Adeka Corporation

Asahi Denka Co., Ltd.

Dic Corporation

Masatomi Irisawa

Mineki Hasegawa

Ken Matsumoto

Kenji Hara

Hirokatsu Shinano

Tatsunori Kobayashi

Satoshi Yanagisawa

Takahiro Otsuka

Kazuyuki Itano

Toru Yano

Kiyoshi Murata

Yusuke Kubota

Yuji Oda

Hiroya Fukunaga

Toshihiko Murai

Rieko Hamada

Wataru Miyata

Kazuteru Nagasaka

Tomohisa Miura

A polymerizable composition includes an amide compound represented by Formula (1) and a polymerization initiator.

Amide compound, polymerizable composition, cured material, and method of manufacturing cured material

Provided are: a water-soluble composition which has excellent storage stability and is adaptable to a wide range of light sources and capable of forming a highly fine pattern; a method of producing a cured product of the same; a cured product of the same; and an acylphosphinate. The water-soluble composition contains: an acylphosphinate (A) represented by Formula (I) below, wherein Xrepresents an aryl group having 6 to 15 carbon atoms; Xrepresents a linear alkyl group having 1 to 8 carbon atoms or the like; Arepresents an alkali metal ion or the like; and m represents a number of 1 to 3; and a compound (B) having a group represented by Formula (II) below, wherein Rrepresents a hydrogen atom or the like; Zrepresents an oxygen atom or the like; Rrepresents a hydrogen atom or the like; Zrepresents an alkylene group having 1 to 6 carbon atoms; n represents a number of 0 to 30; * means a bond; and, when the compound (B) has plural groups represented by Formula (II), plural Rs, Zs, Zs and n's are each optionally the same or different. 

Water-soluble composition, production method for cured product thereof, and cured product thereof, and acyl phosphinate

Provided are: a radical polymerization initiator which has excellent sensitivity and solubility in water; a composition containing the same; a cured product of the composition; a method of producing the cured product; and a compound. The radical polymerization initiator contains a compound represented by Formula (A) below (wherein Zrepresents a direct bond or the like; Zrepresents &#x2014;C(R)&#x2014; or the like; Rto Reach represent a hydrogen atom or the like, or a group containing a salt-forming group, which is represented by Formula (B1) below (wherein Lrepresents a direct bond or the like, B represents an acidic group salt or the like, b represents 1 to 10, and the asterisk (*) represents a binding site), at least one of Rto Ris the group containing a salt-forming group; Rand the like each represent a hydrogen atom or the like; one or more hydrogen atoms in the alkyl group and the like used as Rto Rand the like are optionally substituted with an ethylenically unsaturated group or the like; one or more methylene groups in Rto Rand the like are optionally substituted with a double bond or the like; adjacent groups such as Rand Rare optionally bound together to, form a ring and optionally form a fused ring with a benzene ring in Formula (A); and represents a hydrogen atom or the like). 

Radical polymerization initiator, composition containing same, cured product of composition, production method for cured product, and compound

Provided are: a curable composition having excellent photolithographic properties and resin elution properties; a cured product of the curable composition; and a curing method of the curable composition. The curable composition is characterized by including: (A) at least one selected from the group consisting of a water-soluble polyfunctional (meth)acrylates and water-soluble polyfunctional (meth)acrylamides; and (B) a photosensitive group-containing water-soluble polymer. The water-soluble polyfunctional (meth)acrylates are preferably compounds represented by Formula (I) below, and the water-soluble polyfunctional (meth)acrylamides are preferably compounds represented by Formula (II) below. In Formulae (I) and (II), Rrepresents a hydrogen atom, a methyl group, or a halogen atom; Xrepresents an alkylene group having 1 to 6 carbon atoms that is optionally substituted with a hydroxy group; A represents an n-valent organic group; Rrepresents a hydrogen atom or an alkyl group having 1 to 4 carbon atoms; m represents a number of 1 to 30; n represents a number of 2 to 12; and t represents a number of 2 to 12. 

Curable composition, cured product thereof, and curing method therefor

Provided are: a pattern-forming method by which a laminate that has excellent interlayer adhesion of a resist film, yields a high-definition pattern and exhibits excellent gas barrier properties and high solvent resistance is obtained; and an electronic device produced by the same. The pattern-forming method includes: the step (1) of forming a film using a composition on a support; the exposure step (2) of irradiating a prescribed part of the thus formed film with an active energy ray to modify the developability of the prescribed part; and the development step (3) of developing the film to obtain a pattern, wherein, a plurality of compositions that differ in solubility to a developing solution are used as the composition, and the resulting pattern has a multilayer structure.

