A fire-resistant resin composition comprises an endothermic agent having a thermal decomposition onset temperature of 800 C. or lower and an amount of heat absorbed of 300 J/g or larger, and a resin, a content of the endothermic agent per 100 parts by mass of the resin being 10 to 10000 parts by mass.

A process for preparing a flame retardant composition, the process comprising: adding to a container at least one flame retardant salt, a nitrogen-containing compound, and optionally water; and mixing the contents of the container to give a dispersed mixture or dissolved solution comprising the flame retardant composition; wherein the at least one flame retardant salt comprises an ammonium salt of phosphoric acid; wherein the ammonium salt of phosphoric acid comprises water soluble ammonium polyphosphate (APP); wherein the water soluble ammonium polyphosphate has a total nitrogen as N from about 5 to about 15 weight percent, and a total phosphorus as P.sub.2O.sub.5 from about 30 to about 40 weight percent, based on the total weight of the ammonium polyphosphate (APP).

A fire-retarding mixture made of an aqueous solution of a base reagent consisting of an ammonium phosphate compound and a carbonaceous component dispersed in the aqueous solution.

A fire-retarding mixture made from a polymeric binder consisting of a butadiene-based latex, a titanium dioxide TiO.sub.2 and an alkaline lignin.

This disclosure provides a composition comprising one or more substrate materials (e.g., polymers, rubbers, paper pulps, textiles, or polymer foams) and a flame retardant composition. The flame retardant composition includes at least one flame retardant salt (e.g., an ammonium salt of phosphoric acid such as water soluble ammonium polyphosphate), a nitrogen-containing compound (e.g., urea), and optionally water. This disclosure also provides a process for preparing the flame retardant composition, a process for imparting flame retardancy to a substrate material, and an intumescent process for forming an insulating protective layer on a substrate. This disclosure further provides fire retardant articles and processes for preparing fire retardant articles.

Intumescent coating composition comprising a polyisocyanate, a polyfunctional isocyanate-reactive compound and an intumescent ingredient, wherein the intumescent ingredient contains at least one or more compounds containing phosphorus, nitrogen and boron atoms and the weight ratio phosphorus to nitrogen in said intumescent ingredient is between 0.5/1 to 1.5/1 and the amount of boron is from 1 to 5 wt % based on the coating composition.

Disclosed is an aqueous bonding composition comprising: (A) a saccharide; (B) a water-soluble synthetic resin; and (C) an inorganic acid ammonium salt, wherein the inorganic acid ammonium salt (C) comprises at least one selected from ammonium dihydrogen phosphate and ammonium chloride. The water-soluble synthetic resin (B) preferably comprises a polyvinyl alcohol-based compound. A wood-based material obtainable by using the aqueous bonding composition is also disclosed. The aqueous bonding composition is useful for improving performances such as bending strength, bending strength under wet condition, water-absorption thickness expansion coefficient, and peeling strength of a wood-based material in a balanced manner while the composition is capable of bonding at a comparatively low temperature and each component of the composition is excellent in compatibility.

Provided is an organic-inorganic polymeric water-retaining fertilizer, which is a co-polymer made by fusion and co-polymerization of an organic water-retaining monomer and an inorganic nutrient under action of a catalyst, a biological enzyme and a modifying agent. The co-polymer is of a three-dimensional mesh-like hydrophilic group structure. In a method for preparing the organic-inorganic polymeric water-retaining fertilizer, after obtaining a neutralized pre-polymer from the organic monomer with the catalyst, an initiator and a cross-linking agent are added; the inorganic nutrient and a metasilicate are added simultaneously, a solution is formed by stirring sufficiently; the biological enzyme is added for catalysis; a co-polymer is obtained after fusion and co-polymerization; and granulation and drying are carried out. Preferably, the catalyst is an inorganic alkaline solution. Preferably, the catalyst is selected from the group consisting of a sodium hydroxide solution, a potassium hydroxide solution, an ammonia water and a calcium hydroxide solution.

To provide a polyvinylidene fluoride resin composition that is less likely to cause dehydrofluorination reaction of the vinylidene fluoride-based polymer during molding and that has high transparency, and a molded body thereof. The resin composition that achieves the object described above contains a vinylidene fluoride-based polymer as a main component, and an ammonium phosphate and/or an imidazolium sulfate.

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 V01.5 mm, and the limiting oxygen index thereof can be up to 35%.