30results about How to "Easy to recoat" patented technology

The invention discloses synthetic latex diatom inner wall emulsion paint and a preparation method thereof. The inner wall emulsion paint is prepared from, by weight, 260-300 parts of polymer emulsion, 1-5 parts of hydroxyethyl cellulose, 200-220 parts of diatomite, 10-25 parts of anti-freezing agents, 15-17 parts of film-forming auxiliaries, 1-5 parts of thickeners, 1-5 parts of flatting agents, 4-8 parts of wetting dispersants, 1-5 parts of defoaming agents, 60-120 parts of filler and 300-315 parts of water. The PVC / CPVC of the emulsion paint is 1.1-1.3. The PVC is the pigment size concentration of the emulsion paint, and the CPVC is the critical pigment volume concentration of the emulsion paint. The inner wall emulsion paint has water resistance, washability and air permeability at the same time, and the diatomite can effectively release anions.

The invention relates to a low temperature resistant and quick drying waterborne road mark paint and a preparation method thereof. The component weight proportion of the white paint of the invention is of 30-45 percent of organosilicon-acrylic acid polymer emulsion, 0.5-2.5 percent of dispersion agent, 5-10 percent of titanium oxide, 40-55 percent of filler, 2-6 percent of film-forming additive, 0.2-1 percent of anti-foam agent, 0.2-1 percent of pH regulator and the rest proportion of water. The yellow paint of the invention is based on the white paint components which are added with yellow pigment of 2.0-5.0 percent and the preparation method thereof comprises the steps that: (1) dispersion agent is added to the organosilicon-acrylic acid polymer emulsion; (2) filling and titanium oxide are added to mixed solution of the emulsion and the dispersion agent and then are sheared or grinded at high rate; (3) the anti-foam agent and next the film-forming additive are added, pH value is adjusted and water is added to adjust balance. The paint is applicable to low temperature and dries quickly, and has the advantages of environmental friendliness, energy conservation, safety and reliability, being easy to be recoated, simple preparation technique and short preparation time, thereby being applicable to industrial production.

The invention provides a corrosion-resistant coating for a metal lamp post and a preparation method of the corrosion-resistant coating. The coating contains the following components in parts by mass: 8-18 parts of petroleum resin, 0.5-2 parts of alkyd resin, 10-18 parts of acrylic resin, 3-12 parts of dibutyl phthalate, 0.5-1.1 parts of triphenyl phosphite, 10-20 parts of dimethylbenzene, 23-35 parts of ethyl acetate, 3-5 parts of talcum powder, 0.2-0.4 part of maleic acid, 8.7-15 parts of pigment, 3-9 parts of kaolin, 5-13 parts of aluminum oxide and 1.5-4 parts of ultraviolet light absorber. The coating provided by the invention has excellent corrosion resistance, waterproofness, salt fog resistance, wear resistance, rustproofness and aging resistance and is good in recoating and repairing performances, convenient to maintain and very suitable for coating the metal lamp post.

The invention discloses a high-corrosion-resistant coating prepared from nano-silica loaded hyperbranched fluroresin. The coating is prepared by mixing a component A and a component B according to the mass ratio of (8-11):1, wherein the component A is formed by mixing a main material and auxiliary materials, the main material is nano-silica loaded hyperbranched fluroresin, and the auxiliary materials include a mixed solvent, a flatting agent, a catalyst, pigment and filler; the component B is one of a mixture of HDI (Hexamethylene Diisocyanate) biuret and HDI tripolymer. The coating disclosed by the invention has excellent performances such as weather resistance, seawater soaking resistance, damp and hot resistance, temperature change resistance, salt fog resistance, pollution resistance and the like and can resist to the corrosion of a marine environment for a long term; in addition, the service life of a film can be up to more than 25 years after the coating is coated. The preparation method of the high-corrosion-resistant coating disclosed by the invention is simple in operation and low in equipment cost.

The invention relates to UV gloss oil as well as a preparation method and application thereof. The gloss oil is prepared from the following raw materials in percentage by weight: 25-50% of oligomer, 39%-60% of a monomer, 5-8% of a leveling agent, and 3-6% of a photoinitiator; wherein the number of functionalities of the oligomer is 2-3, the leveling agent is selected from a cellulose acetate leveling agent, and the monomer is selected from one or more of trimethylolpropane triacrylate, tripropylene glycol diacrylate and 1,6-hexanediol diacrylate. In the UV gloss oil provided by the invention,the oligomer is used as one of main film-forming raw materials, wherein the functionality number of the oligomer is adjusted, and the oligomer is matched with the monomer for use, so that a paint filmformed by the prepared gloss oil has a relatively good release effect and a relatively good recoating effect; in addition, cellulose acetate substances are used as the leveling agent, so that the gloss oil has a good leveling effect, and the release effect of a paint film formed by the gloss oil can be further improved.