Pattern formation method and electronic device manufactured using same

Provided are a polymerizable liquid crystal composition, a coating material, a medium, and a polarizing device each produced using a polymerizable liquid crystal compound and a colorant and each capable of producing polarized light suitable for polarizing devices, and also a novel naphtholactam derivative, a novel coumarin derivative, a novel Nile Red derivative, and a novel anthracene derivative each suitable for use as the colorant. Specifically provided are a polymerizable liquid crystal composition containing (A) at least one liquid crystal compound having a polymerizable functional group, (B) at least one colorant, and (C) a polymerization initiator, and a novel naphtholactam derivative of formula (IV'), a novel coumarin derivative of formula (VI&#x2032;), a novel Nile Red derivative of formula (VII&#x2032;), and a novel anthracene derivative of formula (VIII&#x2032;) each suitable for use as the colorant (B).

Polymerizable liquid crystal composition, polarized light-emitting coating material, novel naphtholactam derivative novel coumarin derivative, novel nile red derivative, and novel anthracene derivative

Disclosed is a liquid crystal composition formed by including a polymerizable compound represented by general formula (I) in a nematic liquid crystal composition with negative dielectric anisotropy (&#x394;&#x2208;). In the formula, ring Crepresents a benzene-1,2,4-triyl group, or the like; rings Cto Crepresent a 1,4-phenylene group, a naphthalene-2,6-diyl group, or the like; Mto Mrepresent a hydrogen atom or a methyl group; Zand Zare a direct coupling, -L-, -LO&#x2014;, -LO&#x2014;CO&#x2014;, or the like; Zis a direct coupling, -L-, -OL-, &#x2014;O&#x2014;COL-, or the like; at least one of Z, Z, and Zis not a direct coupling; Land Lrepresent a Calkylene group; Zto Zrepresent a direct coupling, an ester bond, or the like; and p, q, and r are 0 or 1, wherein 1&#x2266;p+q+r&#x2266;3.

Liquid crystal composition comprising polymerizable compound, and liquid crystal display element using said liquid crystal composition

A polymerizable optically-active imide compound represented by the following general formula (I). Preferable among the polymerizable optically-active imide compound are compounds wherein Xand Xin general formula (I) are both &#x2014;CO&#x2014;, compounds wherein the rings Aand Ain general formula (I) are both naphthalene rings, compounds wherein the rings A, A, A, and Aare all benzene rings, compounds wherein Mand Min general formula (I) are both hydrogen atoms, or compounds wherein rings Aand A, as well as rings Aand A, in general formula (I) are the same ring, the groups Mand M, Xand X, Xand X, as well as Xand Xare the same group in each pair, and n and m are the same number. 

Polymerizable optically active imide compound and polymerizable composition containing the compound

A liquid crystal composition includes 100 parts by mass of a nematic liquid crystal composition having negative dielectric anisotropy and 0.01 to 3 parts by mass of a polymerizable compound of general formula (I). On being irradiated with an energy ray, such as UV rays, the liquid crystal composition provides an LCD capable of high-speed response without undergoing reduction in reliability (voltage holding ratio).  In formula (I), rings Care benzene, cyclohexane or naphthalene; Mare hydrogen or methyl; Zis a direct bond, -L-, -LO&#x2014;, etc.; Zis a direct bond, -L-, &#x2014;OL-, etc.; at least one of Zand Zis not a direct bond; Lare C1-C10 alkylene; when Z&#x2550;Z, one or more hydrogen atoms of the rings C, C, and Care substituted; Zand Zare each a direct bond, an ester bond, etc.; p and q are each 0 or 1, provided that p+q&#x2267;1.

