33results about How to "Good chemical cross-linking" patented technology

A water-soluble polyurethane exterior wall thermal insulation coating and a production method thereof, the coating comprises polyurethane prepolymer, N-methylolacrylamide, diisooctyl maleate, anilinomethyltrimethoxysilane , rutile titanium dioxide, defoamer silicon dioxide TS-4400, 5 parts of superfine talc powder, mixed solvent, hollow glass beads, and its preparation method: add 2.2 kg of N-methylol acrylamide by weight per kg of N-methylol acrylamide Dissolve in ethanol with a concentration of 65-85%, and then mix it with polyurethane prepolymer in a reaction kettle, the reaction temperature is 50-100°C, the reaction time is 1-2 hours, then add anilinomethyltrimethoxysilane; continue to react for 3-6 hours ; Then add diisooctyl maleate; rutile titanium dioxide; silica TS-4400; Paint products.

The invention provides a flame-retardant bark of an artificial tree and a making method thereof. The bark is prepared from the following raw materials: epoxy resin, polyaniline, carboxyl polysiloxane, heavy calcium carbonate powder, fumed silica, pigment printing paste, glass fiber, a curing agent, a fire retardant, dibutyl phthalate and a mixed solvent. The making method comprises the following steps: adding epoxy resin into a reaction vessel, then adding the mixed solvent for dissolving, adding polyaniline into the reaction vessel, mixing polyaniline with mixing under high-speed stirring, carrying out a reaction at 20 to 25 DEG C for 1 h with a pH value controlled to be 1 and then adding carboxyl polysiloxane; continuing the reaction at a temperature in a range of room temperature to 50 DEG C for 2 to 5 h; and then adding dibutyl phthalate, heavy calcium carbonate powder, fumed silica, pigment printing paste, glass fiber, the curing agent and the fire retardant, carrying out uniformly mixing under stirring, pouring the obtained mixture into a bark die placed in advance and carrying out micro-pressure standing so as to eventually obtain the flame-retardant bark of the artificial tree. The bark of the artificial tree has lifelike texture and flame retardation effect.

The invention discloses a polyurethane exterior-wall anti-corrosive flame-retarded coating and a preparation method thereof. The polyurethane exterior-wall anti-corrosive flame-retarded coating is prepared from the following components: polyurethane prepolymer, N-hydroxymethyl acrylamide, dioctyl terephthalate, a titanate coupling agent TMC-101, a dispersing agent ammonium polyacrylate DA40, rutile type titanium dioxide, polyoxypropylene glycerol ether, siliceous lime powder, a mixed solvent, a flame-retarded material and a preservative. The preparation method comprises the following steps: adding 1.8kg of alcohol with volume concentration of 70-85% to dissolve every kilogram of N-hydroxymethyl acrylamide to obtain a mixture; then, mixing the mixture with the polyurethane prepolymer, and adding the titanate coupling agent TMC-101 and the dispersing agent ammonium polyacrylate DA40 after reacting for 1.3-1.8 hours at a reaction temperature of 80-130 DEG C; continuously reacting for 3.5-5.5 hours; adding dioctyl terephthalate, rutile type titanium dioxide, polyoxypropylene glycerol ether, the flame-retarded material, the siliceous lime powder, the mixed solvent and the preservative to uniformly mix to obtain the polyurethane exterior-wall anti-corrosive flame-retarded coating product.

The invention provides a manufacturing method for a simulation cement telegraph pole. The method includes the following steps that S1, a cement telegraph pole is manufactured; S2, simulation tree bark slurry is prepared; and S3, the simulation tree bark slurry is smeared, and the simulation tree bark cement telegraph pole is manufactured. The outer surface of the cement telegraph pole is coated with a layer of simulation tree bark, the appearance is elegant, the telegraph pole and the surroundings are coordinated, visual enjoyment of the environment of a tourism area can be brought, and beautiful elements can be added to the tourism area as well. The simulation tree bark slurry is made of the following raw materials including epoxy resin, polyaniline, carboxyl polysiloxane, calcium magnesium powder, fumed silica, pigment printing paste, glass fibers, aliphatic polyamine, iron trioxide, dibutyl phthalate and a mixed solvent. By the adoption of the method, construction is easy, convenient and quick, the smeared bark is natural in texture and good in weather resistance and is used for beautifying the cement telegraph pole, and visual enjoyment can be brought for people.

