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

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.

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.

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.

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.

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.

The invention relates to a natural shampoo formula and its preparation process; the formula comprises 2-8% tea saponin, 2-5% camellia oil, 1-3% grape seed extract and 0.4-cyclodextrin 0.5%, Sapinberry Extract 30‑40%, Flaxseed Gum 1‑10%, Wheat Gluten Powder 1‑5%, Vitamin E 0.5‑2%, Rose Essential Oil 0.5‑4%, Aloe Vera Gel Juice 10‑15% %, deionized water 20-25%; its preparation process is: (1) prepare cold water insoluble β-cyclodextrin-grape seed extract-camellia oil inclusion; Aloe vera gel juice, tea saponin, vitamin miscibility, add cold water insoluble β-cyclodextrin-grape seed extract-camellia oil inclusion; (3) add linseed gum, rose essential oil, wheat gluten powder, vacuum filling. The invention has excellent shampooing and hair care effects, less irritation to skin, non-toxic and harmless, no waste liquid and gas discharge, mild performance and easy biodegradation, and no drug resistance will be produced after long-term use, which is beneficial to human health and environmental protection.

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.

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).

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.

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.

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.