Dic Corporation

Sony Semiconductor Solutions Corporation

Yusuke Tajiri

Osamu Suzuki

Junko Yamamoto

Hideki Minari

Hiroshi Yoshimura

Daiki Noro

Teppei Ujihara

Miki Ota

Masato Ishiyama

Takanori Ootsubo

Hiroshi Shimizu

To provide an inorganic filler fluidity modifier for improving the fluidity of an inorganic filler. Specifically, the inorganic filler fluidity modifier is an ester resin represented by the following general formula (1) (M is an aliphatic monoalcohol residue having 3 to 18 carbon atoms, L is an aliphatic hydroxycarboxylic acid residue having 2 to 23 carbon atoms, and A is an aliphatic dicarboxylic acid residue having 1 to 8 carbon atoms or an aromatic dicarboxylic acid residue having 6 to 18 carbon atoms)

Inorganic filler fluidity modifier, inorganic filler-containing resin composition and molded article of resin composition

A fluidity modifier for a coating material or the like contains an ester resin represented by the following general formula (I) or general formula (II) (Y represents a hydrogen atom or a monocarboxylic acid residue having 1 to 9 carbon atoms, G represents an aliphatic diol residue having 2 to 9 carbon atoms, A represents an aliphatic dicarboxylic acid residue having 2 to 10 carbon atoms, X represents a dicarboxylic acid residue having 1 to 8 carbon atoms, Z represents a monoalcohol residue having 2 to 10 carbon atoms, n represents the number of repeating units and is an integer of 0 to 30, and m represents the number of repeating units and is an integer of 0 to 30; G and A may be the same or different for each repeating unit, and a plurality of G may be the same as or different from each other).

Fluidity modifier, composition containing same, and cured product of said composition

Provided are: a dispersant for calcium carbonate that is capable of dispersing calcium carbonate well in a thermoplastic resin; a calcium carbonate composition and a thermoplastic resin composition that each contain the dispersant for calcium carbonate; and a molded body produced by using the thermoplastic resin composition. Specifically, provided are a dispersant for calcium carbonate, including a polyester resin containing an aromatic dicarboxylic acid residue, an aliphatic diol residue, and a monoalcohol residue or a monocarboxylic acid residue and having a melting point of 100 to 250&#xb0; C.; a calcium carbonate composition that contains the dispersant and calcium carbonate; a thermoplastic resin composition that contains the dispersant, calcium carbonate, and a thermoplastic resin; and a molded body that contains the thermoplastic resin composition.

Dispersant for calcium carbonate, calcium carbonate composition, thermoplastic resin composition and molded body

Provided is a sealing material for multi-layered glasses, including: a polysulfide resin (A) and a polyester resin (B) which is represented by Formula (1-1): or Formula (1-2): wherein A represents a dibasic acid residue, G represents a diol residue, Xand Xrepresent a hydrogen atom or a group represented by Formula (2-1): 

Sealing material for multi-layered glasses, and multi-layered glass

A cellulosic ester resin modifier for producing a cellulosic ester film, which facilitates obtaining a film that remains transparent even when exposed to high-humidity and high-temperature environments, and with which it is possible to obtain a film having excellent water vapor permeability resistance, and dimensional stability against heat. The present invention also provides a cellulosic ester resin composition using the modifier, a method for producing a polarizing-plate protective film, and a liquid crystal display device, and provides a cellulosic ester resin modifier including a polyester polyol (A) having a phthalic acid residue and an aliphatic glycol residue having 2 to 3 carbon atoms in a main chain skeleton and a diester (B) having an aliphatic glycol having 2 to 3 carbon atoms and an aromatic monocarboxylic acid, in which a mass ratio of [(A)/(B)] is in a range of 90/10 to 60/40.

Cellulos ester resin modifier, cellulos ester resin composition, optical film, method for producing polarizing-plate protective film, and liquid crystal display device

The present invention has an object to provide a compound which has excellent compatibility even with a cellulose ester resin having a low acetylation degree, is capable of providing an optical film having a high Rth value and high bleed resistance, and can be suitably used as a retardation enhancer; a cellulose ester resin composition including the compound; an optical film including the resin composition; and a liquid-crystal display device including the optical film. The present invention provides an epoxy ester compound represented by the following Formula (1) (in the formula, Rto Reach independently represent an alkyl group having 1 to 3 carbon atoms; and A's each represent an aromatic group (a1) or an aliphatic group (a2) having 1 to 4 carbon atoms, and the average presence ratio [(a1)/(a2)] of the aromatic groups (a1) to the aliphatic groups (a2) is 99.9/0.1 to 80/20 in terms of a molar ratio).

Epoxy ester compound, cellulose ester resin composition, optical film, and liquid-crystal display device

For providing a resin composition for an optical material which exhibits less change in birefringence due to external force and which is suitable for use in the production of an optical member; an optical film obtained by using the resin composition; and a liquid crystal display device using the same, provided is a resin composition containing a polycarbonate resin (X); and a polyester resin (Y) whose number average molecular weight is 200 to 2,000 and which is represented by General Formula (1): B-(G-A)-G-B (wherein B represents an aryl monocarboxylic acid residue having 6 to 12 carbon atoms or an aliphatic monocarboxylic acid residue having 1 to 8 carbon atoms.

Resin composition for optical material, optical film, and liquid crystal display device

An object of the present invention is to provide a resin composition that exhibits only a small change in birefringence due to external force and can be suitably used for production of optical members and to provide an optical film obtained by using the resin composition and a liquid crystal display device using the optical film. The provided resin composition for an optical material contains: a polymer (A) obtained by using (meth)acrylic acid or an alkyl(meth)acrylate; and a polyester resin (B). The polyester resin (B) is a polyester resin (B1) that has, in a main chain thereof, an aromatic ring-containing structural unit and has a number average molecular weight of 300 to 5,000, and each end of the main chain is capped with a monocarboxylic acid residue or a monoalcohol residue.

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Ichihara, Japan

Yusuke Tajiri