30 results about "Gluconic Acid Sodium Salt" patented technology

The invention discloses a novel corrosion inhibition scale inhibitor, which comprises the following constitutions by weight: 1 to 16 polyepoxy sodium succinate, 1 to 18 polyaspartic sodium, 1 to 13 hydrolytic maleic anhydride, 1 to 25 gluconic acid sodium salt, 1 to 18 acrylic acid - acrylate - sulfonate copolymer, 1 to 8 zinc sulfate, 1 to 12 benzotriazol, and 0.5 to 2 NaOH. The novel corrosion inhibition scale inhibitor has the advantages that: the technology for removing SO2 by Ca(OH)2 can be normally run in a middle-sized and small-sized boiler houses, the repairing rate of the equipment is low, and the desulphurization cost can be reduced by 50 percent; the equipment of the copper or the cooper alloy structure can be protected; and a good corrosion inhibition scale inhibition effect can be realized in the environment that the temperature is less than 150 DEG C, and the PH is less than 12.

The invention discloses phosphor-free nitrogen-free biodegradable metal spent meal and a preparation method thereof, which belong to the technical field of surface cleaning of a metal material. The spent meal comprises the following compositions and content ( weight portion): 10 to 50 portions of sodium carbonate, 5 to 30 portions of sodium orthosilicate, 0.1 to 10 portions of gluconic acid sodium salt, 0.1 to 5 portions of sodium citrate, 0.1 to 5 portions of peregal 0-20, and 1 to 20 portions of linear alkyl polyoxyethylene ether sodium sulfate. The spent meal is prepared in certain feeding sequence, the compositions are fully and evenly mixed at normal temperature and normal pressure at the stirring speed of 10 to 100 revolutions/minute. At normal temperature, the spent meal has the advantages of fast oil removing, good effect, no phosphor or nitrogen, easy biodegradability, environmental pollution prevention, requirement accordance of energy conservation and discharge reduction, convenient transportation and storage, production and application cost conversation.

The invention provides whitening essence and a preparation method thereof. The whitening essence consists of the following components of glycerine, 1,3-butanediol, sodium hyaluronate, EDTA-2Na, polyglycerol-10, sodium polyacrylate, xanthan gum, hydroxyacetophenone, dipotassium glycyrrhizinate, hydrolyzed sclerotium gum, gluconic acid sodium salt, glycereth-26, caprylhydroxamic acid, glycerol caprylate, 3-o-ethyl ascorbic acid, tranexamic acid, ceramide, phenethyl resorcinol, diglucosyl gallic acid and water. The whitening essence disclosed by the invention can refrain conversion of tyrosine tomelanin before the tyrosine is in preparation of conversion to the melanin, so that the activity of the tyrosinase is also high, generation of more melanin cannot be caused, and transfer of skin melanin can also be restrained. Besides, the whitening essence has powerful antioxidant ability, has light protection effects on skin, can control dermatitis, and is a whitening product most comprehensivein action mechanism at present, so that whitening effects can be achieved.

The invention discloses phosphorus-free electrolytic degreasing powder for steel and a preparation method thereof. The phosphorus-free electrolytic degreasing powder comprises the following raw materials according to the weight portion: 10-40 of sodium carbonate, 3-16 of gluconic acid sodium salt, 2-10 of sodium alkyl sulfonate, 1-6 of isoalcohol polyethenoxy ether, 1-8 of polyoxyethylene nonyl phenyl ether, 10-30 of pentahydrate sodium metasilicate, 2-10 of disodium ethylene diamine tetraacetate and 15-45 of sodium hydroxide. The preparation of the degreasing powder is completed by three steps, and all the raw materials are fully mixed and uniformly stirred. The degreasing powder has no phosphorus and toxicity, is non-combustible, non-explosive, safe and environmental-friendly, is used for electrolytic degreasing on the surface of the steel, and has good use effect, simple preparation and low use cost.

