50results about How to "Hydrophobic and oleophobic" patented technology

The invention discloses a super-hydrophobic and oleophobic composite coating which comprises a super-hydrophobic and oleophobic primer coat layer and a super-hydrophobic and oleophobic finishing coat layer. The coating is characterized in that the super-hydrophobic and oleophobic finishing coat layer is located on the super-hydrophobic and oleophobic primer coat layer; the super-hydrophobic and oleophobic primer coat layer is coated by a super-hydrophobic and oleophobic primer coat which is a composition containing epoxy resin, an auxiliary A, extinction powder and a solvent; the super-hydrophobic and oleophobic finishing coat layer is coated by a super-hydrophobic and oleophobic finishing coat which is a composition containing fumed silica, an auxiliary B, an auxiliary C, a mixed solution A and a mixed solution B. Compared with the prior art, the super-hydrophobic and oleophobic composite coating disclosed by the invention not only has a super-hydrophobic performance, but also can resist greasy dirt and has a super-oleophobic performance as well as good wear resistance and stability; the preparation process is simple, and realization of industrialized production is facilitated.

The invention discloses a matte brick stain-proofing agent. The matte brick stain-proofing agent is prepared from a component A, a component B and a component C, wherein the component A is an organic solvent, the component B is silicon resin, and the component C is at least one of silicone oil and organosiloxane monomers. The invention further provides a preparation method of the matte brick stain-proofing agent. By compounding the components, the matte brick stain-proofing agent can achieve a good stain-proofing effect when used for performing stain-proofing treatment on the surfaces of matte bricks in follow-up application; besides, the matte brick stain-proofing agent has a very long shelf life and service life; moreover, the preparation technology is simple and easy to implement and can be conveniently applied to industrial production.

The invention relates to a lyophobic and oleophobic wave absorption material and a preparation method thereof. The lyophobic and oleophobic wave absorption material is prepared from the following ingredients in percentage by weight: 87 percent to 93 percent of wave absorption material bonding agents with lyophobic and oleophobic performance, 6 percent to 12 percent of wave absorption materials and 0.5 percent to 1 percent of auxiliary agents. During the preparation, all ingredients are uniformly mixed. The lyophobic and oleophobic wave absorption material can be used for coatings of kitchen electric products. The lyophobic and oleophobic wave absorption material has the advantages that the lyophobic performance is good; the cleaning is easy; high temperature resistance is realized; the health and environment protection are realized, and the like.

The invention discloses a preparing method for hydrophobic and oleophobic cosmetic pigment powder. The preparing method includes the following steps that 1, nano-silicon sol is sprayed to the surface of inorganic powder under the high-speed stirring condition; 2, first-time heat treatment is carried out; 3, fluorine containing silane is dispersed through ethyl alcohol or isopropanol, and then the fluorine containing silane is sprayed to the surface of the treated inorganic powder under the high-speed stirring condition; 4, second-time heat treatment is carried out; 5, airflow smashing is carried out. The powder prepared with the preparing method has the advantages that the hydrophobic performance and the oleophobic performance are achieved, soft and smooth hand feeling is achieved, and the skin fitting performance is good; as various kinds of toner are added into an emulsification system at the same time, the color floating problem can be solved, the color floating problem of the pigment powder treated through the fluorine containing silane in the cosmetic formula is fundamentally solved, and quite large convenience is provided for production and quality control of fluorated liquid foundation (cream) products.

The invention discloses fingerprint-proof veneer adhesive film paper, and a preparation method and an application thereof. The fingerprint-proof veneer adhesive film paper includes a base material; adhesive intermediate layers are arranged on both sides of the base material, a melamine formaldehyde resin surface coating layer is arranged on the adhesive intermediate layer at one side, and a melamine resin back coating layer is arranged on the adhesive intermediate layer at the other side; the melamine formaldehyde resin surface coating layer is made of melamine formaldehyde resin with a mattefunction. At the same time, the invention also discloses the preparation method of the fingerprint-proof veneer adhesive film paper, and an application of the fingerprint-proof veneer adhesive film paper in preparation of decorative panels. The melamine formaldehyde resin used for coating is specially treated to make the melamine formaldehyde resin film have hydrophobic and oleophobic properties,so a lotus leaf effect of the veneer adhesive film paper product is realized, and the fingerprint-proof effect is realized; moreover, the modified melamine formaldehyde resin also contains matte powder which can provide the interior matte effect.

The invention provides a preparation method of a resin catalyst for synthesis of difluoromethyl ether. Strong basic anion-exchange resin is prepared by reacting chloromethylated polystyrene with perfluorinated octyl sulfonamide and trimethylamine simultaneously. The resin catalyst comprises a mixture of the quaternary ammonium salt of perfluorinated octyl sulfonamide and the quaternary ammonium salt of the trimethylamine. A fluorine element and a sulfonamide group are introduced, so the compatibility of the catalyst and a fluorine-containing raw material can be improved, an amino group is unlikely to drop off, and the yield of the difluoromethyl ether is increased.

