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150results about How to "Good waterproof" patented technology

Production method for fireproof and waterproof carbonized woods

InactiveCN102528878AReduce hygroscopicity and water absorptionGood waterproofWood charring/burningWeather resistanceHydroxyl radical
The invention discloses a production method for fireproof and waterproof carbonized woods, comprising the steps of preparing a using solution, wherein the using solution contains sodium silicate and water based on a mass ratio of 1:(4-7); absorbing the using solution by wood materials; solidifying the wood materials to fix the sodium silicate in the wood materials; and carbonizing the wood materials into the carbonized woods. The production method for fireproof and waterproof carbonized woods has the following advantages: the sodium silicate solution is absorbed by the wood materials, the sodium silicate is fixed in the wood materials, and the wood materials are carbonized; in a carbonizing process, sodium silicate can produce a silica gel solid with excellent water resistance and silicon dioxide, hemicelluloses in the wood materials are degraded, and hydroxyl radicals in cell walls of the wood materials are reduced, so that the production method has the following beneficial effects: 1) the moisture absorbability and the water absorbability of the wood materials are reduced, so that the water resistance is excellent; 2) the fireproof performance of the wood materials is improved, so that the fireproof performance is excellent; 3) the size stability is enhanced, so that the carbonized woods are hard; 4) the biological rotproofness is excellent; and 5) the weather resistance is excellent. Therefore, a wood product which has the advantages of excellent performance, beautiful color and environmental friendliness and is suitable for outdoor environment can be produced.
Owner:FUJIAN ZHANGPING KIMURA FORESTRY PROD

Waterproof treatment technology of capacitive touch screen

The invention discloses a waterproof treatment technology of a capacitive touch screen. The waterproof treatment technology comprises the following steps: during the production of a sensor of the capacitive touch screen, insulation printing is added for a bonding area circuit as waterproof and anti-corrosion treatment, and the exposed conductive part of the sensor is treated only with silverglue PIN of the bonding area; after being subjected to SMT (surface mount technology) positioning, an FPC (flexible printed circuit) is treated with transparent sealing glue, and exposed bonding pads of a chip IC (integrated circuit), a capacitor, a resister and a diode element are sealed with the sealing glue; after the sensor is manufactured into small pieces and subjected to functional test, hot pressing is performed on the small pieces and the FPC, after pressing, functional test is carried out, then, insulating sealing glue is brushed, and UV drying is performed; the circuit formed through pressing the sensor and the FPC is adhered to a glass cover plate through small piece lamination process, the suspended parts between the FPC and the cover plate are stuck together through double faced adhesive tape, and few copper exposure parts of the FPC on the sensor surface are sealed with white sealing glue for sealing treatment. According to the waterproof treatment technology, the exposed conductive circuit of the touch screen and element bonding pad area are sealed, so as to achieve the waterproof function of the touch screen, and the waterproof treatment technology has the characteristics of easy technology and good waterproofness.
Owner:JIANGXI TIANYI PHOTOELECTRIC

Concrete surface protection system

ActiveCN104530972AGuaranteed surface effectGood waterproofCoatingsSilicone resinCorrosion prevention
The invention belongs to the field of protection of concrete surfaces and relates to a durable and corrosion-proof concrete surface protection system. The protection system comprises four parts, namely, a priming paint, an inter paint, a finish paint and a finish-coat paint, wherein the priming paint mainly comprises a silane emulsion, a siloxane emulsion, a dispersant, a corrosion-resistant agent and water; the inter paint mainly comprises a silicon resin emulsion, a siloxane emulsion, a coalescing agent, a dispersant, a corrosion-resistant agent and water; the finish paint mainly comprises a silicon resin emulsion, an acrylic emulsion and/or a modified acrylic emulsion, a dispersant, a corrosion-resistant agent, a coalescing agent and water; and the finish-coat paint mainly comprises a fluorine-silicone resin polymer, a dispersant, a corrosion-resistant agent, a coalescing agent and water. The protection system can be immersed at 3-8mm from the concrete surface and is cured and cross-linked to form a protective layer, and the protection system has the advantages of excellent air permeability, water-repellent property, immersion resistance, weather resistance, freeze-thawing resistance and corrosion resistance; by the protection system, early carbonation and morbid change of concrete are prevented, the weather resistance is improved and the durability and practicability of concrete are prolonged.
Owner:CHONGQING JINHONG CONSTR ENG

