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33results about How to "Strong wetting power" patented technology

Water-soluble soldering flux dedicated for lead-free solder

The water soluble soldering flux specially for lead-free soldering material consists of boric acid and organic acid activator 5.0-10.0 wt%, non-ionic surfactant or cationic surfactant 0.1-1.0 wt%, co-solvent 8.0-20.0 wt%, filming agent 0.1-1.0 wt%, corrosion retardant 0.1-0.5 wt%, except deionized water. The compounding process includes the following steps: mixing co-solvent and partial deionized water, adding filming agent under stirring, adding the rest deionized water, activator and surfactant after dissolving, adding corrosion retardant while stirring to dissolve, stilling, and filtering to obtain the filtrate as the soldering flux. The water soluble soldering flux has excellent soldering assisting performance on lead-free soldering material, environment friendship and other advantages.
Owner:BEIJING UNIV OF TECH

Water-soluble aluminum and aluminum alloy soft soldering brazing flux as well as preparation method thereof

The invention relates to a water-soluble aluminum, an aluminum alloy soldering agent and a preparation method thereof. The soldering agent mainly comprises 10-24 percent of stripper, 5-16 percent of covering agent, 40-64 percent of amine surfactant, 1-6 percent of film forming agent, 1-4 percent of inhibiter and balance diluting agent by weight. The soldering agent has high activity so as to obviously reduce the surface tension of such relative soldering materials as soldering aluminum and aluminum alloy and improve the wettability thereof, and has moderate viscosity to be well adapted in the prior art and especially to soldering of aluminum enamelled wire and soldering of radiators and condenser pipes made of aluminum and aluminum alloy.
Owner:YIK SHING TAT INDUSTRIALCO LTD +2

APG (alkyl polyglucoside) plant environmentally-friendly shampoo

The invention discloses an APG (alkyl polyglucoside) plant environmentally-friendly shampoo which comprises APG (alkyl polyglucoside), coconut oil 6501, water-soluble wool grease, cocamidopropylamine oxide, emulsified silicon oil softener, EDTA (ethyle, diamine tetraacetic acid), citric acid, sodium alginate, Germall, plant additive and water. The APG plant environmentally-friendly shampoo has the effects of effectively resisting hair dropping, blacking hair, shinning hair, nourishing hair, sterilizing, removing dandruff and relieving itching, has small skin irritation, and does not produce drug resistance after being used for long term.
Owner:董家华 +1

Water-soluble flux for lead-free solder

The invention discloses a water-soluble flux for a lead-free solder. The water-soluble flux comprises the following components in percentage by weight: 2 to 5 percent of organic acid activating agent, 0.5 to 1 percent of surfactant, 0.2 to 1 percent of film forming agent, 10 to 15 percent of cosolvent, 0.1 to 0.5 percent of antifoaming agent, 0.05 to 0.35 percent of stabilizing agent, 0.1 to 0.5 percent of corrosion inhibitor and the balance of deionized water. The water-soluble flux special for the lead-free solder can be effectively matched with the lead-free solder and is particularly suitable for a lead-free solder which is used for a low-cost high-performance microelectronic package and consists of the following components in percentage by weight: 0.5 to 1 percent of Ag, 0.3 to 0.7 percent of Cu, 1 to 3 percent of Bi, 0.0002 to 0.0005 percent of P, 0.01 to 1 percent of Ce, 0.01 to 0.15 percent of Ni and the balance of Sn. The flux has high wetting capacity on the lead-free solder, can enhance the solderability of the lead-free solder, can meet the requirement of soldering temperatures of the lead-free solder, has a low corrosion effect on lead-free solder alloy and a small number of residues after soldering, and can be cleanly washed by water; and a dried circuit board has higher insulation resistance.
Owner:NINGBO ZHUOCHENG SOLDER TECH

Biological environment-friendly hair-darkening and hairloss-preventing shampoo and preparation method thereof

