342 results about "Silicone fluid" patented technology

The invention discloses a high-viscosity silicone rubber composite material and a preparation method thereof.The preparation method comprises the steps that a silicon-based polymerization solution and a silane raw material are mixed on the basis of a rotary dropper, and a silicon-based liquid compound containing a spiral laminated layer is obtained; the preparation method comprises the following steps: dispersing a nano-filler into a silicon-based liquid compound for synthesis treatment, carrying out crosslinking treatment on the obtained primary compound and peroxide to obtain a crosslinked compound, mixing the crosslinked compound with a fiber compound, and carrying out plasma treatment to obtain a fiber-reinforced compound; performing secondary cross-linking treatment on the fiber reinforced compound and a peroxide silicone oil solution in a vacuum high-temperature environment to obtain a secondary cross-linked compound; and immersing the secondary cross-linked compound into a turbid liquid containing nano aluminum oxide, and carrying out heating treatment to obtain a finished product of the high-viscosity silicone rubber composite material. According to the invention, the problem of compatibility between the filler and the matrix material is solved, the processability is improved, and the performance of the material in multiple aspects such as high temperature resistance and aging resistance is further improved.

A high thermal conductive silicone composition including: (A) an organopolysiloxane having at least two aliphatic unsaturated hydrocarbon groups in one molecule and a kinematic viscosity at 25 C of 100 to 100,000 mm2 / s; (B) an aluminum powder having an average particle size of 50 μm or more; (C) a thermal conductive filler having an average particle size of 0.1 to less than 50 μm; (D) an organohydrogenpolysiloxane having two or more hydrogen atoms bonded to a silicon atom (Si—H groups) in one molecule; (E) a hydrolyzable organopolysiloxane represented by the following general formula (1); and (F) a platinum group metal catalyst having an effective amount. The high thermal conductive silicone composition can conform to the warpage of a substrate due to an increased material thickness and can maintain heat dissipation performance due to a high thermal conductivity.

The invention discloses a wear-resistant high-gloss nano liquid, a wear-resistant high-gloss ceramic tile and a preparation method of the wear-resistant high-gloss ceramic tile, and belongs to the technical field of ceramic manufacturing. The wear-resistant high-gloss nano liquid at least comprises a component A, a component B and a component C which are independently subpackaged, wherein the component A comprises large-particle silica sol, boric acid, sodium methyl silicate, carboxymethyl cellulose sodium, a boronizing stabilizer and the balance of water; the component B comprises a boronizing stabilizer and the balance of water-based modified silicone oil; and the component C is wax emulsion. Through systematic material and process innovation, the ceramic tile which is high in gloss, strong in antifouling property, durable in wear resistance and high in transportation performance is prepared, and the market requirements of surface treatment materials which are high in performance, low in cost and easy to transport are met.

The invention relates to the technical field of oil and gas field development, in particular to well cementation self-healing cement paste and a preparation method thereof. The concrete is prepared from the following components in parts by weight: 4 to 6 parts of repairing agent, 41 to 53 parts of cement, 18 to 22 parts of silica fume, 0.1 to 0.5 part of basalt fiber, 1 to 5 parts of expanding agent, 0.3 to 0.9 part of fluid loss agent, 0.2 to 0.4 part of bentonite, 1.7 to 2.3 parts of naphthalene sulfonate formaldehyde condensate, 0.1 to 0.2 part of simethicone and 1 to 3 parts of retarder, wherein the repairing agent is formed by modifying ethyl cyanoacrylate, candelilla wax and 3-isocyanate propyl trimethoxy silane according to the mass ratio of 1: (1-2): (0.1-0.3). According to the invention, ethyl cyanoacrylate is used for repairing micro cracks of cement, candelilla wax and nano silicon dioxide are used for carrying out microencapsulation to protect ethyl cyanoacrylate, and methoxy groups of 3-isocyanate propyl trimethoxy silane enhance the interface bonding force between microcapsules and a cement slurry system, so that the service life of a cement structure is effectively prolonged.