Production method for rigid foam polyurethane composite heat-conservation board

A preparation method used for preparing a polyurethane hard foam insulation composite board includes the following steps: a fireproof polymer cement sheet is prefabricated; a polyurethane foaming machine manufacturing line is adopted to froth the PAPI and flame-retardant conjugate polyether into the polyurethane board and the polymer cement sheet is simultaneously compounded on two surfaces of the polyurethane board to prepare the multifunctional polyurethane hard foam insulation composite board. The preparation method of the fireproof polymer cement sheet comprises the following steps: after an adhesive and an inorganic powder are mixed according to the proportion of 1:1.5 to 2, the mixture is pressed with a non-woven cloth on the manufacturing line; the adhesive is prepared by the following materials according to the weight portions: 75 to 85 percent of polymer emulsion, 5 to 10 percent of flame retardant, 1 to 6 percent of film-forming additives, 5 to 10 percent of deionized water and 0 to 1.5 percent of thickener; the inorganic powder is prepared by the following materials according to the weight portions: 40 to 60 percent of stuffing, 10 to 25 percent of solid flame retardant and 25 to 40 percent of cement. The composite board prepared by the method integrates the fireproof, waterproof, high-intensity and insulation functions into a whole and can be used for the outer-wall waterproof, fireproof and insulation engineering of buildings.
Owner:夏良强

Mothproof and waterproof coating for garden wooden bridge and preparation method thereof

The invention discloses a mothproof and waterproof coating for a garden wooden bridge and a preparation method thereof. The coating comprises the following components: polyacrylamide, polyurethane, graphene, superfine talc powder, nano silicon dioxide, nano aluminum oxide, white carbon black, high-viscosity attapulgite clay, pyrethrum, radix angelicae, cortex cinnamomi, fructus quisqualis, radix euphorbiae lantu, anise, and radix sanguisorbae. The preparation method comprises: extracting the traditional Chinese medicine components respectively to obtain an extracting solution, and making the extracting solution into freeze-dried powder; adding polyacrylamide and a polyurethane aqueous solution into a reaction kettle, adding a graphene aqueous solution, and performing stirring reaction for 0.5-1.5h; and adding the superfine talc powder, the nano silicon dioxide, the nano aluminum oxide, the white carbon black and the high-viscosity attapulgite clay, mixing the materials uniformly, then adding the freeze-dried powder, and mixing the materials uniformly to obtain the coating. The coating is applied to decoration of the garden wooden bridge, and enables the wooden bridge to not only have good waterproof and anticorrosive effect but also have excellent mothproof and mildewproof properties, so that the coating has a good application value.
Owner:HEFEI XUELIXIN AGRI TECH CO LTD

Flame retardant type waterproof roll

The invention discloses a flame retardant type waterproof roll. The flame retardant type waterproof roll comprises a fine sand protective layer, a fireproof isolating layer, an upper TPO flame retardant waterproof layer, a fiberglass gridding cloth layer, an aluminum foil layer, a lower TPO flame retardant waterproof layer, a blocking layer, a self-stick layer and an isolating layer which are arranged sequentially in an upper-lower stacked mode. The flame retardant type waterproof roll is adopted, and different materials are recombined into a whole through upper-lower stacked arrangement to obtain a functional complementation multilayer composite structure. Through the fine sand protective layer, the surface of the waterproof roll becomes rough, thus during construction and usage, related people are not liable to slip, and the safety of the people is ensured. Through the fireproof isolating layer and the flame retardant waterproof layers, the waterproof roll has good flame retardance. Through the fiberglass gridding cloth layer, the aluminum foil layer, the blocking layer and the isolating layer, the strength of the waterproof roll can be improved, and puncturing resistance and tearing resistance can be achieved. The flame retardant type waterproof roll has the advantages of good waterproofness, excellent flame retardance, high strength, long service life, a wide application range and the like.
Owner:贵州遵义铭东商贸有限公司

Anti-ozone and ultraviolet-resistant non-toxic ceramic anticorrosive coating and preparation method thereof

