13 results about "Compound organic" patented technology

This invention discloses a weather-resistant, high-hardness composite anti-corrosion coating and its preparation method, belonging to the field of anti-corrosion coating technology. The preparation method includes: firstly, synthesizing an epoxy resin containing dynamic disulfide bonds by reacting dithiodibenzoic acid and epichlorohydrin in an alkaline aqueous phase; secondly, constructing a low surface energy siloxane network using hydroxyl-terminated polydimethylsiloxane and methyltriethoxysilane; subsequently, introducing chlorzoxazone and N-acetyl-p-aminophenol as composite organic corrosion inhibitors, blending them with the resin to obtain a composite base material; finally, adding graphene, carbon nanotubes, and inorganic anti-corrosion fillers, and cross-linking and curing to form a film using a polyamine curing agent. This invention suppresses microcracks through the dynamic stress relief of disulfide bonds, combined with the weather-resistant barrier of the siloxane network, the active interface passivation of the heteroatom corrosion inhibitor, and the three-dimensional synergistic mechanical bonding of carbon-based nanomaterials, achieving a perfect unity of ultra-strong corrosion resistance, excellent weather resistance, and high mechanical hardness in the coating.

The present application provides a method for extracting complex organic acid from the waste liquid of the extract of Rubus corchorifolius L.f. The waste liquid of the column chromatography effluent of the Rubus corchorifolius L.f. extract is taken, the specific gravity of the secondary waste liquid is adjusted to obtain the column loading liquid, the column loading liquid is passed through a resin column A, water washing is performed, the column effluent and the water washing liquid are collected to obtain a combined liquid 1, the combined liquid 1 is passed through a resin column B, water washing is performed, reagent C is used for elution, and the eluate is collected. The combined liquid 2 is obtained by passing through a resin column D and collecting the effluent and the water washing liquid, vacuum concentration is performed, crystallization is performed, and filtration is performed to obtain quinic acid.

The present application relates to the technical field of agricultural liquid fertilizer, and specifically relates to a water-soluble organic suspended silicon liquid fertilizer, which is composed of a silicon source, a compounded organic carrier, a composite dispersion stabilizer, a defoaming agent and water; the compounded organic carrier comprises humic acid and amino acid; the composite dispersion stabilizer comprises sodium lignosulfonate and xanthan gum; the silicon source comprises potassium silicate; the weight of each component is as follows: potassium silicate 6-12 parts, humic acid 3-5 parts, amino acid 2-3 parts, sodium lignosulfonate 0.8-1.5 parts, xanthan gum 0.3-0.5 parts, defoaming agent 0.08-0.12 parts, and water is supplemented to 100 parts. The present application is designed in cooperation with the compounded organic carrier and the composite dispersion stabilizer, the organic carrier and the silicon source form a stable complex structure, the composite dispersion stabilizer inhibits the agglomeration of silicon particles through component cooperation, and a low-temperature aging process is matched, so that the suspension stability of the product is greatly improved.

The application discloses a kind of multi-particle grade iron tailings composite organic matrix and its preparation method and application, belong to the technical field of composite organic matrix, the application uses multi-particle grade tailings (fine tailings, total tailings and fine tailings) Collaborative compound agricultural organic matter, by the gradation optimization of coarse and fine particles, build stable, continuous pore structure, realize the collaborative improvement of aeration and water retention capacity;At the same time, using the adsorption and buffering effect of organic matter, effectively dilute the soluble salt concentration in the matrix, reduce the risk of salt stress, create a suitable environment for plant growth. With the increase of total tailings / fine tailings ratio, the matrix conductivity decreases, the bulk density increases, the aeration porosity improves, and the water holding porosity remains relatively stable, indicating that the ratio of multi-particle grade tailings can improve the physical and chemical properties of the matrix.

The present application provides a method for extracting phenolic substances from coal tar, which comprises: primary extraction: extracting poor phenol oil by using a composite organic amine aqueous solution to obtain a dephenolized oil A and a rich phenol extraction phase A; secondary extraction: extracting a rich phenol fraction oil by using the rich phenol extraction phase A to obtain a dephenolized oil B and a rich phenol extraction phase B, wherein the poor phenol oil is obtained by mixing coal tar and the dephenolized oil B, and the rich phenol fraction oil is a fraction oil of the coal tar; acidification: acidifying the rich phenol extraction phase B by using an acidifying agent to obtain a crude phenol oil C and a composite organic amine aqueous solution rich in the acidifying agent through separation; and extractant regeneration: removing the acidifying agent from the composite organic amine aqueous solution rich in the acidifying agent to obtain the composite organic amine aqueous solution for recycling in the primary extraction step. The method of the present application is resource-saving, green and pollution-free, has low process energy consumption, and the crude phenol oil product has high purity.

This invention discloses an oligopeptide polyamine coordination complex organic ferrous sulfate aqueous solution, its preparation method, and its application, belonging to the field of agricultural functional water-soluble fertilizer technology. This invention uses a polyamine coordination compound with a pH of 8.5-10.0, plant / animal-derived small molecule oligopeptides with a molecular weight of 300-450 Da and antioxidant activity, and ferrous sulfate heptahydrate as main raw materials, and employs a two-step method with nitrogen protection, segmented temperature control, and a fixed feeding sequence. This invention utilizes the synergistic effect of the antioxidant and reducing properties of the oligopeptide and the basic coordination effect of the polyamine coordination compound to construct a two-site complex structure, effectively inhibiting Fe... 2+ Oxidative inactivation enhances the stability of product complexation and the efficiency of targeted translocation within the crop, significantly improving iron deficiency chlorosis, premature aging, and chlorosis in crops. It also promotes the physiological activity of biological enzymes within the crop, accelerates cell proliferation, and enhances the crop's resistance to stress and disease. This invention utilizes readily available raw materials, precise process parameters, and strong controllability.

