Nec Corporation

Makoto Soyama

Masatoshi Iji

Kazuhiko Inoue

Yukihiro Kiuchi

Tsunenori Yanagisawa

Syukichi Tanaka

Shukichi Tanaka

Kiyohiko Toyama

Resin compositions according to exemplary embodiments of the present invention are first compositions containing a polylactic acid resin, an aliphatic polyester resin, a surface-treated metal hydrate, and a carbodiimide compound, or second compositions containing a polysiloxane-mixed polyester resin, a phosphorus-containing flame retardant, a metal hydrate and a fluorine-containing polymer in specific ratios.

Polylactic acid resin composition and polyester resin composition, and method for producing the same and molded body thereof

A flame-retardant thermoplastic resin composition comprising at least a plant-derived resin (A) and a flame retardant (B), wherein the weight proportions of the individual components in the flame-retardant thermoplastic resin composition are:30&#x2266;W&#x3c;55.544.5&#x3c;X&#x2266;70wherein Wis the percentage by mass of the plant-derived resin (A) and Xis the percentage by mass of the flame retardant (B), and 90% by mass or more of the flame retardant (B) is composed of a metal hydrate containing an alkali metal-based substance in an amount of 0.2% by mass or less.

Flame retardant thermoplastic resin composition

Disclosed is a flame-retardant resin composition which comprises inorganic particles, preferably a fly ash, containing a complex of silicon dioxide and aluminum oxide and having D50 of 1 to 10 &#x3bc;m.

Flame-retardant resin composition

A flame-retardant thermoplastic resin composition comprising at least a plant-derived resin (A) and a flame retardant (B), wherein the weight proportions of the individual components in the flame-retardant thermoplastic resin composition are:&#x2266;W&#x3c;Xwherein Wis the percentage by mass of the plant-derived resin (A) and Xis the percentage by mass of the flame retardant (B), and 90% by mass or more of the flame retardant (B) is composed of a metal hydrate containing an alkali metal-based substance in an amount of 0.2% by mass or less.

Flame-retardant thermoplastic resin composition

The present invention provides a flame retardant phenol resin material which includes a phenol condensate, wherein a poly-aromatic compound obtained by a reaction of phenols (A) to aromatics (B) except for phenols and a heterocyclic compound (C) including nitrogen as heteroatom are condensed via aldehydes (D), and also provides a flame retardant epoxy resin material which includes an epoxy resin obtained by glycidyl-etherification of at least a part of phenolic hydroxyl groups of a poly-aromatic compound obtained by a reaction of phenols (A) to aromatics (B) except for phenols and a heterocyclic compound (C) including nitrogen as heteroatom are condensed via aldehydes (D).

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Tokyo, Japan

Makoto Soyama