287results about How to "No stickiness" patented technology

This invention provides a sterol-modified silicone compound which is low melting, hydrophilic and very suitable for emulsifying, represented by the general formula R¹_aR²_bSiO_{(4−a−b)/2}, and having a melting point of 40° C. or less, and provides a cosmetic material containing this silicone compound having excellent stability and moisture retention properties

R¹ in the general formula is a monofunctional alkyl group, aryl group, aralkyl group or fluorine-substituted alkyl group having 1–10 identical or different carbon atoms, which does not contain an aliphatic unsaturated bond, and R² is an organic group represented by the general formula —(C_pH_2pO(C_qH_2qO)_r—X, where X is a monofunctional residue excepting the hydroxyl group of sterol, a and b are integers satisfying the relations 1.0≦a≦2.5, 0.001≦b≦1.0, and 1.5≦a+b≦2.6, respectively, p is an integer in the range 2–6, q is an integer in the range 2–4, and r is an integer in the range 3–200.

The invention discloses a photovoltaic backplane adhesive which comprises a component A and a component B, wherein the component A contains hydrolysis resistant polyester polyol, and component B comprises an isocyanate curing agent; and the molar ratio of the isocyanate group in the isocyanate curing agent and the hydroxyl in the hydrolysis resistant polyester polyol is (0.9-1.3):1. The photovoltaic backplane adhesive adopts the hydrolysis resistant polyester polyol and the isocyanate curing agent, and the molar ratio of the isocyanate group and the hydroxyl in the hydrolysis resistant polyester polyol is (0.9-1.3):1, so that the hydrolysis resistance, the adhesive property and the weather fastness of the prepared photovoltaic backplane adhesive are improved. The photovoltaic backplane adhesive can be used for interlamination compounding of a film, and is especially suitable for the interlamination compounding of a photovoltaic backplane, thus being suitable for splicing and compounding the photovoltaic backplanes made of polyethylene terephthalate (PET), polyvinylidene fluoride (PDVF), tetrafluoroethylene-hexafluoropropylene-vinylidene fluoride (THV), polyvinyl fluoride (PVF), polyethylene (PE) and other films.

There is provided a dental composite restorative material that has an excellent opalescent effect, no paste stickiness, small polymerization shrinkage during curing and is suitable for the restoration of the incisal edge of a tooth. This dental composite restorative material comprises: (A) a polymerizable monomer, (B) a spherical silica-based particle [I] having an average particle diameter in the range of from 0.1 to 0.5 μm and a standard deviation of particle diameter distribution within 1.30, preferably a silica-titanium group oxide-composite oxide particle, (C) an organic-inorganic composite filler prepared by dispersing the above-described silica-based particle [I] in an organic resin matrix, and (D) a polymerization initiator.

The invention relates to crosslinked polyglutamic acid hydrogel and a preparation method thereof, wherein the crosslinked polyglutamic acid hydrogel is stable, uniform in dispersion and low in concentration. The preparation method comprises the following steps of firstly, adopting a high concentration crosslinking formula for preparing gamma-polyglutamic acid rubber blocks, then, adding a water-based solution for homogenizing and crushing the gamma-polyglutamic acid rubber blocks, and obtaining the crosslinked polyglutamic acid hydrogel which is stable, uniform in dispersion and low in concentration. The preparation method of the crosslinked polyglutamic acid hydrogel which is stable, uniform in dispersion and low in concentration is few in step, stable in product character and suitable for industrial production and application; by controlling the concentration of crosslinked polyglutamic acid in a product, series products with improved viscosity can be obtained, the products are prone to being hydrated so that the products can be uniformly applied to and dispersed on the skin surface, and no sticky or flaking phenomenon occurs to the skin surface.

The invention discloses amino acid shampoo. The amino acid shampoo is prepared from the following components in percentage by weight: 2%-30% of C14-16 sodium olefinsulfonate, 1%-10% of decyl glucoside, 0.1%-5% of cocoamide MEA, 1%-20% of sodium methyl cocoyl taurate, 1%-30% of a sodium lauroyl sarcosinate solution and 1%-30% of cocamidopropyl betaine. By means of a large number of creative experimental researches, raw material selection and the formula of the amino acid shampoo are optimized, the foaming agent components in the formula are matched and used in a certain proportion, so that theprepared shampoo has good cleaning and dirt removing capability, is mild and non-irritating, has a softening effect on hair, has moderate viscosity, rich, fine, stable and lasting foam, and is easy toclean.

