40 results about "Organosilicon" patented technology

The invention discloses a waterproof paper-plastic compound bag and a preparation method thereof. The waterproof paper-plastic compound bag comprises a plastic layer and a paper layer, wherein the plastic layer is arranged on the surface of the paper layer; the plastic layer comprises starch, polyvinyl alcohol, poly-beta-polyhydroxybutyrate, modified polyacrylate, high density polyethylene, dicumyl peroxide, polyisobutene, polyester fiber, lactose, glycerol, dimethyl phthalate and epoxy resin; the modified polyacrylate comprises a modifying agent and polyacrylate that are mutually compounded; and the modifying agent comprises one or more of organosilicon, organic fluorine and polyurethane. The preparation method of the waterproof paper-plastic compound bag is simple in step, and the raw materials are easy to obtain, so that large-scale industrial production of the waterproof paper-plastic compound bag can be conducted.

The invention provides a preparation method of methyl phenyl chlorosilane and relates to the field of organosilicon material synthesis. The method comprises the following steps: under the non-oxygen condition, preparing phenyl magnesium chloride by taking chlorobenzene and Mg as raw materials; reacting phenyl magnesium chloride with methyl trichlorosilane; carrying out solid-liquid separation, and carrying out solvent removal on a liquid phase; and then rectifying so as to obtain methyl phenyl chlorosilane. By using the method, the problems of multiple side reactions and impurities can be effectively solved; the method is practicable and simple to operate and has the characteristics of controllable reaction conditions, high yield, low cost and the like; and after being recovered, the solvent can be simple and convenient for treatment and can be recycled. Thus, the method has a good industrial application prospect.

The invention relates to a transparent super-hydrophile coating of titanium oxide by adopting organic silicon as a substrate layer and a preparing method thereof.The invention is essentially characterized in that: a transparent super-hydrophile film of the titanium oxide is prepared on the surface of the glass, varnish and plastic base material; the film is firmly combine with the base material through the substrate of the organic silicon; the film is unnecessary to be sintered in high temperature and has favorable super-hydrophilicity and photocatalysis activity.The substrate material of the organic silicon is the product after mixture and hydrolysis of 3-aminopropyl triethoxysilane and teos; coating fluid is the mixture combining the hydrolyzed products of oxygen radix silane and the teos with titanium sol.The provided method has low cost, simple process, stable quality and is friendly to the environment; the light transmission rate of the prepared transparent super-hydrophile coating of titanium oxide is more than 90 percent; best wetting angle of the water is 4.4 degrees while the best wetting angle of atoleine is 6 degree; the invention has favorable super-hydrophilicity.

The invention discloses a preparation method for silicone-acrylic miniemulsion. The preparation method comprises the following steps: mixing acrylate monomers, organosilicone monomers and a stabilizer, stirring until complete dissolution, and obtaining an oil-phase mixture, wherein the organosilicone monomers include non-functional organosilicone monomers and functional organosilicone monomers, and the non-functional organosilicone monomers include methyltrimeth(eth)oxysilane, propyltrimeth(eth)oxysilane or phenyltrimeth(eth)oxysilane; dissolving an emulsifier and water, and stirring uniformly to obtain a water-phase mixture; adding the oil-phase mixture into the water-phase mixture, producing a hydrolysis-emulsification reaction, performing ultrasonic miniemulsification, and producing a miniemulsion polymerization reaction of a mixed solution in an oxygen-free condition at 50-70 DEG C to obtain the silicone-acrylic emulsion. The preparation method is used for performing miniemulsion polymerization on a monomer system consisting of the non-functional organosilicone monomers, the functional organosilicone monomers and the acrylate monomers, the prepared silicone-acrylic miniemulsion is relatively high in both silicon content and solid content, and the coagulation rate can be reduced to 0%.