The invention discloses phosphorus-free normal-temperature degreasing powder for steel and a preparation method thereof. The phosphorus-free normal-temperature degreasing powder comprises the following raw materials according to the weight portion: 20-50 of sodium carbonate, 2-15 of gluconic acid sodium salt, 1-10 of sodium alkyl sulfonate, 0.5-5 of peregal (0-20), 3-10 of sodium dodecyl sulfate, 4-20 of imino sodium succinate and 25-60 of sodium hydroxide. The preparation of the degreasing powder is completed by three steps and all the raw materials are fully mixed and uniformly stirred. The degreasing powder has no phosphorus and toxicity, is non-combustible, non-explosive, , safe and environmental-friendly, is used for chemical degreasing on the surface of the steel, and has good degreasing effect under room temperature, energy saving, simple preparation and low use cost.

The invention discloses instantly melting cream. The formula of the instantly melting cream comprises the following components: volatile silicon oil (DC-345), low-viscosity silicone oil (DC-200, 5cst), stearoyl inulin (Rheopearl ISK2), polydimethylsiloxane and polydimethylsiloxane PEG-10/15 crosslinking polymer/compound (KSG-210), lauryl PEG-9-poly dimethyl silicon oxygen ethyl polydimethylsiloxane (KF-6038), purified water, butanediol, 1,3-propylene glycol (ZEMEA), sodium chloride, sodium citrate, micro-molecule hyaluronic acid sodium, 1,2-pentanediol (HYDROLITE5), trehalose (TREHALOSE100), water/sodium lactate/gluconic acid sodium salt compound (PURASAL MOISTXS), tocopheryl acetate (Vitamin EAcetate), bladderwrack extract (OLEPHYCOL FV), glycyrrhiza glabra extracting solution (Liquorice LC), bisabolol, phenoxyethanol, essence, and water/propylene glycol/methylisothiazolinone/methylparaben/propyl hydroxybenzoate/compound preservative (MICROCARE-MTP). The cream is a water-in-oil system, and the water-in-oil cream has high moisturizing property, high impermeability, and lasting moisture retention, also has the characteristics of the oil-in-water cream, is fresh and cool to apply, and can instantly generate water drops to provide the feeling of continuously supplying moisture for a user.

The invention relates to a water quality stabilizer, in particular to an environment-friendly water quality stabilizer which is prepared from the following raw materials in parts by weight: 25-35 parts of polyaspartic acid, 30-45 parts of polyacrylate sodium, 20-40 parts of gluconic acid sodium salt and 60-80 parts of water. The water quality stabilizer with a scenic and reasonable formula and favorable scale and corrosion inhibition property, which takes the polyaspartic acid as the main raw material, is biodegradable, environment-friendly and less in dosage and belongs to a degradable substance. The water quality stabilizer also has favorable scale and corrosion inhibiting, algae and mud separating and bacteriostasis effects, is free from pollution during pollution discharge, can replace the traditional water quality stabilizer, save resources and improve the capacity, and can be widely applied to circulating cooling water in the industries such as chemical industry, electric power, refrigeration, central air-conditioning, metallurgy, machinery and injection molding.

The invention discloses a method for cultivating high-yield sodium gluconate strains. The method comprises the following steps that: a strain obtained from the separation in sodium gluconate production is taken as an original strain; after the original strain is cultivated by an activation culture medium, an inclined plane of the original strain, which is normal in growth, healthy in mycelium and plump in spore, is taken as an object for separation and purification; after heat preservation treatment, plate spreading is carried out to the inclined plane; after constant temperature cultivation and ultraviolet irradiation, the inclined plane is bound up with kraft paper and then receives constant temperature cultivation again; and a bacterial colony with a big allochroic transparent ring is selected to be cultivated into mature plump spores, and then the high-conversion sodium gluconate strains are screened out via a shaking table. The strains of the invention have the glucose reducing rate reaching 2.5 percent per hour at peak time, have the conversion rate reaching over 117 percent in fermentation tank production, and have the extraction rate reaching over 95 percent within the fermentation period of 14 h. The method raises initial glucose concentration, shortens fermentation period, and reduces residual glucose as well as production cost.