The invention relates to a moistureproof simulated tree bark and a manufacturing method thereof. The bark is prepared from an epoxy resin, polyaniline, carboxyl polysiloxane, heavy calcium carbonate powder, vapor-phase white carbon black, a paint color paste, glass fibers, a solidifying agent, a desiccant, dibutyl phthalate and a mixed solvent. The manufacturing method comprises the following steps: adding the epoxy resin into a reaction kettle, adding the mixed solvent to dissolve the epoxy resin, adding the polyaniline into the reaction kettle, mixing, stirring at high speed, reacting at 20-25 DEG C for 1 hour while controlling the reaction pH value at 1, and adding the carboxyl polysiloxane; continuing reacting at ambient temperature to 50 DEG C for 2-5 hours; and adding the dibutyl phthalate, heavy calcium carbonate powder, vapor-phase white carbon black, paint color paste, glass fibers, solidifying agent and desiccant, mixing and stirring uniformly, pouring the mixture into a preset bark mold, and carrying out micropressure standing to finally obtain the moistureproof simulated tree bark finished product. The simulated tree bark is flexible and safe, and has the advantages of favorable moisture resistance and high water resistance.

The invention discloses an anti-aging simulation tree bark and a preparation method thereof. The bark is prepared from the following raw materials: epoxy resin, polyaniline, carboxyl polysiloxane, ground calcium carbonate, fumed silica, pigment printing paste, glass fiber, a curing agent, dibutyl phthalate, an anti-ultraviolet agent and a mixed solvent. The preparation method comprises the following steps: adding the epoxy resin into a reaction kettle; adding the mixed solvent and dissolving; adding the polyaniline and epoxy resin into the reaction kettle and mixing; stirring at a high speed; controlling the pH value of the reaction to 1 and the reaction temperature to 20-25 DEG C; after 1 hour of reaction, adding the carboxyl polysiloxane, and further reacting for 2-5 hours at room temperature-50 DEG C; adding the dibutyl phthalate, ground calcium carbonate, fumed silica, pigment printing paste, glass fiber, curing agent and anti-ultraviolet agent, mixing and stirring uniformly and pouring into a pre-placed bark mould; and performing micro-pressure standing to obtain a finished product of the anti-aging simulation tree bark. The simulation tree bark disclosed by the invention is soft and safe and has good anti-aging property.

The invention provides an aqueous polyurethane waterproof paint and a preparation method thereof. The paint comprises a component A and a component B, wherein the component A is composed of polyurethane performed polymer, N-methylolacrylamide and citric acid, and the component B is composed of an inorganic filling material, a plasticizer, a cross-linking agent, an emulsifier, an antifoaming agent, a catalyst, pigment and water. The preparation method comprises the following steps: successively adding N-methylolacrylamide and citric acid according to desired weight parts, carrying out stirring and heating, adding the polyurethane performed polymer in one shot before temperature rises to 62 DEG C, then carrying out heating to 82 DEG C, carrying out a reaction at a constant temperature of 83 to 85 DEG C for 2 to 3 h and then carrying out cooling to 52 to 54 DEG C so as to obtain the component A; successively adding raw materials of the component B into a reaction vessel stirrer according to desired weight parts, carrying out uniform mixing through stirring and grinding the mixed materials to a fineness of 51 to 55 [mu]m in a three-roller machine so as to obtain the component B; and uniformly mixing the component A with the component B according to a weight ratio of 1: 2 so as to obtain the aqueous polyurethane waterproof paint. The aqueous polyurethane waterproof paint has the characteristics of high temperature resistance, good weatherability, good waterproof performance, etc.

The invention provides a manufacturing method of a flame retardant simulation tree bark cement telegraph pole. The manufacturing method comprises the steps of: (S1) manufacturing of the cement telegraph pole; (S2) preparation of flame retardant simulation tree bark slurry; and (S3) coating of the flame retardant simulation tree bark slurry; and manufacturing of the flame retardant simulation tree bark cement telegraph pole. The cement telegraph pole is simply treated, is coated with one layer of flame retardant simulation tree bark, is beautiful in appearance, is coordinated with surrounding environments, can bring visual enjoyment for tourist attraction environments, and can add beautiful elements for tourist attractions. The flame retardant simulation tree bark slurry is prepared by the following raw materials: epoxy resins, polyaniline, carboxyl polysiloxane, calcium carbonate heavy, fumed silica, pigment printing paste, glass fibers, aliphatics polyamine, microencapsulation red phosphorus, dibutyl phthalate and mixed solvent; the construction is convenient and fast; and the bark formed by coating is natural in vein and excellent in flame retardance, and is used for beautifying the cement telegraph pole to bring visual enjoyment to people.