The invention discloses an antibacterial nonwoven fabric. The antibacterial nonwoven fabric comprises a base cloth layer, and a coating is disposed on both sides of the base cloth layer. The coating includes the following components by mass: 100 parts of water-based PU resin, 4 parts of a foaming agent, 5 parts of a foam stabilizer, 1 part of a leveling agent, 1.6 parts of a thickening agent, and1.5 parts of a water-based color paste. Specifically, the leveling agent is an organosilicon leveling agent, the thickening agent is a polyurethane non-alkaline thickening agent, the water-based PU resin is water-based foamed PU resin, the water-based foamed PU resin has a viscosity of 3000-10000Pa.s at a temperature of 25DEG C, a solid content of 30-50%, and a 100% modulus of 0.5-3MPa. The foaming agent is an anionic higher fatty alcohol zirconium sulfate foaming agent, the foam stabilizer is an ammonia stearate solution, and the mass content of ammonia stearate in the ammonia stearate solution is 50-80%. The base cloth layer involved in the invention has good antibacterial effect, is harmless to the human body, and has strong antibacterial and bactericidal effects. With a fine and smoothappearance, the antibacterial nonwoven fabric provided by the invention has good water absorption, is washable, can be used for kitchenware cleaning and article scrubbing, is environment-friendly andsanitary, and is safe to use.

The invention provides a high-temperature-resistant powder paint. The high-temperature-resistant powder paint is prepared from, by weight, 60-70 parts of epoxy resin, 8-10 parts of polyester resin, 10-15 parts of organosilicon resin, 3-4 parts of dicyandiamide, 4-6 parts of pearl powder, 4-6 parts of low-melting-point glass micropowder, 1-2 parts of polyvinyl butyral, 0.2-0.4 part of sebacic dihydrazide, 1-2 parts of a titanate coupling agent, 10-15 parts of titanium dioxide, 6-8 parts of cordierite powder, 1-2 parts of 2,6-tert-butyl-4-methylphenol, 8-10 parts of core-shell polysiloxane particles and 1-3 parts of a modification agent. The paint is low in curing temperature and short in curing time, and a paint film is good in leveling property, strong in adhesion, good in appearance, resistant to acid and alkali resistance and good in high-temperature resistance.

The invention relates to a high-activity multifunctional laundry bead and a preparation method thereof, and belongs to the technical field of daily chemical detergents. The laundry bead is prepared from dodecyl benzene sulfonate, dodecyl benzene sulfonic acid monoethanol amine salt, oleic acid monoethanol amide polyoxyethylene ether, fatty acid methyl ester ethoxylate, amine oxide, an organic silicon compound, deionized water, propylene glycol, an re-deposition resistant agent, triisopropanol amine, an anti-cross-color agent, a bacteriostatic agent, a compound enzyme, a water softener, a fluorescent whitening agent, a preservative, citric acid, essence and perfume. The raw materials are uniformly mixed and stirred, the pH is adjusted, then discharging is carried out, and finally packagingis performed to obtain the laundry bead. By adding a little amount of solvent and the dissolving property of a nonionic surfactant, the active matter content of the laundry bead can reach 80% and is 3-4 times higher than that of a traditional detergent in the market.

The invention relates to the technical field of cosmetics, and particularly discloses a velvet lipstick and a preparation method thereof. The lipstick is prepared from the following raw materials in parts by weight: 20-30 parts of grease, 15-20 parts of wax, 10-15 parts of ester, 1-5 parts of a film-forming agent, 1-3 parts of a coloring agent and 2-5 parts of a rice extract, wherein the film-forming agent is one or a composition of more of organic silicon resin, a silica gel mixture and silicon dioxide; and the rice extract is a composition of a rice germ extract and a rice extract. The preparation method of the velvet lipstick comprises the following steps: heating and grinding the grease and the ester, adding the film-forming agent, and continuing grinding to obtain a mixed phase A; stirring the wax after anaerobic heating, adding the coloring agent, conducting grinding and mixing, lowering the temperature to 60-70 DEG C, and adding the rice extract to obtain a mixed phase B; and mixing the mixed phase A and the mixed phase B at the temperature of 60-70 DEG C, carrying out oxygen-free heat preservation for 1 h, and naturally cooling the mixture to room temperature to obtain the lipstick. The lipstick disclosed by the invention can be used for decorating the lip skin of a human body and is excellent in texture.

