22 results about "Sodium bicarbonate" patented technology

The invention discloses a method for preparing an organic fertilizer by fermenting cow dung compost. According to the method, two times of composting fermentation are adopted and a composting promoter is added, so that the fermentation speed and the composting degree can be quickly increased; meanwhile, polyacrylamide, bentonite, cocoanut active charcoal and the like are added to reduce the moisture in cow dung and achieve the effect of deodorizing; sodium bicarbonate and triple superphosphate are added to generate carbon dioxide which can expand the cow dung, so that the permeability is increased; the early-stage fermentation temperature of the cow dung can be increased by the heat released from reaction, so that the activity of natural fermentation bacteria agents in the cow dung is improved; meanwhile, when the heat generated by the cow dung after a period time of composting is overhigh, the polyacrylamide absorbs the moisture in the cow dung to achieve the effect of reducing the temperature and to reduce turning times; after the fermentation is completed, the organic fertilizer prepared by drying and dewatering is high in fertilizer efficiency, durable and efficient, has the effects of retaining water, sterilizing and improving soil, and can promote the rapid growth of crops, thus improving the yield and the quality of the crops.

The invention relates to an additive and a preparation method thereof, in particular to a nanographite additive for water-based cutting fluid and a preparation method thereof. The nanographite additive for the water-based cutting fluid is characterized by comprising the following components in percentage by weight: 0.01-0.10% of nanographite, 0.15-1.20% of sodium dodecyl benzene sulfonate, 0.10-0.15% of sodium bicarbonate, 0.10-0.15% of potassium peroxydisulfate, 15-20% of methyl acrylate, 1.50-2.15% of OP-10, and the balance of water. The nanographite additive for the water-based cutting fluid and the preparation method thereof, provided by the invention, have the beneficial effects that stable diffusion of the nanographite in a water-based medium is realized, and by taking the nanographite as the additive for the water-based cutting fluid, the frictional wear behavior of mechanical parts can be obviously improved, and the lubricating performance of the water-based cutting fluid is enhanced.

The invention relates to a method for preparing nesquehonite whiskers and nano flaky basic magnesium carbonate. The method is characterized in that sodium bicarbonate and magnesium chloride are used as raw materials, and nesquehonite whisker samples with high aspect ratio of 20-30 and narrow distribution range are obtained by controlling reaction conditions; filtrate obtained by filtering nesquehonite is subjected to further high-temperature reaction to obtain nano flaky basic magnesium carbonate with the content of 41-44%; after the reaction, evaporation, concentration and crystallization are performed on filtrate obtained by filtering the basic magnesium carbonate to allow the sodium chloride crystals to be separated, and the sodium chloride crystals are obtained through filtering. The method has the advantages the method is simple in preparation process, easy in process control, mild in condition and easy to achieve industrialization; the nesquehonite whiskers are high in purity, good in overall dispersity, high in aspect ratio and narrow in distribution range; total reaction yield is above 98.0%, and raw material utilization maximization is achieved; the side products sodium chloride can be recycled and refined.

The invention provides an automobile trim material combined with a non-woven fabric and a woven fabric The automobile trim material is prepared by virtue of the following steps: 1, cutting ramie into 70mm fibers, putting the fibers into a stainless steel vessel, adding a sodium bicarbonate solution and stirring for 60 minutes; 2, cleaning jute fibers and drying the jute fibers; 3, adding warm water at a temperature of 30 DEG C, performing constant-temperature bath for 60 minutes, adding 1% constant temperature bath and 0.1% ceric ammonium nitrate, cleaning, and then drying; 4, putting the jute fibers on fur machine equipment, and performing shredding mixing on the jute fibers and polypropylene fibers; 5, carding the fibers into a net shape by use of a carding machine; 6, paving the fibers to form a multilayer net body with weight per square meter of 1500g; 7, paving polypropylene fabrics on both sides as surface layers, and performing reciprocating reinforcement by use of a needling machine; and 8, pressing to prepare an automobile trim material sectional material by use of die pressing equipment. The automobile trim material produced by the method is low in price, is capable of adsorbing sound and insulating heat, is high in rigidity, durable in use, simple in technological process and free from environmental pollution.

