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

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 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 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.

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.

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.

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 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.

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.

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.

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.

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.