An ethylene-vinyl alcohol copolymer composition is substantially free from coloration, and contains: (A) an ethylene-vinyl alcohol copolymer; (B) a polyamide resin; and (C) an iron compound; wherein the iron compound (C) is present in an amount of 0.01 to 20 ppm on a metal basis based on the weight of the ethylene-vinyl alcohol copolymer composition.

A flame retardant composition includes poly(carbonate-bisphenol phthalate ester) or a combination of poly(carbonate-bisphenol phthalate ester) and a poly(ester), an organophosphorous flame retardant present in an amount effective to provide 0.5-0.8 wt % of added phosphorous; 5-45 wt % of glass fibers; optionally, a poly(carbonate-siloxane); optionally, 0.01-10 wt % of a flame retardant sulfonate salt; optionally, 0.1-0.6 wt % of an anti-drip agent; and optionally, 0.01-10 wt % an additive composition, wherein the amount of the polymer component, the organophosphorous flame retardant, the glass fibers, and the optional components total 100 wt %; and wherein a molded sample of the flame retardant composition has a UL 94 rating of V0 at a thickness of 1.2 millimeter, preferably a CA UL 94 rating of V0 at a thickness 0.8 millimeter.

A non-oriented electrical steel sheet according to one embodiment of the present invention includes a base metal steel sheet, and a composite coating film composed of a Zn-containing phosphate and an organic resin, the composite coating film being formed on a surface of the base metal steel sheet, wherein: a content of Zn in the composite coating film is 10 mg/m.sup.2 or more per side; and the product of an amount of oxygen in the base metal steel sheet and a sheet thickness of the base metal steel sheet is 50 ppm.Math.mm 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%.

An ethylene-vinyl alcohol copolymer composition contains: (A) an ethylene-vinyl alcohol copolymer including two or more types of ethylene-vinyl alcohol copolymers having different ethylene structural unit contents; and (B) an iron compound; wherein the iron compound (B) is present in an amount of 0.01 to 5 ppm on a metal basis based on the weight of the ethylene-vinyl alcohol copolymer composition. The ethylene-vinyl alcohol copolymer composition is substantially free from coloration and excellent in heat stability.

The present invention relates to a fire, smoke and toxicity retardant (FST) polyamide thermoplastic mass usable for 3D printing which comprises at least one non-halogenated organic flame retardant in combination with at least one particulate inorganic flame retardant. Moreover, the present invention refers to uses of such FST polyamide thermoplastic mass for 3D printing. The invention further relates to methods of preparing a three-dimensionally shaped product by means of 3D printing based on such FST polyamide thermoplastic mass.

Acrylic and modacrylic fiber stabilized against sunlight The invention is related to increasing the resistance of acrylic fiber containing at least 85% acrylonitrile groups and modacrylic fibers containing at least 40% acrylonitrile groups and at least 40% vinylidene chloride groups, against UV light and surface heating caused by sunlight.

Provided are zirconium phosphate particles, obtained by bringing α-zirconium phosphate particles into contact with a basic liquid having a pH of 9 or higher and then further bringing the particles into contact with an acidic liquid having a pH of 6 or lower, or zirconium phosphate particles, in which, after leaving for 10 minutes from putting 10 mg of zirconium phosphate particles and 3 L of air that contains 1,000 ppm of an ammonia gas into a test bag at normal temperature and normal pressure, an ammonia gas reduction rate within the test bag that contains the zirconium phosphate particles is 50% or more.

Benzoxazine compounds, methods of making them, polymers made therefrom and methods of polymerizing the benzoxazines. These renewable benzoxazine monomers and polymers that utilize the variety of building blocks found in renewable plant biomass, demonstrate excellent processability and large temperature windows for processing of resin systems.

An electrode comprising KVOPO.sub.4 as an active ingredient, wherein the electrode is capable of electrochemical insertion and release of alkali metal ions, e.g., sodium ions. The KVOPO.sub.4 may be milled to carbon particles to increase conductivity. A method of forming an electrode is provided, comprising milling a mixture of ammonium metavanadate, ammonium phosphate monobasic, and potassium carbonate; heating the milled mixture to a reaction temperature, and holding the reaction temperature until a solid phase synthesis of KVOPO.sub.4 occurs; milling the KVOPO.sub.4 together with conductive particles to form a conductive mixture of fine particles; and adding binder material to form a conductive cathode. A sodium ion battery is provided having a conductive KVOPO.sub.4 cathode, a sodium ion donor anode, and a sodium ion transport electrolyte. The VOPO.sub.4, preferably has a volume greater than 90 Å.sup.3 per VOPO.sub.4.