84results about How to "Component adjustable" patented technology

A method kit is provided for demonstrating the effects of a cosmetic product on a consumer's body, especially effects over a period of time. The method includes applying a cosmetic product to the body, capturing an image of the consumer, displaying the image on a monitor and digitally transforming the image to reflect the effect of using the selected cosmetic over the period of time. Among transformed attributes of the body are those of glow/color, sags/wrinkles, pores and combinations thereof. The original and transformed images are juxtaposed on a screen. Consumers are required to select between transformed and displayed images, preferably repetitively, until the consumer has chosen their most appealing transformation.

The invention relates to a process for preparing ZrB2-SiC-ZrC complex phase ceramic materials, which is characterized in that purity of zirconium powder is not less than 98%, silicon powder and boron carbide powder are used as raw materials, batching according to reaction equation (2+x)Zr+(1-x)Si+B4C=2ZrB2+(1-x)SiC+ZrC, 0<=x<=0.5 of generating ZrB2-SiC-ZrC, then, materials containing different components are obtained. The raw materials after being ball ground and dried are sintered with heat pressing between 1500-1700DEG C by adjusting sintering technique parameter and employing self-propagating reaction of the raw materials generated in the process of heating up, thereby obtaining the ZrB2-SiC-ZrC complex phase ceramic materials of different components. Relative density of the materials prepared by the invention is larger than 97%, bending strength is 600-900MPa, fracture toughness property is 4.5-6MPa,m1/2, and hardness is 16-19GPa.

The invention discloses a method for making a super-high temperature resistant ceramic coating. The method adopts organic polymer as adhesive and mixed powder consisting of high melting metal powder, B powder, C powder and Si powder as raw materials; moreover, through adopting processes such as preparing slurry used in a coating, slurry coating, precoating curing, high-temperature reaction sintering, a super-high temperature resistant ceramic coating is finally made on the surface of a ceramic matrix composite material. The coating making process is simple and has low cost; the made coating has ideal bonding performance with a substrate and has excellent ablation resistance and antioxidation, thereby laying the foundation for the application of a ceramic matrix composite material in the super-high temperature resistant and antioxidation fields.

A method for plugging a permeable zone or leak in a subterranean formation comprises introducing into the formation a cross-linking composition which comprises (a) an aqueous liquid, (b) a pH buffer, (c) a cross-linkable organic polymer, (d) a cross-linking agent which comprises an organic titanate, an organic zirconate, or combinations thereof, and (e) a delay agent which is a hydroxyalkylaminocarboxylic acid. The method can be used over a wide range of pH conditions.

The invention discloses a composite material of sub-group metals compounded with MXenes and a preparation method of the composite material. The composite material of sub-group metals compounded with MXenes is prepared from MXenes materials and sub-group metals, wherein the surfaces of the MXenes materials are coated with the sub-group metals in situ, and the sub-group metals are also distributed among layers of the MXenes materials. The preparation method comprises the following steps: grinding precursor Mn+1AXn-phase materials, sub-group metal salts and inorganic salts for 5-60min by adoptinga molten salt method, enabling the obtained mixture to react for 1-48h at 300-800 DEG C in inert atmosphere, and then, performing post-treatment to obtain the composite material of the sub-group metals compounded with the MXenes. The composite material disclosed by the invention has the advantages of adjustable and uniform components, low cost, environmental protection, high efficiency and the like, and has application prospects in the fields of electrode materials for electrochemical energy storage, wave absorption materials, electromagnetic shielding materials, catalysts and the like.

A computer audio system includes an audio codec and a tone controller. The audio codec is operably coupled to receive audio information, which includes tone control settings, PCM digital audio inputs and PCM digital audio outputs. In addition, the audio codec may receive audio information as analog input signals via a line-in, a CD input, or an auxiliary input. Based on the audio information, the audio codec provides a first stereo output, a second stereo output and a monotone audio output. The tone controller is operably coupled to the audio codec and includes a low pass filter, a high pass filter, a band pass filter, and a summing module. The low pass filter is operably coupled to filter the monotone audio output and isolates bass components of the audio signal being processed. By further coupling a volume control module to the low pass filter, the bass component of the audio signal being processed may be varied. The high pass filter is operably coupled to filter the first stereo audio signal to pass treble components of the audio signal being processed. Similarly, a volume control module may be coupled to the high pass filter to provide tone control for the treble components of the audio signal being processed. The band pass filter is operably coupled to filter the second stereo audio output, which passes midband components of the audio signal being processed. Similarly, a volume control module may be coupled to the band pass filter such that midband components of the audio signal being processed may be adjusted. The summing module sums the bass component, treble component and midband component of the audio signal being processed to produce a tone controlled audio output.

