Dic Corporation

Activus Pharma Co., Ltd.

Masanori Miyamoto

Changjun Deng

Shinya Yamamoto

Tomoyuki Imada

Nobuo Kobayashi

Tomokazu Yamada

Xia Yang

Yutaka Kadomoto

Yasuko Odani

Hidetomo Kai

Tetsuo Kusumoto

Masanao Hayashi

Hidetsugu Takagaki

Yoshiyuki Sano

Ayaki Hosono

Sei Yamamoto

Youichi Tanimoto

Naohiro Takeshita

Ena Takeshita

Keisuke Wakahara

Yu Asano

Azusa Yogo

Akihiro Kondou

Yasuyuki Katakami

Yong Fang

Fangxi Xiu

Kenta Shimizu

The compound is represented by general formula (i). In the compound, in a group K, at least two secondary carbon atoms in an alkyl group (a linear alkyl, halogenated alkyl, or cyanogenated alkyl group having 3 to 40 carbon atoms) are replaced with &#x2014;C(&#x2550;X)&#x2014; and/or &#x2014;CH(&#x2014;CN)&#x2014;, where Xis an oxygen atom, a sulfur atom, NH, or NR; in addition, a group A, a group A, or the group Kincludes, as a substituent, at least one P-Sp- group, where Pis a polymerizable group, and SPis a spacer group or a single bond. The liquid crystal composition including the compound represented by general formula (i) can be adsorbed onto substrates between which a liquid crystal layer is held, and, consequently, without the use of an alignment film, liquid crystal molecules can be maintained in a state in which the liquid crystal molecules are aligned in a vertical direction.

Polymerizable compound, and liquid crystal composition and liquid crystal display element in which the compound is used

To provide a resist material that can form a film with high smoothness and uniformity and has high patterning performance, such as resolution, a resist material is provided that contains a calixarene compound (A) with a molecular structure represented by the following structural formula (1) and a resin component (B); wherein Rdenotes a perfluoroalkyl group or a structural moiety with a perfluoroalkyl group; Rdenotes a hydrogen atom, a polar group, a polymerizable group, or a structural moiety with a polar group or a polymerizable group; Rdenotes a hydrogen atom, an aliphatic hydrocarbon group that optionally has a substituent, or an aryl group that optionally has a substituent; n denotes an integer in the range of 2 to 10; and * denotes a bonding point with an aromatic ring.

Resist material

There are provided a compound represented by general formula (1), a photopolymerization initiator comprising this compound, a photocurable composition having this photopolymerization initiator and a photocurable compound as essential components, and a cured product formed by curing this photocurable composition, wherein in formula (1), Rand Reach independently represents an alkyl group or the like; Rto Reach independently represent a hydrogen atom, an alkyl group or the like; Xrepresents a single bond or an alkylene group; and Xrepresents a bonding group represented by general formulas (2) to (4), and wherein n represents an integer of 1 to 6, when n is an integer of 1, Y represents an alkyl group, an aryl group or the like.

Compound, photopolymerization initiator, photocurable composition and cured product thereof, and photocurable ink and print using the same

A calixarene compound represented by formula (1) below is provided. The calixarene compound contains, per molecule, at least one &#x2014;CHOH group or phenolic hydroxy group and at least one carbon-carbon unsaturated bond. R's are a structural moiety (A), which has a &#x2014;CHOH group; a structural moiety (B), which has a carbon-carbon unsaturated bond; a structural moiety (C), which has a &#x2014;CHOH group and a carbon-carbon unsaturated bond; a monovalent organic group (D), which is different from (A), (B), and (C); or a hydrogen atom (E). R's are (A), (B), (C), (D), or (E) provided that not all R's are (E). R's are one of a hydrogen atom, an aliphatic hydrocarbon group, and an aryl group, n is 2 to 10. * is a point of attachment to an aromatic ring. A curable composition including the calixarene compound is provided. A cured product of the curable composition is provided 

Calixarene compound, curable composition, and cured product

A compound useful as a release agent, and a release agent, a curable composition, and a nanoimprint lithography resin material each containing the compound are provided. More specifically, a calixarene compound with a molecular structure represented by the following structural formula (1) and a composition containing the calixarene compound are provided. wherein Rdenotes a structural moiety with a perfluoroalkyl group, Rdenotes a hydrogen atom, a polar group, a polymerizable group, or a structural moiety with a polar group or a polymerizable group, Rdenotes a hydrogen atom, an aliphatic hydrocarbon group that may have a substituent, or an aryl group that may have a substituent, n denotes an integer in the range of 2 to 10, and * denotes a bonding point with an aromatic ring.

Calixarene compound and curable composition

A novel compound is used as a novel photopolymerization initiator, the novel compound having a molecular structure represented by general formula 1 below [Rrepresents an alkyl group having 1 to 10 carbon atoms, Rrepresents an alkyl group having 1 to 12 carbon atoms or the like, Rrepresents an alkyl group having 1 to 12 carbon atoms or the like, Rto Reach independently represent a hydrogen atom, an alkyl group having 1 to 8 carbon atoms, or the like, Yrepresents an alkyl group having 3 to 19 carbon atoms or the like, Yrepresents an organic linking group, Xrepresents an ethylene group or the like, Xand Xeach represent an ethylene group or the like, Yrepresents a single bond or an alkylidene group, and n represents an integer of 1 to 3].

