58 results about "Citric Acid / tartaric acid" patented technology

Soluble and stable liquid compositions containing a plant growth regulator selected from the group consisting of cytokinin and a gibberellin, an acid solubilizer such as citric acid, tartaric acid or glycolic acid and a solvent; as well as methods for making and using the composition are disclosed. The compositions improve solubility, handling, stability, safety, as well as activity improvements such as improved plant growth, yield, fruit thinning or sizing and quality. The compositions are soluble and stable by adding an ethoxylated alkyl alcohol wherein the growth regulator is 6-benzyladenine (6-BA) or forchlorfenuron (CPPU) and the ethoxylated alcohol surfactant is C12-15 alkyl alcohol in propylene glycol. The compositions may also contain a cytokinin such as 6-benzyladenine (6-BA) or forchlorfenuron (CPPU) that is increased in solubility and activity and by synergistically combined with GA₃ or GA₄A₇ as well as in storage stability by adding an antioxidant. The compositions are formulated in a ready-to-mix formulation.

The invention discloses non-corroding ultrasonic cleaning equipment. A rust remover for ultrasonically cleaning a metal mould is used for rapidly and completely removing rusts on the surface of the metal mould, generating a dense and complete passivation film at the same time and avoiding a secondary oxidization. The rust remover is prepared from the following raw materials by mass percent: 8-30% of phosphoric acid, 6-25% of room-temperature steel surface conditioning agent, 1-4% of citric acid, 1-5% of tartaric acid, 1-4% of phytic acid, 1-8% of polyethylene glycol, 1-3% of penetrant JFC, 1-6% of ethylene glycol monobutyl ether and the balance of water. A preparation method of the rust remover comprises the following steps of: firstly, adding water with a calculated amount into a stainless steel reaction kettle, starting an agitator and controlling a rotary speed of the agitator to 40-60 r/min; then respectively taking the calculated amount of the phosphoric acid, the room-temperature steel surface conditioning agent, the citric acid, the tartaric acid, the phytic acid, the polyethylene glycol, the JFC and the ethylene glycol monobutyl ether and sequentially and slowly adding the materials into the reaction kettle; and adding the materials while agitating until the solution becomes a light-green transparent liquid.

The invention provides a processing method for a haw electuary. The processing method comprises the following steps: crushing haw to obtain haw puree, subjecting the haw puree to enzymatic hydrolysis, adding tea polyphenol, lactose and mannitol, carrying out uniform mixing, drying an obtained mixture, grinding the mixture into fine powder, subjecting the ground fine haw powder, citric acid, tartrate, CMS-Na, PVP and sodium bicarbonate to granulation with an absolute ethyl alcohol solution as a binder and carrying out drying so as to obtain an electuary particle. The haw electuary prepared by using the method has unique taste and fragrant and sweet mouthfeel, maintains original nutritional ingredients and special efficacy of haw, is convenient to drink and is leisure food easily acceptable by people.

The invention discloses a catalyst for producing MTBE (Methyl Tert-Butyl Ether) by virtue of C4 fractions in a refinery plant, and relates to the technical field of catalyst synthesis. A ZSM-5 zeolite molecular sieve serves as a carrier, platinum or nickel serves as an active ingredient, alumina, titanium dioxide, zinc oxide or zirconia serves as an adhesive, citric acid, tartaric acid, hydrochloric acid, oxalic acid, lactic acid or trichloroacetic acid serves as a competitive adsorbent, and the catalyst is prepared by an ultrasonic-microwave impregnation method. According to the catalyst, by the microporous structure of the ZSM-5 zeolite molecular sieve, the load ratio of the active ingredient can be increased, and the obtained catalyst has high selective catalytic performance; the ultrasonic-microwave impregnation method is used, so that the load ratio of the active ingredient can be increased, and time for preparing the catalyst is shortened.

