerizable monomer in the composition (A) is replaced by the polymerizable liquid crystal compound with reverse wavelength dispersion and retardations of the optically anisotropic layer satisfy specific relationship; and a circularly polarizing plate and a display device including the same.