The invention belongs to the field of building materials, and particularly relates to an additive for maintaining the construction performance of wet mixing mortar and a preparation method thereof. The additive comprises a material A and a material B, wherein the material A is prepared from the following ingredients in percentage by mass: 1.0 to 2.0 percent of etherified polycarboxylic acid water reducing agents, 0 to 0.3 percent of hydroxypropyl methyl cellulose ether, 5.0 to 7.5 percent of guar gum and xanthan gum polymers, 0.4 to 0.5 percent of tea saponin and the balance of water; the material B is prepared from the following ingredients in percentage by mass: 0.15 to 0.3 percent of hydroxyethylidene diphosphonic acid, 3.0 to 4.0 percent of gluconic acid sodium salt, 0 to 1.0 percent of white sugar and the balance of water. The material A and the material B are used in a mixed way. When the additive provided by the invention is used, the construction performance of the web mixing mortar can be obviously improved; the construction operable time of the web mixing mortar can be freely regulated within 6 to 30h; in addition, the performance stability of the wet mixing mortar in the construction operable time can be maintained.

The invention discloses a washing agent for paraffin removal and unplugging of oil wells and oil pumping pipelines of oil fields, which comprises heat generation powder and a detergent in the ratio of 1: 25-50 by mass percentage, wherein the heat generation powder comprises the following components by mass percentage: 80 to 90 percent of spherical aluminum powder, 8 to 15 percent of powdery gluconic acid sodium salt, and 2 to 5 percent of powdery hydroxyldodecane; and the detergent comprises the following components by the mass percentage: 85 to 90 percent of sodium hypochlorite solution, and 10 to 15 percent of chlor-alkali solution. The invention also discloses a washing method, which comprises the steps: weighing the spherical aluminum powder, the gluconic acid sodium salt and the hydroxyldodecane, and obtaining the heat generation powder by mixing; weighing a certain amount of the heat generation powder, using crude oil or water to stir the heat generation powder, injecting the mixture into an oil well from a hohlraum of an oil well pipeline, and then using the water to wash; weighing the sodium hypochlorite solution and the chlor-alkali solution, and obtaining the detergent after the mixing; and weighing the detergent according to the mass ratio of the heat generation powder to the detergent being 1: 25-50, and injecting the detergent into the oil well from the hohlraum of the oil well pipeline. The washing agent has low cost and less pollution.

The invention discloses a method for directly producing sodium gluconate by a dry method. In the method, corn, rice or potato is directly used as a raw material, and subjected to crushing, spraying liquefaction, press filtration deslagging, saccharification hydrolysis, carbon adding microfiltration, ion exchange and catalytic oxidation to obtain the sodium gluconate. In the method, the corn, rice or potato is directly used as the raw material, ground by the dry method, and prepared into glucose hydrolysis solution by a bi-enzyme method, and the glucose hydrolysis solution is directly catalyzed and oxidized to prepare the sodium gluconate, thereby saving the steps of starch preparation, glucose crystallization, centrifugal separation, drying and the like, not causing environmental pollution, greatly reducing production procedures, saving water resources and manpower and lowering production cost.

The invention relates to a method for adsorbing palladium falling off in the glucose oxidation process by active carbon, which can effectively solve the recovery problem of the palladium falling off in the glucose oxidation process. In order to solve the problem, the method has the technical scheme that the active carbon is placed in a container, oxidation liquid generated in the gluconic acid sodium salt production process is added, the active carbon and the oxidation liquid are uniformly stirred, the still standing is carried out at the room temperature, the materials are filtered, filter liquid is recovered, the filtered active carbon is returned to the container, the operations are repeated for many times in such a way until the palladium falling off in the glucose oxidation process is adsorbed on the surface of the active carbon, the goal of recovering the palladium is realized, or the active carbon is directly used as a palladium catalyst of a carrier. The method is simple and is easy to operate, the recovering effect is good, and the method belongs to great innovation on the recovery of the palladium falling off in the glucose oxidation process.

