Articles Vol. 2. Issue 1, 2023

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Uzbekistan Journal of PolymersVol. 2. Issue 1. (2023)

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Uzbekistan Journal of PolymersVol. 2. Issue 1. (2023) 230101

THEORY OF FORMING FIBERS OF POLYMERS: A REVIEW

Nurgaliev I.N., Rashidova S.Sh.


Electrospinning is a versatile and viable technique for generating ultrathin fibers. Modern progress has been made with regard to the development of electrospinning methods and engi-neering of electrospun nanofibers to suit or enable various applications. In this review, the ... Read More

Keywords: Electrospinning, liquid jet, fibers, nanofibers, theory.
 
Uzbekistan Journal of PolymersVol. 2. Issue 1. (2023) 230102

ELECTRICAL CONDUCTIVITY AND PERMITTIVITY OF METAL-POLYMER COMPOSITES

Boymuratov F.Т., Abdurakhmanov U., Isayev X. , Saidqulov D.


The behaviour of conductivity σ and permittivity ε of metal-polymer composites comprising Ni particles dispersed in the phenilon was studied. It is found that the percolation-like behaviour of σ and ε, which is observed when the Ni particles are ... Read More

Keywords: Metal-polymer composites; Nanoparticles; Conductivity; Permittivity
 
Uzbekistan Journal of PolymersVol. 2. Issue 1. (2023) 230103

DEVELOPMENT OF COMPOSITE MATERIALS BASED ON SOME METAL PHOSPHATES

Umarov Sh.Sh., Turaev Kh.Kh., Tojiev P.J., Djalilov A.T.


Despite the small share of nanoparticles in the chemical industry, the demand for modifiers is growing every day. This is due to their high physical, mechanical and operational properties, resistance to aggressive media and their ability to be used ... Read More

Keywords: polypropylene, polyethene, polyamide-66, ammonium polyphosphate, nickel, cobalt, aluminium, iron, zinc oxide, modification, load-deformation temperature, AKM, X-ray diffraction.
 
Uzbekistan Journal of PolymersVol. 2. Issue 1. (2023) 230104

MOVEMENT OF BIOPOLYMER FIBROIN AND CHITOSAN MACROINES IN DIFFERENT FIELDS

Khakkulov J., Kholmuminov A.


Studies to study the displacement of macrons in a gradient field were performed on a "cone-surface" cell rheometer. In this case, according to the Debye criterion, chitosan (ChZ) is diluted by 2% in the ratios СН3СООН:Н2О and FB in ... Read More

Keywords: gradient field, shear stress, chitosan, fibroin, viscosity, electric field.
 
Uzbekistan Journal of PolymersVol. 2. Issue 1. (2023) 230105

DESIGN OF NEW DRUGS BASED ON ARTIFICIAL INTELLIGENCE: THE POSSIBILITIES OF LANGUAGE MODELS

Adilova F.T., Davronov R.R.


Generative deep learning accelerates de novo drug design by enabling the creation of molecules with desired properties on demand. Chemical language models that generate new molecules in the form of chains have proved particularly successful. It is expected that, ... Read More

Keywords: computer-aided drug design, drug discovery, artificial intelligence, chemical language models
 
Uzbekistan Journal of PolymersVol. 2. Issue 1. (2023) 230106

SYNTHESIS AND PROPERTIES OF STABLE ZINC OXIDE NANOPARTICLES IN THE SOLUTION OF SODIUM-CARBOXYMETHYLCELLULOSE

Mirkholisov M.M., Yunusov Kh.E., Sarymsakov A.A. Rashidova S.Sh.


In this article, the conditions for the synthesis of polymer-metal complexes contained the different sizes of zinc oxide nanoparticles (ZnONPs) based on purified sodium-carboxymethylcellulose (Na-CMC) with a degree of substitution DS=0.80-0.85 and degree of polymerization DP=950-1050 and zinc nitrate ... Read More

Keywords: hydrogel, sodium-carboxymethylcellulose, nanoparticles, degree of substitution, degree of polymerization, zinc oxide, chemical method.
 
Uzbekistan Journal of PolymersVol. 2. Issue 1. (2023) 230107

PHYSICOCHEMICAL PROPERTIES OF POLYMER IMPLANT-FILMS FROM CARBOXYMETHYLCELLULOSE AND SILVER NANOPARTICLES FOR THE HEALING BURN WOUNDS

Jalilov J. Z., Yunusov Kh. E., Sarymsakov A. A., Rashidova S. Sh.


In this manuscript, we studied obtaining implant films for the treatment of burn wounds from silver nanoparticles (AgNPs) stabilized by sodium-carboxymethylcellulose (Na-CMC) with a degree of substitution (DS) of 0.65-0.90 and a degree of polymerization (DP) of 200-600 synthesized ... Read More

Keywords: silver nanoparticles, sodium carboxymethylcellulose, UV spectroscopy, photochemical reduction, solution, synthesis.
 

Announcement

Uzbekistan Journal of Polymers Vol. 2. Issue 2. (2023)

Special Issue:
Dedicated to the 80th anniversary of the outstanding Uzbek chemist Sayyora Sharafovna Rashidova

POLYMER   |  PHYSICS   |  CHEMISTRY   |  NANO-PARTICLE


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