295 results about "Silicone fluid" patented technology

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 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 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.

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.

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 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 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.

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.

The invention relates to the field of ultrasonic detection, in particular to an ultrasonic soft medium roller and a preparation method thereof. According to the preparation method of the ultrasonic soft medium roller, a polymer ultrasonic soft medium material grows on a hard roller, and the polymer ultrasonic soft medium material is prepared from the following raw materials: bi-component addition type liquid silicone rubber base rubber, simethicone and a silane coupling agent, the mass ratio of the bi-component addition type liquid silicone rubber base rubber to the simethicone to the silane coupling agent is 100: (15-25): (1.5-2.5). Chemical bonding between the silicone rubber and the hard roller is enhanced by the silane coupling agent, so that failure phenomena such as delamination in the use process are avoided, and the service life of the roller is remarkably prolonged; dimethicone adjusts hardness and fluidity to ensure that the polymer soft medium layer has excellent flexibility and fitness, so that the ultrasonic soft medium roller can adapt to the surface of a to-be-detected object in a complex shape and is suitable for a high-precision ultrasonic detection system.

Provided is a silicone composition comprising: (A) a magnetic fluid which comprises (A1) magnetic particles, (A2) a first surfactant, (A3) a second surfactant and (A4) water; (B) a polyether-modified silicone oil which has an oxyalkylene structure having an EO ratio of 40% or more; and (C) a curable organopolysiloxane. In the silicone composition, the blending amount of the component (A4) is 0.1-40 parts by mass with respect to 100 parts by mass of the component (C).

Silicone-(meth)acrylate-polyether copolymers contain a linear siloxane skeleton having a pendant (meth)acrylate-polyether moiety. The siloxane skeleton is composed of a silicone moiety having a silicon-bonded mercaptoalkyl linker (the alkyl group in the linker is bonded to the silicon atom in the silicone moiety). The pendant (meth)acrylate-polyether moiety is covalently bonded to the sulfur atom in the mercaptoalkyl linker. The pendant (meth)acrylate-polyether moiety contains (meth)acrylate-poly(alkylene glycol) units. Silicone-(meth)acrylate-polyether copolymers are useful as surfactants in polyurethane foam formulations and polyisocyanurate foam formulations.

The invention discloses a preparation method of dimeticone aerosol, and belongs to the technical field of pharmaceutical preparations. The method comprises the following steps: (a) adding 0.6%-1% by mass of dimeticone and 0.25%-0.58% by mass of menthol into a medicinal aluminum tank or stainless steel tank with the inner wall coated with an inert material, and stirring for 5-30 minutes at 100-500 rpm under the protection of nitrogen to form uniform and transparent liquid; (b) sealing and filling dimethyl ether with the purity not lower than 99.9% at the temperature of 10-20 DEG C to serve as a propellant, and enabling the content of the dimethyl ether to reach 98.42%-99.15%; and (c) valve assembly and sealing are completed under the conditions that the temperature is 15-30 DEG C and the relative humidity is smaller than or equal to 60%, and standing balancing is conducted for 12-48 hours at the temperature of 25 DEG C. According to the dimeticone propellant disclosed by the invention, the problems of poor compatibility of dimeticone and the propellant, instability in long-term storage, easiness in layering or valve blockage and the like are effectively solved by virtue of synergistic measures of limiting the component proportion, adopting high-purity dimethyl ether, controlling the particle size of menthol, using an inert coating container, protecting by nitrogen and the like.

To provide a multilayer-separated hair cosmetic which, while enhancing hair feel beyond conventional levels, is able to realize appropriate phase separation.SOLUTION: A multilayer-separated hair cosmetic comprises silicone, a cationic surfactant, an anionic surfactant, and ethanol.SELECTED DRAWING: None

A kind of wood grain polypropylene composite material, by weight parts, including the following components: high fluidity polypropylene 45 parts;Metallocene low isotacticity polypropylene 5-15 parts;Wood powder 10-50 parts;Maleic anhydride grafted polypropylene 0.5-5 parts;Amide lubricant 0.5-2 parts;Dimethyl silicone oil 0.5-1.5 parts.The wood powder dispersion effect in the polypropylene composite material of the application is very good, so that the wood grain polypropylene composite material of the application has the advantages of wood grain, high gloss.

A hair conditioning composition includes an L-beta lamellar gel network; a plurality of core-satellite clusters comprising a core particle and satellite particles surrounding the core particle. The core comprises silicone and wherein the satellite particles comprise triglyceride. The composition exhibits a shear stress from about 40 Pa to about 800 Pa @950 1 / s. The L-beta lamellar gel network includes a surfactant, high melting point fatty compound, and an aqueous carrier. The surfactant may be a cationic surfactant. The hair conditioning composition may be a conditioner, a shampoo, or a 2-1 shampoo and conditioner.

The application discloses a low-foam environment-friendly cleaning surfactant and a preparation method thereof. The surfactant is an amphoteric surfactant with a symmetrical structure, and the preparation method comprises the following steps: in the first step, a substitution reaction is performed on 2-chloropropenyl ester and 3-morpholine propyl sulfonic acid to obtain a sulfobetaine type amphoteric surfactant; in the second step, a silicon-hydrogen addition reaction is performed on the sulfobetaine type amphoteric surfactant obtained in the first step and dimethyl silicone oil to obtain a surfactant-2; and in the third step, the surfactant-2 is salified in an alkali solution to obtain a surfactant-3. The surfactant-2 and the surfactant-3 both have good low-foam performance and excellent dirt removal capacity, so that in the cleaning process, a large amount of foam can be avoided from rising to cause overflow of cleaning liquid, material waste is avoided, and further, dirt on the surface of the cleaned object is avoided from being generated again, the surfactant has certain environmental protection, and can be applied to multiple fields such as daily-use chemicals.

Hair oils that contain dimethiconols, at least two silicones of different viscosities and specific solvents are suitable for the care of hair fibers, especially to improve the touch feel of the hair, detangling and ease of combing of wet and dry hair and to increase hair shine.

The invention relates to the technical field of daily chemicals, and discloses a silicone oil-free shampoo composition containing polyquaternium-51 and a preparation method thereof, the composition comprises a mild surfactant, an ion gradient builder, the polyquaternium-51 and low molecular weight hydrolyzed protein which are specifically combined. The core of the bulking technology is that the preparation method comprises the following steps: preparing a core premix from polyquaternium-51 and a specific synergistic component in advance, blending the core premix into a main water phase containing an ion gradient building agent at a controlled rate, and finally adjusting the pH value to 5.0-6.0. According to the method, an inside and outside synergistic fluffy repairing system is constructed, so that ordered deposition of active matters on the surface of the hair and effective filling of the inside of the hair are ensured. The prepared composition is high in stability, can endow hair with an instant, lasting and non-dry fluffy effect, remarkably improves carding smoothness and natural gloss, and is suitable for fine, soft and collapsed hair so as to realize long-acting fluffy effect after cleaning.