202results about How to "Stable mix" patented technology

The present invention relates to a copolymer having a specified carbosiloxane dendrimer structure and a long-chain alkyl group with 14 to 22 carbon atoms in a specified ratio, and a cosmetic comprising the copolymer as a cosmetic raw material. The cosmetic raw material has good miscibility with other cosmetic raw materials, and therefore, can improve stability of the formulation in a cosmetic, as well as can provide good water resistance, sebum resistance, glossiness, tactile sensation and/or adhesive properties to the hair and/or skin to a cosmetic, and also provide a cosmetic formed by blending the aforementioned cosmetic raw material, which exhibits superior surface protective properties, outer appearance and/or sensation during use.

The invention provides a fuel cell catalyst, which comprises a composite carrier and a noble metal, wherein the composite carrier is prepared by a rare earth oxide and a carbon carrier, and the noble metal is loaded on the composite carrier. The catalyst provided by the invention has excellent poisoning resisting capability. The invention also provides a preparation method of the fuel cell catalyst. The preparation method comprises the steps of: (1) mixing the carbon carrier with an acid salt solution containing rare earth element to obtain a suspension; (2) precipitating the rare earth element in the suspension with an alkaline matter to obtain a rare earth element hydroxide compounded carbon carrier; (3) sintering the rare earth element hydroxide compounded carbon carrier to obtain the composite carrier; and (4) mixing a noble metal precursor with the composite carrier, and carrying out microwave sintering to obtain the fuel cell catalyst. The preparation method provided by the invention is simple, controllable and high in production efficiency.

The invention discloses a preparation method of a cellulose nanocrystal and chitosan composite membrane, and belongs to the field of modification of natural polymers. The method comprises the steps that cellulose nanocrystal (CNC) sol is prepared by conducting concentrated sulfuric acid hydrolysis on microcrystalline cellulose; the cellulose nanocrystal (CNC) sol is reacted with sodium periodate to prepare dialdehyde cellulose nanocrystal (DAC) sol and the cellulose nanocrystal (CNC) sol is reacted with a Girard's reagent T to prepare cationic cellulose nanocrystal (CDAC) sol. The CDAC sol is directly mixed with a chitosan-acetic acid solution, vacuum defoamation tape casting is conducted in a polytetrafluoroethylene mold, drying at room temperature is conducted, and the membrane is obtained. Compared with a pure chitosan membrane, the mechanical property of the prepared cellulose nanocrystal and chitosan composite membrane can be obviously improved, and the swelling degree in water is obviously reduced.

A constant temperature mixed valve core includes a fluid switch control unit and a thermostatic control unit, wherein, the fluid switching control unit is connected together with the thermostatic control unit through a temperature conditioning mechanism of the thermostatic control unit; the fluid switching control unit includes a shell of a determined internal area, a fixed lower ceramic chip arranged in the internal area and provided with a center trepanning and at least one grooving, and an upper ceramic chip arranged in the shell internal area, rotatable on the lower ceramic chip and provided with a center trepanning and at least one grooving; a temperature regulation mechanism perforates the center of the shell and combines with the upper ceramic chip to perform operations, drives the ceramic chip to move so that the grooving of the upper ceramic chip is supposed with the grooving of the lower ceramic chip to form a state that the outside water outlet is open. The fluid switching regulator control unit is used to control the mixed water that has been completely mixed evenly and reaches the setting temperature, adjusts the opening angle of the control switch to control the output water flow of the mixed water that has been completely mixed evenly and reaches the setting temperature and the open and shut of the water output, which has features of easy modulation and long service life.

The invention relates to a composite Ti-Si-molecular sieve coating integral denitration catalyst and a preparation method thereof. The preparation method comprises the following steps: (1) preparationof Ti-Si-molecular sieve composite sol; (2) preparation of Ti-Si-molecular sieve composite coating; and (3) loading of active components. The denitration catalyst is prepared by using the above method. The preparation method of the invention is simple in process and low in cost. The prepared denitration catalyst is adaptive to a wide active temperature range and has high denitration activity andstrong resistance to SO2 and H2O poisoning.

The invention discloses a microfluidics preparation technology for monodisperse gold nanoparticles with controllable size. The microfluidics preparation technology comprises a micro-reaction system constructed based on a gold particle preparation method, the acquisition and transfer of gold nanoparticle reaction precursor liquid, the continuous controllable preparation of the gold nanoparticles and the acquisition of an uniform monodisperse gold nanoparticles toluene solution. According to the microfluidics preparation technology, a complete and simple micro-reaction device is constructed based on the matching mode of a micro-flow continuous pump and a micro-flow control chip, and accurate and controllable high-throughput preparation of the final size, morphology, monodispersity and othercharacteristics of noble metal nanoparticles is realized.

