61results about How to "Good three-defense effect" patented technology

The invention discloses a novel insulating paint for electrical parts and a preparation method thereof. The insulating paint comprises the following components in percentage by weight: 66% of epoxy modified silicone resin, 22% of acrylic resin, 2.5% of pigment, 8% of mica powder packing, and 1.5% of additive. The preparation method comprises the following steps: a) preparing the epoxy modified silicone resin; b) preparing the acrylic resin; and c) preparing the insulating paint. The invention discloses a novel insulating paint for electrical parts and a preparation method thereof, the novel insulating paint can be naturally dried at normal temperature, is high-temperature-resistant, oil-resistant, and good in adhesive force, and has excellent electrical insulation properties and three-proofing properties, and the preparation method is simple, high in performance price ratio, and easily subjected to large-scale popularization and application.

The invention discloses a high-performance three-proofing antibiotic fabric and finishing method thereof. The high-performance three-proofing antibiotic fabric is obtained by one-bath finishing cotton woven by using a compound three-proofing antibiotic finishing agent composed of a nano-silver sol antibiotic finishing agent, an HS1100 three-proofing finishing agent, an ATB9800 antibiotic finishing agent and a TPM9007antibactrial finishing agent. Starch which is a natural degradable polymer is used as a protective agent and a dispersing agent, and a simple liquid-phase chemical reduction method is used for preparing starch cladded nano-silver sol, the process is simple and environment-friendly, the nano-silver sol is good in dispersibility and hard to reunite. The prepared nano-silver three-proofing antibiotic finishing agent can be used for one-bath finishing, and is simple in process and convenient for operation in comparison with dividing-bath finishing.

The invention discloses a method for preparing sea-island ultrafine fiber PU (polyurethane) leather base cloth by using an additive-type water proofing, oil repellent and antifouling finishing agent. The method comprises the following steps: the additive-type water proofing, oil repellent and antifouling finishing agent is added to solvent type PU, an auxiliary, color paste, a dispersing agent and a solvent raw material, the mixture is uniformly mixed to form wet-process impregnation slurry, then non-woven fabric formed by punching sea-island short fiber taking nylon 6 and polyethylene as the raw materials is impregnated in the wet-process slurry, solidified and washed, then polyethylene is extracted from thermal toluene with decrement, and the water proofing, oil repellent and antifouling ultrafine fiber PU leather base cloth is obtained after expanding and drying, oil applying and leather tanning. The water proofing, oil repellent and antifouling effects of the base cloth can be guaranteed, and soft hand feel can be kept; the ultrafine fiber PU leather base cloth can be used for preparing outdoor sportswear, articles for labor protection, leisure home accessories or automobile interior trim, and has broad market prospect.

The invention provides nano waterproof, oil-proof and antifouling finishing liquid which comprises a waterproof, oil-proof and antifouling fluorine-containing finishing agent and nano ceramic powder dispersion liquid. According to the invention, fabric has an excellent nano waterproof, oil-proof and antifouling function; after multiple times of washing, the nano waterproof, oil-proof and antifouling effect of the fabric is maintained well; moreover, the color fastness is high, and the air permeability and moisture permeability of the fabric are perfect; and after the finishing, the breaking strength of the fabric is not obviously reduced.

The invention discloses a mutually perforating network high anticorrosion primer and a preparation method. Eighteen types of raw materials, such as first tung oil, first rosin, 424<#>, refined castor oil, polyester chips, xylene, cellulose, butyl acetate, aluminum triphosphate, green silicon carbide, various pigments, and the like, are used to result in the IPN stereo chemical structure of a product through technological processes of melting, alcoholysis, esterification, diluting, high speed decomposition, sand milling, filtration, etc. The deficiency that the anticorrosion performance of the present primer is not ideal is overcome. Specific high anticorrosion performance is provided. A coated film is provided with no changes after being immersed in 30 percent of phosphoric acid solution, 5 percent of salt water and xylene solution for 10000h. Permanently applied to the environment of under 200 DEG C, the primer is characterized in that the flexibility is smaller than 1mm, the hardness reaches to 3H, the surface adhesion reaches to 1 grade and the positive and reverse impact strength is 50kg.cm. With large expansion application value and considerable social and economical benefits, the primer can be used together with various topcoats and can be directly added with special thinner to be used for the construction.