The invention discloses biological environment-friendly hair-darkening and hairloss-preventing shampoo and a preparation method thereof. The shampoo contains alkyl polyglucoside (APG), coconut oil, water soluble wool oil, cocoamido propyl betaine, tea seed oil, ethylenediaminetetraacetic acid (EDTA) disodium, citric acid, sodium alginate, genma and plant hair-darkening and hairloss-preventing essence. The shampoo can effectively prevent hair loss, darken and brighten hair, remove dandruff and relieve itching, is less irritant to skin and can be used for a long time without causing medicine resistance.
Owner:广州迪普威生物科技有限公司

Non-halogen cleaning-free soldering flux

The invention provides a non-halogen cleaning-free soldering flux, which comprises the following compositions in percentage by weight: 0.5 to 5 percent of stannous oxalate, 0.5 to 20 percent of organic acid activator, 0.1 to 1 percent of surfactant, 0 to 3 percent of cosolvent, and the balance of solvent. Because of adopting the stannous oxalate as an activator, and having synergistic action with the organic acid activator and no halogen, the soldering flux has the advantages of no irritant odour, less smoke, no environmental pollution, strong wetting power and excellent weldability. When the soldering flux is used for welding, a printed package board has less solid residue, clean layout and low ionic contamination, and needs no cleaning after the welding; and the printed package board has high insulation resistance after the welding, which can meet the cleaning-free requirement of the printing package board.
Owner:宁波喜汉锡焊料有限公司

Water-coating-sand colorful paint and preparation method thereof

The invention relates to a water-coating-sand colorful paint and a preparation method thereof. The paint includes, by weight, 15-20 parts of a resin compound emulsion, 30-45 parts of compound powder, 3-5 parts of an additive, 30-50 parts of color sands, and 20-30 parts of water, wherein the resin compound emulsion is prepared by mixing acrylic pure acrylic emulsion and silicone acrylic emulsion. The additive includes, by weight, 0.3-0.5 parts of dodecanoate, 0.8-1.2 parts of propylene glycol, 0.2-0.4 parts of a wetting agent X-405, 0.2-0.4 parts AMP-95 neutralizing amine, 0.5-0.8 parts of an ammonium salt dispersant, 0.2-0.4 parts of a defoamer, 0.7-1 part of a DR-72 alkali swelling thickener, 1-1.2 parts of aluminum-magnesium silicate, 0.3-0.5 parts of cellulose, and 0.5-1 part of a liquid stabilizer. Compared with the prior art, the paint has good water resistance, extensibility and stain resistance, is low in preparation cost, is good in storage stability, is easy to construct and saves labor hour.
Owner:BNSA NEW MATERIAL SHANGHAI CO LTD

Non-marking glass cleaning wet tissue and preparation method for same

The invention belongs to the technical field of cleaning wet tissues, and particularly relates to a non-marking glass cleaning wet tissue and a preparation method for the same. The glass cleaning wet tissue comprises a non-woven fabric and mixed liquor, wherein the mixed liquor comprises the following components: a low-salt surfactant, a solvent, a pH regulator, a bactericide, a preservative and fragrance. The preparation method comprises the following steps of adding water-soluble citric acid and sodium citrate in an amount which is 30 percent based on the total mass, regulating the pH value to 5.0 to 5.5, then adding the low-salt surfactant, the fragrance, the solvent, the bactericide, the preservative and water to form the mixed liquor, uniformly impregnating the non-woven fabric substrate into the mixed liquor, and packaging the impregnated non-woven fabric substrate to obtain the glass cleaning wet tissue. According to the glass cleaning wet tissue, the low-salt surfactant is adopted, so that the glass cleaning wet tissue has the advantages of high wetting power, cleanliness and no stains, and white strips and white spots on cleaned and disinfected glass are eliminated; moreover, a mixed liquor system is low in alcohol content and less in skin irritation, so that the glass cleaning wet tissue is favorably popularized and used.
Owner:壹田(广州)生活健康用品有限公司