A method for hydraulically fracturing a subterranean formation comprises introducing into the formation a cross-linking composition which comprises (a) an aqueous liquid, (b) a pH buffer, (c) a cross-linkable organic polymer, (d) a cross-linking agent which comprises an organic titanate, an organic zirconate, or combinations thereof, and (e) a delay agent which is a hydroxyalkylaminocarboxylic acid. The method can be used over a wide range of pH conditions.

The invention discloses a preparation method of an Ag0.35V2O5/TiO2 nano-composite photocatalyst. The preparation method is characterized by comprising the following steps: (1) mixing and uniformly stirring 14 to 17 mass percent of tetrabutyl titanate, 5 to 7 mass percent of polyvinylpyrrolidone with the average molecular weight of 1300000, 20 to 25 mass percent of absolute ethyl alcohol, 10 to 15 mass percent of dimethylacetamide and 38 to 46 mass percent of glacial acetic acid to obtain polyvinylpyrrolidone/titanate solution which is marked as a solution A; (2) mixing and uniformly stirring 3 to 6 mass percent of bisacetylacetonate vanadium oxide, 0.5 to 1 mass percent of silver nitrate, 12 to 16 mass percent of polyvinylpyrrolidone with the average molecular weight of 1300000 and 79 to 84 mass percent of dimethylacetamide to obtain a solution B; (3) mixing and uniformly stirring the solution A and the solution B to obtain a mixed solution of polyvinylpyrrolidone/titanate/ bisacetylacetonate vanadium oxide/silver nitrate; (4) spinning the mixed solution to obtain nano-fiber primary material by an electrospinning method, and then annealing the nano-fiber primary material in an air atmosphere to obtain the Ag0.35V2O5/TiO2 nano-composite photocatalyst.

The invention discloses a metal-plant polyphenol complex crystal material and a preparation method and belongs to the technical field of advanced materials. The preparation method comprises the step of adopting metal ions for crosslinking plant polyphenol, thereby forming a metal-polyphenol complex crystal, wherein morphology (such as shuttle shape and sea urchin shape) of the metal-polyphenol complex crystal is regulated by regulating volume of ammonium hydroxide, and the components of the metal-polyphenol complex crystal are controlled by adding different metal precursors. The plant polyphenol adopted by the method has the characteristics of low cost, non-toxicity, easiness in acquiring raw materials, and the like; the plant polyphenol is a reproducible precursor; the synthesis step of the metal-polyphenol complex crystal is simple; the preparation method is high in universality and is easy for large-scale preparation.

In order to control an adjusting device of a motor vehicle, in particular a window lift, having a motor-driven adjusting part, the speed of the drive is controlled to a desired speed value during normal operation at least in a sub-range of an adjustment travel and the driving force is controlled to a desired force value in the event of difficult motion for a first time period. After the first time period has ended, the adjusting part is reversed or the drive is at least stopped in the event of pinching. If the difficult motion is not an event of pinching, the speed of the drive is controlled anew to the desired speed value, wherein the driving force is first reduced to a first force and is increased to the desired force value within a second time period and/or a value realized during normal operation is used as a desired force value for the driving force.

A feeding control mechanism of packaging machine includes a chassis, a feeding guide, a forwarding device, a conveyor belt, and a feeding controller. The feeding guide is arranged at a front side of the chassis to forward a product into the chassis. The forwarding device includes a feeding channel defined by left and right pulleys for clamping and moving a product onto a conveyor belt. The feeding controller is arranged above the conveyor belt. The product tray carried by the conveyor belt are used to trigger first and second sensor of the chassis to activate the feeding controller for opening/closing stop pegs so as to control each product to be correctly positioned on each product tray of the conveyor belt.