The invention relates to the technical field of insulators, in particular to a composite insulator and a preparation method thereof. The composite insulator comprises an insulator main body and vulcanized silicone rubber coating the insulator main body, the vulcanized silicone rubber is prepared from the following components in parts by weight: 60 to 70 parts of methyl vinyl silicone rubber, 10 to 20 parts of ethylene propylene diene monomer, 5 to 10 parts of modified glass fiber, 20 to 30 parts of filler, 0.3 to 0.5 part of simethicone, 1 to 5 parts of compatilizer, 3 to 5 parts of stearic acid and 1 to 3 parts of vulcanizing agent, a preparation process of the modified glass fiber comprises the following steps: adding polyimide, a silane coupling agent and humic acid into absolute ethyl alcohol, uniformly mixing, adding glass fiber, heating for reaction, and calcining to obtain the modified glass fiber. The composite insulator has good mechanical performance, corona resistance and anti-pollution flashover performance.

The present invention discloses an adaptive industrial robot gripper based on flexible materials, which relates to the technical field of robot grippers. It comprises a main body component and a moving component arranged at the bottom of the main body component, wherein the moving component is provided with a clamping component for clamping an object, and the clamping component is provided with an expansion component for flexibly clamping the object. The present invention is implemented by filling a storage box with a flexible fluid material, the flexible fluid material enters a limit frame through a feed pipe, squeezing and expanding an expansion bag, driving a bidirectional threaded rod to rotate by a driving motor, and two moving blocks respectively driving a first clamping plate and a second clamping plate to move, clamping the object, changing the injection amount of the flexible fluid material and the movement distance of the first clamping plate and the second clamping plate, thereby achieving adaptive flexible clamping of the object, and adjusting the injection amount of the silicone fluid by a first motor, thereby achieving adaptive flexible clamping of the object.

Compositions and methods for use provide enhanced surface modification in leather care. In particular, the present disclosure is directed to water-based compositions including a silicone emulsion that delivers cleaning, protective, and preservative qualities.

The invention belongs to the technical field of liquid crystal polyarylester fiber preparation, and particularly relates to an oiling agent for liquid crystal polyarylester fiber preparation and a liquid crystal polyarylester fiber preparation method and application. The oiling agent is mainly prepared from phosphate salt with a specific chain length and silicone oil, can be applied after a melt extrusion process of liquid crystal polyarylate melt spinning and before a drafting process, and does not need to be cleaned in a heat treatment process and after the heat treatment process. The oiling agent is used for melt spinning preparation of liquid crystal polyarylester fibers, yarn scattering, yarn floating and fuzzing / end breaking caused by static electricity and fiber bonding caused by decomposition of the oiling agent in heat treatment can be reduced, cleaning before and after heat treatment is not needed, the performance of a finished product is improved, the production process is simplified, and popularization of the industrial production process is facilitated.

The invention discloses a silicone oil-free liquid foundation and a preparation method thereof, and relates to the technical field of cosmetics, the silicone oil-free liquid foundation comprises the following raw materials by weight: 2-6 parts of an emulsifier, 17-21 parts of grease, 10-14 parts of powder, 3-7 parts of a thickening suspending agent, 44-50 parts of water, 2-6 parts of polyol, 0.8-1.2 parts of an electrolyte, 1-3 parts of a film-forming agent, 0.8-1.2 parts of a preservative, and 2-4 parts of an active component, according to the scheme, a natural grease compounding system such as coconut oil alcohol-octoate / caprate, squalane and simmondsia chinensis seed oil is adopted, through molecular structure bionic design, a breathable moisturizing barrier is constructed while velvet-like smooth touch is provided, the problem that a traditional silicone oil product is sticky, greasy and stuffy is solved, and the requirements of consumers for silicone-oil-free and high-skin-friendliness base makeup are met.