Optical glass cleaning agent and preparation method thereof

The invention discloses an optical glass cleaning agent and a preparation method thereof. The optical glass cleaning agent is composed of the following components in percentage by mass: 14 to 30 percent of propylene glycol, 1 to 5 percent of coconut diethanol amide, 0.8 to 1.5 percent of sodium carboxymethyl cellulose, 15 to 22 percent of sodium gluconate, 3 to 10 percent of alkyl glucoside, 12 to18 percent of an inorganic alkaline substance and the balance of water. The optical glass cleaning agent disclosed by the invention has the advantages of strong wetting power, strong dirt removing power and good washing effect, can be used for dirt including oil dirt, wax, carbon black and the like stuck on the surface of glass and also has extremely strong removing power on cerium oxide and ethylene oxide; the optical glass cleaning agent has small corrosiveness on the surface of the glass and is easy to rinse when optical glass is cleaned; the dirt also can be effectively prevented from being deposited again through a chelating effect between the sodium carboxymethyl cellulose and the sodium gluconate; and raw materials are environmentally friendly, have no irritation and are easily biodegraded. The quality of the washed product completely meets the requirements of customers and the optical glass cleaning agent is suitable for being popularized and applied.
Owner:苏州市神顺新晨生物科技有限公司

Heat-insulating true stone paint and preparation method thereof

The invention relates to a heat-insulating true stone paint and a preparation method thereof. The heat-insulating true stone paint comprises, by weight, 15 to 20 parts of pure acrylic emulsion, 70 to75 parts of composite sintered color sand, 3 to 5 parts of auxiliary agents and 8 to 10 parts of water, wherein the auxiliary agents are composed of, by weight, 0.4 to 0.6 part of dodecenoic acid, 0.8 to 1.2 parts of propylene glycol, 0.1 to 0.3 part of neutralizing amine AMP-95, 0.1 to 0.2 part of an antifoaming agent, 0.2 to 0.4 part of cellulose and 0.2 to 0.4 part of an alkali swelling type thickening agent DR-72. The preparation method comprises the following steps: adding water into a stirring tank, then adding dodecenoic acid, propylene glycol, neutralizing amine AMP-95 and cellulose, and carrying out uniform mixing under stirring; then adding the composite sintered color sand and carrying out mixing; then successively adding the pure acrylic emulsion and the antifoaming agent and carrying out mixing under stirring; and then adding the alkali swelling type thickening agent DR-72 and carrying out adjusting to desired viscosity. Compared with the prior art, the invention has the advantages that the preparation method is simple in process, good in controllability and suitable for large-scale industrial production; and the prepared heat-insulating true stone paint has good heat insulation effect and is stable in system, simple in construction conditions, economic and practical.
Owner:BNSA NEW MATERIAL SHANGHAI CO LTD

Chimney soot detergent

The invention provides a soot cleaning agent, which is prepared by mixing a surfactant, mineral acid, a solvent and distilled water. The surfactant is secondary alkanol polyethenoxy ether and nonyl phenol polyethenoxy ether. The mineral acid is prepared with nitric acid with the concentration of 70 percent, vitriol with the concentration of 98 percent, and phosphoric acid with the concentration of 85 percent. The solvent is ethylene glycol monobutyl ether or ethylene glycol monomethyl ether. The soot cleaning agent provided by the invention is used exclusively in cleaning the soot inside tobacco manufacturing equipment and delivery conduits, and can completely clean the soot of production equipment pipes quickly at low cost.
Owner:ZHEJIANG UNIV

Scaling powder and preparation method thereof

The invention discloses scaling powder and a preparation method thereof, and belongs to the technical field of welding. The scaling powder comprises the raw materials of stannous oxalate, organic acidtype activating agents, surface active agents, cosolvent, solvents, hydroxyethyl celluloses, lactic acid and sodium polyphosphate. The preparation method of the scaling powder comprises the steps ofmixing, dissolving and the like. The hydroxyethyl celluloses, the sodium polyphosphate and the lactic acid are adopted as reinforcing systems, so that the weldability and the corrosion resistance of the scaling powder are improved.
Owner:众潮电科(深圳)有限公司