The invention provides a preparation method for preparing a nylon porous material on a large scale. The preparation method is characterized in that the selected raw material is nylon, the preparation process is simple and efficient, water in the production process can be repeatedly utilized, and the preparation method conforms to the environment-friendly concept. The nylon is dissolved by using anhydrous formic acid, and a sodium bicarbonate solution is added for foaming to obtain the porous material which is of a three-dimensional porous structure and has excellent performance. The prepared nylon porous material has the advantages of being low in density, high in porosity, low in heat conductivity, high in specific surface area and the like. Compared with aerogel and other porous materials, the preparation method for preparing the porous material is simple, and low-cost large-scale production can be achieved. The method can be used in heat preservation, heat insulation, marine petroleum pollution treatment, catalyst carriers, sound absorption and shock absorption buffer materials and other fields, and has wide application prospects.

The invention discloses a black tea meal replacing cookie with intestine and stomach coordinating and slimming and shaping functions. The black tea meal replacing cookie is mainly prepared through the following raw materials in parts by weight: 20-50 parts of flour, 1-10 parts of green bean flour, 1-20 parts of soybean meal, 10-20 parts of anhydrous butter, 1-20 parts of egg, 1-10 parts of white sugar, 1-10 parts of fructo-oligosaccharide, 0.1-0.5 part of sodium bicarbonate, 0.1-2 parts of lemon peel dietary fiber, 1-10 parts of wheat bran dietary fiber, 1-5 parts of collagen, 1-10 parts of whey protein, 0.1-0.5 part of soybean lecithin, 0.1-0.5 part of sodium chloride, 1-10 parts of black tea, 1-10 parts of rivier giantarum rhizome, 1-5 parts of radix adenophorae, and 1-5 parts of coix seeds. The a black tea meal replacing cookie has the dual functions of slimming and shaping and intestine and stomach coordinating.

The invention discloses a preparation method of composite acrylate emulsion. The preparation method comprises the following steps: adding polyoxyethylene octyl phenol ether-10, lauryl sodium sulfate and ammonium persulfate into an emulsifying kettle; adding deionized water, stirring and dissolving, sequentially adding butyl acrylate, methyl methacrylate and methacrylic acid into a pre-emulsifyingkettle, stirring and emulsifying to obtain pre-emulsion of the monomer; sequentially adding sodium bicarbonate and deionized water into a polymerizing pot, starting stirring to dissolve, and placing in a 50 DEG C water bath; filling in a constant pressure dropping funnel, weighing 5 parts of the prepared monomer pre-emulsion, adding into the polymerizing pot, adding a modified nano-hydroxyapatitematerial, weighing ammonium persulfate and dissolving into water, slowly adding into the polymerizing pot, regulating the temperature of the water bath to 82 DEG C, slowly raising the temperature to 82 DEG C, slowly dropwise adding the monomer pre-emulsion, washing the pre-emulsifying kettle, dropwise adding into the polymerizing pot, and regulating the pH value to 8 with ammonium hydroxide, thereby obtaining the composite nano acrylate emulsion.

The extraction process of plant mildew-proof preservative includes crushing lilac flower, soaking in water, distilling to obtain distillate, the first extraction of the distillate with solvent, the second extraction of the supernatant with sodium bicarbonate, the third extraction of the second supernatant with sodium bicarbonate, and volatilizing the solvent in the lower layer to obtain the plant mildew-proof preservative. The plant mildew-proof preservative has obvious and lasting inhibition on blue mold and Aspergillus niger with serious infection to cut of fruit and vegetable, has active effective period as long as 15 months, and may be used in preserve various kinds of fruits and vegetable.

The invention discloses a copper material surface detergent, which is characterized in that active ingredients mainly comprise the following ingredients and parts in mass: 10-13 parts of non-ionic surface active agent, 10-20 parts of anionic surfactant, 8-10 parts of silicon dioxide grinding agent, 0.1-2 parts of stabilizer, 5-8 parts of sulfamic acid, 5-10 parts of corrosion inhibitor and 2-5 parts of sodium bicarbonate. The copper material surface detergent is safe, easy to use and convenient; the non-ionic surface active agent and the anionic surfactant are adopted for compounding, so that the detergency is good, and the system can be stable for a long time due to the addition of the stabilizer; and since the silicon dioxide grinding agent with a particular grain diameter is added, the bright effect of the product can be strengthened.

