40results about How to "Good surfactant" patented technology

The invention provides a fatty acid polyoxyethylene succinic acid ester sulfonate, which is characterized by having a structure shown in the specification. Specifically, n is an integer of 2-15, R is alkyl with a carbon atom number of 7-19, and M is Na or K. Compared with the prior art, the micro-cutting fluid made from the fatty acid polyoxyethylene succinic acid ester sulfonate provided by the invention has good lubricity and biodegradability, a small amount of the micro-cutting fluid can meet the high-end demands of metal processing, the harm to the environment and workers is reduced, and the environmental pollution can be minimized.

The invention provides self-emulsified polyester. The self-emulsified polyester is characterized in that the structural formula of the self-emulsified polyester is shown in the specification, wherein R1 refers to an alkyl group with the carbon atom number in a range of 9-19, R2 refers to an alkyl group with the carbon atom number in a range of 2-10, n refers to an integer in a range of 2-5, and m refers to an integer not lower than 10. The self-emulsified polyester is good in lubricity and extreme pressure anti-wear property, can form a layer of compact physical protection film on a metal surface during metal machining, is a good surfactant, and can completely or partially replace added ingredients such as chloride, sulfide, phosphide and the like which are harmful for environmental protection in the technical field of lubrication.

The invention relates to a preparation method of a starch base environmental protection ecotype surface active agent. It uses enzyme to depredate the corn flour in water, then carries on copolymerization with crylic acid, butyl acrylate, and carbowax macrogol polyethylene glycol polyglycol single acrylic ester under the initiator action. Obtain starch base environmental protection ecotype surface active agent by adjusting pH value of sodium hydroxide solution. The invention carries on copolymerization with crylic acid, butyl acrylate and starch. Introduce lipophilic butyl ester, the water affinity carboxyl group and certain length polyglycol ether segment to obtain both lipophilic and water affinity structure. The starch base surface active agent obtained is mixed type surface active agent including anion and the non-ionic, which can be used in papermaking, textile printing, and leather processing and so on. The invention has particular preparation techniques. The starch base surface active agent obtained has good dispersion performance and emulsibility, which can be depredated pollution-freely and has environmental protection characteristic.

The invention provides a method for preparing fatty acid monoethanolamide succinate sulfonate, which is characterized in that: fatty acid monoethanolamine is generated by amidation reaction of fatty acid and monoethanolamine, and then reacted with butenedioic acid or butenedioic anhydride to form Fatty acid monoethanolamine succinate, and then react with bisulfite to form a salt of fatty acid monoethanolamine succinate sulfonate. Compared with the prior art, the trace cutting fluid produced by using the fatty acid monoethanolamide succinate sulfonate provided by the invention has good lubricity, extreme pressure anti-wear and biodegradability, and a very small amount of trace Cutting fluid can meet the high-end requirements of metal processing, reduce the harm to the environment and workers, and minimize the pollution to the environment.

The invention discloses an improved mycobacterium fluorescent dyeing solution. The dyeing solution consists of an oxidizing solution, a primary dyeing solution, a decolorizing solution and a secondarydyeing solution, wherein the oxidizing solution adopts a H2O2 solution or H5IO6 solution, and the primary dyeing solution adopts a coumarin solution. The improved mycobacterium fluorescent dyeing solution provided by the invention is dyed after being oxidized by the oxidizing solution, and has the advantages of long storage time, bright color of a dyed sheet, high contrast and no toxicity or harm.

The invention relates to the field of roxburgh rose planting, in particular to a method for cultivating high quality roxburgh rose. The method includes the following steps: (1) digging planting pits;(2) processing roxburgh rose seedlings; (3) shaping. Rhamnolipid and humic acid are mixed to prepare a disinfectant. In addition to having high sterilization, the rhamnolipid is a good surfactant, theadhesion of the activated humic acid to branches is improved, and the humic acid is not prone to fall off. The activated humic acid is low in molecular weight and quick in plant absorption. More importantly, the humic acid can effectively reduce the bitter taste of the roxburgh rose, increase the sugar content and further improve the quality.

The invention discloses a high-efficiency fire retardant for flame-retardant sparks during electric welding and a preparation method thereof. Its raw material components are calculated by weight percentage from 20% to 28% sodium silicate, 5% to 9% disodium hydrogen phosphate, 1% to 2% titanium dioxide, 0.2% to 0.6% chalk powder, 1% to 2% sodium dodecyl sulfonate and 60%~70% water. The preparation method is to mix sodium silicate with water, stir until the solid is completely dissolved, then add disodium hydrogen phosphate, stir to make it evenly mixed, add chalk powder and titanium dioxide, then add sodium dodecylsulfonate and continue stirring to make the solid completely Dissolved, and the resulting reactant was cooled to room temperature to obtain a high-efficiency flame-retardant fireproofing agent for sparks during electric welding of the present invention. The present invention has a high-efficiency fire retardant for flame-retardant sparks during electric welding, which can be used as a spray-type portable reagent. At the same time, the reagents used in this solution are basically inorganic reagents, which not only have good fire prevention effect, but also are low in price and are environmentally friendly and harmless.