The invention discloses a preparation process of an ultraviolet-proof multifunctional textile fabric. A treatment process of a textile fabric is finished by three steps of an ultraviolet-proof treatment process, a padding, setting and finishing process, and drying, wherein during padding, setting and finishing, the textile fabric is subjected to padding, setting and finishing in nano-finishing liquid. In the preparation process of the textile fabric, provided by the invention, the specific nano-finishing liquid is adopted, so that the fabric has good nano-waterproof, oilproof and antifouling functions; after the fabric is washed with water for many times, the three-proofing effect is still maintained good, the color fastness of each item is high, and the air permeability and the wet permeability of the fabric are high; after fabric strength is finished, the breaking strength of the fabric is not reduced obviously; by adoption of the ultraviolet-proof treatment process, a yarn dyed fabric has a good ultraviolet-proof function and effectively fulfills the aim of resisting ultraviolet for a long time.

The invention relates to a photoelectric coded lock. The photoelectric coded lock consists of a password setting device, a position varying code inputting device, a position shifting code transmitter, a code storage restorer and a door opening system. The photoelectric coded lock is free from limiting the digital number of a password and free from limiting the password quantity on each digit, and a coded lock with multiple digital numbers and multiple passwords on each digit as well as high safety can be manufactured according to the requirement. The lock is controlled mutually by photo and electricity and integrates a printing circuit, so that the machine is reasonably combined with the electricity, the size is moderate, and the cost is controllable. The lock is simple and convenient for setting the password, the password is short and easy to remember, the lock is easy to operate and fast to unlock, and the locking performance is stable; the lock is a pure digitalized lock, so that the safety is improved compared with the modern coded lock; and the photoelectric coded lock is suitable for different installation environments and different people to use, and can be widely applied to a security door, a safe case, a bank vault, a national security military department, ships, cars and all relatively fixed door cabinets, therefore, the trouble for carrying a key can be thoroughly avoided, and people can enjoy a convenient life brought by the scientific and technological innovation. Once a product of the photoelectric coded lock is issued in the market, a great economic benefit and social benefit can be produced.

The invention discloses BOPP thermosensitive membrane and a production method thereof. The BOPP thermosensitive membrane comprises BOPP base membrane, a base coat layer, a chromogenic layer and a protective layer, wherein the base coat layer, the chromogenic layer and the protective layer are sequentially arranged on the BOPP base membrane. The production method of the BOPP thermosensitive membrane comprises the following steps of (1) selecting BOPP membrane as a coating base material; (2) producing base coat layer coating layer; (3) producing chromogenic layer coating liquid; (4) producing protective layer coating liquid; and (5) pumping the coating liquid of the various layers into coating machine material grooves respectively, and adopting a measuring bar coating method for sequentiallycoating the base coat layer, the chromogenic layer and the protective layer over the paper base material. The product has high-definition printing performance, and the printing requirements of printers with different energy are met; the product has excellent resistance to dry and wet rubbing and three proofing performance, and can be used in environments in contact with water and oil for a long time; and before and after printing, the product can be repeatedly rubbed without coating shedding, and no developed images are lost, so that information fidelity in practical use is guaranteed.

The invention provides a preparation method of a water-based acrylic acid epoxy resin anti-corrosive paint. The water-based acrylic acid epoxy resin anti-corrosive paint is prepared from the following raw materials: water-based acrylic acid epoxy resin, triethylamine, dispersant, stabilizer, bactericide, defoaming agent, carbon black, zinc phosphate, barium sulfate, corrosion inhibitor, leveling agent, drying agent and thickening agent. The preparation method comprises the following steps: evenly stirring related raw materials according to the formula, and grinding with a sand mill until the fineness is 30-60 mu m; and while stirring, adding the residual triethylamine, stabilizer, binder, bactericide, leveling agent, drying agent and thickening agent, homogenizing, and filtering.

The invention provides an insulating protective film coating and a preparation method thereof, which comprise the following components in percentage by weight: 5-25% of normal temperature self-curingfluororesin, 50-90% of perfluoroalkyl ether, 2-15% of propylene glycol methyl ether and 2-15% of D100 solvent oil. A hard transparent insulating protective film for power and electrical equipment withthe three-prevention function provided by the invention can effectively prevent harmful comprehensive pollutants from adhering to the surface of the equipment and greatly relieve corrosion and salt corrosion on the surface of the equipment. After coating, as a smooth and flat anti-pollution hard insulating film is formed on the equipment, various harmful pollutants are difficult to adhere and accumulate on the equipment, thus keeping the equipment clean for a long time. At the same time, due to its excellent weather resistance, mildew resistance, moisture resistance, salt fog resistance and other three-prevention properties, the insulating protective film coating is also conducive to the long-term stable operation of the equipment.