The invention relates to the technical field of materials, in particular to a road lineating material based on a phosphorus and magnesium material and a preparation method thereof. The road lineatingmaterial based on the phosphorus and magnesium material is prepared by mixing magnesium phosphate cement, an additive, a mixture, a pigment and glass beads in a special proportion. The road lineatingmaterial constructed and coated to a pavement has the comprehensive advantages of excellent permeating wettability, high early strength, high closed adhesive force, quick drying and wear resistance, water logging resistance and solarization resistance, non-slip and convenience in construction, construction at a relatively low temperature, low cost, easy re-coating and the like, and the VOC value of the material is nearly zero. The main body of the material is a water base which is non-combustible and non-explosive and non-toxic and harmless. The road lineating material based on the phosphorusand magnesium material is suitable for low-temperature construction, high in drying speed, high in strength, high in adhesive force and durability, has the advantages of environmental protection, energy conservation, safety and reliability and easy re-coating, and is simple in preparation process and short in consumed time.

The invention discloses dual-curing acrylic resin as well as a preparation method and application thereof. The dual-curing acrylic resin is prepared from the following raw materials: isobornyl methacrylate, acrylic acid, methyl methacrylate, styrene, hydroxyethyl acrylate, an initiator I, a phosphine catalyst, glycidyl methacrylate, a neutralizer and dipentaerythritol pentaacrylate. According to the invention, the dual-curing acrylic resin is formed under the action of the phosphine catalyst through matching of the raw materials; the content of double bonds and hydroxyl groups in the resin is high, and a paint film formed after ultraviolet curing is good in hardness; and the performance of the paint film is further improved through thermocuring.

The invention discloses a dual-curing acrylic resin and a preparation method and application thereof. The dual-curing acrylic resin comprises the following raw materials: isobornyl methacrylate, acrylic acid, methyl methacrylate, styrene, hydroxyethyl acrylate, initiator Agent I, phosphine catalyst, glycidyl methacrylate, neutralizer and dipentaerythritol pentahexaacrylate. The invention forms a dual-curing acrylic resin under the action of a phosphine catalyst through the combination of various raw materials; the double bond and hydroxyl content in the resin are relatively high, and the hardness of the paint film formed after curing by ultraviolet light is good; Further improved film performance.

A high anti-corrosion coating prepared by loading nano silicon dioxide hyperbranched fluororesin. The coating is composed of component A and component B mixed at a mass ratio of 8 to 11:1; component A is composed of main raw materials loaded with nano-silica hyperbranched fluororesin and auxiliary materials mixed solvent, leveling agent, catalyst, pigment The filler is mixed; the second component is one of HDI biuret, HDI trimer or their mixture. The coating of the invention has excellent performances such as weather resistance, seawater immersion resistance, heat and humidity resistance, temperature change resistance, salt spray resistance and stain resistance, and can resist corrosion of marine environment for a long time, and the life of the coating film after one coating can reach more than 25 years. The preparation method of the high anticorrosion paint of the invention has simple operation and low equipment cost.

The invention provides a fast oil-absorbing oil canvas. The specific steps are: (1) dissolving the glue with deionized water; wherein, the glue is transparent acrylic glue or animal glue; (2) adding titanium dioxide, polymethacrylic acid ten Hexaester, polycarboxylic acid and its salt, ammonium bicarbonate, mixed evenly; among them, the mass ratio of titanium dioxide, polyhexadecyl methacrylate, polycarboxylic acid and its salt to water is 0‑0.1:0.5‑0.7 :0.2‑0.3: 1, (3) Brush the glue mixed solution evenly on the linen cloth, after drying, brush the next layer, the glue layer is 6‑10mm, and finally brush a layer of glycerin; (4) Dry at high temperature. The processing method is simple and convenient, with good oil absorption and no oil bleeding. After multiple times of painting, apply another layer of glycerin to ensure that the oil will not bleed in the later stage.

The invention discloses synthetic latex diatom inner wall emulsion paint and a preparation method thereof. The inner wall emulsion paint is prepared from, by weight, 260-300 parts of polymer emulsion, 1-5 parts of hydroxyethyl cellulose, 200-220 parts of diatomite, 10-25 parts of anti-freezing agents, 15-17 parts of film-forming auxiliaries, 1-5 parts of thickeners, 1-5 parts of flatting agents, 4-8 parts of wetting dispersants, 1-5 parts of defoaming agents, 60-120 parts of filler and 300-315 parts of water. The PVC / CPVC of the emulsion paint is 1.1-1.3. The PVC is the pigment size concentration of the emulsion paint, and the CPVC is the critical pigment volume concentration of the emulsion paint. The inner wall emulsion paint has water resistance, washability and air permeability at the same time, and the diatomite can effectively release anions.