An external preparation for skin comprising isononyl 2-ethylhexanoate and/or 2-ethylhexyl 2-ethylhexanoate (a component (a)); an oil-in-water type emulsion skin cosmetic comprising the component (a), (b) one or more members selected from higher fatty acids and higher alcohols which are in a solid or a semi solid form at normal temperature (25 DEG C), (c) a homopolymer, a copolymer or a crosspolymer containing as a constituent unit, one or more members selected from 2-acrylamido-2-methylpropanesulfonic acid, acrylic acid and derivatives thereof, or a mixture thereof, and (d) one or more members selected from nonionic surfactant having an HLB value of 9 or greater; and an oil-in-water type or a water-in-oil type emulsion sunscreen cosmetic comprising (a) isononyl 2-ethylhexanoate and/or 2-ethylhexyl 2-ethylhexanoate, (b) an ultraviolet light absorber, (c) an ultraviolet light scattering agent, and (d) a silicone oil.

The invention discloses a silicone master batch with long-lasting scratch resistance, and a preparation method thereof. The raw materials of the master batch contain modified silicone, the modified silicone is an active group-containing long side chain-grafted high molecular weight polysiloxane, and the raw materials also contain polypropylene, a reinforcing agent, an anti-aging agent and other assistants. The raw materials are internally mixed at 200-220 DEG C, and then are extruded and granulated under certain conditions by a twin-screw extruder to obtain the silicone master batch with long-lasting scratch resistance. The silicone master batch prepared by the invention contains the active group-containing long side chain-grafted high molecular weight polysiloxane, so the problems of unabiding scratch resistance and stress whitening of common silicone are well solved, the plastic processing performance is improved, and the device wearing is reduced. The preparation method of the invention has the advantages of simple process, environmental protection, safety, good repeatability, and easiness in industrialization. The silicone masterbatch prepared in the invention is mainly used for preparing a scratch-resistant automotive interior polypropylene composite material.

The invention discloses a method for preparing a negative permittivity material with graphene, carbon nanometer tubes and phenolic resin.The method includes the steps that graphene powder, carbon nanometer tube powder and phenolic resin powder are subjected to ball mill mixing, then a PVA solution is added, and the mixture is ground to be even; the powder is poured into a mold to be pressed into a sheet.A certain quantity of functional groups exist on the surface of the graphene in the composite material prepared with the method, and are not connected with each other and free of electric conduction, repulsive force exists between the functional groups, the functional groups are attached between sheet layers of the graphene and distributed on the surface of the graphene to form an interface layer used for limiting leakage conductive currents, and therefore dielectric losses are decreased.

The invention discloses a method for synthesizing reactive halogen-free flame-retardant unsaturated polyester resin. The method is characterized by taking dihydric alcohol, dibasic acid or dibasic acid anhydride, reactive phosphorus flame retardants such as 2- carboxyethyl (phenyl) phosphinic acid and phenyl hydroxymethyl phosphinic acid, and reactive silicon flame retardants such as dihydroxy diphenyl silane and dihydroxy dimethyl silane as basic materials, conducting esterification and polycondensation under the conditions of catalysts such as dibutyltin oxide and sodium acetate, and then adding diluent, thus preparing the halogen-free flame-retardant unsaturated polyester resin. The resin prepared by the method is especially applicable to the production of unsaturated polyester resin moulding compounds, glass fiber reinforced plastics and electrical plastic products, can meet the requirements of products on flame retarding and lightweight and has good properties.

The invention discloses special blend oil for frying. The special blend oil for frying contains 10-50% by weight of high oleic acid peanut oil and 10-50% by weight of rice oil. The blend oil for frying is prepared by compounding any two or more than two of sunflower seed oil, olive oil, soybean oil, corn oil, cottonseed oil, palm oil, rapeseed oil, safflower oil, linseed oil and sesame oil in different proportions. The blend oil for frying is rich in fragrance, bright in color, high in content of oleic acid, rich in oryzanol and vitamin E, reasonable in composition of fatty acids and free of stickiness. Through a high-temperature frying test, the blend oil is high in smoke point, low in content of trans-fatty acids and high in frying stability. The fried food is small in oil content, good in crispy property, excellent in taste and nutritional and healthy. The blend oil disclosed by the invention can be used for frying different food materials, is suitable for being used as special fat for frying food in family and catering industry, is long in expiration date, and is novel nutritional and healthy special blend oil for frying.

