Mitsubishi Chemical Corporation

Mitsubishi Rayon Company, Limited

Yoshihiro Kamon

Tadayuki Fujiwara

Hikaru Momose

Ryuichi Ansai

Hideaki Kuwano

Akihiro Goto

Satoshi Sakuma

Tadahiro Ozawa

Junichi Nakamura

Asako Kaneko

Hiroyuki Mori

Yoko Tamura

Takafumi Asai

Atsushi Koizumi

Kazuaki Mukai

Takeru Jo

Naoshi Murata

Masaaki Kiura

Atsushi Ootake

Takahiro Mukuda

Masashi Serizawa

Kana Taniguchi

Toru Tokimitsu

Sho Katsumata

Riina Kanbara

Yukiya Wakisaka

Masatoshi Ura

A polyester resin including: structural unit (A) represented by a specific formula; structural unit (B) derived from an aliphatic diol having 3 to 8 carbon atoms (provided that the structural unit (A) is excluded); and at least one structural unit (C) selected from the group consisting of structural unit (c1) derived from a trivalent or higher-valent acid component and structural unit (c2) derived from a trihydric or higher-hydric alcohol component, the polyester resin including the structural unit (B) in an amount of 20 molar parts or more with respect to 100 molar parts of all the structural units derived from acid components.

Polyester resin

Provided is a polymer including a constituent unit (1) based on a monomer represented by Formula (1), in which a content of a constituent unit based on a monomer having a polycyclic structure is 35 mol % or less. In Formula (1), Rrepresents a hydrogen atom or a methyl group, Arepresents a linking group including an ester bond, or a single bond, where Ahas no tertiary carbon atom, and Zrepresents an atomic group forming a sulfur-containing cyclic hydrocarbon group having 3 to 6 carbon atoms, which includes a carbon atom bonded to A, and —SO—.

Polymer, resist composition, method for manufacturing substrate having pattern formed therein, and (meth)acrylic ester and production method therefor

Polymer, resist composition, method for manufacturing substrate having pattern formed therein, and (meth) acrylic ester and production method therefor

First embodiment of a (meth)acrylic copolymer in the present invention includes following: a (meth)acrylic copolymer having at least one kind of constitutional unit selected from the group consisting of a constitutional unit (A1) having at least one kind of structure (I) selected from the group consisting of structures represented by the following formula (1), formula (2), or formula (3) and a constitutional unit (A2) having a triorganosilyloxycarbonyl group and a constitutional unit (B) derived from a macromonomer (b): 

(Meth)acrylic copolymer, polymer solution, polymer-containing composition, anti-fouling coating composition, and method for producing (meth)acrylic copolymer

Provided is a resin composition for producing a coating composition excellent in appearance, abrasion resistance, and hardness of a coating film. The resin composition of the present invention includes a compound A having a branched structure which has a terminal hydroxyl group, a polyisocyanate B, and an inorganic particle C, in which the inorganic particle C has a functional group enabling reacting with a hydroxyl group or an isocyanate group on a surface thereof.

Resin composition, coating composition, and coated article

A polyester resin having low-temperature (80-240&#xb0; C.) fluidity, storage stability, and achieving both dispersibility and grindability, where the polyester resin includes, in reacted form: a polyhydric alcohol; a polycarboxylic acid; a sulfonate component, which is a bis(2-hydroxyethyl)isophthalate sulfonic acid salt; and a hetero alicyclic skeleton, which can be a monomer of formula (1) and/or formula (2): 

Polyester resin, method for producing polyester resin, and toner using said polyester resin

Provided is a production method whereby corresponding carboxylic acid esters can be obtained from a variety of carboxylic acids at a high yield, even under conditions using a simple reaction operation and little catalyst and even if the amount of substrate used is theoretical. A production method for carboxylic acid ester, whereby a prescribed diester dicarbonate, carboxylic acid, and alcohol are reacted in the presence of at least one type of magnesium compound and at least one type of alkali metal compound.

Carboxylic acid ester production method

Provided is a production method whereby corresponding carboxylic acid anhydrides and carboxylic acid esters can be obtained at high yield from various carboxylic acids even without a solvent and near room temperature. A method for producing a carboxylic acid anhydride represented by formula (II), the method comprising reacting a compound represented by formula (I) and a carboxylic acid in the presence of a Group II metal compound having an ionic ligand containing an oxygen atom. A method for producing a carboxylic acid ester, the method comprising reacting a carboxylic acid anhydride produced by the aforementioned method and an alcohol. In formula (I), Rrepresents a Chydrocarbon group. In formula (II), Rrepresents a Chydrocarbon group.

Method for producing carboxylic acid anhydride and method for producing carboxylic acid ester

A (meth)acrylate represented by the following formula (1): 

(Meth)acrylate, raw material alcohol for the (meth)acrylate, method of producing the (meth)acrylate and the alcohol, polymer produced by polymerizing the (meth)acrylate, chemically amplified resist composition, and method of the formation of a pattern

A 5-methylene-1,3-dioxolan-4-one derivative and a monomer and copolymer thereof and a resist composition containing the polymer or copolymer where the 5-methylene-1,3 -dioxolan-4-one derivative is of formula (1): wherein Rrepresents a bridged cyclic hydrocarbon group containing 4 to 16 carbon atoms, or a linear or branched alkyl group containing 1 to 6 carbon atoms which has a bridged cyclic hydrocarbon group containing 4 to 16 carbon atoms as a substituent; Rrepresents a hydrogen atom, or a linear or branched alkyl group containing 1 to 6 carbon atoms; or Rand Rrepresent a bridged cyclic hydrocarbon group containing 4 to 16 carbon atoms together with the carbon atom to which they are bound, provided that the alkyl group and the bridged cyclic hydrocarbon group may have at least one substituent selected from a group consisting of a linear or branched alkyl group containing 1 to 6 carbon atoms which may be optionally substituted, a hydroxy group, a carboxy group, an acyl group containing 2 to 6 carbon atoms, an alkoxy group containing 1 to 6 carbon atoms, and a carboxy group esterified with an alcohol containing 1 to 6 carbon atoms.

5-methylene-1,3-dioxolan-4-one derivatives, process for their production, polymers of the derivatives, resist compositions, and pattern formation process

A (meth)acrylate represented by the following formula (): wherein each of R, R, Rand Rrepresents a hydrogen atom, a methyl group or an ethyl group; either one of Xor Xrepresents a (meth)acryloyloxy group and the other represents a hydrogen atom; both Aand Arepresent hydrogen atoms, or Aand Aform &#x2014;O&#x2014;, &#x2014;CH&#x2014; or &#x2014;CHCH&#x2014;, which can be produced by first producing a lactone by reducing an addition product obtained by the Diels-Alder reaction between-diene and maleic anhydride, and then hydrating the lactone to produce an alcohol followed by (meth)acrylation of the alcohol; a polymer produced by (co)polymerizing a monomer composition comprising the (meth)acrylate of the present invention is excellent in transparency, dry etching resistance, and solubility in organic solvents, and so it is preferably used as a resin for a chemically amplified resist composition.

(Meth)acrylate esters, starting alcohols for the preparation thereof, processes for preparing both, polymers of the esters, chemically amplifiable resist compositions, and method for forming patterns

A resist resin containing a monomer unit selected from the group comprising a monomer unit represented by Formula (II):

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Tokyo, Japan

Yoshihiro Kamon