Liquid crystal composition containing polymerizable compound and liquid crystal display using the liquid crystal composition

A polymerizable compound represented by general formula (1): wherein Zand Zeach represent a (meth)acryloyloxy group; Xand Xeach independently represent a single bond, an optionally branched alkylene group having 1 to 8 carbon atoms, an ether linkage, &#x2014;COO&#x2014;, &#x2014;OCO&#x2014;, &#x2014;OCOO&#x2014;, a 6-membered ring optionally having a substituent, or a combination thereof; Rrepresents &#x2014;R', &#x2014;OR&#x2032;, &#x2014;CO&#x2014;R&#x2032;, or &#x2014;OCO&#x2014;R&#x2032;; R&#x2032; represents a halogen atom, an optionally branched alkyl group having 1 to 8 carbon atoms, or a 6-membered ring optionally having a substituent, Land Leach independently represent a member selected from a single bond, &#x2014;CHCH&#x2014;, &#x2014;CH&#x2550;CH&#x2014;, &#x2014;C&#x2261;C&#x2014;, &#x2014;CHO&#x2014;, &#x2014;OCH&#x2014;, &#x2014;COO&#x2014;, and &#x2014;OCO&#x2014;; m represents an integer of 1 to 4; and the R's may be the same or different.

Polymerizable compound and polymerizable composition

A polymerizable compound represented by general formula (1): wherein A represents a ring assembly composed of at least two 6-membered rings each optionally having a substituent; Xand Xeach represent a (meth)acryloyloxy group; and Yand Yeach independently represent a single bond, an optionally branched alkylene group having 1 to 8 carbon atoms, an ether linkage, &#x2014;COO&#x2014;, &#x2014;OCO&#x2014;, a 6-membered ring optionally having a substituent, a naphthalene ring optionally having a substituent, or a combination thereof; the substituent being a hydrogen atom, a halogen atom, a nitrile group, an optionally branched alkyl group having 1 to 8 carbon atoms, an optionally branched alkoxy group having 1 to 8 carbon atoms, or an optionally branched alkenyl group having 2 to 8 carbon atoms, wherein the alkyl, alkoxy, or alkenyl group may have its &#x2014;CH&#x2014; moiety replaced with a sulfur atom or an oxygen atom and may have its hydrogen atom replaced with a halogen atom or a nitrite group.

A trifunctional (meth)acrylate compound of general formula (I) is provided The compound is capable of retaining a liquid crystal phase at or below 30 &#xb0; C. Polymerizable compositions containing a compound of formula (I) are also provided.

Trifunctional (meth)acrylate compound and polymerizable composition containing same

A polymerizable composition comprising a bifunctional (meth)acrylate compound represented by the following general formula (1) and a monofunctional (meth)acrylate compound represented by the general formula (2): Rand Reach=a hydrogen atom, methyl group, or halogen atom; A, A, Aeach=a benzene, cyclohexane, cyclohexene, naphthalene, decahydronaphthalene, tetrahydronaphthalene, or phenanthrene ring; rings may be substituted with 1-8 carbon atom alkyl group, 1-8 carbon atom alkoxy group, a halogen atom, or a cyano group; at least one of A, A, and Acomprises a substituent; &#x2014;CH&#x2550; may be replaced by &#x2014;N&#x2550;, and &#x2014;CH&#x2014; may be replaced by &#x2014;S&#x2014; or &#x2014;O&#x2014;: L, L, Leach=a single bond, &#x2014;COO&#x2014;, &#x2014;OCO&#x2014;, &#x2014;(CH)&#x2014;, &#x2014;CH&#x2550;CH&#x2014;, &#x2014;(CH)O&#x2014;, &#x2014;CH&#x2550;CHCHO&#x2014;, &#x2014;CH&#x2261;C&#x2014;, &#x2014;(CH)COO&#x2014;, or &#x2014;CF&#x2550;CF&#x2014;; n=integer 0-3; and, when n&#x2267;2, Land Amay be the same or different; p and q each=an integer 1-8: 

Polymerizable composition

A polymerizable composition comprising a bifunctional (meth)acrylate compound represented by general formula (1) and a monofunctional (meth)acrylate compound having a nitrile group at the terminal thereof represented by general formula (2). The mass ratio of them (the former/the latter) is from 90/10 to 40/60.

A polymerizable compound represented by general formula (1) of the invention has good solvent solubility and excellent alignment control properties and optical characteristics.  In formula (1), Mand Mare each hydrogen or methyl; Xand Xare each a single bond, or an optionally branched C1-10 alkylene, alkyleneoxy or alkyleneoxycarbonyloxy; Xis optionally branched C1-10 alkylene; Yand Yare each an ester linkage, etc.; and rings A, B, C, and D are each a cyclic structure, such as 2,6-naphthlene.

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Saitama, Japan

Masatomi Irisawa