The invention relates to a grain deep-processing product, in particular to quinoa powder, and belongs to the technical field of grain processing.The quinoa powder is reasonable in nutrient composition, good in solubility, high in digestion and absorption rate and wide in applicable people.The preparation method of the quinoa powder comprises the steps of raw material selecting, cleaning, slurrying, enzymolysis, partial fermentation, blending and mixing and spray drying; the enzymolysis process adopts cellulase, alpha-amylase, beta-amylase and alpha-1,4-glucose hydrolase for composite enzymolysis, multiple modes of combining ultrasonic cleaning, microwave assisted ultrasonic extraction and hot water extraction are adopted, the raw material utilization ratio and nutrient content are effectively increased, and the quality is effectively improved; the food safety of the product is effectively guaranteed.The quinoa powder obtained through the method is good in instant solubility, the quinoa powder is a milk white emulsion which is uniform and stable in appearance after being dissolved, has the wheat fragrance peculiar to cereals and is smooth and refreshing in mouthfeel and free of sticky feeling, fragrance is left in lips and teeth after the quinoa powder is swallowed, sour regurgitation does not occur in oral cavities, the quality is good, and the quinoa powder is clean, sanitary, convenient to carry and wide in application.

A solid imaging device is provided that includes a replaceable cartridge containing a source of build material and an extendable and retractable flexible transfer membrane for layered transfer of build material from the cartridge to a surface of a construct in an image plane. Operators using the device can continue solid imaging with essentially no interruption simply by removing spent cartridges and replacing them with new ones. The device also includes the ability to withdraw and insert the imager without requiring a separate alignment step by the operator. Brushes attached to the transfer film and forming part of the cartridge are able to remove excess uncured build material intra-laminarly. If desired, the device can produce fully reacted constructs. A high intensity UV source cures the build between layers. Injection molded build pads are designed to hold the build in an inverted position for improved builds. The present invention also proposes tilting the structure elevator to reduce air entrapment and release the structure from the image plane.

The invention discloses a method for preparing industrial ultra-fine activated calcium carbonate from a carbide slag, and particularly relates to preparation of employing O/W-type microemulsion. The technology disclosed by the invention comprises the steps of extracting calcium in the carbide slag by saturated ammonium chloride solution, and separating undissolved impurities to filter and obtain calcium chloride solution; reacting fatty acid and alkyl alcohol with sodium hydroxide solution, and adding petroleum ether to form microemulsion; fining microemulsion particles by ultrasound, slowly dripping the obtained calcium chloride solution under an agitation condition, dripping carbonate or bicarbonate solution after dripping, thereby respectively obtaining an upper layer of oil phase, a middle layer of opaque oil phase containing calcium carbonate sediment, and a lower layer of water phase after reaction and delivery are finished; and centrifugally separating, washing and drying the middle layer to obtain industrial ultra-fine activated calcium carbonate, wherein the oil phase and the water phase can be recovered to apply mechanically. By adopting the method, the processing problem of the carbide slag can be well solved; the obtained oil phase and water phase can be recycled; the cost is saved; the prepared light calcium carbonate surface is coated with a layer of fatty acid; the dispersibility is good; the problem that the product is easily gathered is solved; and the method has economical, social and environment-friendly concepts.

The invention relates to a catalyst used for olefin polymerization and a preparation method thereof. The preparation method is as follows: in a reactor, under the protection of nitrogen, adding an organic solvent and a titanium compound, cooling to-30 to-10 DEG C, adding a carrier, maintaining at-30 to-10 DEG C, and stirring for 30-40min; slowly heating to 100 to 120 DEG C, in the heating process, adding an electron donor compound, reacting at 100-120 DEG C for 30-40min, filtering a liquid, again adding the titanium compound, heating to 110 to 130 DEG C, maintaining at 110 to 130 DEG C for 30-40min, filtering the liquid, washing an obtained solid, and drying under vacuum to obtain a target product. In a magnesium halide alcohol adduct formation process, a forming agent and a particle form control agent are added, the particle size distribution of the obtained carrier is more concentrated, the carrier is used for preparing the catalyst, activity and hydrogen sensitivity of the catalyst can be improved when the carrier is used for olefin polymerization especially for propylene polymerization, the bulk density of an obtained polymerization product is moderate, and the polymerization product is basically free of abnormity materials.