The invention provides a PP/PVDF alloy material. The PP/PVDF alloy material is prepared from the following raw materials in mass percent: 67-95% of polypropylene resin, 3-20% of polyvinylidene fluoride resin, 8-17% of barium sulfate, 2-10% of oil additives, 0.1-0.6% of antioxidant and 0.3-0.7% of lubricating agent. By virtue of synergetic cooperation of the components, on the premise of ensuring the mechanical properties of the material, the material simultaneously has a high oil and water contact angle and a very low oil and water roll angle, so that the material has the characteristics of being capable of preventing oil stains, easy to clean and hydrophobic and oleophobic; and water and oil stains on the surface of the material easily slip off from the surface of the material, so that the part prepared from the material is capable of preventing oil stains and keeping cleanness in the kitchen environment and is easy to clean.

The invention discloses an anti-sticking coating and a manufacturing method and relates to the technical field of coating production. The anti-sticking coating is prepared from the following raw materials in parts by weight: 7 parts to 10 parts of superfine calcined kaolin, 5 parts to 10 parts of titanium dioxide, 10 parts to 12 parts of amino methyl silane, 30 parts to 40 parts of ethyl orthosilicate, 15 parts of 20 parts of butyl alcohol, 0.5 part of flatting agent, 0.2 part of defoaming agent, 0.1 part of preservative, 0.3 part of thickener and 10 parts to 15 parts of deionized water. Compared with the prior art, the anti-sticking coating disclosed by the invention can solve the problem that existing adlet and scrawl on building outer walls are difficult to clean.

The invention provides a solvent-free UV curing hardening liquid, a preparation method thereof and a hardening film. The solvent-free UV curing hardening liquid is prepared by mixing a polyurethane prepolymer or an acrylate prepolymer, a diluting monomer, a photoinitiator and special silicon modified resin, the preparation method of the special silicon modified resin comprises the following steps: S01, stirring and mixing an acrylic acid soft monomer, an acrylic acid hard monomer, an acrylic acid monomer containing a carboxyl group and a photoinitiator, and carrying out UV illumination reaction; and S02, dropwise adding a monomer containing a siloxane group, and carrying out a UV illumination reaction to obtain the special silicon modified resin with the molecular weight of 5000-15000. The special silicon modified resin is introduced into the hardening liquid, so that compared with other similar hardening liquids in the market, the hardness and scratch resistance of a hardened film can be remarkably enhanced; in addition, along with the introduction of silicon, the hardened film also has good hydrophobicity.

The invention belongs to the technical field of hydrophobic materials, and particularly relates to a hydrophobic treatment agent and a preparation method and application thereof, and wear-resistant self-cleaning glass and a preparation method thereof. The hydrophobic treatment agent provided by the invention has a perfluoropolyether compound containing a triethoxy silane group which can be bondedwith a silicon hydroxyl group, so formation of an organic-inorganic hybrid structure in the application process is facilitated, then the perfluoropolyether compound is anchored to the surface of glass, and the wear resistance of the hydrophobic surface of the glass is greatly improved; meanwhile, the glass surface is endowed with the characteristic of low surface energy, so the glass surface has the characteristics of excellent full lyophobicity and pollution resistance. Test results show that the wear-resistant self-cleaning glass obtained by coating of the hydrophobic treatment agent provided by the invention can be effectively isolated from various organic solvents; and after friction 200,000 times under a pressure of 100 kPa, a contact angle between the surface and water can still be kept at 105 degrees or above, and excellent wear resistance is achieved.

The invention discloses a micro-filtration method for treating PM2.5 (Particulate Matter 2.5) micro-dust of a cupola furnace. The method is characterized in that high-temperature dusty flue gas is exhausted from the cupola furnace and enters a turbulent flow type water cooler, so that large-particle dust carried in the flue gas is settled, the flue gas temperature is reduced to 210 DEG C, the fluctuation amplitude of the flue gas temperature can be greatly reduced, and the peak value of the flue gas temperature is decreased; the flue gas enters a multi-tube water cooler, and the multi-tube water cooler exchanges heat, so that the flue gas temperature is reduced to 100 DEG C, and the allowed working temperature of a plastic sintering plate dust collector is met; the cooled flue gas enters the plastic sintering plate dust collector, the dust concentration is 2mg/Nm<3> after dust collection, and the flue gas is pressed into a gas exhaust cylinder through a main fan and is exhausted into the atmosphere. A micro-pore plastic sintering plate filter core molded by sintering carbon and polyvinyl chloride is arranged in the plastic sintering plate dust collector. According to the method, fine dust is collected by using the plastic sintering plate dust collector, the dust collection efficiency is high, the low-concentration emission is guaranteed, and a device is low in operating resistance, low in investment cost, low in maintenance cost and small in occupied space.