The invention discloses a chemical industry mechanical stirrer based on paddle wing barbs for organic silica gel. The chemical industry mechanical stirrer structurally comprises a gear box, a shaft driving motor, a conveying wheel belt, a cover balancing weight, a propeller stirring tank groove, a hydraulic cylinder rod and a material loading cylinder groove. According to the invention, the propeller stirring tank groove is matched with the material loading cylinder groove, so that the hook end block and the barb corn bending plate are matched to work to form linear rotary wire drawing; by matching with the twisting and hinging operation of the propeller, the granular sensation and the forming quality of the whole treated organic silica gel are high, the whole small fragments are uniform,the effect of rotary wire drawing is achieved, centripetal force operation is diffused, and the rotary floating action effect of the wire edge is formed; and the annular cutting effect is achieved through the bent knife supporting rod frame on the edge, so that the sealed rotary work of the isolation cover at the cap end of the axis rod is also guaranteed, the work rotary stirring efficiency is continuously guaranteed, the smooth annular track machining effect of chemical industry machinery is driven, and the high-performance machining effect of bottom loss is achieved along the inner tank barrel structure.

The invention discloses a two-component organic silicon composition for mold top packaging and a preparation method thereof. The two-component organic silicon composition for mold top packaging comprises a component A and a component B. The component A comprises the following raw materials in parts by mass: 5-50 parts of vinyl silicone oil with a special structure, 0-45 parts of methyl vinyl MQ silicone resin and 0.05-0.5 part of a platinum catalyst. The component B is prepared from the following raw materials in parts by mass: 25 to 44 parts of methyl vinyl MQ silicon resin, 1 to 5 parts of atackifier, 4 to 18 parts of hydrogen-containing silicon resin and 0.005 to 0.05 part of an inhibitor. The two-component organic silicon composition provided by the invention has the characteristics of high strength, high hardness, high transmittance, high bonding strength, small thermal expansion coefficient, low moisture absorption, high temperature resistance, good aging resistance and the likeafter being completely cured, meanwhile, is high in curing speed, long in operation time, and good in mold release performance after mold top molding, and meets the related requirements of the packaging material for mold top packaging.

The invention relates to the technical field of high polymer materials, in particular to an organic silicon pouring sealant and a preparation method thereof. The organic silicon pouring sealant is prepared from a component A and a component B. The component A is prepared from the following raw materials in parts by mass: 100 parts of base glue, 20-100 parts of double hydroxyl-terminated polydisiloxane A, 6-12.8 parts of liquid MQ resin, 0-9.6 parts of a plasticizer A, 1.3 parts of pigment and 1.2 parts of a deep curing agent. The component B is prepared from the following raw materials in parts by mass: 100 parts of a plasticizer B, 10-40 parts of a cross-linking agent, 5-25 parts of a coupling agent and 0.5-2 parts of an organic tin catalyst; wherein the viscosity of the double hydroxyl-terminated polydimethylsiloxane is 200 to 750 mPa.s, and the base rubber is prepared from the following raw materials: double hydroxyl-terminated polydisiloxane B and a semi-reinforcing filler. The organic silicon pouring sealant provided by the invention is an organic silicon pouring sealant with good leveling property and high UV resistance, and can be well used as a pouring sealant for LED small-spacing display screen modules.

