A composition contains at least a copolyamide (PA-1) as a component (I), produced by polymerization of at least one lactam and of a monomer mixture (M) which contains at least a C.sub.32-C.sub.40 dimer acid and at least a C.sub.4-C.sub.12 diamine; and a flame retardant (F1) as a component (II). The flame retardant (F1) is selected from melamine cyanurates, magnesium hydroxide, and phosphorus-containing flame retardants. A process can be used for preparing such compositions, and the composition can be used for producing shaped articles.

In the field of decorative floor coverings, decorative panels are known having a MDF (Medium Density Board) or HDF (High Density Board) based core layer on top of which a decorative substrate is attached to provide the panels a desired appearance. The invention relates to a panel, in particular a decorative panel, a floor panel, a ceiling panel or a wall panel. The invention also relates to a floor covering consisting of a plurality of mutually coupled panels.

A reinforced thermoplastic resin composition comprising specific amounts of: a main resin component (C) comprising 50 to 100% by weight of a polycarbonate resin (A) and 0 to 50% by weight of a graft copolymer (B) obtained by polymerizing an aromatic alkenyl compound monomer (a) and a vinyl cyanide compound monomer (b) in the presence of a rubber polymer (B1); a grass fiber (D); a glycidyl ether unit-containing polymer (E) containing glycidyl ether units and having a weight average molecular weight of 3,800 to 60,000; a phosphoric acid ester-based flame retardant (F); and an organomodified siloxane (G).

A reinforced thermoplastic resin composition comprising specific amounts of: a main resin component (C) comprising 50 to 100% by weight of a polycarbonate resin (A) and 0 to 50% by weight of a graft copolymer (B) obtained by polymerizing an aromatic alkenyl compound monomer (a) and a vinyl cyanide compound monomer (b) in the presence of a rubber polymer (B1); a grass fiber (D); a glycidyl ether unit-containing polymer (E) containing glycidyl ether units and having a weight average molecular weight of 3,800 to 60,000; a phosphoric acid ester-based flame retardant (F); and an organomodified siloxane (G).

A thermoplastic resin composition includes: a polycarbonate resin (I); a specific graft copolymer (II); a vinyl copolymer (III); an inorganic filler (IV); and a phosphate ester compound (V). The vinyl-based copolymer (III) has a weight average molecular weight of 110,000 or less. A ratio of a melt flow rate of the vinyl-based copolymer (III) to a melt flow rate of the polycarbonate resin (I) is 7 or more and 12 or less. A blending amount of the phosphoric acid ester-based compound (V) is 1 to 10 parts by weight with respect to 100 parts by weight of a total amount of (I) to (IV).

A thermoplastic resin composition includes: a polycarbonate resin (I); a specific graft copolymer (II); a vinyl copolymer (III); an inorganic filler (IV); and a phosphate ester compound (V). The vinyl-based copolymer (III) has a weight average molecular weight of 110,000 or less. A ratio of a melt flow rate of the vinyl-based copolymer (III) to a melt flow rate of the polycarbonate resin (I) is 7 or more and 12 or less. A blending amount of the phosphoric acid ester-based compound (V) is 1 to 10 parts by weight with respect to 100 parts by weight of a total amount of (I) to (IV).

The present invention relates to a process for producing flame-retarded polyurethane foams, in particular flexible polyurethane foams, using halogen-free flame retardants, wherein the resulting flame-retarded polyurethane foams exhibit low emission values coupled with good mechanical properties. The present invention further relates to halogen-free flame retardants.

The present invention relates to a process for producing flame-retarded polyurethane foams, in particular flexible polyurethane foams, using halogen-free flame retardants, wherein the resulting flame-retarded polyurethane foams exhibit low emission values coupled with good mechanical properties. The present invention further relates to halogen-free flame retardants.

The present invention relates to a process for producing flame-retarded polyurethane foams, in particular flexible polyurethane foams, using halogen-free flame retardants, wherein the resulting flame-retarded polyurethane foams exhibit low emission values coupled with good mechanical properties. The present invention further relates to halogen-free flame retardants.

The present disclosure discloses an anti-yellowing composition comprising at least a phosphorus-containing compound and at least a pentaerythritol ester, wherein the phosphorus-containing compound is selected from a phosphate salt, and a concentration of the phosphorus-containing compound is 100-1600 parts by weight, relative to 100 parts by weight of the pentaerythritol ester. The present disclosure also discloses a resin composition containing the anti-yellowing composition, and a metal-resin composite formed with the resin composition and a metal substrate, and a preparation method and use thereof. The present disclosure further discloses an electronic product shell formed with the resin composition and a metal shell body.