The invention relates to an ignition device integrating flame detection, and relates to an ignition device. By the ignition device, the problem that the conventional ignition device cannot judge whether ignition is successful or not in time, and if the unignited condition or the condition of ignition delay cannot be discovered in time, a large amount of combustible gas can be gathered to generate deflagration accidents possibly, and the system and personal safety are harmed is solved. In the ignition device, a ventilation guide plate is an insulating ventilation guide plate; an outer sleeve protective pipe is sleeved on the ventilation guide plate; a gas guide pipe passes through the ventilation guide plate; one end of the gas guide pipe is connected with a fire head cover body, and the other end of the gas guide pipe is communicated with a gas inlet; a body assembly is fixedly connected with the outer sleeve protective pipe; openings are formed at the front end of the outer sleeve protective pipe and the lower part of the front end; an arc drawing igniter and an ion flame detector pass through the ventilation guide plate; and a cable joint of the igniter and a cable joint of an ion probe sensor are arranged on one side which is close to the body assembly. The ignition device is suitable for an ignition process.

The invention provides a preparation method of sheet-shaped agglomerated-state spherical nano MoO3 powder and belongs to technical application of preparation of nano powder through a wet chemical method. The preparation method of the MoO3 composite powder comprises the following steps: after mixing and stirring ammonium tetramolybdate and a graphene oxide solution, placing for a period of time invacuum; continually quickly freezing with liquid nitrogen and freezing and drying; finally, calcining in the air to obtain the sheet-shaped agglomerated-state spherical nano molybdenum trioxide powder. The preparation method provided by the invention has the advantages that the shape of the powder is unique and the granularity of the powder is uniform; raw materials are easy to obtain and a technology is simple and convenient; the preparation method also has the advantages of simplicity in operation, controllable process, stable product and the like. Prepared nano spherical MoO3 grains are uniformly arrayed to form a large sheet shape, and the powder has extremely excellent photocatalytic performance.

A method for manufacturing a colored and differential polyester fiber through an improved fused mass direct-spinning online additive technique belongs to the technical field of synthetic fiber manufacturing method, aiming to provide a method for manufacturing a colored and differential polyester fiber through the improved fused mass direct-spinning online additive technique which is convenient for manufacturing black and dark color polyester fibers. The method comprises the following technical points: before polyester fused mass enters a spinning box body, a dried and fused modified raw material is fed into the spinning box body, and is sufficiently and evenly mixed with the polyester fused mass through an efficient static mixer; and after filtration, the modified raw material and the polyester fused mass are fed into the spinning box body together so as to carry out spinning. The modified raw material is subjected to drying and melting, and is indirectly injected into the efficient static mixer, is sufficiently and evenly mixed with the polyester fused mass, and is subjected to filteration. The technical points ensure excellent fluidity and filtering performance, and prolong the switching cycle of a filter and the change cycle of a spinning component; moreover, the method reduces the loss of color master batch during filtration as well as the production cost for black and dark color fibers.

The invention discloses a vitamin D soft capsule and a making method thereof. The vitamin D soft capsule is prepared from, by mass, 400-625 parts of calcium carbonate, 0.001-0.005 part of vitamin D3,225-550 parts of soybean oil, 425-650 parts of gelatin, 450-700 parts of purified water, 110-325 parts of glycerin, 100-400 parts of glyceryl monostearate, 0.01-0.02 part of titanium dioxide, 100-200parts of corn oil and 0.05-0.2 part of butylated hydroxytoluene. The making method of the soft capsule comprises the steps of making capsule content; making glue; making the soft capsule containing the capsule content; processing the vitamin D soft capsule after preparation. The vitamin D soft capsule has few additives, and allergic reactions or other discomfort caused by the additives can be avoided; the capsule content is more uniformly and stably mixed, and the phenomena of oil layer separation or calcium carbonate precipitation or the like cannot occur; a capsule shell of the soft capsulehas a water retaining effect.

The invented method includes the following steps: uniformly mixing PPTA and concentrated sulfuric acid whose concentration is greater than 99% in mixing cylinder, preparing mixed solution in which PPTA content is 14%-24%; making the prepared PPTA mixed solution pass through twin screw extruder, further dissolving to form liquid crystal spinning solution, defoaming, fully mixing and regulating temperature, applying high shear stress to the defoamed PPTA spinning slurry in extruder machine head, filtering and metering, adopting dry-jet wet-spinning process to obtain the invented PPTA fibre.

