332results about How to "Good non-stick" patented technology

The invention discloses a method for preparing a wear-resisting super-hydrophobic coating through a cold spraying technology and a product of the method. The method comprises the following steps that firstly, the surface of a base body is roughened; secondly, sprayed powder is modified with low-surface-energy matter; and thirdly, the wear-resisting super-hydrophobic coating is prepared on the surface of the base body through the cold spraying technology. The static contact angle of the coating prepared through the method can be 150-180 degrees, the rolling angle of the coating is smaller than 10 degrees, and good super-hydrophobicity is achieved. According to the method, the product of a non-stick pan is prepared and has good wear resistance and non-stick performance, and compared with non-stick pans in the market, the product is more resistant to wear and has the great competitive potential in the field. In addition, the method can be used for preparing different wear-resisting super-hydrophobic coatings based on different base materials (such as metal, ceramic, glass and plastic), and the application range is wide.

The invention discloses a die for building materials products and a preparation method thereof. The die provided by the invention contains a preformed female die and is prepared by the following steps of: cleaning the female die by an air pump, coating a mold releasing agent on the surface of the female die, uniformly laying a silica gel surface layer on the surface of the female die coated with the mold releasing agent to form a nonstick material surface layer, placing a bar of angle iron at each long side of the die; successively laying a silica gel bonding coat and a layer of gauze on the silica gel surface layer after its gelation, laying an epoxy resin bonding layer and a layer of glass fiber grid cloth after coagulation of the silica gel bonding layer to form a bonding layer; laying an insulation plate and flat iron on the bonding layer, pressing tightly by using a steel plate and simultaneously installing seal section bars at the four corners of the die; laying epoxy resin mortar on the surface of the insulation plate to form a light filling layer; laying a layer of glass fiber biaxial cloth on the light filling layer, and laying an epoxy adhesive coat on the glass fiber biaxial cloth to form a hard base material. The die provided by the invention has a simple structure, is easy to demould, and can be used to effectively guarantee the quality of moulded products. In the meantime, the preparation method provided by the invention is convenient to operate, requires low cost, and is easy to maintain.

A culinary article comprising a vitreous type coating which has improved non-stick properties. The present invention also relates to a process for manufacturing such an article.

The invention relates to a purple clay pottery alloy non-stick cookware without oil smoke and a preparation method thereof. The purple clay pottery alloy non-stick cookware without oil smoke comprises a cookware body and a cookware handle, wherein, the cookware body takes aluminium alloy as a substrate, the outer surface of the substrate of the cookware body is provided with a pottery crystal layer, and the inner surface of the substrate is provided with a purple clay pottery layer. The purple clay pottery alloy non-stick cookware without oil smoke of the invention consists of the non-stick purple clay pottery layer, the substrate of the cookware body and the pottery crystal layer, so the cookware is heated uniformly and does not generate partial high temperature when in use, thus generating no oil smoke when cooking dishes; in addition, the purple clay pottery layer avoids the direct contact between food and the aluminium alloy substrate, and improves surface hardness considerably, thus leading the cookware body to have more wear resistance and adhesion resistance, resist high temperature and be safe and non-toxic to the human body.

The invention relates to a method for preparing liquid silicone rubber for an LCD screen protection film. The method comprises the following steps: mixing vinyl silicone oil, methyl vinyl raw rubber and methyl vinyl MQ silicon resin at the mass ratio of (4-8) to (1-5) to (0.5-5), so as to obtain base rubber; taking 100 parts by mass of base rubber, adding 0.005-0.05 part by mass of a catalyst, and stirring to obtain mixed rubber I; taking 100 parts by mass of base rubber, adding 1-5 parts by mass of a cross-linking agent, 0.0001-0.01 part by mass of an inhibitor and 1-5 parts by mass of a tackifier, and stirring to obtain mixed rubber II; mixing the mixed rubber I, the mixed rubber II and a solvent at the mass ratio of 1 to (0.8-1.2) to (1-5); and coating the base material, and solidifying, so as to obtain the liquid silicone rubber for the LCD screen protection film. According to the liquid silicone rubber for the LCD screen protection film, obtained through the method by selecting proper raw materials and preparation conditions, the dual 85 resistance can reach over 1440 hours; no gumming is achieved; the glass is not cohered; the adhesion with the PET base material can reach the effect of cohesive failure; the transparency can be up to 97%; the overall preparation process is simple; and the production efficiency is high.