The invention discloses an anti-ozone and ultraviolet-resistant non-toxic ceramic anticorrosive coating, which relates to the technical field of an anticorrosive coating, which aims to solve the problems that the anticorrosive coating in the prior art contains a toxic volatile organic solvent and environment is polluted due to a large VOC emission amount. The technical scheme point of the coatingis characterized by comprising a component A and a component B; the component A includes the following components in parts by weight: 45 to 55 parts of organosilicon-modified epoxy resin, 8 to 12 parts of polyglycidyl ether, 12 to 18 parts of pigments, 8 to 12 parts of a filler, 0.3 to 0.7 parts of an anti-settling agent, 0.8 to 1.2 parts of an anti-cracking agent, 1.8 to 2.2 parts of a softeningagent, and 4 to 0.6 parts of a coupling agent; and the component B is a non-toxic curing agent, and is a mixture of at least two of a fatty amine curing agent, a polyamide curing agent, and a fatty amine addition product. The anticorrosive coating has the characteristics of no organic solvent addition and zero VOC emission. The invention also provides a method for preparing the anticorrosive coating. The anticorrosive coating has the advantages of good ozone and ultraviolet resistance, and a coating layer obtained by curing has the advantages of good anti-fouling and wear resistance.
Owner:苏州群鹰防腐材料有限公司

Novel energy-saving and environment-friendly waterproof plastering gypsum and preparation method thereof

InactiveCN106699089AStrong stickinessGood waterproofSpecific gravityIndustrial waste
The invention relates to the field of industrial waste utilization and building materials, in particular to novel energy-saving and environment-friendly waterproof plastering gypsum and a preparation method thereof. The novel waterproof plastering gypsum is prepared from the following components in percentage by weight: 45 to 60 percent of natural gypsum, 20 to 35 percent of quartz sand, 8 to 15 percent of mineral ash residue, 3 to 8 percent of calcium elevator, 1.5 to 3 percent of waterproof agent, 0.3 to 0.6 percent of gypsum water reducing agent and 1.2 to 3 percent of additive. The preparation method comprises the following steps: weighing proportioning accessories according to a formula; mixing the accessories and putting into a stirring reactor; sufficiently and uniformly stirring to obtain the waterproof plastering gypsum. The novel energy-saving and environment-friendly waterproof plastering gypsum disclosed by the invention has the beneficial effects that after a product is immersed into water for two times and then is dried, the strength is till kept unchanged; mineral waste residues are used as raw materials, so that recycling of wastes is realized, and energy-saving and environment-friendly properties are obtained; when the plastering thickness is smaller than 40mm, the novel energy-saving and environment-friendly waterproof plastering gypsum can be directly applied to a treated base layer, and is high in viscosity and free of hollowing and cracking; after use, the indoor temperature and the indoor humidity can be effectively controlled and adjusted; the novel energy-saving and environment-friendly waterproof plastering gypsum has excellent heat-insulating property, heat-insulating function and water resistance.
Owner:美丽佳建材(北京)有限公司

Manufacturing method of multifunctional outdoor protective fabric

The invention relates to a manufacturing method of a multifunctional outdoor protective fabric. Flame-retardant polyester with a high phosphorus content is selected and used as a raw material, and is subjected to vacuum drying and pre-crystallization for 8-12 hours until the intrinsic viscosity is greater than or equal to 0.8 dl/g, high-strength fine-denier short fibers are obtained and are spun to be yarn, and the yarn is stranded, is woven and is subjected to post-processing technologies comprising water proofness, oil repellence, infrared proofness, and the like, so as to enable the multifunctional outdoor protective fabric to have following advantages that firstly, the flame-retardant performance is good: the oxygen index is greater than or equal to 37 percent and the multifunctional outdoor protective fabric is environmentally friendly and is permanent flame-retardant; secondly, the water-proof performance is good: the hydrostatic pressure is greater than or equal to that of 60 cm water column; thirdly, the oil-repellent performance is good: the oil-repellent performance reaches a level of six; fourthly, the infrared-proof performance is good: the wavelength is in the range of 750 nm to 1500 nm, and the transmissivity is in the range of 5.1 percent to 6.6 percent; fifthly, the breaking strength is large: the warp breaking strength of a base cloth is greater than or equal to 2700 N, and the weft breaking strength of the base cloth is greater than or equal to 1800 N; sixthly, the gram weight is greater than or equal to 200g/m<2>, and the multifunctional outdoor protective fabric is convenient to use; and seventhly, the air permeability is good, the water vapor permeability is greater than or equal to 8000g/m<2>.24h, and the multifunctional outdoor protective fabric is comfortable to use.
Owner:浙江真北纺织新材料研究院有限公司
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