The invention relates to the technical field of power transmission equipment materials, and discloses a base rubber suitable for conductive silicone rubber, the base rubber comprises a base rubber 1 and a base rubber 2, the base rubber 1 contains 100 parts of vinyl-terminated silicone oil, 6-12 parts of hexamethyldisilazane, 1-3 parts of water, and 30-50 parts of fumed silica; the base rubber 2 contains 100 parts of vinyl-terminated silicone oil, 20-70 parts of base rubber 1, 1-4 parts of a dispersing agent, 1-10 parts of carbon nanotubes, 1-50 parts of conductive carbon black and 0.01-2 parts of a pH buffer solution; according to the conductive silicone rubber prepared from the base rubber, through the synergistic effect of the carbon black and the carbon nanotubes, the problems that a single carbon black formula is prone to black grinding and poor in color fastness and a pure carbon nanotube system is high in viscosity and poor in processability are solved, and the final product has excellent conductivity, low friction, no fading and good processing fluidity. In addition, the addition of the pH buffer solution significantly improves the storage stability of the A / B rubber, so that the hardness and vulcanization speed of the mixed rubber material after long-term storage are consistent with those of the fresh rubber material. The invention further discloses conductive silicone rubber prepared from the base rubber and an application method and application of the conductive silicone rubber.

The invention discloses a solubility-resistant fluoride-free aqueous film-forming foam extinguishing agent and a preparation method thereof, and relates to the technical field of extinguishing agents. The invention discloses a soluble-resistant fluoride-free aqueous film-forming foam extinguishing agent. The cleaning agent is prepared from the following raw materials in parts by weight: 8 to 12 parts of a compound surfactant, 15 to 20 parts of modified polyvinyl acetate, 3 to 5 parts of modified xanthan gum, 5 to 8 parts of ethylene glycol butyl ether, 4 to 6 parts of propylene glycol, 0.5 to 1 part of benzotriazole, 0.3 to 0.6 part of triethanolamine, 0.2 to 0.4 part of disodium ethylene diamine tetraacetate, 0.8 to 1.2 parts of hydroxyethyl cellulose, 0.1 to 0.3 part of polyether modified silicone oil and 0.05 to 0.1 part of isothiazolinone. 6-9 parts of ammonium dihydrogen phosphate and the balance of deionized water. According to the anti-dissolution fluoride-free aqueous film-forming foam extinguishing agent, fluoride-free components are more environmentally friendly, and the requirement for green development is met; the compound surfactant has a synergistic effect with the modified polyvinyl acetate and the modified xanthan gum, so that the fire extinguishing efficiency and the solubility resistance are improved; the process is clear, parameters are clear, the product stability is good through ultrasonic dispersion and high-pressure homogenization treatment, the performance is optimized through multiple additives, and the application scene is wide.

Simethicone and a preparation method therefor, and an emulsion comprising simethicone and a preparation method therefor. Simethicone with appropriate viscosity, strong defoaming capacity, no sedimentation, and good fluidity is obtained by using a specific ratio of dimethicone and silicon dioxide combined with the specific preparation method. In addition, the emulsion prepared by adopting an emulsifier and a thickener features good defoaming capacity, moderate viscosity, and good stability.

The utility model relates to a damping carrier roller of a downward belt conveyor. The damping carrier roller comprises a roller skin and a carrier roller shaft, dimethicone damping liquid is arranged in the carrier roller. One or more groups of damping baffles and vortex blades are arranged on the circumferential surface of the middle part of the carrier roller shaft, the damping baffles are positioned at the middle lower part of the carrier roller shaft, and the vortex blades are positioned above the carrier roller shaft; the centers of the two ends of the carrier roller shaft are provided with transverse holes leading to the interior of the carrier roller and vertical holes communicated with the transverse holes. The damping liquid is injected into the carrier roller and can well provide damping force for rotation of the carrier roller, and the problems of overspeed of a downward conveying belt and rapid downward sliding of a broken belt are solved; the baffle is arranged on the carrier roller shaft, and the baffle can stop flowing damping liquid to generate damping force which indirectly acts on the roller skin. By means of the vortex blades on the shaft, air in the carrier roller can directionally flow and circulate with external air through the holes in the shaft, and heat dissipation can be well provided for the carrier roller.