The invention relates to an anti-paste and anti-graffiti fluorocarbon coating which is prepared by mixing a component A and a component B in a proportion of OH/NCO=1:(1.0-1.1), wherein the component A comprises the following components in percentage by weight: 50-65 percent of FEVE fluororesin, 1-3 percent of modified polydimethylsiloxane resin containing hydroxide radicals, 8-15 percent of butyl acetate, 15-25 percent of propylene glycol methyl ether acetate, 0.2-0.4 percent of defoaming agent and 0.1-0.3 percent of flatting agent; and the component B is prepared by mixing 80 parts of IPDI isocyanate curing agent or GDI multifunctional isocyanate curing agent by weight and 20 parts of anhydrous butyl acetate by weight. The coating has high film crosslinking density and hardness, low surface tension, extremely strong permeability resistance and excellent anti-paste and anti-graffiti performance, and intractable oil pen graffiti can also be easily and completely wiped out. The coating also has excellent wear-resistant, scouring resistant and weather resistant properties and is suitable for long-term outdoor use. The coating can be painted and can also be sprayed after being diluted by adding 10-20 percent of PMA or polyurethane coating diluent.

The invention provides a non-stick coating used on the surface of a cooking utensil. The non-stick layer comprises a bottom coating body, a middle coating body and a surface coating body. The bottom coating body is cured first after construction to obtain a coating body with the effect similar to the shot blasting effect, then middle paint and surface paint are sprayed on the bottom coating body in a wet mode, and finally the coating with a special effect similar to the shot blasting effect is obtained. The coating is high in hardness, excellent in abrasion resistance and good in non-stick performance.

The invention provides a nonstick pan coating layer, and a production method and a nonstick pan thereof. The production method comprises the following steps: mixing organosilicone resin, modified silicon carbide, nanometer calcium carbonate, mica powder, amino resin, a dispersant and a solvent, grinding the obtained mixture, dispersing the ground mixture, and filtering the dispersed mixture to obtain a coating; and spraying the coating on the surface of a metal pan matrix, and baking the sprayed metal pan matrix at 200-300DEG C for 10-30min to obtain the nonstick pan coating layer. The organosilicone resin, saturated modified silicon carbide and the nanometer calcium carbonate are simultaneously applied to the nonstick pan coating layer in order to form the coating layer with excellent performances of above three components. The modified silicon carbide has good thermal stability, corrosion resistance and thermal conduction performance, and guarantees the thermal distribution uniformity of the coating layer; the nanometer calcium carbonate makes the microscopic surface of the organosilicone coating layer be tight and have zero porosity, protects the matrix, and enhances the nonstick effect of the coating layer, and the nanometer calcium carbonate and the modified silicon carbide have synergism, and enhance the hardness and the heat resistance of the nonstick pan coating layer.

The invention relates to a coating composition, a preparation method and an application thereof. The coating composition comprises (a) priming paint which consists of (i) fluor resin, (ii) inorganic filler and (iii) bonding resin, and (b) surface layer coating. The fluor resin is selected from polytetrafluoroe thylene resin, tetrafluoroethylene-perfluorinated alkey vinye copolymer, fluorinated ethylene propylene copolymer and combinations thereof, with a content of 30 to 70 parts by weight, calculated by the total solid weight of the priming paint; the inorganic filler has a grain size of 0.1 to 50 microns and a content of 5 to 30 parts by weight, calculated by the total solid weight of the priming paint; the bonding resin is selected from daiamid-imide copolymer, polyimide, polyphenylene sulfide, polyethersulfone and combinations thereof, with a content of 10-40 parts by weight, calculated by the total solid weight of the priming paint; the surface layer coating comprises (i') tetrafluoroethylene-perfluorinated alkey vinye copolymer with a content of 80-100 parts by weight, calculated by the total solid weight of the surface layer coating; (ii') assisted film forming organic resin with a content of 0-20 parts by weight, calculated by the total solid weight of the surface layer coating; and (iii') mica flashlight powder with a content of 0-3 parts by weight, calculated by the total solid weight of the surface layer coating.