The invention belongs to the field of polymer flooding, and particularly relates to a hydrophobic modifier for improving the blockage removal effect of a polymer waterflooding-blocked well and a polymer flooding method. The hydrophobic modifier is prepared from an organosilane coupling agent, an activating agent, a mutual solvent and water, wherein the activating agent is selected from organic acids with carbon atom numbers of 1-3; the mutual solvent is selected from organic alcohols with carbon atom numbers of 1-3; a mass ratio of the organosilane coupling agent to the activating agent to themutual solvent is (0.5-1.0): (0.01-0.03): (4-10). According to the hydrophobic modifier, the organosilane coupling agent is used for carrying out hydrophobic modification on the surface of sandstonein the presence of the activating agent; in the hydrophobic modification process, hydrolysate of the organosilane coupling agent reacts with a stratum, the surface of sandstone is changed into a hydrophobic state after reaction, wettability is reversed, and then, the adsorbing capacity of a polymer can be remarkably reduced.

The invention discloses concrete for a prefabricated part and a preparation method thereof, which relate to the technical field of concrete, and solve the problems that harmful substances such as acidand alkali ions are easy to permeate inwards through tiny gaps and cracks of the concrete, so that the volume of a steel bar is expanded, and the prefabricated part is damaged. The concrete for a prefabricated part comprises the following components in parts by weight: 180-200 parts of Portland cement, 170 to 180 parts of water, 720 to 760 parts of medium sand, 1020 to 1050 parts of broken stone,70 to 80 parts of fly ash, 170 to 190 parts of mineral powder, 3 to 5 parts of a water reducing agent, 2 to 3 parts of a retarder, 4 to 8 parts of an anti-permeability agent, 6 to 10 parts of methylsodium silicate, 5 to 9 parts of triethoxysilane, and 15 to 35 parts of organic silicon water-soluble resin. The concrete for the prefabricated part has excellent chemical corrosion resistance, has agood protection effect on steel bars in the prefabricated part, and is good in overall application effect.

The invention relates to a low-halogen low-shrinkage epoxy resin liquid packaging material for manufacturing an integrated circuit. The packaging material is prepared from the following components inpercentage by weight: 30-40% of low-chlorine epoxy resin, 5-10% of organic silicon modified epoxy resin, 12-28% of a toughening agent, 5-10% of a curing agent, 3-6% of an accelerant, 4-8% of a thixotropic agent, 22-35% of a filler, 1-2% of a wetting agent, 1-2% of a defoaming agent and 1-2% of a pigment. The low-viscosity and good-shape-preserving liquid packaging material is convenient for construction and can be cured within 0.5-1 hour at about 120 DEG C. The halogen content of the cured packaging material is less than 800ppm, the curing shrinkage rate is less than 2%, the insulation resistance is greater than 10<14> omega.cm, and the water absorption rate is less than 1%. The packaging material can be widely applied to packaging of integrated circuits of electronic watches, clocks, calculators, household appliances and the like.

The invention belongs to the technical field of release films, and particularly relates to a preparation method of a PET release film. The preparation method comprises the following steps: (1) preparation of an anti-scratch agent: a, preparing amino-modified silicon dioxide nanoparticles; b, preparing a maleic anhydride polyacrylate precipitate; and c, carrying out a grafting amidation reaction on the amino-modified silicon dioxide nanoparticles and the maleic anhydride polyacrylate precipitate; (2) preparation of a release agent: taking organic silicon resin, polyvinyl alcohol, simethicone, a photoinitiator and the anti-scratch agent, and carrying out stirring and uniform mixing; and (3) preparation of the film: performing corona treatment on a PET base film, coating a corona surface with the release agent, and performing radiation curing by using ultraviolet light, thereby obtaining the film. The method is simple in process and easy to operate, and the PET release film prepared by the method has good scratch resistance and wear resistance, moderate peel strength, certain antistatic property and good stability.