The invention discloses a preparation method and application of a two-dimensional multi-element metallic nano material. The preparation method comprises the steps that palladium acetylacetonate, bisplatinum, selectable soluble metal salt, a structure regulating agent, polyvinylpyrrolidone and N-N dimethyl formamide are mixed and stirred for 30-120 minutes at room temperature, then molybdenum hexacarbonyl is added to react with the mixture for 1-3 hours at the temperature of 60-80 DEG C, the temperature is increased to be 120-150 DEG C, reaction is conducted for 1-24 hours, the product is naturally cooled to be at room temperature, and then sufficiently washed with the mixture of ethyl alcohol and acetone, and the two-dimensional multi-element metallic nano material is obtained. The two-dimensional multi-element metallic nano material is synthesized through a one-step method, and the two-dimensional ultrathin multi-metal nano electrocatalyst with the size being controllable and the morphology being regular is prepared by regulating reaction kinetics to control different metal nucleation and growth speed and sequence.

The invention discloses a preparation method of a flexible nano porous nickel/nickel oxide composite electrode plate. The method comprises the following steps: (1) preparing a Ni-Ti precursor amorphous alloy ribbon, selecting high-purity Ni and Ti metals according to the atomic percentage ratio of Ni to Ti being (35+x):(65-x), wherein x is 0 to 10, carrying out melting by an arc-melting furnace to prepare a Ni-Ti alloy ingot, removing a surface scale cinder of the Ni-Ti alloy ingot, and preparing the Ni-Ti amorphous alloy ribbon by vacuum melt-spinning equipment, so as to prepare the Ni-Ti amorphous alloy ribbon with the thickness of 25-30 microns; and (2) carrying out a free dealloying treatment on the Ni-Ti amorphous alloy ribbon obtained in the previous step in an acid etching solution at a room temperature for 40-100 minutes, and washing the obtained nano porous ribbon with deionized water, so as to obtain the nano porous nickel/nickel oxide composite electrode plate. The composite electrode material prepared by the method shows excellent flexibility and simultaneously has good electrochemical properties.

The present invention relates to the preparation process of a kind of hollow metal oxide microcapsule. After mesoporous silica microball as template is alkyl group modified, nano metal oxide is filled into the microball hole canal and one layer of polyelectrolyte is adsorbed to the surface, and silica is finally leached out through treatment in alkali solution condition to prepare the hollow metal oxide microcapsule. Said process is simple, has adjustable shell material component and is suitable for the preparation of functional microcapsule. The microcapsule product has fine appearance and excellent performance, and may find its wide application in different fields, such as medicine preparation, catalyzing, electrochemistry, etc.

The invention provides a Y-Sb-Te phase-change material, a phase-change memory unit and a preparation method thereof. The Y-Sb-Te phase-change material is a compound comprising three elements includingyttrium, antimony and tellurium. The chemical formula of the Y-Sb-Te phase-change material is Y100-x-ySbxTey, wherein 0<100-x-y<50, and 0.1<=x/y<=4. According to the invention, the Y-Sb-Te-series phase-change material is faster in crystallization speed and higher in deposition-state stability. Under the action of electric pulses, the reversible phase-change of the material can be realized. Beforeand after the phase-change process, the material is different in resistance and the resistance difference of the material is large, wherein 0 and 1 can be distinguished. Therefore, the material is anideal phase-change material and can be used for preparing the phase-change memory unit. The Y-Sb-Te-series phase-change material can be prepared by a plurality of methods, wherein the magnetron sputtering method is flexible to apply and can conveniently prepare a Y100-x-ySbxTey composite thin film adjustable in component and high in quality.

The invention provides a structure of a membrane electrode for SPE water electrolysis and preparation and application thereof. At first, gold foil serves as a raw material, a dealloying method is adopted for obtaining a nanometer porous gold thin film, the nanometer porous gold thin film serves as a supporting layer to carry a catalyst to prepare a catalyzing layer, then the catalyzing layer is transferred to an ion exchange membrane, and the membrane electrode is prepared. The constructed membrane electrode has the beneficial effects of being low in catalyst carrying amount, high in catalyst utilization rate, easy to enlarge and the like.