Provided is a cable having a sheath composition having flame retardancy and water resistance, and a sheath layer formed of the sheath composition. Specifically, the present invention relates to a sheath composition for simultaneously improving flame retardancy and water resistance of a sheath layer of a cable, which are in a trade-off relation with each other, and physical properties such as heat resistance, hardness, and wear resistance, improving appearance, and reducing manufacturing costs; and a cable having a sheath layer formed of the sheath composition.

Disclosed is a composition that can impart a drip preventing effect together with an excellent heat release suppressing effect to a resin, and that enables the resin to exhibit an excellent color tone, by being mixed with the resin. The composition includes a component (A) and/or a component (B), and a component (C). It is preferable that the composition contains the component (C) in an amount of 0.1 to 50 parts by mass relative to 100 parts by mass of a total of the components (A) and (B). The component (A) is a (poly)phosphate compound represented by General Formula (1). ##STR00001## The component (B) is a (poly)phosphate compound represented by General Formula (3). ##STR00002## The component (C) is a hydrous magnesium silicate.

Disclosed is a composition that can impart a drip preventing effect together with an excellent heat release suppressing effect to a resin, and that enables the resin to exhibit an excellent color tone, by being mixed with the resin. The composition includes a component (A) and/or a component (B), and a component (C). It is preferable that the composition contains the component (C) in an amount of 0.1 to 50 parts by mass relative to 100 parts by mass of a total of the components (A) and (B). The component (A) is a (poly)phosphate compound represented by General Formula (1). ##STR00001## The component (B) is a (poly)phosphate compound represented by General Formula (3). ##STR00002## The component (C) is a hydrous magnesium silicate.

A thermal insulation material includes inorganic fibers and an endothermic material dispersed throughout the inorganic fibers. The endothermic material may be incorporated into the inorganic fibers during a fiber attenuation process. The endothermic material may be particles entangled within a web of the inorganic fibers or may be coated onto surfaces of the inorganic fibers.

A thermal insulation material includes inorganic fibers and an endothermic material dispersed throughout the inorganic fibers. The endothermic material may be incorporated into the inorganic fibers during a fiber attenuation process. The endothermic material may be particles entangled within a web of the inorganic fibers or may be coated onto surfaces of the inorganic fibers.

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.

A multi-layered thermoplastic roofing membrane comprising a planar body including at least three layers, said at least three layers including (i) a top layer that includes magnesium hydroxide dispersed within a thermoplastic resin, (ii) an upper middle layer disposed below said top layer and including magnesium hydroxide and calcium carbonate dispersed within a thermoplastic resin, and (iii) a lower layer disposed below said upper middle layer and including magnesium hydroxide and calcium carbonate dispersed within a thermoplastic resin.

The current disclosure provides reinforced aerogel compositions that are durable and easy to handle, have favorable performance in aqueous environments, have favorable insulation properties, and have favorable, reaction to fire, combustion and flame-resistance properties. Also provided are methods of preparing or manufacturing such reinforced aerogel compositions. In certain embodiments, the composition has a silica-based aerogel framework, reinforced with an open-cell macroporous framework, and includes one or more fire-class additives, where the silica-based aerogel framework comprises at least one hydrophobic-bound silicon and the composition or each of its components has desired properties.

Provided is a multi-functional plugging agent for a coal mine and a preparation method thereof. The preparation method comprises: by taking Ecklonia Kurome Okam as a raw material, mixing an Ecklonia Kurome Okam suspension with phosphorus pentoxide for reaction, then performing biodegradation to obtain an Ecklonia Kurome Okam biological extract, adding urea for neutralization, mixing a neutralization product with an inorganic catalyst and melamine for reaction to obtain a bio-based plugging synergist solution, finally cooling the bio-based plugging synergist solution, and mixing the cooled bio-based plugging synergist solution with a certain amount of pentaerythritol and ammonium polyphosphate to obtain the multi-functional plugging agent for the coal mine based on the Ecklonia Kurome Okam biological extract. According to the invention, not only a coal crack can be effectively plugged for a long time, but also an efficient flame-retardant effect can be achieved in a complete period of coal spontaneous combustion.

Provided is a multi-functional plugging agent for a coal mine and a preparation method thereof. The preparation method comprises: by taking Ecklonia Kurome Okam as a raw material, mixing an Ecklonia Kurome Okam suspension with phosphorus pentoxide for reaction, then performing biodegradation to obtain an Ecklonia Kurome Okam biological extract, adding urea for neutralization, mixing a neutralization product with an inorganic catalyst and melamine for reaction to obtain a bio-based plugging synergist solution, finally cooling the bio-based plugging synergist solution, and mixing the cooled bio-based plugging synergist solution with a certain amount of pentaerythritol and ammonium polyphosphate to obtain the multi-functional plugging agent for the coal mine based on the Ecklonia Kurome Okam biological extract. According to the invention, not only a coal crack can be effectively plugged for a long time, but also an efficient flame-retardant effect can be achieved in a complete period of coal spontaneous combustion.