The invention discloses a special calcium remover for an edition developing machine. The special calcium remover is prepared from the following raw materials in parts by weight: 5-6 parts of citric acid, 20-30 parts of tartaric acid, 2-3 parts of acetic acid, 3-4 parts of nano silicon dioxide, 5-6 parts of stearic acid, 1-2 parts of diethylene glycol, 2-5 parts of dodecyldimethyl betaine, 3-4 parts of cocoanut fatty acid diethanolamide, 3-5 parts of nonylphenol ethoxylates, 4-5 parts of composite auxiliaries and 40-50 parts of water. The special calcium remover for the edition developing machine, disclosed by the invention, can be used for effectively removing calcium salt on an ink roller and particularly used for turning ink from a dark color to a light color and cleaning gold ink and silver ink and is low in dosage and very good in ink cleaning effect.

The embodiment of the invention provides sulfamic acid rust removing liquid and a rust removing method using the same. The rust removing liquid is prepared from following components in percent by mass: 5%-20% of sulfamic acid, 1%-3% of chlorine salt, 1%-3% of citric acid, 1%-3% of tartaric acid, 0.6%-2.5% of an assistant, 0.2%-0.5% of an anionic surfactant and the balance water. According to the sulfamic acid rust removing liquid, the performance of the rust removing liquid with the sulfamic acid as a body is improved through the synergistic effect of the chlorine salt, the citric acid, the tartaric acid and the anionic surfactant, a good washing effect on plain carbon steel and low-alloy steel is achieved, the washing capacity is high, the washing speed is high, and the service life is long.

The invention relates to a positive electrode slurry and an application thereof, the positive electrode slurry comprises a high-nickel positive electrode material and an additive, and the additive comprises at least one of LiPF6, boric acid, oxalic acid, citric acid, tartaric acid, tetraethyl silicate, LiPO2F2 and HPF6; the additive can react with residual alkali on the surface of a high-nickel positive electrode material to reduce the alkalinity of positive electrode slurry and improve the stability and processability of the positive electrode slurry, so that the gas production of a battery prepared from the additive in the use process is reduced, the safety of the battery is improved, the application of the waterless high-nickel positive electrode material is facilitated, and the cost ofthe battery is reduced; meanwhile, the preparation process of the positive electrode slurry is simple to operate, and industrialization is easy to realize.

The invention provides a magnesium oxysulfate cementing material adopting silicon dioxide aerogel, a preparation method of the magnesium oxysulfate cementing material and a building component. The magnesium oxysulfate cementing material adopting the silicon dioxide aerogel comprises a component A and a component B, wherein the component A comprises, by mole, 1 part of magnesium sulfate heptahydrate, 8-12 parts of light calcined magnesia and 15-22 parts of water, and the content of active magnesium oxide in the light calcined magnesia ranges from 55% to 65%; the component B comprises a modifier and aerogel; the modifier is one of citric acid, tartaric acid and sodium malate or a mixture of the citric acid and the tartaric acid, the citric acid accounts for 0.7%-0.8% of the mass of the light calcined magnesia, and the tartaric acid and the sodium malate both account for 1.3%-1.8% of the mass of the light calcined magnesia; and the mass of the aerogel is 6% or less of that of the light calcined magnesia. According to the magnesium oxysulfate cementing material adopting the silicon dioxide aerogel, the mechanical property and the thermal insulation property of the magnesium oxysulfate cementing material can be improved.

The invention relates to a preparation method of an additive. According to the method, the additive is prepared from citric acid, tartaric acid, Tween-80, alkylphenol ethoxylates, fatty alcohol-polyoxyethylene ether, polyethylene glycol, polyacrylamide, iso-tridecanol polyoxyethylene ether, sorbitan trioleate, sulfuric acid, ethylene glycol, triethylamine, gelatin and other substances under a series of conditions. The substances are added to germanium-containing zinc oxide smoke leachate and uniformly mixed, an effective protective layer is formed on the surface of tannin germanium slag precipitate generated in the tannin germanium precipitation process, the capacity of adsorbing impurity ions such as Zn, Fe, Mn and As in the zinc oxide smoke leachate during precipitation is weakened, thegermanium grade in tannin germanium slag is improved, and the quality of a germanium concentrate prepared in the subsequent procedure is improved. The prepared additive is small in dosage and high inefficiency, excessive additives which do not participate in the reaction can be removed in the subsequent excessive tannin removal process, subsequent procedures are not affected, and great economic value is achieved.