The invention, which belongs to the field of kitchen supplies, relates to a non-stick pan, in particular to a physical non-stick pan with a concave-convex structure and a preparation method thereof. The non-stick pan comprises a pan body and is characterized in that a concave-convex structure is formed on the inner surface of the pan body. The concave-convex structure comprises convex edges protruding out of the inner surface of the pan and a concave area defined by the convex edges, and a physical non-stick layer is at least arranged on the inner surface of the pan body in the concave area. The concave-convex structure is arranged, the convex edges protect the non-stick layer arranged in the concave area, so that direct friction between the pancake turner and the non-stick layer is reduced, and the non-stick effect of the pan body is prolonged.

The invention which relates to a protection coating for petroleum equipment and a construction method thereof belongs to the technical field of chemical engineering coatings. The protection coating comprises, by mass, 70-99% of polyaryletherketone, 1-30% of a fluororesin, and 0-6% of an inorganic filler. The construction method comprises the following steps: 1, sand-blasting the surface of a workpiece; 2, spraying a powdery pure polyaryletherketone coating on the surface of the workpiece by utilizing an electrostatic spraying technology; 3, placing the workpiece in an oven to fuse the powdery pure polyaryletherketone coating; 4, spraying a powdery composite polyaryletherketone coating while hot by utilizing the electrostatic spraying technology, and fusing the powdery composite polyaryletherketone coating; and 5, cooling to 220-300DEG C, maintaining the temperature for 30-90min, and cooling to room temperature. According to the invention, the process flow can be reasonably controlled, and the operation is simple; and the obtained coating layer has the advantages of strong adhesion force, and excellent resistance, abrasion resistance and non-stick performance, so the service life of the petroleum equipment can be increased, thereby the oil extraction cost reduction purpose is reached.

The present invention is making process of antiwear nonstick cooker and belongs to the field of daily article making technology. The making process of antiwear nonstick cooker includes the following steps: forming, anode oxidation to form hard oxide layer, permeating, and pore sealing treatment. The antiwear nonstick cooker has the advantages of high nonstick performance, high hardness, high wear resistance and long service life. Besides, the cooker has fewer trend of generating oil smoke and easy cleaning.

The invention discloses a waterborne paint and a manufacturing and spraying method thereof. The invention aims to provide a safe, environment-friendly, oleophobic and hydrophobic waterborne paint anda manufacturing and spraying method thereof. The oleophobic and hydrophobic waterborne paint comprises the following components by mass: 5-20 parts of nano-silica, 5-10 parts of modified organic silicon resin; 5-20 parts of modified organic polysilazane; 5-10 parts of polysiloxane; 1-5 parts of a titanate coupling agent; 5-20 parts of nano-alumina; 5-20 parts of nano-zirconia; 1-10 parts of a siloxane coupling agent; 0.1-1 part of a leveling agent; 0.1-1 part of a wetting agent; 0.5-5 parts of a film-forming assistant; 0.1-3 parts of a non-stick assistant; 0.5-5 parts of a dispersant; 0.1-2 parts of a defoaming agent; 1-10 parts of a curing agent; and 10-30 parts of a diluents. The invention is mainly used for paint production.

The invention discloses an inorganic ceramic non-stick pan composite coating and a manufacturing method thereof. The inorganic ceramic non-stick pan composite coating is prepared from a bottom coatingand a surface coating, wherein the bottom coating is an inorganic ceramic coating which is 15 to 50 mum in thickness, is more than or equal to 1.2 and is less than or equal to 3.5 mum in roughness Ra; the surface coating is an inorganic ceramic coating which is 3 to 10 mum in thickness, and is more than or equal to 0.6 and is less than 1.2 mum in roughness Ra. By adopting the inorganic ceramic non-stick pan composite coating, the long-effect non-stick property of the non-stick pan is improved effectively. In particular, when the surface film is slightly damaged, high non-stick property can bekept.