The invention discloses a method for improving the output of pyruvic acid by a fermentation method through adding gluconic acid sodium salt, which belongs to the fermentation preparation of pyruvic acid technical field. The method adopts a strategy that during the aerobic fermentation process of Torulopsis glabrata CCTCC M202019 with glucose as a substrate, 10 to 15g/L of the gluconic acid sodium salt is added as a mixed carbon source when the fermentation is performed for 12 to 16h, which ensures that the output of the pyruvic acid is improved by 11.16 percent and the production period is also reduced to 44h from 48h. The research thought has universal application significance to the production of various important fermented products in industry such as organic acid, amino acid and so on.

The invention discloses a concrete slump retaining agent to which methylcellulose is added and a preparation method thereof. The concrete slump retaining agent is prepared from, by mass, 1-6 parts of methylcellulose, 6-10 parts of polyacrylamide, 2-6 parts of calcium formate, 1.0-3.2 parts of saccharose, 4-8 parts of itaconic acid, 0.5-1.5 parts of methyl allyl polyethenoxy ether, 8-20 parts of monoethanolamine, 3-7 parts of formic acid, 0.5-1.5 parts of phosphoric acid, 5-12 parts of sodium methallyl sulfonate, 3-8 parts of sodium p-styrenesulfonate, 0.1-0.5 part of p-toluenesulfonic acid, 4.7-9.5 parts of methacrylic acid, 1.0-2.2 parts of gluconic acid sodium salt, 5-15 parts of sodium hydroxide and 15-20 parts of water.

The invention discloses a polishing agent for parts of mining equipment and a preparation method thereof. The polishing agent is prepared from the following compositions in parts by weight: 30-40 parts of ferric trichloride, 10-20 parts of triethanolamine, 5-10 parts of ethylene diamine tetraacetic acid disodium, 5-8 parts of silicon carbide micro powder, 2-5 parts of organic poly-tricarboxylic acid, 2-5 parts of polyether polyol, 2-5 parts of dicarboxylic acid chemical compound, 2-5 parts of gluconic acid sodium salt, 1-3 parts of mineral acid, 2-5 parts of dispersing agents, 1-3 parts of antioxidant, 1-3 parts of water-soluble surface active agents and 1-3 parts of antifoaming agents. The polishing agent for parts of mining equipment and the preparation method thereof have the beneficialeffects that the cost is low, the preparation method is simple, the use is simple and convenient, the polishing brightness is easy to control, the derusting effect is remarkably effective, and the high practical value and good application prospect are achieved.

The invention discloses a sewer line cleaning agent composed of raw materials by weights: 5 to 10 parts of ammonium hydroxide, 1 to 5 parts of lipase, 20 to 30 parts of triammonium citrate, 14 to 17 parts of chloroform, 11 to 14 parts of EDTA (Ethylene Diamine Tetraacetic Acid), 8 to 13 parts of potassium hydroxide, 3 to 9 parts of gluconic acid sodium salt, 6 to 15 parts of polycarboxylate superplasticizer, 5 to 10 parts of surface active agent, 8 to 12 parts of corrosion inhibitor, 1 to 10 parts of penetrating agent, 100 to 200 parts of water. The surface active agent includes, by volume, 10to 50% of polyglycol ether, 10 to 50% of butyl cellosolve and 40 to 70% of ammonium oxide. The corrosion inhibitor includes, by volume, 3 to 8% of phosphonic acid, 10 to 30% of polyaspartic acid, 40to 60% of sulfonation lignin and 20 to 40% of benzotriazole. By adopting the above method, dirt and grease in a line can be removed effectively, the cleaning effect is good and cleaning waste water discharge standards can be met.