The invention relates to radix puerariae gas-containing solid beverage tablets and a preparation process thereof. The radix puerariae gas-containing solid beverage tablets are prepared from the following raw materials: 150-250 g of a radix puerariae powder, 700-900 g of lactose, 8-15 g of stevioside, 120-150 g of tartaric acid, 180-220 g of citric acid, 3-5 g of a flavoring agent, 180-220 g of polyethylene glycol, 360-400 g of sodium bicarbonate, and 50-70 g of a talcum powder, wherein 1000 pieces of the tablets are prepared. The preparation process comprises the steps: taking the radix puerariae powder, lactose, stevioside, citric acid and tartaric acid, and stirring evenly; preparing a core material with ethanol; heating polyethylene glycol, then adding sodium bicarbonate, cooling, crushing, adding the obtained mixture into the core material, and mixing; and grinding the flavoring agent finely, then adding into the core material, mixing, adding the talcum powder, mixing, and tabletting. The radix puerariae is made into the gas-containing solid beverage tablets with a modern technology, and beneficial ingredients in the radix puerariae are reasonably loaded, so that the tablets are capable of helping produce saliva and slake thirst, and preventing and treating diseases, have a relatively strong health care function, and are suitable for all kinds of people. The gas-containing solid beverage tablets are convenient to take, good in taste, convenient to carry, transport and store, and long in storage period, and are a novel radix puerariae health beverage.

The invention relates to the technical field of medicines, and discloses a vagina pH regulator as well as a preparation method and application thereof. The vagina pH regulator contains glucose, urea, potassium hydroxide, carbomer, glycerol, lactic acid, citric acid, tartaric acid, a preservative and water. The vagina pH regulator disclosed by the invention can regulate the vagina pH value to be in a normal range of 3.5-4.5, resist and inhibit the growth of pathogenic bacteria, maintain the microbial environment health in the vagina, and effectively regulate the pH value even in the presence of seminal fluid. Therefore, an acidic environment which is not suitable for the survival of sperms and viruses and bacterial pathogens related to sexual transmission infection but is essential for the survival of healthy bacteria in the vagina is maintained.

The invention relates to a flotation method of spodumene ore. According to the method, in a spodumene ore flotation process, a regulating agent C2-C6 organic polybasic acid solution or a salt solutionthereof is added into ore pulp and performs pulp regulating, wherein the C2-C6 organic polybasic acid is one or a plurality of materials selected from citric acid, tartaric acid, oxalic acid, succinic acid and malic acid, and the use amount of the C2-C6 organic polybasic acid is 0.05-0.5 kg/t. raw ore. According to the invention, the new regulating agent is added on the basis of the common spodumene flotation method, so that the spodumene flotation separation performance is improved, fine-grain spodumene flotation does not need desliming, the recovery rate is high, the flotation process is simplified, and the utilization rate of lithium resources is increased.

The invention belongs to the technical field of preparation of dechlorinating agents, and particularly relates to a dechlorinating agent as well as a preparation method and application thereof. The raw materials comprise an X-type molecular sieve, an alkali metal compound, an alkaline earth metal compound, a binder and a pore structure modifier. The pore structure modifier is at least one of citric acid, tartaric acid, ethylenediaminetetraacetic acid, oxalic acid, carboxylic acid or salt compounds formed by the citric acid, the tartaric acid, the ethylenediaminetetraacetic acid, the oxalic acid and the carboxylic acid. The X-type molecular sieve, the pore structure modifier, the alkali metal compound, the alkaline earth metal compound and the binder are used as raw materials, the obtained dechlorinating agent can specifically adsorb inorganic chlorine under the normal temperature condition and the high hydrogen sulfide condition, and the dechlorinating agent is a gas-phase dechlorinating agent; the dechlorinating agent has a good dechlorinating effect especially in the fields of dechlorinating products for preparing propylene through propane dehydrogenation and the like, inorganic chlorine can be selectively adsorbed under the condition of high hydrogen sulfide, and the dechlorinating precision can reach 0.5 ppm or below.

