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258results about How to "Adjust pH value" patented technology

Saline-alkali land soil conditioner and preparation method thereof

The invention discloses a saline-alkali land soil conditioner and a preparation method thereof. The saline-alkali land soil conditioner is prepared by adding water in citric acid, polymaleic acid-acrylic acid copolymer, sodium polycrylate and fatty alcohol-polyoxyethylene ether. The preparation method comprises the following steps: weighing raw materials in weight proportioning; adding partial water in a reaction kettle for heating to 50-60 DEG C; adding the fatty alcohol-polyoxyethylene ether, the polymaleic acid-acrylic acid copolymer, the sodium polycrylate and the citric acid in the reaction kettle in turn for fully dissolving; subsequently, adding rest water in the reaction kettle and cooling to 20 DEG C; and after sampling and qualified inspection, measuring and packaging to form a finished product. By using the conditioner, the physical and chemical properties of the saline-alkali soil are obviously improved, heavy metal ions are complexed, emulsification and oil removal are achieved, salinity infiltration is accelerated, alkaline of soil is neutralized, and the pH value is regulated; and the desalination amount of the conditioner can reach above 50%, and the conditioner has the advantages of short improvement period, durable management effect and universality, saves water, increases benefits, yield and income and is environment-friendly.
Owner:新疆昆仑雷士农业科技有限公司

Natural plant enzyme preparation

The invention discloses a natural plant enzyme preparation and relates to the field of biological medicines. The natural plant enzyme preparation is characterized by comprising the following components (by weight percent): 2%-15% of enzyme powder, 70%-90% of water-soluble dietary fiber and 0%-20% of fructooligosaccharides. The natural plant enzyme preparation has the characteristics of improving the abnormal conditions of red blood cells and activating the activity ability of white blood cells.
Owner:DALIAN QUANZHI BIOLOGICAL TECH

Composite powdery calcium sulphate sewage treating agent and preparation method thereof

The invention discloses a composite powered calcium sulfate sewage treatment agent and a method for preparing the same. The sewage treatment agent comprises the following materials in weight portion: 5 to 10 portions of tartaric acid, 3 to 5 portions of malic acid, 60 to 70 portions of calcium sulfate, 10 to 15 portions of magnesium carbonate, 10 to 20 positions of calcium carbonate, 10 to 20 portions of ferric chloride, 10 to 20 portions of calcium oxide and 2 to 3 portions of polyacrylamide. The method is to mix the materials. Compared with the prior art, the sewage treatment agent and the method have the advantages of multifunction, high efficiency, environment protection, quick sewage treatment speed, short treatment time, broad-spectrum and high-efficiency removal of various pollutants and harmful substances and strong adaptively to the sewage muddiness, wide pH value range and wide water temperature change of the sewage. The sewage treatment agent and the method have high alkalization degree, small corrosion, convenient production and no pollution in the production process, simple product package, convenient transportation and low composite cost.
Owner:WUHU KAIAOER ENVIRONMENTAL PROTECTION TECH

Compound soil conditioner and preparation and use method

The invention discloses a compound soil conditioner and a preparation and use method. The compound soil conditioner comprises the following raw materials by mass percent: 40-60% of decomposed organicfertilizer, 10-20% of fulvic acid, 15-20% of edible mushroom dreg or biogas residue, and 15-20% of a compound microbial agent. The raw materials of the compound soil conditioner are rich, the formulais simple, the cost is low, the effect is good, and the compound soil conditioner is suitable for various types of soils and is convenient for large-area agricultural popularization and application. The compound soil conditioner effectively improves the soil and the soil fertility, the content of organic matters in the soil is increased, the microelement is better promoted to be absorbed by a plant root system, the adverse resistance of the plant is improved, the development of the plant root and the action of the beneficial bacteria are promoted, the ecological environment of the soil is improved, the use amount of a fertilizer is reduced, the utilization rate of the fertilizer is increased, and the quality of an agricultural product is improved.
Owner:营山县智达能源生态环保研究所

Brown fermented milk base material, brown milk beverage and preparation method of brown fermented milk base material