The invention discloses an ester group-containing organic silicon tackifier as well as a preparation method and application thereof. The preparation method of the ester group-containing organic silicon tackifier comprises the following steps: dissolving an itaconic acid compound and hydrogen-containing silicone oil in a solvent, uniformly stirring, adding a catalyst, heating to 25-100 DEG C, reacting, and distilling out the solvent under reduced pressure after the reaction is finished, thereby obtaining the ester group-containing organic silicon tackifier. The tackifier prepared by the invention can effectively improve the adhesion performance of addition type liquid silicone rubber (ALSR) to materials such as polyester fibers, stainless steel iron sheets and aluminum sheets. The additive amount is small, the silicone rubber solution has good compatibility with silicone rubber, and the formed silicone rubber solution is stable in property and long in storage life. In addition, the itaconic acid diester and the itaconic anhydride belong to renewable biomass materials, so that the cost is relatively low.

The invention belongs to the technical field of skin care products, and relates to full-layer anti-aging recombinant collagen filling powder as well as a preparation method and application thereof. The recombinant collagen filling powder is prepared from recombinant I type collagen, recombinant III type collagen, recombinant IV type collagen, recombinant VI type collagen, recombinant XVII type collagen, superoxide dismutase, a bifidus yeast lysate, trehalose, silica, silica dimethyl silylate and a polydimethylsiloxane / vinyl polydimethylsiloxane cross-linked polymer, and the recombinant collagen filling powder is prepared from the following raw materials: recombinant I type collagen, recombinant III type collagen, recombinant IV type collagen, recombinant VI type collagen, recombinant XVII type collagen, superoxide dismutase, bifidus yeast lysate, trehalose, silica, silica dimethyl silylate and a polydimethylsiloxane / vinyl polydimethylsiloxane cross-linked polymer. The skin care product is prepared from glycerin, xanthan gum, sodium hyaluronate, dimeticone, phenoxyethanol and ethylhexylglycerin. The recombinant collagen filling powder provided by the invention is convenient to use, can obviously improve the skin moisturizing capacity, improve the compactness and repair wrinkles, has a good anti-aging effect and a good repair effect, and has important practical significance and market value.

This application discloses a glass fiber sizing for pigmented SMC, comprising active ingredients and water. The sizing has a solid content of 3.8% to 13.8%. The percentage of the solid mass of each active ingredient relative to the total solid mass of the sizing is expressed as follows: coupling agent 9.0% to 20%, film-forming agent 36% to 72%, antistatic agent 3.0% to 9.0%, leveling agent 4.0% to 11%, and feel agent 12% to 27%. The feel agent is a polymer polymerized from a silicone oil containing a long-chain alkyl group and modified by end capping. The film-forming agent is a mixture of a first film-forming agent and a second film-forming agent in a mass ratio of 1:1 to 1:5, wherein the first film-forming agent is a silicone-modified epoxy emulsion, and the second film-forming agent is a fast-permeating unsaturated polyester emulsion. The glass fiber yarn produced by coating with the sizing has a smooth surface and good molding fluidity, ensuring uniform fiber dispersion in the finished product and preventing surface glass fiber grain. The sizing also exhibits good compatibility with polyester resin and strong interfacial bonding, significantly improving the mechanical properties of the finished product.

