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catalogue:Articles
Search result:
78371-78380 of 79440
periodical press (Magazines)
KAZHMURATOVA A. T.
Kazhmuratova, A. T. Influence of the RAFT Agent on the Reaction Direction of the Copolymerization of Polypropylene Glycol Maleate with Acrylic Acid [Text] / A. T. Kazhmuratova, M. S. Zhunissova , J. Plocek [et al.] // Bulletin of the Karaganda University. Chemistry series. - 2022. - № 3. - Р. 189-197. - Bibliogr.: p. 196-167 ISSN 2518-718Х.
UDC:
54.04
Subject headings
- Chemical properties (and constants)
Annotation
This work demonstrates the capability of synthesizing new polymers based on unsaturated polyester and acrylic acid in the presence of a chain-transfer agent in a dioxane solution
Keywords
unsaturated polyester, polypropylene glycol maleate, acrylic acid, RAFT-polymerization
Kazakhstan
0/0 Free
periodical press (Magazines)
WU C. Y.
Wu, C. Y. Three-Dimensional Fingerprint Spectroscopy Study on the Biopolymer System of Polyphenol Oxidase Binding with Cumalic Acid [Text] / C. Y. Wu, W. О. Ling , Y. C. Yao [et al.] // Bulletin of the Karaganda University. Chemistry series. - 2022. - № 3. - Р. 168-179. - Bibliogr.: p. 176-177 ISSN 2518-718Х.
UDC:
544.4
Subject headings
- Chemical kinetics. Catalysis
Annotation
This study examines the interaction of coumaric acid with polyphenol oxidase, an enzyme that plays a key role in the aging and darkening of plant cells
Keywords
biopolymer, Cu-containing enzyme, coumaric acid, polyphenol oxidase, antioxidant, antioxidant, spectroscopy, tyrosinase, molecular modeling
Kazakhstan
0/0 Free
periodical press (Magazines)
МUSSABAYEVA B. KH.
Мussabayeva, B. Kh. Interpolyelectrolyte Complex Chitosan – Alginate for Soil Structuring [Text] / B. Kh. Мussabayeva, Zh. S. Kassymova; L. K. Orazzhanova [et al.] // Bulletin of the Karaganda University. Chemistry series. - 2022. - № 3. - Р. 102-111. - Bibliogr.: p. 112-113 ISSN 2518-718Х.
UDC:
541.6
Subject headings
- Chemical structure. Dependence of the properties of substances on the chemical structure. Chemistry of high polymers
Annotation
The article presents the results of a vegetation field experiment on soil treatment with an interpolyelectrolyte complex
Keywords
biopolymers, polysaccharides, interpolymer complex, vegetation experience, dark chestnut soil
Kazakhstan
0/0 Free
periodical press (Magazines)
KUDAIBERGENOV S. E.
Kudaibergenov, S. E. The Contribution of Professor Esen Bekturov to Physical Chemistry of Polymers [Text] / S. E. Kudaibergenov // Bulletin of the Karaganda University. Chemistry series. - 2022. - № 3. - Р. 9-13. - Bibliogr.: p. 11-12 ISSN 2518-718Х.
UDC:
929
Subject headings
- Biographical and similar studies
Annotation
The article is dedicated to the 90 th anniversary of Academician Esen Abikenovich Bekturov, a prominent Kazakhstani chemist who has made an outstanding world contribution to the physical chemistry of polymers
Keywords
academician , chemist, scientists, physical chemistry of polymers, scientific activity
Kazakhstan
0/0 Free
periodical press (Magazines)
AVAZOVA O. B.
Avazova, O. B. Polymolecular Complexes of Chitosan with the Bombyx Mori Protein [Text] / O. B. Avazova, R. Yu. Milushevа , I. N. Nurgaliev [et al.] // Bulletin of the Karaganda University. Chemistry series. - 2022. - № 3. - Р. 87-101. - Bibliogr.: p. 99-100 ISSN 2518-718Х.
UDC:
577
Subject headings
- Material foundations of life. Biochemistry. Molecular Biology. Biophysics
Annotation
The interaction of chitosan (ChS) and the Bombyx mori protein on different pH ranges was studied, and the fundamental possibility of obtaining complexes of ChS with the Bombyx mori protein was revealed
Keywords
silk production waste, silkworm pupae, alkaline hydrolysis, protein, chitin, chitosan
Kazakhstan
0/0 Free
periodical press (Magazines)
NURGALIEV I. N.
Nurgaliev, I. N. DFT Study of Chitosan Ascorbate Nanoparticles Structure [Text] / I. N. Nurgaliev // Bulletin of the Karaganda University. Chemistry series . - 2022. - № 3. - Р. 218-226. - Bibliogr.: р. 223-225 ISSN 2518-718Х.
UDC:
541.64
Subject headings
- Chemistry of macromolecules. Products of polymerization, polycondensation and polyaddition reactions
Annotation
This study investigates the interaction of CS monomer with AA and sodium tripolyphosphate using density functional theory during the formation of chitosan ascorbate nanostructure
Keywords
chitosan, ascorbic acid, sodium tripolyphosphate, chitosan ascorbate, nanoparticles, modeling
Kazakhstan
0/0 Free
periodical press (Magazines)
MASHENTSEVA A. A.
Mashentseva, A. A. Application of the Cu@PET Composite Track-Etched Membranes for Catalytic Removal of Cr(VI) Ions [Text] / A. A. Mashentseva, N. A. Aimanova; N. Parmanbek [et al.] // Bulletin of the Karaganda University. Chemistry series . - 2022. - № 3. - Р. 227-238. - Bibliogr.: р. 235-237 ISSN 2518-718Х.