The invention discloses a nano-composite coating with low surface energy and a preparation method thereof. The nano-composite coating consists of a transition layer and a surface layer, wherein the thickness of the transition layer is between 2 and 200 mu m, and the transition layer consists of more than one layer of mixture of bulbs, clubs and flakes; and the thickness of the surface layer is between 2 and 40 mu m, and the surface layer consists of a reticulated silica glassy substance. The method comprises the steps of: performing cleaning and roughing treatment on the surface of a substrate first, then mixing the bulbs, the clubs, the flakes, a slurry forming agent and a solvent to obtain slurry of the transition layer, using the slurry of the transition layer to coat the substrate, placing the coated substrate at a temperature of between 180 and 250 DEG C to obtain the transition layer, then mixing organosiloxane water solution and alcohol solution of ethyl orthosilicate to obtain hydrolytic polycondensation reaction solution first, then dripping acid into the hydrolytic polycondensation reaction solution to obtain coating solution of the surface layer, coating the substrate coated with the transition layer by the coating solution of the surface layer, and then placing the substrate at a temperature of between 180 and 250 DEG C to obtain the nano-composite coating with low surface energy. The coating has the characteristics of low surface energy, high density, adjustable hardness, good flexibility and strong adhesion force.

The invention provides an air filter paper, comprising base paper and an impregnating agent for impregnating the base paper, the fibers used in the base paper include 20-40 parts of high-density cotton linter pulp and 5-5 parts of polypropylene fiber in parts by weight. 12 parts, 20-40 parts of alkali-free glass fiber chopped strands, 3-8 parts of ceramic fiber and 10-20 parts of carbon fiber, 0.1-4 parts of amphoteric polyacrylamide used in the preparation of base paper, 0.2 parts of modified starch light calcium carbonate ‑0.8 part, 0.5‑5 part of polyethylene oxide with a molecular weight of 2.5 million to 3 million, and 0‑0.2 part of a defoamer; the impregnating agent includes: modified phenolic resin; modified nano-titanium dioxide polytetrafluoroethylene emulsion ; Stearic acid modified liquid. In the present invention, the water resistance, temperature resistance, good non-stickiness, acid and alkali resistance, corrosion resistance, abrasion resistance, strength and deformation resistance of the obtained air filter paper are greatly improved through the formulation of the base paper and three times of impregnation. It can be blown back to remove dust, can be cleaned and used repeatedly, and has increased hydrophobic and lipophilic functions, and can be used for oil-water separation.

The invention discloses a clamp for manufacturing a light emitting diode (LED) silica-gel lens, which comprises an upper pressure plate and a lower press plate, wherein the upper press plate and the lower press plate are in mutually independent two-piece type split structures, a mold strip and a support frame strip are sequentially placed between the upper press plate and the lower press plate from bottom to top, the upper press plate is positioned on the lower press plate through a positioning post and a positioning hole , both sides of the upper press plate are respectively hinged with fixed clamp buckles, the back side of the upper press plate is provided with fixed grooves matched with the fixed clamp buckles, and the upper press plate and the lower press plate are tightly clamped in the fixed grooves through the fixed clamp buckles so that the upper press plate and the lower press plate are tightly locked. In the technical scheme of the clamp, the completely independent two-piecetype structure is adopted, the elastic clamping is realized through the fixed clamp buckles arranged on the lower press plate and the fixed grooves arranged on the upper press plate, no dust is generated in the whole manufacture process, in addition, the clamping and the dismounting are convenient, the time consumption is short, accessories are not easy to damage, the dustless degrade of an LED encapsulation workshop can be obviously improved, the production efficiency is improved, and the production cost is reduced.

The invention relates to the technical field of indoor decoration design and discloses an intelligent environment-friendly green plant decoration wall for indoor decoration. The decoration wall comprises a wallboard and multiple supporting plates for supporting bonsais and further comprises an irrigation component positioned on the wallboard and a water receiving disc positioned at the lower end of the wallboard, multiple fixing holes for embedding of the bonsais are formed in each supporting plate, a supporting rod with extending direction perpendicular to the surface of the wallboard is arranged on each of two sides of the lower end of the wallboard, an upright upwards extending along the vertical direction is arranged at each of two ends of each supporting rod, a through hole for the corresponding upright to penetrate is formed in each supporting plate, and an adjusting member for fixing the corresponding supporting plate at different height positions of each upright is arranged between the upright and the corresponding supporting plate. Each supporting plate moves up and down along the corresponding upright; after each supporting plate moves to a proper position, the supportingplate can be fixed on the corresponding upright through the corresponding adjusting member, then the bonsais of green plants can be embedded through the fixing holes in each supporting plate, and atthe moment, a distance between each two adjacent supporting plates can be changed according to height of different green plants after growing.