Compound, photocurable composition, cured product of same, printing ink, and printed matter curing the printing ink

The invention provides a fluorine-containing acetophenone derivative which is useful as an additive that can impart excellent antifouling properties and scratch resistance to the surface of a cured coating and that also offers high transparency of the coating; a fluoroadditive and an active energy ray curable composition which each include the above derivative; a cured product of the composition; and an article having a cured coating of the composition. Specifically, this object is achieved by using a fluorine-containing acetophenone derivative, typically represented by the structural formula below, that is obtained by introducing an acryloyl group into a poly(perfluoroalkylene ether) chain and thereafter introducing, using Michael addition reaction, an &#x3b1;-aminoacetophenone-based structural unit capable of generating radical species by photocleavage 

Fluorine-containing acetophenone derivative, fluroine based additive, curable composition including same, and cured product thereof

Provided are an active energy ray-curable composition which has a low viscosity suitable for coating and also exhibits a high refractive index in terms of a cured product thereof, a cured product thereof, and a plastic lens. The active energy ray-curable composition contains a phenylbenzyl (meth)acrylate (A) and a bicarbazole compound (B) represented by the following structural formula (1) (in the formula, Xand Xeach independently represent a photopolymerizable functional group, a structural moiety having a photopolymerizable functional group, or a hydrogen atom, provided that at least one of Xand Xrepresents a photopolymerizable functional group or a structural moiety having a photopolymerizable functional group; and Rand Reach independently represent a hydrogen atom, an alkyl group having 1 to 4 carbon atoms, an alkoxy group having 1 to 4 carbon atoms, a bromine atom, or a chlorine atom). 

Active energy ray-curable composition and plastic lens

Provided are an active energy ray-curable composition which has a viscosity suitable for coating and also has a super high refractive index at a level higher than ever, a cured product thereof, and a plastic lens. The active energy ray-curable composition contains zirconium oxide nanoparticles (A) and a bicarbazole compound (B) represented by the following structural formula (1) (in the formula, Xand Xeach independently represent a photopolymerizable functional group, a structural moiety having a photopolymerizable functional group, or a hydrogen atom, provided that at least one of Xand Xrepresents a photopolymerizable functional group or a structural moiety having a photopolymerizable functional group; and Rand Reach independently represent a hydrogen atom, an alkyl group having 1 to 4 carbon atoms, an alkoxy group having 1 to 4 carbon atoms, a bromine atom, or a chlorine atom). 

A photopolymerizable material contains, as a main polymerization component, a bicarbazole compound represented by structural formula (1).  In structural formula (1), Xand Xare each independently a photopolymerizable functional group, a structural site having a photopolymerizable functional group, or a hydrogen atom, at least one of Xand Xis a photopolymerizable functional group or a structural site having a photopolymerizable functional group, Rand Rare each independently a hydrogen atom, an alkyl group having 1 to 4 carbon atoms, an alkoxy group having 1 to 4 carbon atoms, a bromine atom, or a chlorine atom, and at least one of Rand Ris a hydrogen atom.

Bicarbazole compound, photo-curable composition, cured product thereof, curable composition for plastic lens, and plastic lens

A compound obtained through Michael addition reaction of an &#x3b1;-aminoacetophenone skeleton-containing compound (I) represented by the following general formula (1) and a reactive compound (II) having a function as a Michael acceptor is used as a photopolymerization initiator. In the general formula (1), Rrepresents an aliphatic group, Rto Reach independently represent an aliphatic group, etc., Rto Reach independently represent a hydrogen atom, Xrepresents a single bond or a C1-6 alkylene group, Xrepresents a carbonyl group, Yand Yrepresent a group represented by the following general formula (2). However, when Yand Yboth have a structure represented by the general formula (2), Xin at least one of them is &#x2014;NH&#x2014;. In the general formula (2), Xand Xeach independently represent a linear or branched alkylene group having 2 to 6 carbon atoms, Xrepresents a single bond, &#x2014;O&#x2014; or &#x2014;NH&#x2014;. 

Compound, active energy ray curable composition, cured article thereof, printing ink, and inkjet recording ink

A quaternary ammonium compound of the present invention is a quaternary ammonium compound represented by general formula (I) or (I') (wherein, A represents a linear alkyl group having 1 to 4 carbon atoms, a branched alkyl group having 2 to 4 carbon atoms, a linear alkyl group having 1 to 4 carbon atoms and a hydroxyl group, or a branched alkyl group having 2 to 4 carbon atoms and a hydroxyl group, Rto Rmay be the same or different and represent a linear or branched alkyl group having 1 to 12 carbon atoms, one of Rto Rrepresents COor SO, while no more than three of the remaining Rto Rrepresent a group selected from the group consisting of a hydroxyl group and an alkoxy group having 1 to 4 carbon atoms, and other Rto Rrepresent a hydrogen atom, one of R&#x2032;to R&#x2032;represents COH or SOH, no more than three of the remaining R&#x2032;to R&#x2032;represent a group selected from a protected hydroxyl group and an alkoxy group having 1 to 4 carbon atoms, while other R&#x2032;to R&#x2032;represent a hydrogen atom, and Xrepresents an anion capable of forming a salt with a quaternary ammonium group).

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Sakura, Japan

Masanori Miyamoto