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11results about How to "Reduce wetting" patented technology
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Strong-acid-and-alkali-resistant plastic material for fume hood surface decoration and preparation method of strong-acid-and-alkali-resistant plastic material
The invention discloses a strong acid and alkali resistant plastic material for fume hood surface decoration and a preparation method of the strong acid and alkali resistant plastic material, belongs to the technical field of plastic material processing, and aims at solving the technical problem that in the prior art, the acid and alkali resistance and the bending modulus of a plastic material for fume hood surface decoration need to be further improved. The preparation method specifically comprises the following steps: stirring amino-modified fluorosilicone resin, paraformaldehyde and 1, 4-dioxane in a reaction kettle, dropwise adding an anacardol solution, heating the reaction kettle to 85-95 DEG C, carrying out heat preservation reaction for 6-8 hours, and carrying out post-treatment to obtain the anacardol-based benzoxazine resin. Perfluoro-modified polysiloxane benzoxazine is prepared, naphthalene-containing epoxy resin and imidazole-modified silicon carbide microspheres are compounded, in-situ catalysis synergistic curing is carried out by using filler interface imidazole, a compact organic-inorganic hybrid interpenetrating network is constructed, and the strong acid and alkali corrosion resistance and bending modulus of the material are remarkably improved.
Owner:ANHUI YIGUANG LAB EQUIP MFG CO LTD
Wall structure
ActiveCN222477834UEasy to fixeasy to guideSewerage structuresWallsFixed frameArchitectural engineering
The utility model relates to the technical field of building walls, in particular to a wall structure which comprises a building wall, a window frame profile arranged on the building wall, silicone sealant arranged in the window frame profile and a waterproof assembly arranged on the building wall. The waterproof assembly comprises a metal foot margin fixedly installed on the left side of the wall body of the wall building and used for draining rainwater, and a fixing frame fixedly installed on the left side of the wall body of the wall building. According to the wall body structure, the waterproof assembly is arranged, the metal ground feet are directly arranged at the bottom of the outer wall of the wall body of the wall building, the outer walls of the metal ground feet are exposed to the outside, rainwater left along the outer wall of the wall body of the wall building is better guided, and therefore the wall body of the wall building is fixed more stably; rainwater can be drained and collected into the water collecting box, follow-up utilization is facilitated, and the situation that a drainage slope between the wall and the ground is continuously soaked by the rainwater is reduced.
Owner:SHANGHAI VIEW MUNICIPAL CONSTR PLANNING & DESIGN CO LTD
A coating composition for ink surfaces and a method for preparing the same
The application belongs to the field of coatings, and provides a coating composition for an ink surface and a preparation method thereof, the preparation method comprising the following steps: mixing a zwitterionic monomer, an acrylate monomer and a hydroxy acrylate monomer, heating and reacting to obtain a polymerized monomer; adding a hydrophobic compound to the polymerized monomer, heating and reacting to obtain a hydrophobic monomer, then adding an anhydride to the hydrophobic monomer, continuing to heat and react to obtain a carboxyl monomer; adding a long-chain alkyl monomer to the carboxyl monomer, heating and reacting to obtain a long-chain polymer, then dispersing the long-chain polymer in deionized water, adding a photoinitiator and a functional additive, stirring and dispersing to obtain the coating composition. The coating composition prepared by the above method can effectively improve the water resistance and adhesion of water-based acrylate ink in a high-humidity environment.
Owner:HEYUAN CHENGZHAN TECH CO LTD
Rainproof double-beam crane
ActiveCN222374231UReduce back and forth shakingreduce washoutTrolley cranesTravelling gearClassical mechanicsElectric machinery
Owner:HENAN YOUQI HEAVY LIFTING MASCH CO LTD
Bag-type dust collector
PendingCN119280992AImprove dust removal efficiencyGuaranteed to be normalGas treatmentDispersed particle filtrationFlue gasCrank
The invention discloses a bag-type dust remover, which belongs to the technical field of dust removers and comprises a dust remover body, a liquid spraying and scraping assembly is arranged in the dust remover body, a dust sucking and removing assembly is arranged at the bottom of the liquid spraying and scraping assembly, and the liquid spraying and scraping assembly comprises a bidirectional rotating wheel, a conical wheel II and a hollow convex sliding block. The two-way rotating wheel is arranged on the inner wall of the dust removal machine body, the second conical wheel is arranged at the bottom of the two-way rotating wheel, the hollow convex sliding block is arranged at the bottom of the second conical wheel, the dust suction and removal assembly comprises a crank wheel and a T-shaped semi-ring type piston rod, and the crank wheel is located on the inner wall of the dust removal machine body. And the T-shaped semi-ring type piston rod is arranged at the top of the crank wheel. According to the scheme, dust accumulated on the inner wall of the dust removal machine body can be scraped off, interference of residual dust in the dust removal machine body during flue gas dust removal is avoided, and the cleaning strength on dust at the bottom of a cloth bag and on a keel part used for clamping the cloth bag is improved.
Owner:曹志榕
Application of 2-furancarboxylic acid in inhibiting soil nitrification
ActiveCN118702528Bemission reductionreduce formationOrganic chemistryAmmonium salt fertilisersFuranSoil science
The present invention discloses the application of 2-furancarboxylic acid in inhibiting soil nitrification, and belongs to the field of environmental protection and nitrification inhibitors. 2-furancarboxylic acid and nitrogen fertilizer are formulated into a mixed solution and applied to the soil, wherein the application amount of 2-furancarboxylic acid in the soil is 100-5000 mg / kg soil. The 2-furancarboxylic acid of the present invention can efficiently inhibit soil nitrification at low doses, reduce farmland nitrogen loss and soil N2O emissions, and the inhibition efficiency is higher than other nitrification inhibitors. The 2-furancarboxylic acid of the present invention has a stable chemical structure and is a type of "green" biological nitrification inhibitor based on plants, which can solve the problems of high price, unstable effect and easy pollution to the environment and food safety of existing nitrification inhibitors.