The invention provides a preparation method of perfluorinated quaternary ammonium type strong base anion exchange resin. The preparation method is characterized by preparing the strong base anion exchange resin by adopting chloromethyl polystyrene to react with perfluorinated tertiary amine and trimethylamine simultaneously. The preparation method has the beneficial effects that the compatibility between aminating agents and chloromethylated beads is improved, the efficiency of aminating reaction is improved, the binding force of bonds between alkylbenzylamine and alkyl N-C is reinforced, amino is not easy to fall of, and the resin can be used at a higher temperature; by introducing fluorine-containing groups, the corrosion resistance of a resin insert is reinforced and the surface of the sphere is protected, thus prolonging the service life and expanding the application range of the resin.

The invention discloses an environmentally-friendly pre-coating film and a production method thereof. The environmentally-friendly pre-coating film comprises a hydrophobic and oleophobic layer, a baselayer, a base coating agent layer and a hot melt adhesive layer which are sequentially arranged from outside to inside, the hydrophobic and oleophobic layer is of a three-layer structure and comprises a nano-silica layer, a fluorosilane layer and a protective layer which are sequentially arranged from outside to inside, and the protective layer is composed of an acrylic resin, nano-silica, distilled water, an oxalic acid solution, a methylated hexamethylol melamine resin, an epoxy resin and ethanol; the base layer comprises polypropylene, ethoxylated alkylamine and ethoxylauric acid amine; the base coating agent layer is composed of an aqueous polyethyleneimine solution and alcohol; and the hot melt adhesive layer is composed of an ethylene-vinyl acetate copolymer, rosin, paraffin and anantioxidant. The bonding strength of the base layer and the hot melt adhesive layer is high, and the pre-coating film has diversified functions and a good protection effect.

The invention discloses a preparation method of a textile fabric composite board, which comprises the following steps of calculating the sizes of the board and cloth and the proportion of melamine formaldehyde resin for impregnation according to the manufacturing requirements, putting the cut cloth into a dipping pool to be dipped, using an industrial vibrating bar for ramming and vibrating, and conducting liquid removal treatment after the ramming and vibrating lasts for a certain period of time, adjusting the pressure of a roller of a liquid exhauster for liquid exhaustion, naturally drying the cloth subjected to liquid exhaustion, and curing at high temperature, smearing melamine formaldehyde resin for curing on the pasting face of the board, pasting cloth on the melamine formaldehyde resin, standing for a period of time after clamping and fixing, and then conducting high-temperature curing, and conducting cutting, edge sealing and packaging on the cured composite board according to requirements. The fabric is soaked in the melamine formaldehyde resin and then subjected to thermocuring, textile fibers obtained after soaking and thermocuring treatment have the characteristics of hydrophobicity and oleophobicity, enhanced strength and mutual adhesion of textile threads, and meanwhile, the melamine formaldehyde resin is flame-retardant, so that the fabric is flame-retardant.

The present invention relates to method of making paper product posses waterproof and oilproof effect. Fluorous acrylic acid polymer of the molecular expression [C8F17SOR(CH2)2CRO-CH2]n, where R is C1-C5 alkyl group and n is 2-5, is used as the waterproof and oilproof agent for paper, and is applied into paper pulp or on the surface of paper sheet to obtain antifouling paper. The present invention is suitable especially for various bills, such as banknote.

The invention provides a preparation method of a hydrophobic and oleophobic titanium alloy plate with a laser processing skeleton strengthening structure, which is characterized by comprising the following steps of: coarsening the surface of a titanium alloy plate by adopting laser, processing a skeleton structure with a grid-shaped space on the surface of the titanium alloy plate subjected to laser coarsening by adopting laser, and arranging a cladding layer with a micro-nano structure in the grid-shaped space, the hydrophobic and oleophobic performance of the titanium alloy surface is achieved through fluorosilane modification; and the framework structure and the grid-shaped space form a step, and a wear-resistant cladding layer is arranged on the framework structure, so that wear allowance is reserved, the hardness of the surface of the titanium alloy plate is enhanced, and the mechanical performance of the surface of the titanium alloy is achieved. According to the preparation method of the hydrophobic and oleophobic titanium alloy plate with the laser processing skeleton strengthening structure, the hydrophobic and oleophobic performance and the mechanical performance of the titanium alloy surface can be considered, and the defects that the mechanical performance of the titanium alloy surface treated through an existing method is poor and scraping resistance is not achieved are overcome.