Adeka Corporation

Adeka Coporation

Tomoaki Saiki

Ryo Taniuchi

Toru Yano

Hideyuki Yokota

Atsushi Kobayashi

Kiyoshi Murata

Ken-ichiro Hiwatari

Yuta Nohara

Atsuo Tomita

Kenichiro Hiwatari

Hikaru Tateishi

Provided is a composite material that has improved dispersibility of an exfoliated layered substance in a resin or the like and can thus significantly improve the properties, such as impact resistance, of a synthetic resin. A composite material in which the surface of an exfoliated layered substance is coated with a compound having a reactive group, wherein the compound having a reactive group is a compound having at least one reactive group selected from the group consisting of an epoxy group, an oxetanyl group, an isocyanate group, an acrylic group, a methacrylic group, a vinyl ether group, a vinyl ester group, and a hydrolyzable silyl group, and the compound having a reactive group is contained in an amount of 0.1 to 100 parts by mass, with respect to 100 parts by mass of the exfoliated layered substance.

Composite material

Provided is a method for producing a composite material in which the dispersibility of an exfoliated layered substance in a resin or the like is improved and with which a synthetic resin having significantly improved properties, such as impact resistance, can be obtained. A method for producing a composite material including an exfoliated layered substance and a coating substance coating a surface of the exfoliated layered substance includes a disintegrating step of disintegrating secondary particles of an exfoliated layered substance in a solution containing a coating substance, or a method for producing a composite material including an exfoliated layered substance and a coating substance coating a surface of the exfoliated layered substance includes a disintegrating step of disintegrating secondary particles of an exfoliated layered substance in a solvent and a dissolving step of dissolving a coating substance in a dispersion containing the exfoliated layered substance that has been disintegrated.

Method for producing composite material

A solution is prepared that contains (A) a polymer compound that includes at least one of a hydrolyzable polymer compound or a thermally-decomposable polymer compound, (B) an oxoacid-based compound that includes at least one of a phosphate-based compound, a sulfate-based compound, a sulfonate-based compound, or a perchlorate-based compound, and (C) a laminate of layered substances, and the solution is irradiated with at least one of sonic waves or radio waves, or the solution is heated.

Layered-substance-containing solution and method of manufacturing same

Provided are: a curable composition from which a cured article having excellent molding processability and high heat resistance as well as such a high Tg that it can be used as a molding resin for a SiC power semiconductor can be obtained; and a cured article thereof. The curable composition comprises: 100 parts by mass of a compound having at least two partial structures represented by the following Formula (1) in the molecule as a component (A); 0.5 to 3 parts by mass of a thermal radical generator as a component (B); and 0 to 50 parts by mass of other radical-reactive compound as a component (C): 

Curable composition and cured article

A compound has excellent thermal resistance and compatibility with resins, improves thermal resistance of resins, and specifically provides a compound represented by the following general formula (1). In formula (1), Rto Reach represent a C1-12 alkyl group or a C6-12 aryl group, y represents a number 1-2,000, and Xrepresents a group represented by the formula (2) or (3). In formula (2), Rrepresents a hydrogen atom, O., a C1-12 alkyl group or a C1-12 alkoxy group, Lrepresents a C1-6 alkylene group or a C6-12 arylene group. In formula (3), Rrepresents a C1-4 alkyl group or a C6-12 aryl group, Xrepresents a group represented by the formula (2) or a hydrogen atom, s represents a number 2-6, Lrepresents a C1-6 alkylene group or a C6-12 arylene group, and at least one of s number of Xs is the group represented by the formula (2).

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Tokyo, Japan

Tomoaki Saiki