The application belongs to the field of compound organic synthesis, and particularly relates to a synthesis method of 3-(difluoromethyl)-1-methyl-1H-pyrazole-4-carboxylic acid. The application provides a new method for synthesizing 3-(difluoromethyl)-1-methyl-1H-pyrazole-4-carboxylic acid, wherein inexpensive propargylic acid is selected as a reaction material in a reaction process, and the synthesis method is simple. In the application, the 3-(difluoromethyl)-1-methyl-1H-pyrazole-4-carboxylic acid is synthesized by using more inexpensive difluoromonochloromethane and carbon monoxide for the first time, the 3-(difluoromethyl)-1-methyl-1H-pyrazole-4-carboxylic acid is low in price, high in reaction selectivity, low in generation of three wastes, high in economic value and environmental protection value, and more suitable for industrialized production.

This invention discloses a polyamide composition, its preparation method, and its application, belonging to the field of polymer materials technology. The polyamide composition uses melamine cyanurate as a halogen-free flame retardant in the product, while compounding organic colorants with specific pH and introducing fluorescent whitening agents. This not only makes the flame retardant components of the product highly stable and less prone to thermal precipitation under thermal conditions, but also minimizes the color difference of the product after heating and baking. During mass production and processing, batch-to-batch color stability control can be achieved.

This invention discloses a microemulsion-type stainless steel cleaning agent and its preparation method, relating to the fields of metal surface treatment and fine chemical technology. The cleaning agent is prepared from the following raw materials in weight percentages: 5%~10% complex organic acid, 1%~3% gluconolactone, 3%~6% microemulsifying surfactant, 2%~4% solubilizer, 0.5%~1.5% corrosion inhibitor, 1%~2.5% penetrant, 1%~3% chelating-reducing bifunctional auxiliaries, 0.3%~1.5% pH adjuster, with the balance being deionized water. The complex organic acid is a mixture of citric acid and tartaric acid, malic acid, or glycolic acid; the chelating-reducing bifunctional auxiliaries are ascorbic acid or isoascorbic acid. This cleaning agent is a bicontinuous medium-phase microemulsion with a pH of 6.5~7.5. Through synergistic formulation and a unique preparation process, the cleaning agent of this invention achieves gentle, efficient, and environmentally friendly cleaning on stainless steel surfaces, effectively removing oil, oxides, and scale without corrosion or residue.

The application discloses a multifunctional industrial cleaning agent compounding process method. The method comprises the following steps: S1, dispersing nanometer colloidal cerium dioxide in deionized water and low-carbon alcohol additives, and obtaining a nanometer precursor liquid A through ultrasonic treatment; S2, mixing a gemini surfactant, a temperature-sensitive nonionic surfactant and a composite organic acid, and stirring to obtain a mixed liquid B; S3, adding the mixed liquid B into the nanometer precursor liquid A at 40-50 DEG C, and forming a core-shell structure microemulsion drop through high shear emulsification; and S4, adding an inhibition synergist and a defoaming agent after cooling, and stirring and ripening to obtain a finished product. The cleaning agent prepared by the application has the core-shell structure microemulsion drop, the particle size distribution D50 is 50-100 nm, the polydispersity coefficient PDI is less than 0.15, the storage stability is good, the oil removal rate is greater than 99%, the rust removal rate is greater than 98%, the corrosion rate is low, and the cleaning agent can be widely applied to one-step cleaning of complex metal components in the fields of aerospace, shipbuilding, precision machining and the like.

The invention discloses a nuclear power cooling liquid preparation method, which comprises the preparation of a base material, the preparation of a base liquid, mineral type base oil, 2, 6-butylated hydroxytoluene, an antioxidant, dimethyl silicone oil and polyisobutylene-bis-succinimide, the base oil is prepared by mixing ethylene glycol, water, 5-sulfosalicylic acid and silicone oil, and the base liquid is prepared by mixing the mineral type base oil, the 2, 6-butylated hydroxytoluene, the antioxidant, the dimethyl silicone oil and the polyisobutylene-bis-succinimide. The corrosion inhibitor comprises a non-ionic dispersant, nanoparticles, a corrosion inhibitor and a solvent. The modified composite organic amine corrosion inhibitor prepared through a large number of experimental studies is low in corrosion inhibitor dosage, good in corrosion inhibition effect, easy to biodegrade, easy in raw material obtaining and capable of having corrosion inhibition and scale inhibition dual performance in a wide PH range.

This invention belongs to the field of compound organic fertilizer technology, specifically relating to a compound organic fertilizer for improving saline-alkali soil and its preparation method. The compound organic fertilizer for improving saline-alkali soil of this invention comprises the following raw materials by weight: 40-50 parts plant straw, 10-15 parts urea, 5-10 parts humic acid, 3-8 parts modified bentonite, 5-10 parts compound microbial agent, and 2-5 parts regulator. This invention features strong component synergy and long-lasting stable effects. The regulator and modified bentonite not only reduce soil salt concentration and pH value, but also provide an organic carbon source, improving the improvement effect on saline-alkali soil. Furthermore, the modified bentonite can significantly enhance soil water retention capacity, improve soil structure, slow nutrient loss, and improve the soil environment; it has good prospects for widespread application.