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34results about How to "With termite protection" patented technology

Nylon composite material special for electric wire and cable jacket and preparation method thereof

The invention provides a nylon composite material special for an electric wire and cable jacket, which is prepared from the following components by mass percent: 86-100% of nylon 6, 0.1-2.0% of main antioxygen, 0.1-2.0% of auxiliary antioxygen, 0.1-2.0% of lubricant release agent, 0.1-2.0% of light stabilizer, 0.1-2.0% of lubricant, 0.1-2.0% of nucleating agent and 0.3-2.0% of tackifier, wherein the main antioxygen is a hindered phenol antioxygen, the auxiliary antioxygen is thiodi-propionic acid diester or phosphite ester, the lubricant release agent is calcium stearate, the light stabilizer is a hindered amine light stabilizer, the lubricant is ethylene double hard ester amide (EBS), silicone powder or a compositor of the ethylene double hard ester amide (EBS) and silicone powder, the nucleating agent is nano talcum powder, and the tackifier is nylon 6 containing reactive groups. The nylon composite material has the advantanges of simple formula and cheap, easily available components and low cost, and the electric wire and cable jacket prepared from the nylon composite material can prevent white ants and mousse, has abrasion resistance and corrosion resistance, is durable in use and is non-toxic and environment-friendly.
Owner:辰东意普万新材料(广东)有限公司

Plant fiber reinforced inorganic light composite and preparation method thereof

The invention discloses a plant fiber reinforced inorganic light composite which is mainly prepared from magnesium chloride hexahydrate, magnesium sulfate heptahydrate, light calcined magnesia, water, a water reducer, a reinforcing agent, reinforcing fibers, a foaming agent, an exciting agent, a stabilizer and adjusting admixture. The preparation method comprises steps as follows: magnesium chloride hexahydrate, magnesium sulfate heptahydrate and water are mixed to be made into a saline solution; light calcined magnesia, the water reducer and the reinforcing agent are added to the saline solution, the mixture is stirred at a constant speed, and an inorganic sizing material is obtained; the reinforcing fibers are added to the inorganic sizing material and stirred at a constant speed, the adjusting admixture, the stabilizer and the exciting agent are dropwise added slowly, finally, the foaming agent is added quickly, the mixture is stirred at a high speed, and a foamed inorganic sizing material is obtained; the foamed inorganic sizing material is poured into a die, left to stand for foaming, removed from the die and maintained, and the plant fiber reinforced inorganic light composite is obtained. The composite has the advantages of high pressure resistance, high bending resistance, low density, no formaldehyde, aging resistance, mildew resistance, termite resistance, moisture-proof performance, no deformation, sound and heat insulation, good heat preservation and the like.
Owner:CENTRAL SOUTH UNIVERSITY OF FORESTRY AND TECHNOLOGY

Double-layer PE gas pipe with termite-proof protective layer

The invention relates to the technical field of gas pipelines, in particular to a double-layer PE gas pipe with a termite-proof protective layer. The double-layer PE gas pipe comprises a gas pipeline which is of a double-layer structure formed by an inner layer used as a conveying pipe and an outer protective layer capable of preventing corrosion by termites. A bonding layer is arranged on the connection portion of the inner layer and the outer protective layer. The outer protective layer can be separated from the inner layer with the bonding layer under the effect of external force in a peeling mode. Certain bonding force exists between the inner layer and the outer protective layer, the fact that the two layers can be bound tightly and cannot slide or be separated is guaranteed, and meanwhile during a mounting process, the outer protective layer on a needed portion can be separated in a peeling mode through external force, a conveying pipe of the inner layer cannot be damaged, compared with a single-layer PE gas pipe, the double-layer PE gas pipe has the advantages that a termite-proof function is achieved, scratching is prevented, connecting is safe and convenient, and safety and reliability of using and mounting of the gas pipe can be effectively improved.
Owner:GUANGDONG LIANSU TECH INDAL

A-class fire-retardant water-proof rat-proof ant-proof intermediate-voltage special cable for rail traffic