The invention discloses a dry powder extinguishing agent and a preparation method thereof. The dry powder extinguishing agent comprises the following materials in percentage by weight: 80% of B-Mg sludge, 6% of sodium bicarbonate, 8% of potassium nitrate, 1% of sulfamic acid and 5% of an anti-blushing agent. The preparation method of the dry powder extinguishing agent comprises the following steps: S1, smashing the raw material B-Mg sludge; S2, through metering, adding 80% of B-Mg sludge, 6% of sodium bicarbonate, 8% of potassium nitrate, 1% of sulfamic acid and 5% of an anti-blushing agent ina mixing silicification device for mixing silicification; S3, drying the material subjected to silicification; S4, sieving the dried material; and S5, packaging the sieved material and metering to obtain a finished product. According to the dry powder extinguishing agent and the preparation method thereof, B-Mg sludge generated during the production process of a borax factory is utilized, the resource is reasonably utilized, the molecular particle size of B-Mg sludge is smaller than 15 microns, and a plurality of holes are formed in the surface, so that the surface contact area is increased and the adsorption capacity is high.

The invention provides an oral composition for whitening teeth. The oral composition comprises common components and effective components, wherein the effective components comprise sodium bicarbonateand a potassium salt; the potassium salt comprises one or more of potassium nitrate, potassium oxalate, potassium citrate, potassium chloride and potassium phosphate. According to the oral compositionprovided by the invention, sodium bicarbonate with a whitening effect and the potassium salt with an anti-allergy effect are adopted, so that the discomfort to gingiva can be effectively reduced. Besides, the invention also provides a flexible film patch for whitening the teeth; the flexible film patch is more stable, easy to integrally remove after use and convenient to clean by adopting a modeof integrating the oral composition and the reticular fiber layer into a whole.

The invention provides a cotton-fiber anionic modifier, a preparation method thereof and a dyeing process, and belongs to the field of cotton cloth modification dyeing, solving existing problems suchas large pollution caused by using cotton-fiber cationic modifiers to modify cotton cloth. The preparation method of the cotton-fiber anionic modifier is characterized by including the following steps: adding water, crushed ice and melamine into a first beaker, and stirring for 1-2 hours; adding water and p-aminobenzene sulfonic acid into a second beaker, and regulating the pH value by hydrochloric acid to 5-6 to make a solution transparent; adding the p-aminobenzene sulfonic acid hydrochloride in the second beaker into the first beaker, completing dropwise adding within 1-2 hours, keeping thetemperature below 5 DEG C, and carrying out a condensation reaction until the reaction ends; regulating the system pH value by sodium bicarbonate to 7-8; adding 25-40% of neutral salt according to volume to salt out; stirring for 1-2 hours, performing filter pressing, and drying a filter cake. The cotton-fiber anionic modifier has the advantages of small pollution and the like.

The invention discloses a food containing rich asparagus protein and belongs to the field of food processing. A minced-fish product comprises the following components in parts by weight: 10 parts of fish meat, 6-10 parts of potato starch, 10-15 parts of asparagus protein, 3-6 parts of granulated sugar, 2-4 parts of salt, 0.2-0.4 part of transglutaminase, 0.5-1.0 part of carrageenan, 0.4-0.8 part of sodium bicarbonate, 0.4-0.8 part of composite phosphate, 5-10 parts of iced water and 0.7-1.0 part of seasoning liquid. The asparagus is crushed by using a masher, alkali extraction and acid precipitation are utilized for extracting the asparagus protein. The minced fish product containing rich asparagus protein is rich in nutrition, high in protein content, resistant in storage resistance, good in gelling property and good in mouthfeel, well maintains the freshness of raw fish, can provide stable-quality materials for the processing industry of the minced fish product and has wide market prospect.

The invention provides diacetyl tartaric acid ester of mono(di)glyceride fried bread stick bulking agents. The diacetyl tartaric acid ester of mono(di)glyceride fried bread stick bulking agents are characterized in that the fried bread stick bulking agents include, by weight, 10-20 parts of diacetyl tartaric acid ester of mono(di)glyceride, 30-50 parts of sodium bicarbonate, 15-26 parts of octadecyl amine acetate, 1-2 parts of sodium benzylnaphtthalene sulfonate, 1-2 parts of polyethylene wax, 1-2 parts of chlorinated paraffin, 1-2 parts of lecithin, 1-2 parts of calcium chloride, 1-2 parts of sodium polyacrylate, 1-2 parts of ammonium chloride, 1-2 parts of alkyl phosphoric acid sodium salt, 1-2 parts of halogen phosphate and 1-2 parts of alkyl polyoxyethylene ether. The diacetyl tartaric acid ester of mono(di)glyceride fried bread stick bulking agents have the advantages that raw materials are easy to get, and the bulking agents are low in cost, free of aluminum, friendly to environment, convenient to use and good in effect.