SILICONE-FREE COSMETIC COMPOSITIONS This disclosure relates to compositions including squalene, at least one bio-based branched hydrocarbon, at least one bio-based pentaerythrityl ester, and processes for using such compositions. The cosmetic composition is silicone-free. The cosmetic composition spreads easily and has favorable sensory properties without the use of silicones. Figure for the abstract: none

The present invention provides a carbomer copper gluconate complex hydrogel, a preparation method, and applications thereof. The carbomer copper gluconate complex hydrogel is prepared in 100 ml or 100 g portions. The raw materials, calculated by mass percentage, include: 0.01% to 0.1% carbomer copper gluconate complex (calculated as copper ion addition); 1% to 2% propylene glycol; 0.1% to 0.2% sodium hyaluronate; 2% to 6% dimethicone; and the balance is an acidity regulator and water. The carbomer copper gluconate complex hydrogel not only effectively kills sperm and common pathogens, but also protects the vaginal mucosa while providing contraception, avoiding the irritation and side effects of chemical spermicides.

The present disclosure relates to a polyorganosiloxane comprising the following structural formula: X—[Si(R1)2O]—[Si(R2)2O]m—[SiR2CaH2a+1O]n—[Si(R1)2]—X, where a is an arbitrary integer between 6 and 18, n is an arbitrary number between 0.7 and 20, m is an arbitrary number between 10 and 1500, m / n is an arbitrary number greater than 20, R1 or R2 is a C1-C5 alkyl group, X represents one or more groups selected from among C2-C6 alkenyl, alkoxy, hydroxyl and hydrogen. The polyorganosiloxane can significantly lower the viscosity, and improve the flowability and processability, of the resulting silicone composition, compared with other polyorganosiloxanes at the same thermally conductive filler loading. Meanwhile, for thermally conductive silicone compositions with the same viscosity, the polyorganosiloxane used as the base polymer can accept a significantly higher level of the thermally conductive fillers, thereby improving their thermal conductivity.

The present disclosure describes compositions for restoring and protecting vinyl, rubber, and plastic (VRP) surfaces, wherein the compositions include at least two silicone fluids. In embodiments, the compositions include a first silicone fluid and a second silicone fluid, one or more mineral oils, one or more rheology modifiers, one or more hydrocarbon solvents, water, and optionally one or more preservatives. The present disclosure also describes a method of preparing the composition, wherein the method includes slowly adding the one or more hydrocarbon solvents to the water that is moving at a slow speed to form a solution, continuing mixing, and adding the one or more rheology modifiers to the solution and mixing, continuing mixing and adding to the solution in the following order: the one or more mineral oils; the first silicone fluid, the silicone second fluid, and optionally adding the one or more preservatives and continue mixing.

The present invention discloses an ultra-stretchable gradient conductive ion gel, its preparation method, and application. The ion gel is characterized in that it is obtained by in-situ photopolymerization of a polymerizable modified silicone oil and a (meth)acryloyl-containing monomer in an ionic liquid, and the conductivity of the ion gel exhibits a gradient change along the vertical direction of the ion gel. The present invention has the following beneficial effects: (1) an ion gel with a gradient conductivity is obtained through a one-step photopolymerization method; and (2) the synthesized gradient conductive ion gel exhibits outstanding stretchability and sensing properties.

The application provides a coated white surface kraft paper with a back surface not easy to drop hair and powder and a preparation method thereof, and relates to the field of coated white surface kraft paper. The preparation method of the coated white surface kraft paper with a back surface not easy to drop hair and powder comprises the following steps: preparing a coating liquid, primary sizing and secondary coating. The coating liquid is prepared from the following raw materials: heavy pulp calcium, kaolin, starch, butadiene styrene latex, polyvinyl alcohol, sodium carboxymethyl cellulose, water-based epoxy silane, ethylene glycol diglycidyl ether and amino silicone oil. The preparation method can ensure that OCC waste paper boxes are effectively recycled for the back surface of the coated white surface kraft paper, and can overcome the problems of hair and powder dropping and adhesive residue on the back surface of the coated white surface kraft paper, so as to avoid the secondary transfer of hair, powder and adhesive on the back surface of the coated white surface kraft paper to the front surface of the paper, and to ensure the printing effect and printing efficiency of the coated white surface kraft paper.