The invention relates to an A-class fire-retardant water-proof rat-proof ant-proof intermediate-voltage special cable for the rail traffic. The cable comprises a conductor; a conductor shielding layer, an insulation layer, an insulation shielding layer, a wrapping layer, a metal shielding layer, a water blocking layer, a flame-retardant layer, an inner sheath, a metal armored layer, and an outer sheath are arranged successively outside the conductor, wherein the conductor shielding layer, the insulation layer, and the insulation shielding layer re in a three-layer co-extruded manner. The innersheath is an extruded halogen-free low-smoke flame-retardant oxygen barrier layer formed by wrapping of two alkali-free glass tapes. The outer sheath is formed by extruding an optical cement by a low-smoke halogen-free fire-retardant rat-proof ant-proof high-polymer material; and the optical cement has the thickness of 10 to 20 microns. The outer sheath is a polyvinyl chloride outer sheath; and awhite-ant-proof plant additive that is non-toxic and is harmless to the human body and the environment is added into the outer sheath. The cable has characteristics of excellent environmental protection effect and good low-smoke, halogen-free, flame-retardant, waterproof, anti-ultraviolet radiation, rat-proof, and ant-proof performances and the like.
Owner:YANGZHOU SHUGUANG CABLE

Manufacturing method of diatom ooze embossment hanging picture

The invention provides a manufacturing method of a diatom ooze embossment hanging picture and relates to the technical field of decorative pictures. The manufacturing method comprises the following steps that an embossment picture outer frame is manufactured, an embossment picture back plate is manufactured, mixed diatom ooze is scraped on the embossment picture back plate and dried in air, a second layer of diatom ooze is sprayed to a first layer of diatom ooze dried in the air, and the second layer of diatom ooze is granulated; the mixed diatom ooze and environment-friendly inorganic mineralpigment are mixed, and mixed mixture is placed into a silica gel three-dimensional die to form a three-dimensional embossment; the three-dimensional embossment is bonded to the embossment picture back plate coated with the diatom ooze and dried in the air; and the embossment picture back plate in the step e is fixed to the embossment picture outer frame. The method has the beneficial effects thatthe hanging picture adopting the diatom ooze has the advantages of being natural and environmentally friendly, resisting mildew and bacteria and purifying and humidifying air. Meanwhile, the embossment design is adopted, the decorating effect is better, the diatom ooze has the advantages of being fast, preventing falling off and being capable of being preserved in good condition for a long term,and use durability of the hanging picture is effectively improved.
Owner:唐山艺趣艺术品有限公司

Plant fiber insect-repelling density board

The invention provides a manufacturing method of a plant fiber insect-repelling density board. The preparation method comprises the following steps of (1) preparing materials; (2) manufacturing fiber; (3) soaking the fiber obtained in the step (2) in a flame retardant, and drying the fiber at 95 DEG C after soaking until the water content of the fiber is 40%-50%, wherein a preparation method of the flame retardant comprises the steps that 1.0 part of ammonium polyphosphate is taken and dissolved in 20 parts of water, 0.5 part of dry layered zirconium phosphate is added, the materials are stirred to be uniform, and then turbid emulsion is obtained, (4) coating the dry fiber surface with an adhesive; (5) forming a blank board in the mode of conducting pre-pressing and cutting while conducting laying; (6) feeding the formed blank board into a cold molding machine through a plate loader, and conveying the blank board into a curing chamber through a plate unloader to be cured after cold pressing, and (7) conducting demolding, airing or drying, edge cutting, sanding and thickness fixing in sequence on the cured blank board, and obtaining the plant fiber particle insect-repelling density board. The density board does not release free formaldehyde, is flame retardant, has mosquito-repellent and mothproof performance, and is friendly to the environment and human health.
Owner:江苏美标家居科技有限公司

A double layer pe gas pipe with termite protection

The invention relates to the technical field of gas pipelines, in particular to a double-layer PE gas pipe with a termite-proof protective layer. The double-layer PE gas pipe comprises a gas pipeline which is of a double-layer structure formed by an inner layer used as a conveying pipe and an outer protective layer capable of preventing corrosion by termites. A bonding layer is arranged on the connection portion of the inner layer and the outer protective layer. The outer protective layer can be separated from the inner layer with the bonding layer under the effect of external force in a peeling mode. Certain bonding force exists between the inner layer and the outer protective layer, the fact that the two layers can be bound tightly and cannot slide or be separated is guaranteed, and meanwhile during a mounting process, the outer protective layer on a needed portion can be separated in a peeling mode through external force, a conveying pipe of the inner layer cannot be damaged, compared with a single-layer PE gas pipe, the double-layer PE gas pipe has the advantages that a termite-proof function is achieved, scratching is prevented, connecting is safe and convenient, and safety and reliability of using and mounting of the gas pipe can be effectively improved.
Owner:GUANGDONG LIANSU TECH INDAL