Non-halogen cleaning-free soldering flux

The invention provides a non-halogen cleaning-free soldering flux, which comprises the following compositions in percentage by weight: 0.5 to 5 percent of stannous oxalate, 0.5 to 20 percent of organic acid activator, 0.1 to 1 percent of surfactant, 0 to 3 percent of cosolvent, and the balance of solvent. Because of adopting the stannous oxalate as an activator, and having synergistic action withthe organic acid activator and no halogen, the soldering flux has the advantages of no irritant odour, less smoke, no environmental pollution, strong wetting power and excellent weldability. When thesoldering flux is used for welding, a printed package board has less solid residue, clean layout and low ionic contamination, and needs no cleaning after the welding; and the printed package board has high insulation resistance after the welding, which can meet the cleaning-free requirement of the printing package board.
Owner:宁波喜汉锡焊料有限公司

Ultrahigh pressure spray cleaning agent and preparation method and application thereof

The invention provides an ultrahigh pressure spray cleaning agent and a preparation method and application thereof. The ultrahigh pressure spray cleaning agent comprises 100% branched fatty alcohol-polyoxyethylene ether, non-sealing end ethyleneoxide-propyleneoxide segmented copolymer and benzyl quaternary ammonium salt. A 100% branched fatty alcohol-polyoxyethylene ether non-ionic surface active agent, the non-sealing end ethyleneoxide-propyleneoxide segmented copolymer and a benzyl quaternary ammonium salt cationic surface active agent of the ultrahigh pressure spray cleaning agent have a synergistic effect, and thus the ultrahigh pressure spray cleaning agent has ultrahigh wetting cleaning capacity and can still maintain low foam after being polluted by emulgator cutting fluid; and besides, the alkalinity of the ultrahigh pressure spray cleaning agent is low, corrosion of a strong-alkali cleaning agent to aluminum, cooper and rubber parts of cleaning equipment is greatly reduced, and the ultrahigh pressure spray cleaning agent can be widely applied to the field of spray cleaning.
Owner:QUAKER CHEM CHINA

Preparation method of waterless car washing solution

The invention discloses a preparation method of a waterless car washing solution. The preparation method is characterized by comprising the following process steps: 1) adding 0.5-3 parts of alkali solution into 100 parts of water to prepare an alkali solution; 2) adding 0.1-5 parts of hydroxyl cellulose into the alkali solution to prepare a hydroxyl cellulose solution; 3) adding 0.1-10 parts of active silicon particles with the particle size of 2000-4000 meshes to the hydroxyl cellulose solution, stirring the solution at a constant speed; 4) adding 0.1-5 parts of anionic surfactant and 0.1-20 parts of carnauba wax emulsion into the solution obtained in the step 3), fully stirring the mixture solution, and adding an acid solution into the mixture solution to adjust the PH value to 7, and obtaining the waterless car washing solution. The waterless car washing solution produced by the preparation method can thoroughly remove oil dirt, stains, silt and surface oxides on the parts such as vehicle bodies and gaps, the active silicon particles, the anionic surfactant and the carnauba wax emulsion are contained in the waterless car washing solution, so that the car is washed and simultaneously the car finish is cared, the car washing, the car waxing and the car polishing are completed at one time, scratches are avoided, and the car body paint surface is bright as new after the car is washed.
Owner:嘉兴国弘物业管理有限公司

Art Yajingshi paint and manufacturing method thereof

The invention discloses an art Yajingshi paint and a manufacturing method thereof. The Yajingshi paint not only has strong scrub resistance, strong flexibility, smooth construction process, lubricatedtouch, strong adhesion and very good construction effect, and also has the advantages of odorless, non-toxic, environmentally friendly and water-soluble performance. The density of the paint film ofa wall after construction is high, the paint film can effectively cover the cracks on the wall and make the whole wall have no traces of cracks, and the paint can prevent cracks, bubbling and spallingon the wall within 5 years, which solves the problem of poor hiding power, poor adhesion, poor water washability, poor gas permeability, poor moisture absorption, unsmooth phenomenon frequently generated during construction process, and problems such as easy cracking, easy condensation, easy bubbling, and easy peeling on the wall after construction.
Owner:罗浮塔涂料科技有限公司