The invention discloses a preparation method of granular fermented dairy product allowing long-term normal temperature preservation. The method comprises the steps as follows: a fermentation agent isadded to milk undergoing centrifugal sterilization and pasteurization, and yogurt is prepared, stirred and sterilized; a granular product is sterilized by a tubular or scraper sterilization machine; the yogurt and the granular product are mixed, the mixture is uniformly mixed by a mixing valve group, a static or dynamic mixer and a horizontal mixing tank, uniform mixing and sterile filling are performed by a filling machine, and the granular fermented dairy product allowing long-term normal temperature preservation is obtained. The method is simple, and commercial sterilization of the whole production process is realized. Compared with the prior art, the product has prolonged shelf life and can be stored and transported in the normal temperature environment.

A storage and mixing device includes a mixing compartment, two pistons that each extend from the mixing compartment and end in a displacement section, each piston defining a passageway having a first opening communicating with the mixing compartment and a second opening communicating with an inlet at the displacement section, and a housing having two piston guides and a cartridge compartment connected to the piston guide, each piston guide slidably receiving one of the pistons, and each cartridge compartment receiving a removable cartridge that includes a cavity for containing separate substances and an opening sealed by a cartridge seal. The displacement section of each piston includes a piercing member for piercing the cartridge seal of the cartridge arranged in the corresponding cartridge compartment, such that the displacement section enters the cartridge cavity and displaces the contained substance into the mixing compartment via the inlet and the passageway.

The invention relates to a preparation method for a sulfur-tolerant catalytic combustion catalyst. The preparation method comprises the following steps: (1) preparation of Ti-Si-molecular sieve composite sol; (2) preparation of Ti-Si-molecular sieve composite coating; and (3) loading of active components. The sulfur-tolerant catalytic combustion catalyst is prepared by using the above method. Thepreparation method is simple in process; and the prepared catalyst is high in coating firmness, has good catalytic combustion activity and stability to sulfur-containing organic exhaust gas and is applicable to direct treatment of sulfur-containing organic exhaust gas.

A totally aerated combustion burner having a combustion plate with a multiplicity of flame holes includes a distribution chamber, a mixing chamber, and an air supply chamber. The mixing chamber has a front surface with a plurality of nozzle holes disposed in parallel with, and at a lateral distance from, one another so that a fuel gas to be ejected from the nozzle holes and the primary air from the air supply chamber get mixed in the mixing chamber. A wall plate is disposed upright on a bottom surface of the mixing chamber in a manner to lie opposite to the front surface of the mixing chamber while leaving a ventilation clearance to the front surface. An air inlet is formed in such a portion at the bottom surface of the mixing chamber as to face the ventilation clearance.

The invention belongs to the field of inorganic materials, and particularly relates to a preparation method of hexagonal-prism-shaped iron-cobalt double-metal selenide. The preparation method comprises the following steps: S1, mixing and dissolving iron salt and cobalt salt in isopropanol; S2, preparing a PVP isopropanol solution; S3, preparing a NaHCO3 aqueous solution; S4, mixing the solutions obtained in the step S1 and the step S2 according to a volume ratio of 1:(1-3), and carrying out ultrasonic treatment for 10-20 minutes; S5, adding the mixed solution obtained in the step S4 into the NaHCO3 aqueous solution to obtain an iron-cobalt metal precursor; and S6, mixing the iron-cobalt metal precursor obtained in the step S5 with selenium powders according to a mass ratio of 1: (1-3), andcarrying out calcining for 3-5 hours. The iron-cobalt bimetal selenium composite carbon material prepared by the preparation method provided by the invention has relatively stable cycle life and ratecapability; and the conductivity of the material can be enhanced by doping carbon, so that the specific capacity of a battery is improved.

The invention provides a chewable egg powder tablet and its preparation method, and belongs to the technical filed of egg product processing. The chewable egg powder tablet is prepared by adopting specific raw materials and auxiliary materials according to a specific ratio. Lactobacillus bulgaricus, Streptococcus thermophilus, Bifidobacterium bifidum and Lactobacillus casei are used together according to a ratio of 4:2:1:2, and fermentation is carried out in under unique multistep reaction conditions, so natural, pure and nice flavor and abundant nutrition are realized. The chewable egg powder tablet has balanced nutrition, and is endowed with high nutritional values through the synergistic effect of the above components. The preparation method has the advantages of simple operation technology, and easy realization of the industrialized production, and provides a new approach for the advanced processing of eggs.