1299results about How to "With heat insulation" patented technology

The invention relates to a method for preparing a multifunctional composite nanophase material, which belongs to the technical field of functional materials. The method prepares the multifunctional composite nanophase material by composition of nanophase materials with transparent and heat-insulation functions and nanophase materials with self-cleaning and antifouling functions in proportion. The material has multiple functions of transparency, heat insulation, self-cleaning, antifouling, antibacterium and electrostatic prevention, and can be used for preparing a multifunctional additive or a functional plastic master batch in coating. The multifunctional composite nanophase material accords with the demand and the direction of the modern social development, and has wide development prospect on transparent substrates such as windows and doors of buildings, windows and doors of vehicles, transparent light fittings, telephone booths and newsstands.

The invention relates to a composite material with anti-bacterial and purifying functions and a preparation method of the composite material, and belongs to the technical field of environmental-friendly materials. The composite material with the anti-bacterial and purifying functions comprises raw materials in parts by weight as follows: 70-95 parts of a mineral composite adsorption material, 3-25 parts of a photocatalytic degradation material, 2-15 parts of a rare earth inorganic anti-bacterial material and 1-10 parts of an additive, wherein the mineral composite adsorption material is prepared from sepiolite, diatomite, medical stone and attapulgite; the photocatalytic degradation material is prepared from titanium oxide, tourmaline and far infrared ceramic powder; the rare earth inorganic anti-bacterial material is prepared from zinc oxide, cerium oxide and silver oxide; the additive is a mixture of activated carbon, carboxymethylcellulose and pumice powder. The composite material with anti-bacterial and purifying functions has high adsorption and decomposition rate, can be resistant to water and damp and has excellent anti-bacterial effect. Meanwhile, the invention provides the preparation method. According to the preparation method, the cost is low, the amount of produced wastewater is low, and powder is simple and convenient to apply.

A foamed concrete product is characterized in that Portland cement or ordinary Portland cement is taken as gelling material; zeolite powder, metakaolin powder, limestone powder, fly ash or silicon ash powder are taken as admixtures; protein hydrolysate of hoof and horn of animals is taken as a foaming agent; an acrylate coagulator or a polycarboxylic acid type water reducing agent is taken as an adjuvant, and water is active water. In order to improve the early strength, the later compressive strength, the bending strength and the anti-tensile splitting strength of the low-density foamed concrete, a plurality of admixtures comprising the zeolite powder, the metakaolin powder, the silicon ash powder or the limestone powder are chosen, by mutual collocation of the components and contents of the admixtures, the comprehensive improvement of various strengths is achieved, and the multifunctional effects of insulating heat, adjusting moisture, preserving heat, and the like, are obtained. In the foamed concrete blocks of the ordinary Portland cement, the density is 500-800kg/m<3>, the compressive strength is 6-8MPa and the water absorption rate is 5-10%, the heat preserving property and the heat insulating property are obviously improved, the water absorption performance and the moisture adjusting index are remarkably improved, and the better cost performance ratio is obtained.

The invention relates to a ceramicized silicon rubber, which comprises 1)60-100 parts of silicon rubber, wherein a general formula is (RnSiO4-n/2)m, R is an organic group, n is the organic number (1,2,3) connected to silicon atoms, and m is polymerization degree (greater than and equal to 2); 2)20-100 parts of silicon dioxide; 3)1-20 parts of silicone oil, wherein the general formula is (RnSiO4-n/2)m, R is an organic group, n is the organic number (1,2,3) connected to silicon atoms, and m is polymerization degree (greater than and equal to 2); 4)0.1-10 parts of coupling agent and 5)20-120 parts of ceramicized powder. The above raw materials are mixed in a kneader and then vacuumized, the ceramicized powder and the coupling agent are added in the kneader and then uniformly mixed to form the bulk ceramicized rubber, and the ceramicized rubber is performed roll mixing and filtered to obtain the ceramicized silicon rubber. The ceramicized silicon rubber has the advantages that the processing is easy, the production cost is low, the ceramicized silicon rubber can be performed ablation to a ceramic shell, and can protect the burned objects from damaging.

The weight percentage of a constructional foaming agent is that the anion surface active agent is 40-70%, the cationic surface active agent is 5-30%, the foam stabilizing agent by 5-15%, and the filling agent by 5-15%. The solid raw material is cracked into particle with the diameter smaller than 100 meshes, and mixed evenly, then liquid raw material spray is agglomerated on the solid raw material which is mixed evenly, stirred evenly and dried, even powder is conformed. The invention has advantages of simple process, and being easy to be shaped, hard to be degenerated and convenient for transportation, which has good water solubility and high stability, with less reduction of concrete strength, low cost etc.