A kind of b1 level high flame retardant green environmental protection low-voltage AC cable for smart grid and its manufacturing process

The invention relates to the field of manufacturing B1-level cables for smart grids, in particular to a B1-level high-flame-retardant green environment-friendly low-voltage AC cable for smart grids and a manufacturing process thereof. The cable comprises at least three conductor cores, and has the structure of a flame retardant filling layer + a first flame retardant wrapping layer + a high-oxygen-insulation layer + an armor layer + a second flame retardant wrapping layer + a high-flame retardant, low-smoke, non-halogen, anti-ultraviolet and anti-rat ant outer protective layer; The high-flame-retardant, low-smoke, halogen-free, ultraviolet-ray-proof, rat-proof and ant-proof outer protective layer is mainly made of the following raw materials: 25 to 35 parts of ethylene-vinyl acetate copolymer resin, 65 to 75 parts of linear low density polyethylene, 43 to 53 parts of composite reinforcing agent, 1.8 to 2.2 parts of composite lubricant, 72 to 88 parts of flame retardant, 0.9 to 1.1 parts of antioxidant, and 0.45 to 0.55 parts of ultraviolet absorber. The cable structure is reasonable, and has the characteristics of anti-ultraviolet ray, low smoke, halogen-free, flame-retardant B1 grade, anti-rat, anti-termite and the like.
Owner:JIANGSU HENGTONG POWER CABLE

Method for increasing weight and hardness of soft wood

The invention discloses a method for increasing the weight and hardness of soft wood. The method comprises the steps: S1, performing vacuum dehumidification; S2, preparing macromolecule curing liquid; S3, preparing impregnation liquid; S4, performing vacuum negative-pressure guide pipe drainage on the wood; S5, performing heat treatment, crosslinking and curing; S6, discharging the wood from the tank: discharging the liquid medicine after pressure impregnation, standing for 10-30 minutes, and opening a tank door to take out the wood; S7, carrying out secondary drying, and taking out of the kiln for later use. According to the invention, the physical, chemical and biological properties of the wood are changed by cross-linking and curing the macromolecular curing liquid in the wood, and after the wood is subjected to dipping treatment by using the wood dipping liquid, while the wood keeps the original natural properties (heat insulation, insulation, temperature regulation and humidity regulation) of the wood, the wood has excellent properties such as flame retardance, corrosion resistance, bacteria resistance, termite resistance, environmental protection and deformation resistance, and the density, hardness and the like of the wood can be increased at will according to user requirements; the free formaldehyde content of a final product meets the national standard E0 level requirement, and the use requirements in the fields of furniture, solid wood floors and the like can be completely met.
Owner:鼎峰工贸(高唐)有限公司

Preparation method for fast growing wood impregnation liquid

The invention discloses fast growing wood impregnation liquid, which is prepared from the following raw materials according to parts by weight: 970.0-1050.0 parts of formaldehyde, 590.0-650.0 parts of urea, 0.7-1.0 part of sodium carboxymethylcellulose, 110.0-150.0 parts of ammonia water, 60.0-70.0 parts of melamine, 2.0-5.0 parts of polyvinyl alcohol and 3.0-6.0 parts of hexamethylene tetramine. The preparation method comprises the following steps: firstly adding each component raw material into a reaction kettle according to a ratio; adding urea by three times, and stirring; regulating a pH value; and carrying out polycondensation. The preparation method for the fast growing wood impregnation liquid has a simple operation condition, is easy to prepare the impregnation liquid and can be reused, and the cost is lowered. Wood processed by the impregnation liquid disclosed by the invention has the advantages of flame resistance, corrosion prevention, antibacterial effect, protection against termites, deformation resistance, environment protection, adjustable density hardness and the like while the original natural attributes (heat insulation and isolation) of the wood are kept, and therefore, the wood becomes an ideal succedaneum for the natural precious tree species.
Owner:河北爱美森木材加工有限公司
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