UDC:
544.478
Subject headings
- Catalysts
Annotation
This research examines the features of obtaining composite track-etched membranes based on copper microtubes using various compositions of a deposition solution and various types of reducing agents, such as formaldehyde, dimethylamine borane, glyoxylic acid
Keywords
composite track-etched membranes, catalysts, copper microtubes, chromium removal, template synthesis, electroless plating
Kazakhstan
0/0 Free
periodical press (Magazines)
GALIYEVA A. R.
Galiyeva, A. R. Encapsulation of Isoniazid in Polylactide-Co-Glycolide Nanoparticles by Nanoprecipitation [Text] / A. R. Galiyeva, Ye. M. Tazhbayev , T. S. Zhumagaliyeva [et al.] // Bulletin of the Karaganda University. Chemistry series . - 2022. - № 3. - Р. 208-217. - Bibliogr.: р. 214-216 ISSN 2518-718Х.
UDC:
541.64
Subject headings
- Chemistry of macromolecules. Products of polymerization, polycondensation and polyaddition reactions
Annotation
This work discusses methods for producing polymer nanoparticles of polylactide decoglycolide with the anti-tuberculosis drug (PTD) isoniazid by nanodeposition
Keywords
nanoparticles, polylactide-co-glycolide, isoniazid, nanoprecipitation, hydrophilic drugs, anti-tuberculosis drugs
Kazakhstan
0/0 Free
periodical press (Magazines)
BURKEYEV M. ZH.
Burkeyev, M. Zh. Synthesis and Investigation of the Properties of Polymer-immobilized Silver- and Gold Nanoparticles [Text] / M. Zh. Burkeyev, S. R. Shibayeva , T. O. Khamitova [et al.] // Bulletin of the Karaganda University. Chemistry series . - 2022. - № 3. - Р. 198-207. - Bibliogr.: р. 206 ISSN 2518-718Х.
UDC:
54.04
Subject headings
- Chemical properties (and constants)
Annotation
Metal–polymer composites based on copolymers of polypropylene glycol maleate phthalate with acrylic acid and metallic gold and silver were synthesized for the first time
Keywords
nanocomposites, silver, gold, copolymer, polypropylene glycol maleate phthalate, acrylic acid, metal–polymer complex, antimicrobial activity
Kazakhstan
0/0 Free
periodical press (Magazines)
GANDHI S. P.
Gandhi, S. P. Validated High Performance Thin Layer Chromatography Method for Simultaneous Estimation for Gallic Acid and Quercetin in Polyherbal Blend and Their Quantitative Estimation [Text] / S. P. Gandhi, A. R. Gawhane , S. D. Kapse [et al.] // Bulletin of the Karaganda University. Chemistry Series. - 2022. - № 4. - Р. 54-64. - Bibliogr.: p. 63 ISSN 2518-718Х.
UDC:
543
Subject headings
- Analytical Chemistry
Annotation
Simple, sensitive high performance thin layer chromatography method for the estimation of gallic acid and quercetin in in-house polyherbal blend has been developed and validated
Keywords
gallic acid, quercetin, simultaneous estimation, high performance thin layer chromatography, validation, quantification, polyherbal, extracts
Kazakhstan
0/0 Free
KAZHMURATOVA A. T.
INFLUENCE OF THE RAFT AGENT ON THE REACTION DIRECTION OF THE COPOLYMERIZATION OF POLYPROPYLENE GLYCOL MALEATE WITH ACRYLIC ACID
periodical press (Magazines)
0/0 Free
WU C. Y.
THREE-DIMENSIONAL FINGERPRINT SPECTROSCOPY STUDY ON THE BIOPOLYMER SYSTEM OF POLYPHENOL OXIDASE BINDING WITH CUMALIC ACID
periodical press (Magazines)
0/0 Free
МUSSABAYEVA B. KH.
INTERPOLYELECTROLYTE COMPLEX CHITOSAN – ALGINATE FOR SOIL STRUCTURING
periodical press (Magazines)
0/0 Free
KUDAIBERGENOV S. E.
THE CONTRIBUTION OF PROFESSOR ESEN BEKTUROV TO PHYSICAL CHEMISTRY OF POLYMERS
periodical press (Magazines)
0/0 Free
AVAZOVA O. B.
POLYMOLECULAR COMPLEXES OF CHITOSAN WITH THE BOMBYX MORI PROTEIN
periodical press (Magazines)
0/0 Free
periodical press (Magazines)
0/0 Free
MASHENTSEVA A. A.
APPLICATION OF THE CU@PET COMPOSITE TRACK-ETCHED MEMBRANES FOR CATALYTIC REMOVAL OF CR(VI) IONS
periodical press (Magazines)
0/0 Free
GALIYEVA A. R.
ENCAPSULATION OF ISONIAZID IN POLYLACTIDE-CO-GLYCOLIDE NANOPARTICLES BY NANOPRECIPITATION
periodical press (Magazines)
0/0 Free
BURKEYEV M. ZH.
SYNTHESIS AND INVESTIGATION OF THE PROPERTIES OF POLYMER-IMMOBILIZED SILVER- AND GOLD NANOPARTICLES
periodical press (Magazines)
0/0 Free
GANDHI S. P.
VALIDATED HIGH PERFORMANCE THIN LAYER CHROMATOGRAPHY METHOD FOR SIMULTANEOUS ESTIMATION FOR GALLIC ACID AND QUERCETIN IN POLYHERBAL BLEND AND THEIR QUANTITATIVE ESTIMATION
periodical press (Magazines)
0/0 Free