Anhydrous automobile detergent

The invention discloses an anhydrous automobile detergent, which comprises the following ingredients (by weight): 0.1-10% of activated silica microparticles of 2,000-4,000 meshes, 0.1-20% of a palm wax emulsion, 0.1-5% of an anionic surfactant, 0.1-5% of hydroxypropyl-cellulose and 100% of a solution. The anhydrous automobile detergent provided by the invention can thoroughly remove oily dirt, spot, silt and surface oxide on parts such as car body and slit, etc. The detergent contains activated silica microparticles, the anionic surfactant and the palm wax emulsion. During each time of car washing, automobile finish surface care is carried out. Washing, waxing and glazing are finished at a time without scratches. After car washing, automobile finish surface is bright.
Owner:嘉兴国弘物业管理有限公司

Welding flux agent of solder with no lead and free from cleaning

A non-lead solder flux without cleaning contains organic acid as activating agent, improved resin, surfactant, high-boiling-point solvent, wetting agent and isopropanol or deionized water instead of VOC solvent.
Owner:深圳市唯特偶新材料股份有限公司

Biological environment-friendly hair-darkening and hairloss-preventing shampoo and preparation method thereof

The invention discloses biological environment-friendly hair-darkening and hairloss-preventing shampoo and a preparation method thereof. The shampoo contains alkyl polyglucoside (APG), coconut oil, water soluble wool oil, cocoamido propyl betaine, tea seed oil, ethylenediaminetetraacetic acid (EDTA) disodium, citric acid, sodium alginate, genma and plant hair-darkening and hairloss-preventing essence. The shampoo can effectively prevent hair loss, darken and brighten hair, remove dandruff and relieve itching, is less irritant to skin and can be used for a long time without causing medicine resistance.
Owner:广州迪普威生物科技有限公司

A glass cleaning wet tissue without leaving marks and preparation method thereof

The invention belongs to the technical field of cleaning wet tissues, and particularly relates to a non-marking glass cleaning wet tissue and a preparation method for the same. The glass cleaning wet tissue comprises a non-woven fabric and mixed liquor, wherein the mixed liquor comprises the following components: a low-salt surfactant, a solvent, a pH regulator, a bactericide, a preservative and fragrance. The preparation method comprises the following steps of adding water-soluble citric acid and sodium citrate in an amount which is 30 percent based on the total mass, regulating the pH value to 5.0 to 5.5, then adding the low-salt surfactant, the fragrance, the solvent, the bactericide, the preservative and water to form the mixed liquor, uniformly impregnating the non-woven fabric substrate into the mixed liquor, and packaging the impregnated non-woven fabric substrate to obtain the glass cleaning wet tissue. According to the glass cleaning wet tissue, the low-salt surfactant is adopted, so that the glass cleaning wet tissue has the advantages of high wetting power, cleanliness and no stains, and white strips and white spots on cleaned and disinfected glass are eliminated; moreover, a mixed liquor system is low in alcohol content and less in skin irritation, so that the glass cleaning wet tissue is favorably popularized and used.
Owner:壹田(广州)生活健康用品有限公司

A kind of water-soluble brazing flux for low-temperature soldering aluminum alloy and preparation method thereof

The invention discloses a water solubility soldering flux used for low-temperature aluminum alloy soldering and a preparing method, and belongs to the technical field of aluminum alloy soldering. Theproblems that brazing filler metal in the existing aluminum soldering process is poor in wettability, welding difficulty is increased, soldering quality is affected, and welding application temperature is high are solved. The flux comprises, by mass percent, 10 to 20% of ammonium borofluoride, 10 to 20% of nano-zinc oxide, 10 to 20% of nanometer oxide tin, 2 to 8% of cesium chloride, 30 to 40% oftriethanolamine and the balance absolute ethyl alcohol. The selected nanometer material is high in activity, and wetting power, during aluminum brazing, the good film removal effect is achieved, and bright and saturated welding points are obtained. The water solubility soldering flux has the high adaptation to the existing process, most importantly, the soldering flux is water solubility solderingflux capable of being applied at the temperature ranging from 180 DEG C to 210 DEG C, and the method is high in flexibility and ideal in engineering meaning.
Owner:TAIYUAN UNIV OF TECH