The invention provides a PVC (polyvinyl chloride) micro-foam floor and a preparation method thereof. The PVC micro-foam floor comprises the following components in parts by weight: 120-150 parts of PVC resin, 40-80 parts of diatomite, 10-20 parts of plant fiber, 5-10 parts of plasticizer, 1-5 parts of heat stabilizer, 0.5-3 parts of lubricating agent, 0.7-2 parts of anti-impact modifier, 1.5-3.5 parts of antioxidant, 0.5-1.2 parts of foaming agent, 3-7 parts of flame retardant and 2-7 parts of antibacterial agent. The PVC micro-foam floor provided by the invention has the advantages of high impact strength, tensile strength, tear strength and compressive strength, good wear resistance, water resistance and weather resistance, flame-retardant, anti-bacterial, anti-static and anti-aging effects, capability of keeping the color of the floor unchanged for a long time, and durability.

A modified wood-plastics composition is prepared from wood flour, plastic, assistant, and grafting agent through graft modifying of wood flour and plastics, and continuous extruding out. Its advantage is high tension strength, bending strength and impact strength.

The invention discloses a new type solid wall paper, its manufacturing method and application. Its feature is that pulpwood formed three-dimensional bass-relief pattern and colorful plate type is used to form the solid wall paper which has various design and color, geometry by monomer jointing, assembling, and arranging. The method includes the following steps: adding solid filling and additive, or any one of wood pulp, bamboo pulp, or their mixture into paper making pure wool pulp; using pulp molding plant and die to product; pulping; forming; drying; shaping; ginning; scratching; brush coating or surface overlaying film to obtain the solid wall paper. It can be used in the decoration for bedroom, drawing room, and public occasion.

The invention discloses a craft to spray ceramic on the surface of epoxide resin group carbon fiber composite material product, which comprises the following steps: A, proceeding roughening treatment for the surface of epoxide resin group carbon fiber composite material product; B, spraying metallic substratum on the roughening surface; C, spraying ceramic powder on the surface of metallic substratum; forming ceramic coating. This invention can increase the safe property and durability of the product, which can make epoxide resin group carbon fiber composite material possess wide application area.

The present invention is one kind of light ceramic material and its production process, and belongs to building material technology. The ceramic material is produced with waste slag from polishing ceramic product, ceramic clay, high temperature sand and low temperature sand and through material compounding, crushing, forming, drying, sintering in kiln and packing. The produced ceramic material has the features of light weight, high strength, heat insulation, sound insulation, fireproofing, waterproofing and long service life. The present invention raises the utilization of ceramic raw material, reduces environmental pollution, and the produced ceramic material may be used in decorating outer and inner walls of building, as tunnel sound insulating material, house ceiling decoration, etc.

The invention provides a superhydrophobic acrylic resin paint. The paint comprises a nanoparticle, an acrylic resin, a mixed solvent, and heptadecafluoro trimethoxy ethoxy silane, wherein the ratio of the nanoparticle to the acrylic resin to the mixed solvent to heptadecafluoro trimethoxy ethoxy silane is 100:20-60:20-600:3-10. When the paint is sprayed on the surface of a solid, the contact angle of water drops on the surface is 150-160DEG, and the roll angle of the water drops on the surface is less than 10DEG. The superhydrophobic acrylic resin paint of the invention, which has the advantages of low cost, simple construction technology and small pollution to environment, has a good industrialized application prospect.

The invention belongs to building enclosure materials, in particular to a light-transmission-type composite sandwich decorative board with an ultra-large face. In the decorative board, a wholly-reinforced composite sandwich structure of a light-transmission-type FRP (Fiber Reinforced Plastic) panel, a honeycomb core material and latticed FRP reinforcing ribs is adopted, mounting holes are arranged on the periphery and in other specified positions, the product is formed by adopting a die, and the surface is coated with a high-weather-resistant facing layer. The decorative board provided by the invention is suitable for the mass production of boards with ultralarge faces. Compared with hollow glass of a curtain wall, the decorative board provided by the invention has equivalent light transmittance as well as the advantages of great veneer area, light weight, high strength, good impact resistance, sound and heat isolation, good decoration effect, capability of night illumination, easiness for maintenance, long service life, and the like and can meet the demands of curtain walls, enclosures and decoration engineering of buildings and large-scale landscape structures for light-transmission-type decorative boards with ultra-large areas.