The invention discloses a wear-resisting and alkali-resisting nanometer anticorrosive coating and a preparation method thereof. The coating is prepared from five components A, B, C, D and E, wherein the component A is a matrix mixture, is mainly responsible for forming the body component of the anticorrosive coating and is prepared from an organosilicon epoxy resin dispersion solution and a polyvinyl chloride resin dispersion solution; the component B is an auxiliary mixture, is mainly used for forming the anticorrosive coating in an auxiliary mode, and is prepared from various different substances; the component C is a wear-resisting mixture, is mainly used for improving the wear resistance of the anticorrosive coating, and is prepared from polyphenylene sulfide and nano-graphite powder; the component D is an alkali-resisting mixture, is mainly used for improving the alkali resistance of the anticorrosive coating, and is prepared from nanometer Si3N4 powder, nanometer ZrO2 powder and nanometer BaO-TiO-SiO2 powder; the component E is pigment which can be green or blue or black or gray or red or yellow or purple or orange. The invention further discloses a preparation method of the wear-resisting and alkali-resisting nanometer anticorrosive coating. The anticorrosive coating has the performance of corrosion resistance, wear resistance and alkali resistance, and is stable in performance and low in production cost.

The invention provides a preparation method of a monodisperse mesoporous silica hollow sphere material, the preparation method comprises the following steps: (1) dissolving a catalyst ethidene diamine into a mixed solution of water and ethanol, and stirring to obtain a clear solution; adding an organic silicon source, and stirring at a high speed to form a single-phase system; (2) reacting at the temperature of 15-40 DEG C; (3) dispersing in a two-phase reaction system consisting of water-triethanolamine-hexadecyl trimethyl ammonium chloride and cyclohexane-tetraethyl orthosilicate, and stirring and reacting at the temperature of 40-80 DEG C; and (4) carrying out hydrothermal treatment at 150-200 DEG C, and removing to obtain the monodisperse silicon dioxide hollow sphere material. According to the preparation method, a strategy of combining a liquid phase synthesis method and an oil-water two-phase method is adopted, and the existence forms of silicon dioxide synthesized twice are different, so that internal silicon dioxide components can be selectively etched during hydro-thermal treatment, and the monodisperse mesoporous silicon dioxide hollow sphere material is obtained.

The invention belongs to the technical field of filaments and production equipment thereof, and particularly relates to flame-retardant and anti-static functional POY filaments. The flame-retardant master batch is prepared from the boron nitride, the organic silicon flame retardant and the nano montmorillonite, and the antistatic master batch is prepared from the ethoxylated alkyl acid amine, the zinc stearate and the polyethylene oxide, so that the flame-retardant and antistatic functions of the final filament are stable and reliable. The rotary discharging type extruder structurally comprises the box body unit with the lower opening, the vertical heating pipe unit, the rotary heating disc unit and the bagging heating pipe body, and it is guaranteed that subsequent drying and bagging operation of the granulation process is more efficient, convenient and flexible.

The invention discloses a polyether-organic silicon composite nylon elastomer and a preparation method thereof, and the polyether-organic silicon composite nylon elastomer is prepared by introducing a polyether product and an organic silicon polymer into a nylon synthesis reaction process. The novel nylon elastomer is prepared by taking organic silicon as a soft segment, and compared with a traditional elastomer taking polyether as a soft segment, the novel nylon elastomer prepared by the invention has excellent performances of better flexibility and higher elongation at break.

The invention relates to a water-resistant PVA film, the front and back surfaces of which are both coated with two layers of RTV, i.e. an inner layer RTV and an outer layer RTV respectively. Specifically, the inner layer RTV and the outer layer RTV are prepared from the following components by mass: 80-100 parts of polysiloxane; 2-4 parts of a cross-linking agent; and 0.05-0.2 part of a catalyst;the types of the inner layer RTV and the outer layer RTV are respectively selected from deacetic acid type RTV, deketoxime type RTV, dealcoholization type RTV, deacetone type RTV or deamidation type RTV, and the inner layer RTV and the outer layer RTV are different. The water-resistant PVA film adopted by the invention has excellent water resistance, the tensile properties of PVA are not obviouslyreduced after long-time water immersion compared with that before water immersion, and the tensile strength variation after water immersion is obviously lower than that of other similar products; also the water-resistant PVA film has good stability, does not have defect points due to shrinkage and cracking along with changes of the external environment; and the storage, transportation and use environments are relatively loose.