The invention discloses tenebrio molitor pet turtle feed and a preparation method thereof. The tenebrio molitor pet turtle feed consists of the following raw materials in parts by weight: 15-20 parts of tenebrio molitor powder, 20-30 parts of fish bone powder, 10-15 parts of fish meat paste, 0.1-0.2 part of pilos antler, 0.2-0.4 part of codonopsis pilosula, 2-4 parts of zoysia japonica powder, 3-6 parts of paspalum conjugatum powder, 2-4 parts of honeysuckle flowers, 0.3-0.5 part of atractylodes macrocephala and 0.4-0.6 part of sodium bicarbonate. By adopting the scheme, the tenebrio molitor pet turtle feed is scientific and reasonable in formula, beneficial elements can be relatively sufficiently mixed, the prepared feed granules are fluffy and easy for pets to digest, growth requirements of pet turtles in different periods can be met, growth of pet turtles can be promoted, the feed is convenient to manage and prepare, and the cost of the feed can be effectively controlled.

The invention discloses a fireproof distributed photovoltaic grid-connected cabinet, and relates to the technical field of grid-connected cabinets. The fireproof distributed photovoltaic grid-connected cabinet comprises a grid-connected cabinet body, and at least one fire extinguishing box body is arranged at the top end of the grid-connected cabinet body. When the number of the fire extinguishing box bodies is two or more, the fire extinguishing box bodies are located on the same plane. Partition plates are symmetrically hinged in the fire extinguishing box bodies, a thermal expansion type fire extinguishing medium fills the gaps between the fire extinguishing box bodies and partition plates, and elastic material spraying assemblies for sensing air pressure movement are arranged in the fire extinguishing box bodies. The thermal expansion type fire extinguishing medium is arranged and is decomposed into carbon dioxide, and under the action of the carbon dioxide, the space air pressure in the upper cavity is gradually increased until the elastic force of the springs is overcome to drive the partition plates on the two sides to move downwards and be separated. In the separation process, the carbon dioxide gas and sodium bicarbonate particles in the upper cavity can penetrate through the channel to descend and enter the grid-connected cabinet body, and the carbon dioxide gas covers the surface of a comburent to play a role in flame retardance.

The invention provides a denim fabric printing and dyeing process. The technical problems in the conventional printing and dyeing process that the fabric dye-uptake is low, the fabric easily fades due to repeated washing, the printing and dyeing effect is poor, and the like are solved. The denim fabric printing and dyeing process comprises the following steps: a, size mixing and printing, namely mixing printing paste, matching coating printing paste and sulfur dyestuff printing paste, printing a gray fabric through a decorating machine, and drying at the temperature of 90-98 DEG C; b, ageing, ageing the printed gray fabric through an ageing box at the temperature of 102-108 DEG C for 18-30 minutes; c, soaking, namely soaking the aged gray fabric by using sodium bicarbonate, and adding activated carbon; d, washing, namely washing the soaked gray fabric with hot water, soaping, cleaning with clean water, and finally, cleaning with clean water and dewatering; and e, drying, namely drying the washed gray fabric through a drying oven, wherein the drying temperature is 80-90 DEG C, and the drying time is 14-20 minutes, thereby obtaining the finished denim fabric. The denim fabric printing and dyeing process disclosed by the invention has the advantage of excellent printing effect.

The invention discloses a photosynthetic bacterium medium formula which comprises 1.0g of ammonia chloride, 0.5g of dipotassium hydrogen phosphate, 0.2g of magnesium chloride, 2g of sodium chloride, 0.1g of a yeast extract and 900mL of water. After all the components are uniformly dissolved, sterilization is performed for 20min, then filtered 5.0g sodium bicarbonate/50mL water and 50mL filtered ethanol are aseptically added, and then filtered 0.1N phosphoric acid is used to regulate a pH value to be 7.0 to obtain the photosynthetic bacterium medium formula. A product produced by the photosynthetic bacterium medium formula is not layered up and down, is uniform in color and does not have the any wall adhesion phenomenon; and as for the product produced by the photosynthetic bacterium mediumformula, the color is deeper and bright without parti-colour.