The invention relates to a foamed aluminum-corrugated plate composite sandwich plate and a preparation method thereof. The method comprises the following steps: firstly, manufacturing a corrugated core body; welding the corrugated core body to a panel to form a corrugated plate; putting basal powder and a foaming agent in a mixing machine for uniform mixing, and then extruding the mixed powder into a primary blank; putting the blank in a mould for pressing, filling the inside of the corrugated plate with a pressed foaming prefabricated body, and putting the corrugated plate in an atmosphere furnace for foaming; and heating and keeping warm until the prefabricated body is expanded to form foamed aluminum with which pores of the corrugated plate are completely filled, and then cooling. By using a powder metallurgy method, the inside of lattice metal is foamed in situ to form the metallurgical-bonding foamed aluminum-corrugated plate composite sandwich plate. The excellent mechanical property of the lattice metal and the advantages of energy absorption, sound insulation, shock absorption and thermal insulation of the foamed aluminum are utilized, so that the multifunctional coupling is realized, and the structure and function integration material with the relatively excellent comprehensive performance is obtained. The bonding strength is effectively improved by virtue of metallurgical bonding, and the performance of the composite material is further improved.

The invention discloses a urethane foam composite board comprising panels and a composite core plate, wherein the two panels comprise an optically flat damping sheet and porous damping sheets, wherein one surface of the optically flat damping sheet is provided with a non-setting adhesive layer, and the porous damping sheets are arranged in a square or a triangle shape regularly; the composite core plate forms a single-side core plate by splicing one side of a perforated urethane forming board with the porous damping sheets; the single-side core plate and the optically flat damping sheets are foamed, cured and bound to be a multi-layer structure complex by A and B constituent urethane foam composite materials in a forming die, and the urethane foam composite board is obtained after deburring the multi-layer structure complex. The invention has the integrated function of damping, noise reduction, heat and sound insulation and sound absorption, and has simple preparation method and convenient installation and use, thereby being beneficial to popularization and application.

The invention discloses a composite material of an imitated glass reinforced plastic, which comprises a basic layer, the basic layer comprises the following ingredients by weight: 120-160 parts of active light calcium carbonate powder, 60-130 parts of recovered plastic, 30-60 parts of glass fiber and/or basalt fiber, 10-30 parts of coupling agent, 1-30 parts of foaming agent, 30-60 parts of processing auxiliary agent and 1-5 parts of stabilizing agent. The composite material also comprises a superficial layer and a filling layer. The composite material can replace a plurality of glass reinforced plastic products, steel products, stone products, ceramic products, wood products and plastic products. The composite material possesses the characteristics of wood, such as nailing, sawing, pasting and shaving, and enables secondary processing; and has the characteristics of B-1 grade fire protection, insect protection, no fumigation, water resistance, corrosion resistance, rust resistance, sound insulation, heat insulation, light weight, high intensity, impact resistance, strong plasticity, good physical properties, long service life, no formaldehyde containing, no radiation, acid and alkali resistance, hot and cold resistance, ultraviolet resistance, no paint requirement, easy construction, recoverable property, regeneration and utilization and the like.

The invention discloses a natural fiber reinforced polypropylene composite material and a preparation method thereof. The preparation method mainly comprises the following steps of: firstly, carrying out ultrasonic surface desorption processing on a chopped natural fiber tow; then heating by microwaves for rapid dehydrating and drying; after uniformly mixing polypropylene, a flexibilizer, a lubricant, a compatilizer and a heat stabilizer, adding the mixture into an extruder; adding fibers in a laterally feeding mode; and after melting, carrying out extrusion, cooling, air-drying and grain-sized slicing to obtain the natural fiber reinforced polypropylene composite material. The preparation method disclosed by the invention is simple and has a reasonable formula. The prepared material has the advantages of environmental friendliness, sound adsorption, heat insulation, low density, low shrinkage factor, good processing forming performance, degradable property and excellent comprehensive mechanical property.

The invention relates to a movable split-type refuge chamber, belonging to the technical field of life saving apparatus. The movable split-type refuge chamber is characterized by comprising a transfer chamber, a main chamber and an auxiliary chamber; the movable transfer chamber and the main chamber which are combined by sealing joints and the movable auxiliary chamber and the main chamber which are combined by sealing joints form the refuge chamber; a transfer chamber body is provided with a front chamber door, the main chamber body is provided with a side chamber door, and the auxiliary chamber is provided with a life saving chamber door; and the refuge chamber is provided with an environment monitoring device, a power supply, a communication telephone, an oxygen gas steel cylinder and/or a food storage device. The movable split-type refuge chamber has the advantages of collapse resistance, gas explosion resistance, sealing of the influx of underground noxious gas, adjustment of temperature and humidity, automatic oxygen supply, free arrangement and combination, favorable air tightness and heat insulation effect, simpleness of installation, convenience and flexibility, investment saving, and ability to provide a set of complete life assurance system for escaping persons on site, and the like.