32results about How to "Improve heat insulation and flame retardant effect" patented technology

The invention relates to the technical field of building materials, and particularly relates to a heat-insulating flame-retardant building material and a preparation method thereof. The building material comprises the following components in parts by mass: 40-60 parts of artificial light-weight aggregate, 40-60 parts of an inorganic gelling material, 10-20 parts of a nano cement additive, 0.2-1.2 parts of anti-cracking fibers, 0.5-2.5 parts of a defoaming agent, 0.5-2.5 parts of a dispersant, 10-20 parts of water, 6-8 parts of calcium carbonate whiskers, 8-10 parts of magnesium salt whiskers, 0.3-0.8 part of a mortar water retaining agent and 0.2-0.5 part of a water reducing agent. The building material has the beneficial effects that the compressive strength and the flexibility of the building material are improved by adding the calcium carbonate whiskers and the magnesium salt whiskers and further improved by adding the anti-cracking fibers, so that the technical deficiencies that an inorganic heat insulating material is high in hardness and easy to drop are well overcome.

The invention discloses a preparation method of a high-fastness elastic jean laminated fabric, the laminated fabric comprises a pretreated base fabric, a surface fabric and a TPE film, the surface fabric is laminated on the pretreated base fabric through a hot melt adhesive, and the TPE film is laminated on the surface fabric through the hot melt adhesive; the pretreated base fabric is prepared by modifying a base fabric and a surface modifier; the surface modifier is prepared from the following raw materials in parts by weight: 5 to 7 parts of flame retardant, 10 to 12 parts of water-absorbing microspheres, 8 to 10 parts of aluminum chloride hexahydrate, 25 to 30 parts of absolute ethyl alcohol, 4 to 6 parts of formamide, 4 to 6 parts of tetraethyl orthosilicate and 10 to 14 parts of 1, 2-epoxypropane. According to the high-fastness elastic jean laminated fabric and the preparation method thereof, the process design is reasonable, operation is simple, a three-layer laminated fabric with excellent flame retardant property is prepared, and the laminated fabric is high in stiff and smooth property, can be widely applied to the field of clothing, and is relatively high in practicability.

The invention relates to an integrated thermal insulation board with decorative function, which includes the main material of the thermal insulation board, the auxiliary material of the thermal insulation board, the main material of the decorative board and the auxiliary material of the decorative board; layer; the compressive insulation layer includes sepiolite powder, expanded magnesium cement and EPS particles; the flexible layer includes sodium silicate, volcanic rock fiber and polystyrene; the flame-retardant layer includes phenolic resin, rock wool and nano base expansion; the auxiliary materials of the insulation board include fly ash, flame retardant, gelling material, composite foaming agent, water repellent, flexible agent and penetrant; the main material of the decorative board includes reflective material particles, polymer Wax, colored aggregates and pigments; the auxiliary materials of the decorative board include antioxidants, gelling materials, polyvinyl chloride and polyurethane; the invention improves the compression resistance and heat preservation performance of the insulation board, improves the flexibility of the insulation board, and prevents cracking due to expansion , improve the thermal insulation and flame retardant performance of the insulation board, and improve the aesthetics of the insulation board.

The invention discloses a preparation method of a high-fastness elastic jean laminated fabric, the laminated fabric comprises a pretreated base fabric, a surface fabric and a TPE film, the surface fabric is laminated on the pretreated base fabric through a hot melt adhesive, and the TPE film is laminated on the surface fabric through the hot melt adhesive; the pretreated base fabric is prepared by modifying a base fabric and a surface modifier; the surface modifier is prepared from the following raw materials in parts by weight: 5 to 7 parts of flame retardant, 10 to 12 parts of water-absorbing microspheres, 8 to 10 parts of aluminum chloride hexahydrate, 25 to 30 parts of absolute ethyl alcohol, 4 to 6 parts of formamide, 4 to 6 parts of tetraethyl orthosilicate and 10 to 14 parts of 1, 2-epoxypropane. According to the high-fastness elastic jean laminated fabric and the preparation method thereof, the process design is reasonable, the operation is simple, a three-layer laminated fabric with excellent flame retardant property is prepared, and the laminated fabric is high in stiff and smooth property, can be widely applied to the field of clothing, and is relatively high in practicability.

The invention provides an anti-radiation high temperature resistant heat insulating composite bushing and a preparation method. The anti-radiation high temperature resistant heat insulating composite bushing comprises a lining bushing, a high temperature resistant heat insulating coating layer coated on the lining bushing, and a thin type aluminum film winding band winded on the high temperature resistant heat insulating coating layer. The thickness of the high temperature resistant heat insulating coating layer is 1-2mm, the high temperature resistant heat insulating coating layer is made from raw materials in component parts as follows, the parts are weight parts, wherein: adipic acid: 25-35 parts; trimethylolpropane: 16-20 parts; dechlorane plus: 20-30 parts; diantimony trioxide: 3-10 parts; ammonium borate: 5-12 parts; starch: 8-15 parts; zinc oxide: 5-12 parts; ammonium polyphosphate: 10-20 parts; and cyclohexanone or xylene 100-200 parts. The thin type aluminum film winding band is formed via cutting after synthesis of alkali-free glass fiber cloth and an aluminum plated film via a high temperature resistant flame retardant adhesive, and is winded on the high temperature resistant heat insulating coating layer in a mode of 1 / 2 hasp.

The invention discloses a nanometer far-infrared ceramic fiber woven fabric, which is woven from warp yarns and weft yarns through an air-jet loom, and is characterized in that the warp yarns and weft yarns are made of the following raw materials in parts by weight: Propylene 27‑33, linear low density polyethylene 10‑14, polyurethane film 8‑10, epoxy resin 16‑22, zinc nitrate 0.4‑0.7, magnesium hydroxide 0.6‑0.9, water glass 1‑3, nylon yarn 20‑ 25. Colored cotton fiber 23‑26, nanometer far-infrared ceramic fiber 18‑23, acetate fiber 21‑24, isobutyl methacrylate 7‑10, peach gum 5‑9, Bupleurum 1‑3, keel 2‑5 , 1-butyl-3-methylimidazole acetate 80-90, 1-allyl-3-methylimidazole chloride salt 90-100, appropriate amount of water, auxiliary agent 4-8; the present invention not only improves plant The spinnability and spinning quality of the fiber also improves the thermal insulation, flame retardancy, abrasion resistance, anti-pilling and washability of the woven fabric, and the market prospect is promising.

The invention provides a preparation method of aerogel flame retardant insulating foam coating with a grade hole microstructure. The preparation method includes the steps that a thickening agent, a curing agent, a foaming agent and a reinforced fiber are dispersed in a solvent, and a thickening solution is obtained; the thickening solution and water-base resin are mixed to obtain a mixed solution;and the mixed solution and aerogel powder are mixed to obtain butyrous coating, and that is the aerogel flame retardant insulating foam coating. The prepared aerogel flame retardant insulating foam coating has good sagging performance and construction performance, either the facade or the ceiling can be coated, and adhesives used in insulation boards do not need to be used; the density of the prepared aerogel flame retardant insulating foam coating is small (minimum: 100 mg / cm3), the aerogel flame retardant insulating foam coating has lower thermal conductivity than traditional external wallouter insulating materials, and thermal insulating performance and fireproof performance are achieved; and at the same time, by changing the content of the curing agent, the resin, aerogel and the reinforced fiber, the grade hole microstructure, the density and the mechanical performance of the coating can be controlled.