The invention discloses a brown fermented milk base material and a preparation method thereof. The preparation method comprises the following steps: (1) uniformly mixing raw materials to obtain a material liquid, wherein the material liquid comprises following components except for skimmed milk: 0.5-2g / L of low-poly xylose, 0.3-1g / L of sodium bicarbonate and 60-100g / L of fructose syrup; (2) sterilizing the material liquid at 115-123 DEG C for 300 seconds, performing Maillard reaction, cooling to 41-43 DEG C and pouring into a fermentation tank; (3) grafting a yogurt starter, wherein the yogurt starter includes 15-23g / T of Danisco 528, 11-13.7g / T of DSM1821 and 6-8mL / T of lactobacillus plantarum with the CGMCC No. 9405, and fermenting until the acidity is up to 70 degrees to obtain the brown fermented milk base material. A brown milk beverage prepared from the fermented milk base material has the comparable browning effect to similar products in the market and has better flavor, taste and nutrients compared with the similar products in the market; moreover, the production efficiency is greatly improved and the equipment utilization ratio is greatly increased.
Owner:河北新希望天香乳业有限公司

Intelligent rainwater purification landscape system

The invention discloses an intelligent rainwater purification landscape system. The intelligent rainwater purification landscape system comprises a firefighting impounding reservoir, a roof plant greening layer, a wall vertical greening layer, an S-shaped rainwater pipeline, a rainwater falling pipe, a primary deposition oxidization pond, a rainwater storage unit, an intelligent rainwater control module, a solar cell panel and a landscape fountain oxygen aeration unit which are arranged on a roof. According to the technical scheme, rainwater is collected, filtered, stored, purified and used by utilizing different filtering layers, so that the collected and purified rainwater can be used for providing irrigation water for garden greening. The utilization rate of rainwater resources can be improved, the municipal water consumption problem can be relieved, and the rainwater resource waste and urban water logging problems can be solved while landscapes are formed.
Owner:ANQING NORMAL UNIV

In-situ remediation method for water in black and odorous river

An in-situ remediation method for water in a black and odorous river comprises steps as follows: (1), pollution indexes of the water in the river are detected; (2), the river is pre-treated, the water in the black and odorous river is oxygenized in a biological oxygen enrichment method, and the concentration of dissolved oxygen in a river aquatic system is kept between 2 mg / L and 8 mg / l; (3), carbon fiber ecological grass is laid in the black and odorous river in the downstream direction, one end of the carbon fiber ecological grass is fixed on an iron framework, the iron framework is fixed at the bottom of the river through a weight or an anchor, and the laying density of the carbon fiber ecological grass is 40 cm<2> / L after biofilm formation; (4), after primary biofilm formation of the carbon fiber ecological grass in 3-5 days, cultured indigenous microorganisms are sprayed to starting ends of different water area sections of the black and odorous river in a liquid water-surface spraying manner, the microorganism feeding area accounts for 41% of the water area, and the ratio of fed microorganisms to water amount in areas with different water quality is (2-5):104. The in-situ remediation method solves the increasingly serious blackening and odor problem of the river, and the water remediation method is low in development cost and operation expense and safe.
Owner:江苏青禾环境修复有限公司

Method for preparing novel biological fertilizer from processing waste of feather

InactiveCN101289341AImprove soil structureImprove water retention capacityFertilizer mixturesNutrientChemistry
The invention discloses a method for preparing a feather-processing residue novel biological organic fertilizer and the steps include: (1) the feather-processing residue is taken as the main raw material, and beneficial organisms flora and water are added; (2) the mixed material is stirred and hermetically fermented; (3) quality is controlled; (4) deodorization is carried out; (5) drying is carried out; (6) the fertilizer is formed and packed The method is characterized in that in the hermetical circumstance, the feather dusts rich in solid proteins are fermented and decomposed in the artificially added beneficial organisms flora, and the fermentation process kills pernicious bacteria and ascarid eggs by utilizing the interaction among bacteria to prepare the novel biological organic fertilizer with a plurality of beneficial flora. The novel biological organic fertilizer thus prepared contains abundant organic matters, beneficial flora and secondary and micro-nutrients, and can, after being applied, effectively improve the structure of soils, enhance the fertilizer conserving capacity and the water retaining capacity of soils, facilitate the releasing of the indissoluble nutrients of soils, improve the feeder capability of soils, adjust (buffer) the PH value of soils and improve the adaptability of soils.
Owner:沈伟

Method for producing potassium fulvate organic fertilizer by biological enzyme pretreatment and potassium hydroxide alkaline process wheat straw pulping black liquid extraction

