30results about How to "Guaranteed adhesion strength" patented technology

The invention discloses an imitated stainless steel aluminum surface treatment technology, relating to the technical field of aluminum surface treatment. The technological flow comprises the following steps of: (1) surface pretreatment: A, oil removal; B, dirt removal; C, anode oxidation; D, coloring; and E, primary hole sealing; (2) surface re-treatment: F, spraying of a mixed coating; and G, curing. The surface of the aluminum product after the treatment has relatively high hardness and strength as well as the characteristics of bright color, long maintaining time and the like; and the technology is suitable for treating panels and sections made from aluminum products and having various colors.

The invention relates to an adhesive tape and a display device using the same. The adhesive tape comprises a first sub-adhesive-tape, a second sub-adhesive-tape and a fiber layer, wherein the first sub-adhesive-tape is provided with a first substrate layer, and a first adhesive layer and a second adhesive layer are arranged between the two sides of the first sub-adhesive-tape; the second sub-adhesive-tape is provided with a second substrate layer, and a third adhesive layer and a fourth adhesive layer are arranged between the two sides of the second sub-adhesive-tape; the third adhesive layeris connected with the second adhesive layer, and the fiber layer is provided with an implantation part and an adhesion part; the implantation part is embedded inside the second adhesive layer, and the adhesion part is wrapped around the surface of the second adhesive layer along a first direction, or the implantation part is embedded inside the third adhesive layer, and the adhesion part is wrapped around the surface of the third adhesive layer along the first direction, so that the resistance generated when the first sub-adhesive-tape is torn relative to the second sub-adhesive-tape along the first direction is less than the resistance generated when the first sub-adhesive-tape is torn relative to the second sub-adhesive-tape along the direction different from the first direction.

The invention relates to a preparation method of an injector-shaped ZnO nano-structural array for field emission, which is a two-step synthesis method based on an aqueous solution system. The method comprises the following steps: firstly, adopting a electrochemical deposition method to directly grow a ZnO nano-column array on a conductive glass substrate; and secondly, adopting the aqueous solution chemical growing method to perform epitaxial growth of nano-needles on the original end surfaces of the ZnO nano-columns. The injector-shaped ZnO nano-structural array is prepared by the two-step synthesis method, thus the adhesive strength of the ZnO nano-structural array on the conductive substrate can be ensured, the electrical conductivity can be increased, the controllable growth of the pointed nanostructure, which is beneficial for electron emission can be realized and the field emission performance of the array structure can be improved.

The invention provides a soft-sealing cock valve which can effectively prevent a bushing from shifting. The soft-sealing cock valve comprises a valve body, a cock and the bushing; a flow channel hole is formed in the valve body, and the cock is installed in the valve body and used for opening and closing the flow channel hole; the bushing is fixed to the hole wall of the flow channel hole; a bushing hole is formed in the bushing, the cock is pressed into the bushing hole, and the cock is in interference fit with the bushing; an upper groove and a lower groove are formed in the valve body, the bushing is fixedly provided with an upper fixing block and a lower fixing block, the upper fixing block is inlaid into the upper groove to be fixed, the lower fixing block is inlaid into the lower groove to be fixed, and after the upper groove is matched with the upper fixing block and the lower groove is matched with the lower fixing block, the bushing is constrained in the axial direction of the cock; anti-rotating ribs are fixed to the hole wall of the flow channal hole, located on the two sides of the bushing and matched with the bushing and constrains the bushing in the rotating direction of the cock; the flow channel hole is a tapered hole.

The invention relates to an aluminum material with dye on the surface and belongs to the technical field of civil functional aluminum material processing. A preparation method of the aluminum materialwith the dye on the surface comprises the steps that an aluminum part serves as an anode to be immersed in an electrolyte with the nitric acid content being 45-55wt%, under the conditions that the current density is 2400-2600 A/m<2>, the working voltage is 13.5-16.5 V, and the electrolytic temperature is 21-27 DEG C, electrolytic oxidation is conducted for 20-25 min, and thus a layer of anodic oxide film is obtained on the surface of the aluminum part; then the aluminum part subjected to anodic oxidation is immersed into coloring liquid for dye coloring; the colored aluminum part is immersedinto a hole sealing solution for hole sealing; and the aluminum part subjected to hole sealing is placed in a spraying chamber, mixed coating is sprayed in the electrostatic environment and under thecondition of 100,000 grades or above of dust prevention, a 20-35 [mu]m of functional coating layer is formed on the surface of the aluminum part, and finally, a finished product is obtained through curing.

