To provide a flame retardant resin composition having excellent flame retardancy and excellent resin physical properties. There is provided a flame retardant resin composition, including: an aromatic polycarbonate resin; an inorganic filler; a phosphate ester flame retardant; an organic sulfonic acid flame retardant; a drip preventing agent; and a polyorganosiloxane-containing graft copolymer, in which a content of the aromatic polycarbonate resin is 40 to 95 pts.mass to 5 to 60 pts.mass of the inorganic filler, and a content of the phosphate ester flame retardant, a content of the organic sulfonic acid flame retardant, a content of the drip preventing agent, and a content of the polyorganosiloxane-containing graft copolymer are respectively 1 to 30 pts.mass, 0.01 to 2.5 pts.mass, 0.05 to 1.5 pts.mass, and 0 to 10 pts.mass to the total 100 pts.mass of the aromatic polycarbonate resin and the inorganic filler.

The present invention provides a flame retardant composition having a high flame retarding effect and exceptional bleed-out suppression when added to a resin, and a flame-retardant thermoplastic resin composition that uses the same. This flame retardant composition includes a phosphoramidate compound (component (A)) having a specific structure, and a hindered amine compound (component (B)). This flame retardant composition furthermore includes, as needed, a compound (component (C)) having a 1,3,5-triazine structure or a 1,3,5-triazine fused ring structure. This flame-retardant thermoplastic resin composition includes the above component (A), the above component (B), and a thermoplastic resin (component (D)), and furthermore includes, as needed, the above component (C).

The present invention provides a flame retardant composition having a high flame retarding effect and exceptional bleed-out suppression when added to a resin, and a flame-retardant thermoplastic resin composition that uses the same. This flame retardant composition includes a phosphoramidate compound (component (A)) having a specific structure, and a hindered amine compound (component (B)). This flame retardant composition furthermore includes, as needed, a compound (component (C)) having a 1,3,5-triazine structure or a 1,3,5-triazine fused ring structure. This flame-retardant thermoplastic resin composition includes the above component (A), the above component (B), and a thermoplastic resin (component (D)), and furthermore includes, as needed, the above component (C).

It would be helpful to provide a styrene-based resin molded body that has excellent dielectric constant, dielectric loss tangent, and color tone, and with little degradation in properties due to usage environment. The present disclosure is a styrene-based resin composition containing a styrene-based resin (A1) having styrene-based monomer units as repeating units. The styrene-based resin composition includes 6 μg or less of a catechol derivative contained in the styrene-based resin (A1) per gram of the styrene-based resin (A1), and the total amount of dimers of the styrene-based monomer units and trimers of the styrene-based monomer units contained in the styrene-based resin (A1) is 5000 μg or less per gram of the styrene-based resin (A1). The styrene-based resin composition has a dielectric constant of 3 or less and a dielectric loss tangent of 0.02 or less.

A halogen-free flame retardant thermoplastic polyurethane elastomer composition and product and flame retardant package thereof comprised thermoplastic polyurethane and halogen-free flame retardant package. The halogen-free flame retardant comprises inorganic phosphorus-based flame retardant and can further comprise expandable graphite, melamine or derivatives thereof and organic phosphorus-based flame retardant. The composition is environmentally friendly and safe, the comprehensive mechanical properties thereof are excellent, does not drip during the burning test, passed UL94 with rating of V0−1.5 mm, and the limiting oxygen index thereof can be up to 35%.

A halogen-free flame retardant thermoplastic polyurethane elastomer composition and product and flame retardant package thereof comprised thermoplastic polyurethane and halogen-free flame retardant package. The halogen-free flame retardant comprises inorganic phosphorus-based flame retardant and can further comprise expandable graphite, melamine or derivatives thereof and organic phosphorus-based flame retardant. The composition is environmentally friendly and safe, the comprehensive mechanical properties thereof are excellent, does not drip during the burning test, passed UL94 with rating of V0−1.5 mm, and the limiting oxygen index thereof can be up to 35%.

The current invention concerns a fire retardant composition for use in wood composite panels, either comprising a fire retardant agent or an intumescent formulation, whereby the pH of a 10% aqueous solution of said composition lies between 3.5 and 8.5. The present invention also provides for a specific use of the composition in fire retardant wood composite panels, the respective method for producing those panels, as well as the resulting wood composite panels themselves.

Provided are a flame retardant composition for expandable styrene resin with which an extrusion-foamed molded article having excellent flame retardancy and excellent heat resistance can be produced; a styrene-based resin composition; and an extrusion-foamed molded article of the styrene-based resin composition. The flame retardant composition for expandable styrene resin of the present invention comprises at least B1) tetrabromobisphenol A-bis(2,3-dibromo-2-methylpropyl ether), (C) a zinc-modified hydrotalcite, and (D) a phosphoric acid ester-based compound, the component (B1) being contained in an amount of 10 to 98 mass % based on the total amount of the component (B1) and the component (D).

Provided are a flame retardant composition that provides a flame-retardant synthetic resin composition excellent in flame retardance and in longitudinal and lateral balance in terms of mold shrinkage factor, and a flame-retardant synthetic resin composition using the same and a molded body thereof. A flame retardant composition contains 0.005 to 5 parts by mass of component (B) based on 100 parts by mass of component (A), wherein component (A) is phosphoric acid salt-based flame retardant and component (B) is one or more compounds each having a structure represented by the following general formula (1):

##STR00001##

In the formula, R.sup.1 to R.sup.4 each independently represent a hydrogen atom or an alkyl group having 1 to 8 carbon atoms, R.sup.5 represents a direct bond or an alkanediyl group having 1 to 4 carbon atoms, M.sup.1 represents any of an alkali metal, an alkali earth metal, zinc, aluminum and a hydrogen atom, n is 1 and m is 0 when M.sup.1 represents an alkali metal or a hydrogen atom, n is 2 and m is 0 when M.sup.1 represents an alkali earth metal or zinc, and n is 1, 2 or 3 and m is an integer represented by 3-n when M.sup.1 represents aluminum.

Provided herein is a positive temperature coefficient film comprising an inorganic positive temperature coefficient compound. Also provided herein are a positive temperature coefficient electrode, a positive temperature coefficient separator, and a positive temperature coefficient lithium secondary battery, each of which comprises the positive temperature coefficient film.