| Nashriyot | Тошкент кимё-технология институти |
|---|---|
| Shahar | Toshkent |
| ISSN | 1992-9498 |
| e-ISSN | 2181-1121 |
| Tashkil etilgan | 2003 |
| Nashr tillari | Ingliz, O‘zbek |
| Nashr davriyligi | Yiliga 4 marta |
| Ilmiy sohalari | Farmatsevtika, Kimyo |
| OAK ixtisoslik kodi | 15.00.00 (Фармацевтика фанлари), 02.00.00 (Кимё фанлари) |
| Jurnal turi | Миллий |
| OAK holati | Ro‘yxatda |
| Maqolalar indeksda | 390 (2018–2026) |
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Kimyo va kimyo texnologiyasi — rasmiy sayti
Presents studies of the processesof interactionof heterogeneous catalytic acetylene and formaldehyd eto butyn-2-diol-1,4 usinga copper-vismut-nickel-kaolin, copper-vismut-cobolt-kaolin, copper-vismut-nickel-bentonit…
Hydrolysis of rice husk for the purpose of extraction of biopolymers is used to influence the technological and rheological properties of drilling fluids. The dependence of the yield of biopolymers on the type and…
The features of the technological aspects of the production of injection molded polymer materials for the bottom of footwear are investigated. The actions of composite components, especially polyolefins, as part of a…
Sorption of palladium by sorption materials of various origin from concentrated sulfuric acid solutions has been studied. Elution of palladium from sorption materials was carried out with solutions of ammonia and…
The production technology of a diagnostic agent for determining iodine deficiency has been developed. Established regulatory specifications for the iodine-dextrin capsules, to control the quality of the product. It can…
A resource and energy saving technology for obtaining white cement has been developed. It has been shown that the introduction of 10% phosphoangihydrate and 20-30% clay and up to 20% sulfoxlicer increases the whiteness…
It was shown the possibility of thermal alkaline fertilizers, and a technological scheme has been proposed, and the material balance of the process has been calculated. The process of obtaining thermophosphate…
The process of extraction of the sum of flavonoids from the aerial part of Glycyrrhiza glabra was studied. The optimal regimes of extraction were identified by the method of mathematical planning of the experiment by…
Phototoxic metal complexes (Mo (VI), Zn, Cu and Co (II)) with harmine and harmaline have been studied by electron spectroscopy and PMR. Garmaline predominantly protonated in acid media and formed onium compounds…
It is established that in the process of cotton seed kernels rolling the degree of destruction of globules and oil spheros, as well as the degree of lobe grinding, depends exponentially on the moisture and oil content…
A derivative of allyl ether 2-chlorophenyl-azo-(21-methyl-51-isopropyl-41-phenol) was synthesized based on the interaction of allyl chloride with 2-chlorophenyl-azo-(21-methyl-51-isopropyl - phenol - 41) in the presence…
The investigated differences in the physicochemical parameters of the foressic oil, obtained from low-grade cottonseed seeds, have revealed the need to improve the current technology for obtaining and processing oils…
The possibility of the most complete extraction of flavonoids from Bidentis tripartite was studied, as a result: 70% ethyl alcohol was chosen as the effective solvent; it was determined that the degree of crushing of…
X-ray studies have established that as a result of the thermal impact on the quartz-pyrophyllite rocks of the Boynxaksa deposit, the decomposition of the pyrophyllite phase begins at temperatures above 600 °C. The…
The article presents the data of experimental studies on testing the technical state of ball cement mills with dimensions 4.0х13.5 m. It is established that the correct selection of the weighted average diameter and the…
The composition of raw batch cement clinker on the basis of non-traditional local raw material – diabase is developed. The calculation of a four-component feed mixture was made and a clinker with activity at steaming…
By the consideration of criteria equations of Archimedes and Reynolds defined options for the establishment of the fluidized bed and addressed the issues of determining the speed of ash particles. The correlation…
Fireclay ceramic materials based on the graphite-kaolin system were synthesized using graphite concentrate of Zakhchakhona site and enriched kaolin AKF-78 of the Angren deposit with refractoriness more than 1750 оС. The…
The technology of processing of natural dolomite to magnesium nitrate solution form is developed. It is shown that the nitric acid solution of dolomite after complete or partial removal of calcium ions can be used as…
By the reaction of 1-aminoanthaquinone and 2-aminoanthraquinone with phenylisothiocyanate, halogen-, nitrobenzoylisothiocyanates in dimethylformamide by heating at 90 ˚C for 5 hours, the corresponding derivatives – 1,3…
In the article the results of the modification of stiff polyurethane foam with hydroxyl containing ammonium oligomers have been presented. The influence of duration of synthesis and concentration of…
The reactions of the preparation of α- (phenyl-azo) -allyl ester of β-naphthol, by the interaction of aniline with β-naphthol, and its alkylation with allyl chloride, the mechanism, and also the use as a pigment are…
The structure of glasses synthesized in the R2O-RO-CaF2-P2O5-Al2O3-SiO2 system was studied by scanning electron microscopy. Glasses have a complex heterogeneous structure associated with the formation of germinal or…
In this work, bioactive alkali free glass was synthesized in the RO-CaF2-P2O5-Al2O3-SiO2 system and the results of crystallization of glass in the temperature range 700-1000 °C were investigated. The glass…
On the basis of distilled fatty acids, their nitriles were synthesized and hydrogenated by hydrogen at 5,472- 5,674 МPa pressure was converted to primary aliphatic amines with a purity of 98%.
The Infra-Red Drying Process has been developed in the form of the equation of the first order in the form of a mathematical model. It is established that the use of infrared radiation together with convective drying in…
The synthesis of mixed amid of complexed compounds ofmagnium nitrate with formamide, carbamide and tiocarbamide was performed in this study. The composition, individual as well as methods of formamide, carbamide…
In the following article the developed new thickener are studied based on hydrolyzed acrylic emulsion (HAE), uzchitan and carboxymethyl starch for printing mixed fabrics cotton-silk. Investigated coloristic property…
The synthesis of pyridine bases based on primary, secondary and tertiary acetylenic alcohols and ammonia in the presence of catalysts of the TSFXA series was studied. It was determined that the selective catalyst for…
The reaction of obtaining the copper-zinc complex of HEDP in the presence of glycerol and EPA was studied in various ratios of the initial reagents. The dependences between effectiveness of inhibiting and ratio of Cu…
By polymerization of melamine and furfural in the presence of diphenylamine there was obtained new weakly basic anion exchanger. There was investigated the basic physicochemical properties of anion exchanger. With the…
The results of studies of the effect of fillers from branch kaolins of various grades on the performance properties of composite polymer materials are presented. Optimum amounts of fillers in the composite polymer…
The results of research on the use and return technogenic microsilica into the process of producing silicon metal and ferrosilicon are presented. The chemical composition and granulometric structure, physical and…
The influence of the glass and basalt fibers on the thermal properties of polypropylene was studied. It is estimated the effect type of concentration of fillers on the thermal properties of base polypropylene.
It is established that in the process of grinding the kernel of cotton seeds, a partial destruction of globules and spheroids of oil occurs before rolling them. At the same time, the greatest damage is observed during…