33results about How to "With heat and sound insulation" patented technology

The invention discloses a wall of a light steel structural house. The wall is divided into an inner wall and an outer wall, wherein the inner wall is composed of gypsum boards, wall surface OSBs and alight steel keel, with the light steel keel as a bearing framework, the two sides of the light steel keel are each provided with one wall surface OSB, and the gypsum boards are located on the outermost layers; the outer wall is composed of a gypsum board, one wall surface OSB, a light steel keel, the other wall surface OSB, an insulating layer, a ventilation layer and an outer wall hanging platefrom inside to outside. The middle of each light steel keel is filled with a heat preserving and insulating material, a wood keel is arranged in the middle of the ventilation layer, breathing paper isattached to the surface, close to the insulating layer, of the ventilation layer, and all layers of the inner wall and the outer wall are connected together by cold-rolled steel nails from the two sides in a fastened mode. The wall is low in weight and good in wind and quake resistance, has good features of heat preserving and insulating, sound insulating, fire resistance, moisture prevention, corrosion prevention and the like, and can be widely applied to office buildings, villas, storehouses, stadiums, entertainment venues and tourism buildings.

The present invention discloses polymer foam particles with skin and dilatancy and a preparation method thereof. The polymer foam particles with the skin and the dilatancy have skin structures and thedilatancy, wherein the dilatancy is realized by at least one mechanism in vitrification dilatancy, dynamic dilatancy, entanglement dilatancy, dispersion dilatancy and pneumatic dilatancy. The polymerfoam particles with the skin and the dilatancy can be used for producing package materials with the dilatancy and the slow rebound properties, anti-impact protective materials, damping materials, buffer materials, sound-absorbent materials, thermal insulation materials and the like, so that the polymer foam particles are widely applied.

An industrially manufactured light-weight sound-isolating steel floor for building is composed of two parallel primary beams made of U-steel or H-steel, the secondary beams connected between said two primary beams, upper and lower surface plates connected respectively to the top and bottom surfaces of secondary beams and the fire-proof heat and sound insulating layer between said upper and lower surface plates. Its advantages are high quality and installing speed, and low cost.

The invention discloses a carpet for commercial vehicles, which comprises a carpet body. The carpet body includes an upper surface layer and a lower bottom layer, and the lower layer is poured on the upper surface layer; the upper surface layer is a PE layer, a TPO layer and an EPDM layer from top to bottom. The lower layer is made of polyurethane PU foam material; the left and right sides of the carpet body are provided with ribs, and the front and rear ends of the carpet body are provided with edges and corners. In the present invention, the polyurethane PU foam layer is used as the lower bottom adhesive layer, which has the effect of heat insulation and sound insulation. The outer layer is made of PE+TPO+EPDM new environmental protection material, which is non-toxic, harmless to the human body, and light in weight. Excellent corrosion resistance and wear resistance, in line with the current environmental protection and lightweight development requirements for automotive interiors, and superior to existing PVC and SBR carpets in terms of product appearance and environmental performance.

The invention discloses an air purification integrated device of an air conditioner. The air purification integrated device comprises an air purification device fixedly connected to the indoor air conditioner. The device mainly comprises two small draught fans and air purification filter elements. The indoor air conditioner mainly serves as a temperature control device, the temperature control device is arranged in the indoor air conditioner, and the temperature control device comprises a circulating pipe, a pipeline route, a small compressor and the like. A compression solution is contained in the circulating pipe. When the air purification device automatically runs, the draught fans rotate to drive air to enter the purification device from a purification device air opening, and in the period, the air passes through the specially-made air purification filter elements, the air is filtered and purified after passing through the filter elements. The purified air continuously enters thetemperature control device downwards. The purified air makes contact with a backflow pipe of the temperature control device, and the air is heated or cooled and then blown to indoor space. The deviceis simple in structure and convenient to mount. The indoor air is purified, the purified air enters the temperature control device, and meanwhile the service life of the air conditioner is also prolonged.

The invention provides a bi-component polysulfide sealant composition, a bi-component polysulfide sealant and a preparation method of the bi-component polysulfide sealant, and belongs to the field of sealants. The bi-component polysulfide sealant composition specifically comprises a component A and a component B, the component A comprises the following components in parts by weight: 100 parts of liquid polysulfide rubber, 10-70 parts of a reinforcing filler, 0.5-5 parts of expandable microspheres, 5-15 parts of a thixotropic agent and 0.5-1.5 parts of an amine catalyst; and the component B comprises 5-15 parts of epoxy resin. By means of the treatment scheme, the density of the sealant can be remarkably reduced, and rapid curing can be achieved after the two components of the sealant are mixed.