Lead-free solder environmental-protection scaling powder used for soldering capacitor with film adhered on surface

The invention discloses a lead-free solder environmental-protection scaling powder used for soldering a capacitor with a film adhered on a surface, which contains 4-17 percent of rosin and derivates thereof, 3-9 percent of organic acid activating agent, 1.5-3.5 percent of diethylamine hydrochloride and / or cyclohexylamine hydrochloride, 0.3-0.7 percent of surface active agent and 70-90 percent of dissolvant. Firstly, the rosin and the derivate thereof, the organic acid activating agent and the diethylamine hydrochloride and / or the cyclohexylamine hydrochloride are added to the dissolvant to bestirred evenly; then the surface active agent is added to be continuously stirred evenly; and finally, the solution is filtered by gauze so as to remove solid impurities, and finally, light yellow clear and transparent liquid is obtained. The solder has the advantages of strong wetting power and superior solderability and can improve the soldering performance of the lead-free solder; the solderedsoldering tin has even spreading, bright and smooth surface, high surface insulation resistance and superior electrical property and meets the environmental protection requirements.
Owner:XIAMEN FARATRONIC

Cleaning-free soldering flux without halogen and rosin for solder without lead

A flux without halogen, rosin and washing for Pb-free solder contains activating agent (8.0-15.0 Wt %), cosolvent (28-40), filming agent (0.1-1.0), corrosion retardant (0.1-0.5) and the solvent and deionized water (rest).
Owner:BEIJING UNIV OF TECH

Biological environment-friendly dandruff-removing and itch-relieving liquid shampoo and preparation method thereof

The invention discloses a biological environment-friendly dandruff-removing and itch-relieving liquid shampoo and a preparation method thereof. The biological environment-friendly dandruff-removing and itch-relieving liquid shampoo comprises the following components in part by weight: 36-48 parts of alkyl polyglucoside (APG), 1.5-3 parts of water-soluble wool grease, 6-8 parts of cocamidopropylamine oxide, 0.1-0.5 part of ethylene diamine tetraacetic acid (EDTA) disodium, 0.8-1.8 part(s) of sodium carboxymethylcellulose (CMC), 1-1.5 part(s) of antiseptic agent, 15-20 parts of vegetal dandruff-removing and itch-relieving additive and a proper amount of citric acid, wherein the pH value of the citric acid is regulated to be 5-6. The biological environment-friendly dandruff-removing and itch-relieving liquid shampoo provided by the invention has obvious sterilization, dandruff-removing and itch-relieving effects, has small irritation to the skin, and cannot generate resistance to drugs in a long-term use process, and the carding performance, the glossiness, the flexibility and the like of hair are all obviously improved after the hair is washed by the biological environment-friendly dandruff-removing and itch-relieving liquid shampoo.
Owner:广州迪普威生物科技有限公司

Hypoeutectic no-lead SnZn alloy brazing alloy

The present invention relates to one kind of hypoeutectic no-lead SnZn brazing alloy. The hypoeutectic no-lead SnZn brazing alloy contains Zn in 6.3-6.6 wt% and P in 0.0-0.6 wt% except Sn. Experiments show that Sn-6.3Zn, Sn-6.5Zn and Sn-6.6Zn alloys have copper wetting power higher than that of Sn-9Zn, Sn-6Zn and Sn-7Zn alloys, are superior to Sn-9Zn alloy in copper wetting power, antioxidant performance, structure and weld interface structure and creep strength, and have practical smelting point the same as that of Sn-9Zn alloy. Therefore, the Sn-6.5Zn alloy has simplified technological process and is practical.
Owner:NANCHANG UNIV
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