To provide a method for easily peeling a silicone coating layer in order to enable recycling of an air bag base fabric having the silicone coating layer on the surface, and to provide a silicone coating layer peeling liquid therefor SOLUTION: A method for recycling an airbag base fabric, the method including an immersion step of immersing an airbag base fabric in a silicone coating layer peeling liquid that is an aqueous solution containing 2% by weight to 30% by weight of an alkali component, 0.05% by weight to 20% by weight of a surfactant, and 1% by weight to 30% by weight of an alcohol component, and a peeling step of peeling the silicone coating layer from the airbag base fabric after the immersion, wherein an ash content of the airbag base fabric after the peeling step is 0.01% to 0.45%.SELECTED DRAWING: None

A cleansing and conditioning composition, free from silicones and free from sulfate-based surfactants, is disclosed comprising: (a) a plurality of non-sulfate anionic surfactants, the plurality of non-sulfate anionic surfactants comprising one or more isethionate surfactants and one or more amino acid surfactants; (b) one or more amphoteric surfactants; (c) one or more nonionic surfactants, wherein at least one of the one or more nonionic surfactant is an alkoxylated nonionic surfactant (d) one or more cationic guar compounds; and (e) water. The cleansing composition is particularly effective as a conditioning shampoo, useful for shampooing and conditioning the hair.

An inkjet ink that includes (A) a terpene phenol resin, (B) a solvent system containing (B1) ethanol and (B2) a cosolvent, and (C) an amine modified silicone that includes a silicone backbone (main chain) and one or more organoamine side chains attached to the silicone backbone, the inkjet ink being characterized by extended decap times and superior adhesion to a variety of substrates, A printed article including the inkjet ink in dried form, and a method of forming a printed image with a thermal inkjet printhead are also provided.

COMPOSITION COMPRISING A PARTICULAR SILICONE EMULSION, A CATIONIC POLYSACCHARIDE, A SOLID FATTY ALCOHOL, AND A CATIONIC SURFACTANT. The present invention relates to a composition for treating keratinous fibers, and in particular human keratinous fibers such as hair, comprising a specific oil-in-water silicone emulsion, at least one cationic polysaccharide, at least one fatty alcohol, and at least one cationic surfactant. The invention also relates to a method for treating keratinous fibers, preferably for washing and / or revitalizing keratinous fibers, comprising applying a composition according to the invention to the keratinous fibers. Figure for the abstract: none

The invention relates to the field of flocked fabrics, and discloses a bacteriostatic multifunctional flocked fabric and a preparation method thereof. The invention relates to a bacteriostatic multifunctional flocking fabric which is composed of base cloth, a flocking glue layer and a flocking layer, and the flocking layer is made of nylon fibers through electrostatic flocking. The base cloth and the nylon fibers are both prepared from the following raw materials in parts by weight: 5-10 parts of an amino silicone oil emulsion, 1.5-2.5 parts of an ethylene bis stearamide emulsion, 2-4 parts of a swelling agent, 1.5-3 parts of a dispersing agent, 2-3 parts of a bacteriostatic agent and 80-100 parts of water; the bacteriostatic agent is prepared from zinc diricinoleate, polyhexamethylene biguanide hydrochloride and hydroxypropyl trimethyl ammonium chloride chitosan. The prepared flocking fabric has good antibacterial stability, is applied to the packaging fields of jewelry boxes, photo frame packaging materials and the like, and does not have the problems of mildewing and fluff falling when being stored in a high-temperature and humid complex environment for a long time.

Fluids incorporated into intraocular lenses and their methods of use. In some embodiments the fluids are silicone oils, and in some embodiments they are used in accommodating intraocular lenses.

Disclosed herein is a release fluid, a fuser member and an image forming apparatus. The release fluid includes an amino functional silicone fluid, a non-functional silicone fluid; and vitamin E.

A dermal skin protectant and carrier comprising a combination of two different viscosity dimethicone components wherein the difference between the two different viscosity dimethicone components is about 2.0 million cP or greater and comprising at least one active ingredient.