The invention discloses a preparation method for a basalt fiber artificial board. The preparation method comprises the following steps of: mixing basalt chopped fibers and a binder according to a certain ratio to obtain a mixture; and subjecting the mixture to steel strip pressure forming to obtain the basalt fiber artificial board. According to the invention, the basalt chopped fibers and the binder are mixed to prepare the basalt fiber artificial board; and the prepared basalt fiber artificial board is environmentally friendly and has superior chemical resistance, high temperature resistance, flame retardancy, fire resistance, oxidation resistance, radiation resistance, heat insulation performance, sound insulation performance, filtration performance, compressive strength, shear strengthand the like compared with conventional artificial boards; the basalt fiber artificial board produced in the invention has high recovery property, is improved in recycling rate, and reduces environmental pollution of waste products to environment; even after scrapping, the basalt fiber artificial board can become soil or sand in subsequent degradation due to the usage of the basalt chopped fibers, so the recycling rate is high; and the method of the invention is more simplified in process, so corresponding economic cost can be saved for enterprises.

A high-strength microcrystalline fiber produced by using tailings waste slag and a preparation method thereof. The raw materials are composed of 28-40 parts by weight of copper tailings, 40-60 parts of basalt stone waste, and 7-60 parts of bauxite tailings. 20 parts, 0.2-1.5 parts of flux and 0.2-0.6 parts of clarifying agent. In its preparation process, the process of "feeding-melting-drawing" is used for production. The present invention uses copper tailings, basalt stone waste, and bauxite tailings as main raw materials, and the products do not burn at a temperature above 750°C, and the cost of production raw materials is reduced by 26-35%. Carbon fiber mainly produced with organic components and inorganic glass fiber are harmful to the health of human silicosis and pollute the environment; solve the problems of brittleness, poor corrosion resistance, wear resistance, easy breakage and short service life of existing glass fiber products , It also solves the problem that the natural production raw material source of basalt fiber fluctuates greatly, resulting in unstable product quality. At the same time, it can effectively alleviate the environmental problems and hidden dangers of safety accidents caused by the accumulation of tailings and stone waste.

The invention relates to the technical field of preparation of heat-insulating and sound-insulating composite materials, and discloses a heat-insulating poly-p-phenylene terephthalamide-foam glass sound-insulating composite material. The composite material is prepared from the following raw materials: waste glass slag, waste mineral wool board, poly-p-phenylene terephthalamide, a foaming aid, a foam stabilizer, a co-additive, a mixed co-solvent and a silane coupling agent, wherein the waste glass slag and the waste mineral wool board are recovered construction wastes such as soda lime glass wastes. The poly-p-phenylene terephthalamide-foam glass sound-insulating composite material adopts KOH as the foaming aid, and Na2B4O5(OH)4.8H2O is added as the co-additive; the KOH and the Na2B4O5(OH)4.8H2O react with SiO2 and CaO in soda lime glass to produce KNaCaSi2O6.6H2O crystals before foaming; in the heating and foaming process, the KNaCaSi2O6.6H2O crystals release steam to foam the raw materials. By adopting the method, the foaming porosity is improved, and the foaming process is stable; produced pores are very small and are uniformly distributed, so that sound waves are effectively absorbed, and the sound-insulating effect of foam glass is greatly enhanced.

The invention discloses a light framework and a construction method for manufacturing a partition board by using the light framework, the light framework comprises an integral framework body which is composed of multiple layers and multiple columns of hollow balls and has the width, the thickness and the height, and filler channels used for being filled with filler are formed between the hollow balls on each layer and between the hollow balls on each column; the light partition board is formed by installing the framework, injecting the solidified filler into the filler channels in the framework, forming planes on the surfaces of the two sides of the framework, smearing plaster on the surfaces of the two sides of the framework, and striking off the plaster. Therefore, the light partition wall board manufactured by using the framework of the hollow sphere in the on-site construction mode has the advantages of being light in overall weight, heat-insulating and sound-insulating, and the key point is that the problems of cracking and crack generation at the joint position of the existing light partition wall board are eliminated.