The invention discloses a preparation method of a three-proofing finishing agent for hard water. The three-proofing finishing agent for the hard water is an oil-in-water type high-molecular polymer emulsion, wherein the high-molecular polymer is prepared by emulsifying perfluoroalkylated (methyl) acrylate and (methyl) acrylate through a composite surfactant and then polymerizing by initiating of an initiator. The three-proofing finishing agent is generally that tap water or water from river is diluted to reach a certain concentration during the actual use in a printing and dyeing mill, and the tap water, in particular the water from the river, contains a certain amount of metal ions which influence the stability and the use effect of the three-proofing finishing agent. To solve the abovementioned problem, the three-proofing finishing agent is added with organic acid capable of chelating, the pH can be regulated, and the water quality can be improved, and as a result, the three-proofing finishing agent has a good three-proofing effect in the hard water, and the performance in the actual use is greatly improved.

The invention belongs to the technical field of textile printing and dyeing and in particular relates to a fabric with a high hand feeling comfort degree and a finishing method thereof. The fabric isobtained by treating through the finishing method; the finishing method comprises auxiliary agent padding, wherein an auxiliary agent is a water solution of a resin auxiliary agent, a catalyst, a fiber protection agent, a formaldehyde catching agent, a three-proofing auxiliary agent and a water-repelling softening agent, wherein the water-repelling softening agent is TF-4900. The fabric provided by the invention has extremely good three-proofing effect, a soft and smooth hand feeling, and high three-proofing washing fastness. The invention further provides the finishing method of the fabric; the hand feeling grade of the fabric is improved to 3.5 to 4 grades, the water proofing reaches 100 marks before washing in American AATCC 22-2010 standards, the oil proofing reaches grade 6.0 in American AATCC 198-2010 standards and the pollution proofing reaches grade 7.0 in American AATCC 193-2010 standards; after 5 times of washing, the water proofing is 95 marks, the oil proofing is grade 5.5and the pollution proofing is grade 6.5; after 30 times of washing, the water proofing is 90 marks, the oil proofing is grade 5.0 and the pollution proofing is grade 6.0.

The invention provides a preparation method for a special waterborne vinylidene chloride anticorrosive paint used for an agitator tank. The anticorrosive paint comprises the following raw materials: vinylidene chloride resin, xylene, a drier, deionized water, a dispersing agent, an antifoaming agent, 1 to 2 parts of an anti-settling agent, 0.5 to 2 parts of an antiseptic and 0.5 to 1 part of an anti-rust agent. The preparation method comprises the following steps: successively adding raw materials into a reaction vessel and carrying out stirring. The anticorrosive paint prepared by using the method has the advantages of good storage stability, high hardness of a formed film, scratch resistance, good resistance to dampness, mildew and salt fog, excellent protection and decoration performance, conservation of resources and good prospect as a anticorrosive paint for metal.

The invention relates to a housing with a portable buckle dustproof-waterproof-shakeproof structure. The housing comprises an upper housing and a lower housing. The upper housing is connected with the lower housing through the buckle dustproof-waterproof-shakeproof structure. The buckle dustproof-waterproof-shakeproof structure comprises a buckle chamber which is arranged on the inner wall of the upper housing, a buckle platform and a buckling press board which are arranged on the inner wall of the lower housing. The buckle chamber is composed of an upper retaining wall and a side surrounding wall. The bottom of the buckle chamber is provided with an opening. The periphery of the top of the buckle platform is provided with steps which match the lower edge of the side surrounding wall. The upper part of the buckle platform is inlaid into the opening of the buckle chamber. The top of the buckle platform forms a middle retraining wall which blocks the opening of the buckle chamber. The lower part of the buckle platform is provided with a small chamber with a bottom opening. The buckling press board closely abuts against the bottom surface of the lower housing. The buckling press board is provided with hook-shaped buckles. The bayonets of the hook-shaped buckles face outwards. The bottom of the small chamber is provided with a buckling side. After the hook-shaped buckles are totally pressed into the small chamber, the bayonets of the hook-shaped buckles are corresponding embedded into the buckling side. The housing has advantages of ingenious structure, reasonable design, small size, high dustproof-waterproof-shakeproof and low cost.

The invention discloses a reinforced sealing case based on an MTCA standard, which is characterized in that radiating fins are uniformly arranged on the outer surfaces of a top cover plate and a bottom cover plate of a case body, and air duct inlets and outlets are formed in the tops and the bottoms of a front panel assembly and a rear panel assembly; more than one module is placed in the case, and the module comprises an AMC module; a reinforced cold guide plate is arranged on the module and is used for transferring heat generated by the AMC module to the cooling fins. According to the reinforced sealing case, the environmental adaptability of existing electronic equipment such as communication equipment or navigation equipment, especially military communication equipment or navigation equipment used under severe environmental conditions can be improved, and the equipment has excellent assembly and maintenance performance, three-proofing capacity, heat dissipation capacity, vibrationresistance, impact resistance and structural electromagnetic compatibility.