The invention discloses a textile sizing agent applied to a textile industry. The textile sizing agent comprises the following components in parts by weight: 100 parts of starch, 0.2-0.4 part of ferrous sulfate, 5-8 parts of sodium borate, 2-5 parts of sodium hypochlorite, 4-5 parts of lignosulfonate, 18-23 parts of montmorillonite, 0.05-0.1 part of tributyl phosphate, 0.7-2.5 parts of uniconazole, 2-6 parts of fumed silica, 25-29 parts of 40% sodium hydroxide solution and 100-200 parts of water. Compared with an existing starch adhesive, the natural adhesive disclosed by the invention has the advantages that through interaction of unique lignosulfonate and uniconazole, montmorillonite, fumed silica and other components, the adhesive strength is ensured; the line generated by the sizing agent is moderate in hardness and comfortable; and the breakage rate is greatly reduced.

The invention relates to high-strength steel strand manufacturing and processing equipment and a processing technology. The equipment comprises two traction guiding devices used for guiding in and guiding out of a steel strand, a coating device, a wind finishing and drying device and three series connection frames. According to the equipment provided by the invention, automatic coating and automatic drying shaping can be directly carried out on the steel strand which is subjected to stranding shaping and stress relief, rolling packaging can be carried out immediately after shaping, and the equipment can adapt to the whole streamlined manufacturing and processing process of the steel strand; and compared with an existing spraying mode which widely adopts electrostatic spraying, the equipment provided by the invention has the outstanding advantages of simple structure, convenience in assembly, low equipment cost, no risk in operation, strong coating adhesive force, uniform and smooth coating and the like, and the problems that an existing electrostatic spraying processing mode is poor in coating distribution uniformity, high in operation risk and high in equipment cost input are solved.

The invention relates to a PE electric smelting sleeve protection device and an installation method, and belongs to the technical field of fuel gas conveying. The PE electric smelting sleeve protection device is used for protecting a PE electric smelting sleeve from distortion and deformation due to the influence of external force and ensuring safe fuel gas conveying. The PE electric smelting sleeve protection device comprises at least two sets of detachable protection device assemblies, and the protection device assemblies are of annular cylindrical structures and fixedly arranged on PE pipelines at the two ends of a PE electric smelting sleeve in a sleeving mode through metal screws and fixing bolts. According to the PE electric smelting sleeve protection device, under the conditions of sedimentation and external digging force, especially in foundation soft environments such as pit filling and water filling, the external force borne by the PE electric smelting sleeve protection device can be dispersed to PE pipelines at the two ends of the PE electric smelting sleeve, the PE electric smelting sleeve is effectively protected to be in the state that the PE electric smelting sleeve is not subjected to external stress or is subjected to less external stress, the bonding strength of the welding position of the PE electric smelting sleeve and the PE pipelines is guaranteed, the air leakage problems of distortion, deformation and the like caused by sedimentation and external force of the PE electric smelting sleeve are solved, and the PE pipelines are protected.

The invention discloses a preparation method of a bimetal glued composite tube. The preparation method comprises the following steps that S1, decontamination and rust removal treatment is conducted onthe outer surface of a liner tube and the inner surface of a base tube; S2, an adhesive is coated on the outer surface of the liner tube or the inner surface of the base tube or the outer surface ofthe liner tube and the inner surface of the base tube; S3, the liner tube is nested into the base tube and is subjected to pressurizing to enable the base tube, the adhesive and the liner tube to be tightly attached together to form the composite tube; S4, the end of the liner tube of the composite tube and the adhesive at the end of the liner tube are removed, and the adhesive with the depth of 10mm-30 mm between the remaining liner tube and the base tube is removed; S5, the end of the composite pipe is subjected to surfacing treatment, so that the liner tube is connected with the base tube;and S6, the composite pipe is heated. According to the prepared composite tube, the adhesive force strength of the adhesive is good, and the product preparation qualification rate is high.