The invention provides a method for producing a potassium fulvate organic fertilizer by biological enzyme pretreatment and potassium hydroxide alkaline process wheat straw pulping black liquid extraction, and belongs to the field of fertilizer production. The method comprises the three parts of pretreating wheat straw pretreatment black liquid by biological enzymes, extracting potassium hydroxide alkali process wheat straw boiling black liquid, and producing a finished product of the potassium fulvate organic fertilizer, wherein the process of pretreating wheat straw pretreatment black liquid by biological enzymes comprises the steps of wet process material preparation, wheat straw pretreatment by biological enzymes, and storage of black light containing rich potassium fulvic acid; the potassium hydroxide alkaline process wheat straw pulping extraction black liquid comprises extrusion of biological enzyme pretreatment wheat straws, mixing of wheat straws and potassium hydroxide medicine liquid in a pre-soaking machine, steaming ball steaming boiling spray discharging, and steamed and boiled black liquid collection and storage. The organic fertilizer production line comprises black liquid evaporation and concentration, guniting pelleting machine treatment, hot and cold sieving system treatment and organic fertilizer finished product packaging. The paper making black liquid is changed from waste into valuable materials; through biological enzyme pretreatment, the high-activity potassium fulvate organic fertilizer is produced.
Owner:宁夏同创秸科生物科技有限公司

High-efficiency environment-friendly nickel stripper and preparation method thereof

InactiveCN103409755AReduce a lot of smokeAvoid toxicNickelOperating environment
The invention discloses a high-efficiency environment-friendly nickel stripper and a preparation method thereof, which solve the problems of low stripping speed and high stripping temperature of a nickel layer and hostile operating environment. Based on 100 parts by weight, the high-efficiency environment-friendly nickel stripper comprises the following substances: 5.19 to 12.82 parts of ethanediamine, 5.19 to 12.82 parts of sodium metanitrobenzene sulfonate, 0.74 to 1.71 parts of citric acid, 1.48 to 2.56 parts of an organic amine additive and 70.09 to 87.40 parts of pure water. The invention also discloses the preparation method of the high-efficiency environment-friendly nickel stripper. According to the high-efficiency environment-friendly nickel stripper and the preparation method thereof, quick stripping of the nickel layer is promoted; in particular, after the organic amine additive is used, the stripping speed of the nickel layer is greatly increased, the stripping temperature is reduced, and a great deal of smoke generated during stripping is reduced.
Owner:英洛华科技股份有限公司

Rose-water-containing astringent and preparation method thereof

The invention discloses rose-water-containing astringent and a preparation method thereof. The rose water in the astringent is prepared by distilling roses and water, wherein the weight of water added into the roses is 8 to 10 times the weight of the roses, the distillation speed based on ratio of liquid distilled out per hour to total water weight is 10 to 20 percent, distillation is performed until the liquid distilled out finally is equal to the weight of the roses, and thus, the rose water is obtained. The astringent is added with natural glycerol, allantoin, complex amino acid and other natural components, so the whitening, moisturizing, skin softening, freckle-lightening effects of the astringent are much obvious. The astringent does not contain any materials that may cause allergy to skin, such as alcohol and preservative, retains the sweet, moist, fresh and elegant fragrance of natural roses and provides a new approach for developing and utilizing roses.
Owner:KUNMING UNIV OF SCI & TECH

Composite powdery blue algae treatment agent and preparation method thereof

The invention discloses a composite powdery blue algae treatment agent and a preparation method thereof. The composite powdery blue algae treatment agent is prepared from the following raw materials in parts by weight: 10-15 parts of dicalcium silicate, 15-40 parts of copper sulfate, 1-30 parts of potassium sulfate, 10-30 parts of aluminum potassium sulfate, 10-30 parts of calcium carbonate, 5-20 parts of malic acid, 10-25 parts of calcium oxide and 1-10 parts of polyacrylamide. The composite powdery blue algae treatment agent disclosed by the invention can remove heavy metal ions, radioactive substances, carcinogenic substances, blue algae, SS (suspended substances), COD (chemical oxygen demand), BOD (biochemical oxygen demand) and other pollutants and harmful substances, which are difficult to treat by using existing common blue algae sewage treatment agents, in a broad-spectrum and high-efficient manner, has a variety of significant effects of decolorization, deodorization, dehydration, deoiling, bacterial removal and the like, and has the advantages of small using quantity, high treatment speed, fast onset of action, low operation cost and very strong applicability to high dirt concentration of soil sewage, wide PH value range and wide sewage temperature changes.
Owner:章云
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