A flame-retardant aconitic acid-derived monomer, a process for forming a flame-retardant polymer, and an article of manufacture comprising a material that contains a flame-retardant aconitic acid-derived monomer are disclosed. The flame-retardant aconitic acid-derived monomer can have at least one phosphoryl or phosphonyl moiety with functional groups that can participate in a polymerization reaction, such as allyl, epoxy, or propylene carbonate functional groups. The process for forming the flame-retardant polymer can include forming an aconitic acid derivative, forming a phosphorus-based flame-retardant molecule, and reacting the aconitic acid derivative with the phosphorus-based flame-retardant molecule to form a flame-retardant aconitic acid-derived monomer, which is then polymerized. The aconitic acid derivative can be synthesized from aconitic acid obtained from a bio-based source. The material in the article of manufacture can be a resin or adhesive, and the article of manufacture can further comprise an electronic component.

A flame-retardant aconitic acid-derived small molecule, a process for forming a flame-retardant polymer, and an article of manufacture comprising a material that contains a flame-retardant aconitic acid-derived small molecule are disclosed. The flame-retardant aconitic acid-derived small molecule can be synthesized from aconitic acid obtained from a bio-based source, and can have at least one phosphoryl or phosphonyl moiety with phenyl, allyl, or thioether substituents. The process for forming the flame-retardant polymer can include reacting an aconitic acid derivative with a flame-retardant phosphorus-based molecule to form a flame-retardant aconitic acid-derived small molecule, and combining the flame-retardant aconitic acid-derived small molecule with a polymer. The material in the article of manufacture can be a resin, adhesive, polymer, etc.

A functionalized flame-retardant aconitic acid-derived molecule, a process for forming a flame-retardant polymer, and an article of manufacture comprising a material that contains a functionalized flame-retardant aconitic acid-derived molecule are disclosed. The functionalized flame-retardant aconitic acid-derived molecule can have at least one phosphoryl or phosphonyl moiety with allyl functional groups, epoxy functional groups, propylene carbonate functional groups, or functionalized thioether substituents. The process for forming the flame-retardant polymer can include reacting an aconitic acid derivative with a flame-retardant phosphorus-based molecule to form a functionalized flame-retardant aconitic acid-derived molecule, and combining the functionalized flame-retardant aconitic acid-derived molecule with a polymer. The material in the article of manufacture can be a resin, plastic, polymer, or adhesive, and the article of manufacture can further comprise an electronic component.

Extruded polymer foams are made from a polymer composition that includes an unbrominated styrenic polymer, a brominated vinyl aromatic/butadiene flame retardant, and an unbrominated vinyl aromatic/butadiene polymer. The unbrominated vinyl aromatic/butadiene polymer improves the cell homogeneity.

A resin composition that can exhibit good heat resistance and/or insulation properties includes (A) a polycarbonate resin, (B) a vinyl-based copolymer, (C) a fluorinated polyolefin and (D) a phosphorus-based flame retardant represented by Chemical Formula 1:

##STR00001## wherein, in Chemical Formula 1, R.sub.6, R.sub.7, R.sub.9 and R.sub.10 are the same or different and are each independently a C6 to C20 aryl group or C1 to C14 alkyl-substituted C6 to C20 aryl group, R.sub.8 is biphenyl, and n is an integer ranging from 1 to 5.

An electrical wire includes a conductor wire and a covering disposed over the conductor wire. The covering includes a thermoplastic composition. The thermoplastic composition includes a blend of an aromatic polyketone and a poly(etherimide-siloxane) copolymer. Electrical wires having such coverings can be useful in providing articles including electrical wires for high-heat applications including railway vehicle, automobile, marine vehicle, aircraft, or data transmission components.

A thermoplastic composition includes 35-95 weight percent of a poly(etherimide-siloxane) copolymer having a siloxane content of more than 0 to less than 50 weight percent based on the total weight of the poly (etherimide-siloxane) copolymer, 5-65 weight percent of a polyester, and 0-20 weight percent of one or more additives, wherein the weight percent of each component is based on the combined weight of the polymer components. An electrical wire including a wire conductor and a coating including the thermoplastic composition and an article including the electrical wire are also described.

Disclosed herein is a composition comprising 20 to 80 wt % of an organic polymer; 0.1 to 30 wt % of flame retardant that comprises a phosphorus containing flame retardant and/or a nitrogen containing flame retardant; and 0.1 to 50 wt % of calcium sulfate. Disclosed herein is a method comprising blending 20 to 80 wt % of an organic polymer; 0.1 to 30 wt % of flame retardant package that comprises a phosphorus flame retardant and/or a nitrogen flame retardant; 0.1 to 50 wt % of calcium sulfate; and molding the composition.

The invention relates to the use of a polyethylene composition comprising one or more ethylene copolymer(s) wherein the ethylene copolymer is a terpolymer containing monomer units with polar groups and monomer units with hydrolysable silane groups, wherein the monomer units with polar groups are present in an amount of more than 5 mol. % based on the total polyethylene composition, and a silanol condensation catalyst in an amount of 0.0001 to 5 wt. %, based on the total polyethylene composition for improving the adhesion between a layer of a cable comprising the polyethylene composition and a polyurethane resin.