The invention relates to the technical field of biological medicines, and discloses a high-refractive-index polymer microsphere, which is prepared from the following raw materials in parts by weight: 100 to 200 parts of aliphatic conjugated diene monomers, 10 to 100 parts of ethylene unsaturated carboxylic acid monomers, 20 to 40 parts of acrylonitrile monomers, 10 to 30 parts of medium-chain fatty glyceride and 5 to 15 parts of aluminum compound aqueous solution. According to the high-refractive-index polymer microsphere and the preparation method thereof, the latex prepared by the method is more stable in structure, lower in production cost, higher in safety and stability in the production process, and capable of effectively inhibiting generation of cracks, various characteristics such as waterproofness, chemical resistance and the like obtained by forming the rubber layer are sufficient, and the high-refractive-index polymer microsphere can be used for preparing the high-refractive-index polymer microsphere. According to the present invention, the prepared latex has the advantages of high tensile strength, sufficient tensile strength of the obtained film molding body such as the dipping molding body, excellent hand feeling and excellent elongation, the controllable production cost can be ensured while the adhesion strength of the latex is ensured, and the product has advantages of high reflectivity and good application effect.

The invention discloses a processing method of a breathable counter hot melt adhesive sheet forming die. The processing method comprises the following steps that 1, data acquisition, specifically, obtaining that the air direction of a contact surface between a foot and a shoe cavity is upward and air is released to the left and the right during walking; 2, scanning the cross section of an existingcounter hot melt adhesive sheet; 3, modeling, specifically, building a counter hot melt adhesive sheet model with arc-shaped concave strips, arc-shaped convex strips and through holes; and 4, mold processing, specifically, processing a set of concave-convex forming die and micropore punching die according to the breathable counter hot melt adhesive sheet model in the step 3. According to the processing method of the breathable counter hot melt adhesive sheet forming die, a counter hot melt adhesive sheet formed with perspiration channels and exhaust holes can be designed by utilizing a humanbody kinematics theory and a breathable principle, and the function of ensuring the bonding strength of the counter hot melt adhesive sheet to sports shoes can be ensured.

The invention discloses an application method of perovskite complex oxides to hydrogen production by photocatalytic water splitting, and particularly relates to the field of a photocatalysis material.The molecular formula of the perovskite complex oxides is RE1-XBXCO3; x is greater than or equal to 0 but smaller than or equal to 1. The preparation steps of the perovskite complex oxide powder aresimpler; the time required is shorter; the energy required by short-time freeze drying and high-precision grinding is obviously lower than the energy required for long-time roasting; meanwhile, underthe same condition, the hydrogen production speed is obviously higher than that in the prior art; the efficiency of the hydrogen production by photocatalytic water splitting is higher; the method is effectively applicable to the industrialized hydrogen preparation process so as to solve the problem in the prior art.

The invention belongs to the technical field of cables, particularly relates to a mud-resistant cable for an oil platform, and aims to solve the problems that a cable cannot be fixed in mud, solid substances in the mud can be in contact with the outer wall of the cable to collide in the shaking process, and optical fibers in the cable can be repeatedly deformed after frequent collision, so that internal wear is easily caused. Comprising a buffering cavity bottom layer, a buffering cavity top layer is arranged outside the buffering cavity bottom layer, a plurality of pressing seats are arranged on the inner wall of the buffering cavity bottom layer, the pressing seats are distributed at equal intervals in the circumferential direction, and symmetrical rectangular grooves are formed in the pressing seats. The buffer cavity is additionally arranged in the designed cable, the cable is suitable for being used in the slurry environment in the oil exploitation process, pressure applied to the outside of the cable can be buffered and offset through the overturning plate and the reset spring distributed in the buffer cavity, and the situation that the pressure is transmitted to optical fibers in the cable, and the optical fibers are damaged under continuous impact is avoided; and the slurry resistance of the cable is improved.

The invention discloses transparent polyurethane paint for dyed veneer and a preparation method of the transparent polyurethane paint. The raw materials of the transparent polyurethane paint include,in parts by weight, 30-45 parts of polyurethane resin, 10-20 parts of xylene, 10-20 parts of butyl acetate, 4-6 parts of cyclohexanone, 4-8 parts of a cyanoacetoxy compound, 4-6 parts of a polyvinyl acetate emulsion, 10-15 parts of 107 glue, 4-5 parts of a whitening agent, 2-6 parts of a flocculant and 6-10 parts of clear water. The invention relates to the technical field of polyurethane paint. According to the transparent polyurethane paint for dyed veneer and the preparation method of the transparent polyurethane paint, the produced transparent polyurethane paint has three characteristics,a high condensation speed, more convenient use and a wider application range, use of the transparent polyurethane paint is not restricted, application is facilitated, and the problems are solved thatadhesion viscosity, adhesion strength and drying speed of existing transparent polyurethane paint cannot be ensured at the same time due to limitation of materials, and it is ensured that only one ofthe three indexes can be met.