The invention discloses a tartaric acid sustained-release composition, and belongs to the technical field of cosmetics. The tartaric acid sustained-release composition comprises the following components in percentage by weight: 2-30% of tartaric acid, 5-55% of a sustained-release agent and 15-93% of water. Wherein the tartaric acid is one or more of glycolic acid, lactic acid, citric acid, tartaric acid, malic acid, salicylic acid, lactobionic acid, gluconic acid and amygdalic acid; the sustained-release agent is a PEG and PPG polyether copolymer. The invention also provides a preparation method and application of the tartaric acid sustained-release composition. Compared with the prior art, the tartaric acid sustained-release composition disclosed by the invention has the beneficial effects that the tartaric acid sustained-release composition has the characteristics of safety and no pain to user experience; meanwhile, the tartaric acid sustained-release composition is convenient to use, and can be freely used by a user at home without being operated and used by professionals. In addition, the tartaric acid sustained-release composition can significantly whiten and brighten the skin, remove dull yellow and fade stains, and has a good use effect.

The invention relates to the field of digital printing, and particularly discloses a digital printing method for tatting acetic acid printing. A digital printing method for tatting acetic acid printing at least comprises the steps of sizing and printing. The sizing step specifically comprises the following steps: applying sizing slurry on the cloth; the sizing slurry comprises the following components in parts by mass: 2-4 parts of a thickening agent; 6-8 parts of an accelerating agent; 1-2 parts of a surfactant; 60 to 70 parts of water; the accelerating agent is a compound of citric acid, sodium potassium tartrate tetrahydrate, 2, 4, 5-trichlorophenol, dibutyltin dilaurate and cardanol polyoxyethylene ether; the printing step specifically comprises the following steps: jet-printing high-temperature dispersed ink on the cloth, and then ageing at 120-130 DEG C for 35-45 minutes. The artificial leather has the effects of keeping a relatively good color development effect and relatively good hand feeling.

The invention provides an aluminum alloy pretreatment agent and a preparation method thereof by aiming at the technical problems existing in the prior art. The aluminum alloy workpiece pretreatment agent comprises, by weight, 10-30 parts of acid matter, 10-20 parts of a surface active agent, 0.01-0.2 part of a corrosion inhibitor and 5-20 parts of a passivant. The acid matter is one kind or the combination of sulfuric acid, phosphoric acid, citric acid and tartaric acid. The brand-new aluminum alloy pretreatment agent and a brand-new preparation process are provided, the processes of oil removal, polishing (surface conditioning) and passivation are mixed into a whole, the number of times of the cleaning process is simplified, the usage amount of clear water is reduced, and the aims of highefficiency, environment protection and energy saving are achieved.

The invention discloses a preparation method of a compound kudzuvine root flavone effervescent tablet. The preparation method comprises the following steps: adding edible ethanol with a volume fraction of 65-75% into kudzuvine root powder, performing leaching for 2-4 times at 65-75 DEG C, wherein each time of leaching lasts for 2-3 hours, mixing extracting solutions, performing centrifuging, purifying the supernatant with macroporous resin, performing eluting for 6 column volumes by using ultrapure water, discarding the eluent, then performing eluting with edible ethanol with a volume fractionof 65-75% at a rate of 4 mL/min for 12 column volumes, performing rotary evaporation on the eluent at 55-65 DEG C, performing freeze-drying for 47-49 hours to obtain kudzuvine root flavone powder, uniformly mixing the kudzuvine root flavone powder, lactose, mannitol, citric acid, tartaric acid, sodium bicarbonate and PEG6000, and performing drying, sieving and direct tabletting. The method is simple, rapid and easy to operate. The compound kudzuvine root flavone effervescent tablet prepared by the method has good compressibility, is disintegrated rapidly, has a clear solution, has a suitabletaste and can be prepared on a large scale.