The invention discloses a single-ingredient oxime removal type low-modulus room-temperature vulcanization neutral silicone weather-resistant sealant, which is prepared from the following ingredients in parts by weight: 160 to 240 parts of basic polymers, 30 to 80 parts of light calcium carbonate, 100 to 160 parts of heavy calcium carbonate, 7 to 12 parts of thixotropic agents, 12 to 30 parts of simethicone, 8 to 15 parts of chain expansion agents, 13 to 19 parts of crosslinking agents, 2.5 to 5 parts of coupling agents and 0.2 to 0.4 part of catalysts. The prepared single-ingredient oxime removal type low-modulus room-temperature vulcanization neutral silicone weather-resistant sealant has the advantages of low stretch modulus, high elasticity, high elasticity recovery rate, excellent weather resistance and good bonding performance; after the treatment such as cold pulling-hot pressing and water soaking, the interface bonding damage and cohesive failure cannot occur; the promotion of the high-displacement jointing of the silicone sealant in the super high-rise building and the concrete expansion joint sealing of facilities such as roads, bridges and airfield runway can be facilitated.

The invention discloses a double-pipe heat transfer enhancement unit component and a penetrating hybrid cyclone efficient double-pipe heat exchanger. The double-pipe heat transfer enhancement unit component comprises an inner pipe, an outer pipe, an inner pipe twisting reinforcement part and an inter-pipe twisting reinforcement part, wherein an inner cavity allowing sludge to circulate therein isdefined in the inner pipe; the outer pipe sleeves the inner pipe; an outer cavity allowing sludge to circulate therein is defined between the outer pipe and the inner pipe; a first circulation openingis formed in the inner pipe twisting reinforcement part; and a second circulation opening is formed in the inter-pipe twisting reinforcement part. According to the double-pipe heat transfer enhancement unit component of the embodiment, two heat exchange fluids can conduct complicated flowing including spirally rotary flowing and porous penetrating hybrid flowing, so that the heat exchange fluidsare prevented from bias flowing, precipitation, cementation and blockage, mud-mud long-term stable and efficient heat exchange can be realized, the sludge conveying flow resistance and the pumping power dissipation are remarkably reduced, and accordingly, remarkable energy-saving economic benefits and environment-friendly social benefits can be achieved in sludge treatment.

The invention belongs to the field of artificial board manufacturing and particularly relates to a method for producing fiber/particle boards by fiber and particles. The method comprises the following technological steps: a, hot-grinding screened wood chips into fiber slurry, gluing the fiber slurry and glue-mixing through a glue tube in a slurry outlet, feeding the glued slurry into a drier for drying under the action of vapor pressure, and then, carrying out the surface layer laying at the front part and rear part of the laying part of a laying conveyor belt; b, conveying particles into a glue mixer to carry out the gluing and glue-mixing processes, then, conveying to a roller drier for drying, and conveying the dried particles to the middle part of the laying part of the laying conveyor belt to carry out the core layer laying; and c, pre-pressing the laid plate blank, conveying the laid plate to a hot press to carry out the one-step hot-press forming process, so as to obtain the fiber/particle boards. The fiber/particle boards produced by the method have the advantages of low cost, high strength, smooth surface, good bonding property and higher anti-ageing performance.

The invention discloses a stock solution and a preparation method thereof, and belongs to the technical field of skin care products. The stock solution comprises, by weight, 0.5-0.9 part of sodium hyaluronate, 5-8 parts of methylpropanediol, 0.8-2.5 parts of first moisturizing agent, 0.5-1.5 parts of second moisturizing agent, 0.3-1.0 part of third moisturizing agent, 0.01-0.1 part of fourth moisturizing agent, 0.05-0.3 part of first skin conditioning agent, 0.1-1.0 part of second skin conditioning agent, 0.1-1.0 part of third skin conditioning agent, 0.05-0.3 part of fourth skin conditioningagent, 0.1-0.2 part of capryloyl glycine, 0.2-0.3 part of aphanothece sacrum polysaccharide, 0.05-0.3 part of preservative and 100 parts of deionized water. The stock solution has the advantages of gentleness in moisturizing and moisture preserving, no stimulation to skin and capability of restoring damaged skin.

The invention relates to a water-in-oil foundation cream combination. A formula of raw materials of the water-in-oil foundation cream combination only contains a single emulsifier ingredient which only accounts for 0.3-5wt% of total mass of foundation cream. Preparation steps of composite emulsifier are reduced, and production cost and difficulty of products are lowered; the water-in-oil foundation cream combination has excellent stability under conditions of high temperature, freezing/thawing cycle and long-term storage, is bright in surface, has good rheological performance, spreadability and high compatibility with skin after applied, and can immediately break and provide obvious moisture-preserving, skin-nourishing and covering and decorating effect.