Owner:JIANGSU ACAD OF AGRI SCI
Work clothes with warning function
ActiveCN222565166Uimprove securityreduce wettingLayered productsVisible signalling systemsMechanical engineeringDaytime
The utility model relates to the technical field of work clothes, in particular to work clothes with a warning function, which comprise a clothes body, the clothes body comprises a clothes body and sleeve bodies, the clothes body comprises a front piece and a rear piece, the clothes body is formed by sewing the front piece and the rear piece, a first warning strip is arranged on the outer side of each sleeve body, and a second warning strip is arranged on the outer side of each sleeve body. The front piece and the rear piece are each provided with a warning structure. According to the warning structure, the multiple sets of lamp strips are installed in the installation groove of the warning structure, the second hook-and-loop fasteners are fixedly installed at the two ends of the installation groove, the transparent film and the second warning strip can cover the lamp strips and the installation groove, and therefore the second warning strip can play a role in warning when light is sufficient in the daytime; the second warning strip is removed at night or in foggy days, the transparent film continues to cover the lamp belt, then the lamp belt is turned on, and the red and yellow lamp belts are used for warning the outside, so that a wearer can select different warning effects in different environments, and the wearing safety is improved.
Owner:DALIAN QINGHUA NEW MATERIAL RES INST
Wave soldering carrier and wave soldering apparatus
This application relates to the field of wave soldering carrier technology, and provides a wave soldering carrier and wave soldering equipment. The wave soldering carrier includes: a carrier body, the carrier body having an upper carrier surface and a lower carrier surface disposed opposite to each other, the upper carrier surface having a first bearing area and a second bearing area, the first bearing area being used to support the main body section, and the second bearing area being used to support the reinforcing section; the second bearing area having a reinforcing limiting groove, the reinforcing limiting groove being used to limit at least a portion of the reinforcing section having a reinforcing plate, the bottom wall of the reinforcing limiting groove having a first clearance opening communicating with the lower carrier surface, when the flexible circuit board is loaded on the carrier body, the pins of the device to be soldered extend into the first clearance opening through the reinforcing plate and the flexible circuit board, and the bottom end of the pin is flush with the lower carrier surface, or the bottom end of the pin protrudes from the lower carrier surface.
Owner:ZHUHAI ALL WINNER FPC
Fireproof antifouling stone crystal floor and preparation method thereof
PendingCN121949863Aavoid spreadingblock deliveryFireproof paintsPolyurea/polyurethane coatingsPolymer scienceFire resistance
The invention relates to the technical field of stone crystal floors, in particular to a fireproof anti-fouling stone crystal floor and a preparation method thereof.The fireproof anti-fouling stone crystal floor comprises a base material layer and a fireproof anti-fouling surface layer which are sequentially arranged from bottom to top; the fireproof stain-resistant surface layer is prepared from the following raw materials in parts by mass: 80 to 100 parts of polyurethane acrylate resin, 15 to 20 parts of a composite flame retardant, 2 to 4 parts of zinc borate, 8 to 12 parts of perfluoropolyether acrylate resin, 5 to 8 parts of nano aluminum oxide, 3 to 5 parts of organic silicon modified silver-loaded montmorillonite and 3 to 5 parts of a photoinitiator; the composite flame retardant comprises ammonium polyphosphate and expandable graphite. According to the fire-resistant antifouling stone crystal floor and the preparation method thereof, on the premise that the wear resistance is ensured, the structure can be simplified, and the antifouling performance, the fireproof performance and the antibacterial performance can be considered at the same time.
Owner:FOSHAN SHI WAN YING BRAND CERAMICS CO LTD
A novel super oleophobic surface and its preparation method based on laminar microstructure deposition
ActiveCN114655918Breduce wettingBroaden the structure typeGeneral water supply conservationDecorative surface effects
The present invention provides a novel structural super oleophobic surface and a preparation method thereof based on the deposition of laminated microstructures, which belongs to the technical field of functional surface preparation, including armor microstructures and laminated microstructures; there are micro grooves between adjacent armor microstructures, and laminated microstructures are arranged in the micro grooves, and there is a certain gap between the laminated microstructures and the armor microstructures; and the laminated microstructures are not higher than the armor microstructures; the lower ends of the armor microstructures and the micro grooves are both provided with substrates. In the present invention, there is a certain gap between the armor microstructure and the laminated microstructure in the super oleophobic surface, and the laminated microstructure can not only prevent itself from being wetted by oil, but also reduce the wetting of the oil to its adjacent armor microstructures. The preparation method based on the deposition of laminated microstructures is to transfer the laminated microstructure unit to the groove of the armor microstructure by liquid film assistance, and to increase the bonding strength between the laminated microstructure unit and the substrate by heating or brazing.
Owner:JIANGSU UNIV
Hand-held zipper packaging box
ActiveCN222180182Uimprove privacyavoid deformationPackage recyclingLinings/internal coatingsStructural engineeringIndustrial engineering
Owner:KUNSHAN BETTER PACKING CO LTD