The invention discloses strong peptizer and a method for preparing the same. The compositions of the strong peptizer are: 2 to 4 milliliters of phenol, 3 to 5 milliliters of petroxolin, 8 to 10.5 grams of sodium hydroxide, 4 to 5.6 milliliters of ethanol, 5 to 5.4 grams of stearic acid, 3 to 5 milliliters of tween-80, 70 to 75 milliliters of water and 13 to 15.5 grams of dodecyl sodium sulfate. The preparation method is as follows: a. the water is heated to between 75 and 82 DEG C, and the sodium hydroxide, the stearic acid, the tween-80, the phenol, the petroxolin and the dodecyl sodium sulfate are added into the water; the mixture is stirred for 30 minutes at the speed of 850 turns per minute at a temperature of between 75 and 82 DEG C, and then cooled; b. jellies are uniformly stirred and placed into a container, and added with 4 milliliters of water and stirred at the speed of 700 turns per minute; c. hydrochloric acids are used for adjusting the pH value to between 8 and 9, and acoarse product is obtained; d. methylene dichloride is used as propellants, and high-pressure filling of liquefied gas is performed on the product. The strong peptizer provided by the invention can make firmly glued paper rapidly fall off; and the preparation method is simple and the cost is low.

The invention discloses a technology for preparing fatty acid polyoxyethylene ether ricinoleate. The technology includes the steps that the main ingredient glyceryl ricinoleate in raw materials of ethoxylated fatty alcohol and castor oil is heated to be boiled under the combined action of an organic tin catalyst, a polymerization inhibitor and entrainer methylbenzene, and then the fatty acid polyoxyethylene ether ricinoleate can be obtained through transesterification. By the adoption of the technology, the azeotropic fractionation ester exchange process is adopted, micromolecule alcohol, acid and the like of by-products in the reaction process are removed from a fractionator by means of azeotropic distillation, and thus the polyoxyethylene ether ricinoleate with the single ingredient is obtained. Serving as the main intergradient of a high fat film, the product prepared through the method has good wetting, film formation and lubricating effects, the high corrosion resistance is further achieved, and the defect that the high fat film is prone to corrosion is effectively overcome. The product has extremely-high stability at the normal temperature and can be effectively mixed with various pesticides and plant nutritional ingredients, uniform high fat films can be formed on the surfaces of plant bodies, and the requirement for the high fat films with different purposes can be met.

A kind of organic molybdenum lubricant composition provided by the present invention is characterized in that, it is prepared by comprising laccarnation acid, ammonium phosphomolybdate, polyethylene glycol, monoethanolamine, phosphorus pentoxide, the composition of The ratio of parts by weight is: Lacic acid 100; polyethylene glycol 50-100; ammonium phosphomolybdate 15-20; monoethanolamine 8-10; phosphorus pentoxide 5-8. The organic molybdenum lubricant composition prepared by the invention is an extreme pressure anti-wear additive containing Mo-P-S-N, has excellent friction-reducing performance, and is also a good surfactant. A micro-quantity lubricant containing an organic molybdenum lubricant composition, which is prepared from the following components in weight percent: organic molybdenum lubricant composition 30-40%; octyldodecyl myristate 30-40%; Polycastor oil maleate 5‑10%; Sodium castor oil sulfonate 5‑10%; Deionized water balance. The micro-quantity lubricant prepared by the invention can meet the lubricating cooling, extreme pressure anti-wear and anti-rust requirements of metal processing; when used with a micro-quantity lubrication device, the amount of lubricant used can be saved by more than 90%.

The invention provides a fatty acid polyoxyethylene succinate sulfonate, which is characterized in that it has the following structure: wherein, n is an integer of 2 to 15, R is a hydrocarbon group with 7 to 19 carbon atoms, and M is Na or K, the micro-cutting fluid produced by using the fatty acid polyoxyethylene succinate sulfonate provided by the invention has good lubricity and biodegradability compared with the prior art, and a very small amount of micro-cutting fluid It can meet the high-end requirements of metal processing, reduce the harm to the environment and workers, and minimize the pollution to the environment.

A chemical silvering solution is provided. The chemical silvering solution comprises a silver salt, a complexing agent, a pH conditioner and additives. The additives comprise benzotriazole and polyethylene glycol. The weight ratio of the benzotriazole to the polyethylene glycol is 1:2.5-50. The polyethylene glycol is PEG-1000 or PEG-400. The pH of the chemical silvering solution is 8.2-10.2. A chemical silvering method using the chemical silvering solution is also provided by the invention. Products obtained by using the chemical silvering solution are compact and uniform in appearance, while products obtained by using silvering solutions of the same kind in the market have appearances with protruding and nonuniform particles and even have skip plating in local parts. The chemical silvering solution has a longer time for starting decomposition than the silvering solutions of the same kind in the market and is more stable.