The invention discloses a preparation method of low-temperature curing type waterborne amino acrylic resin. The preparation method comprises the following steps of performing esterification reaction on melamine formaldehyde resin and acrylic acid to obtain an amino acrylic ester macromonomer; mixing the amino acrylic ester macromonomer into an acrylic monomer emulsion, and polymerizing to obtain a polyamino acrylic ester emulsion; mixing the polyamino acrylic ester emulsion and water-soluble blocked isocyanate, so as to prepare the low-temperature curing type waterborne amino acrylic resin. The preparation method has the advantages that the melamine formaldehyde resin is mixed into the acrylic acid to prepare the amino acrylic ester, and multiple types of acrylic ester are mixed into the amino acrylic ester, so that the properties of the emulsion and a rubber film are improved, the anti-scratching and anti-corrosive properties of a coating film are improved, and the service life of the coating film is prolonged; after the isocyanate which is blocked by sodium bisulfite is used, the self disadvantages are overcome by the advantages of the isocyanate and the acrylic ester, and the coating film has the water-proof, anti-aging and anti-corrosive properties of the amino acrylic ester, and also has the property of low curing temperature of the isocyanate.

The invention relates to the technical field of traffic and in particular relates to a road marking material based on a phosphorus magnesium material and a construction method. The road marking material is composed of a phosphorus magnesium material and glass beads, and comprises the following components in parts by weight: 80-120 parts of magnesium phosphate cement, 2-15 parts of an admixture, 10-15 parts of an additive, 0-5 parts of inorganic pigments and 5-15 parts of glass beads. The construction method comprises the following steps: brushing with an adhesion agent, batching, coating marking, applying the glass beads and curing. The material disclosed by the invention has the advantages of being excellent in penetrating wettability, high in early strength, high in sealing adhesion force, quick-drying, wear-resistant, water-resistant, sun-proof, difficult to skid, convenient in construction, low in cost, easy for re-coating, simple in preparation, energy-saving and energy-saving.

The invention relates to the technical field of battery production equipment, and provides a battery film tearing device and method. The battery film tearing device comprises two film tearing units and a cutting unit, wherein the two film tearing units are arranged to be fixed to the first tearing end and the second tearing end of an insulating film torn from one end of a battery respectively so as to tear the insulating film on the side part of the battery from the two sides of the battery in the length direction of the battery respectively; and the cutting unit is arranged to be capable of cutting the insulating film in the film tearing process of the two film tearing units so as to separate the insulating film at the bottom of the battery from the insulating film on the side part of thebattery. According to the battery film tearing device and method, the film tearing speed and the film tearing efficiency can be effectively improved, the convenience of film tearing is realized, thedifficulty of manual film tearing is reduced, the problems of battery collision and shell scratching caused by manual film tearing at present are solved, the secondary rework efficiency is improved, and subsequent film re-coating is facilitated.

The invention discloses a metal template coating which is composed of, by weight, 70-90% of main resin, 3-10% of diluent, 3-10% of pigment and filler, 1-5% of auxiliary and 1-5% of photosensitive agent. The main resin is selected from one or multiple of aliphatic polyurethane acrylate, acrylate or aromatic methyl semi-acrylate, the diluent is selected from one or multiple of isobornyl acrylate, 1,6-hexanediol diacrylate or tripropylene glycol diacrylate, the pigment and filler comprises 20-30% of zinc stearate, 20-30% of bentonite, 20-30% of calcium carbonate and 20-30% of talcum powder, theauxiliary is selected from one or multiple of polysiloxane, unsaturated polyamide and hydroxyl acid salt or propylene glycol methyl ether, and the photosensitive agent is selected from one or multipleof 1-hydroxy cyclohexylphenyl ketone, 2-isopropyl thioxanthone or 2-benzyl-dimethyl amino-1-(4-morpholine phenyl) butanone.The preparation method does not need a curing agent, and momentary drying within 10s can be realized through ultraviolet curing. The metal template coating is powerful in bonding with an aluminum alloy template and less prone to shedding.

The invention discloses a pressurization alkali-boiling method for removing a ceramic layer in a thermal barrier coating. According to the pressurization alkali-boiling method for removing the ceramiclayer in the thermal barrier coating, alkali liquor is used for removing the ceramic layer in the thermal barrier coating; when the ceramic layer is removed, an alpha-Al2O3 layer on the interface ofthe ceramic layer and a metal layer chemically reacts with an alkali solution under a high temperature and a high pressure, so that the ceramic layer is tripped, damage to the metal bottom layer is avoided, and the metal bottom layer does not need to be repaired, so that the procedures are simple, and re-coating of the ceramic layer is facilitated. The pressurization alkali-boiling method can be implemented conveniently and rapidly, the equipment structure is simple, and operation is easy. Compared with a traditional mechanical sand blasting method, the process parameters can be accurately controlled, and the consistency of the product quality is high. It is found through practice that a ceramic layer of a part treated through the method is completely removed and effectively stripped without damaging a metal layer; and the thickness of the metal bottom layer is not changed before and after the ceramic layer is removed.