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Article
Wear of a Composite Based on Polyurethane, Polyfluorinated Alcohol, Montmorillonite, and Polytetrafluoroethylene
The influence of compositions based on 1H,1H,9H-trihydroperfluorononan-1-ol, montmorillonite, and polytetrafluoroethylene Fluralite on the structure and wear resistance of the polyurethane elastomer modified b...
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Article
Application of Secondary Carbon Fiber for Reinforcing Composite Material Based on Alkali-Activated Blast-Furnace Slag
The potential for using secondary carbon fiber, recovered from aviation carbon fiber wastes, for reinforcing composite materials based on blast-furnace slag activated by a sodium silicate solution is evaluated...
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Article
Modifying Effect of 1,1,3-Trihydroperfluoro-1-Propanol on the Properties of Oriented Polyester Yarns
The effect of modifying 1,1,3-trihydroperfluoro-1-propanol on the properties of oriented polyester yarns was investigated. We demonstrate a stabilizing effect of the modifier, which contributes improved streng...
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Article
Purification of coke-plant waste by carbon adsorbents
The possibility of using active carbon produced from coal concentrates and coking batch in waste-water purification at OAO Moskoks is investigated. The results of experiments with active carbon produced in thi...
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Article
Use of fluorinated diphenylolmethane derivatives for preparing heat-resistant elastic polyurethanes
Fluorinated diphenylolmethane derivatives were used for the first time as chain extenders in urethane formation reactions in preparation of elastic materials. Fluorinated diphenylolmethane derivatives exhibit ...
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Article
An investigation of the influence of polymeric surfactants on the structure and properties of polyurethane foams
Features of fine-mesh structure polyurethane foams depending on the use of surfactants in the curing process were identified for the first time. It was revealed that a distinct change in the physical propertie...
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Article
Specific features of curing of oligodieneurethane isocyanate prepolymer with glycerol in the presence of an organotin catalyst at twofold excess of isocyanate groups
The results of rheokinetic studies of catalytic curing of oligo dieneurethane prepolymer with glycerol at double excess of isocyanate groups are presented. The curing is described in the initial step by the po...
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Article
Rheokinetic features of the initial steps of curing of oligodiene-urethane prepolymer with a hydroxyl-containing curing agent at equimolecular ratio of the reactive groups
Rheokinetic studies of curing of oligodiene-urethane prepolymer with a hydroxyl-containing curing agent at the molar ratio NCO/OH = 1.0 were performed. In the initial step of curing, catalyltic formation of po...
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Article
The influence of a fluoroorganic modifier—stillage residues of alcohol-telomeres—on properties of filled poldienurethanes
The results of an investigation of the influence of stillage residues of polyfluorinated alcoholtelomeres on the properties of polydienurethane compositions and elastomers based on them are presented. It is sh...
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Article
Study of the structure and curing of thiourethane elastomers based on oligomer compositions
Data on the structure formation of thiourethane elastomers based on oligo(diene diols) and polysulfide oligomers are generalized. The curing of oligo(diene diols) by polyfunctional isocyanates in the presence ...
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Article
Peculiarities of the production of materials based on polysulfide oligomer-polymerizable compound compositions cured in the presence of manganese oxide
The effect of the physicochemical structure of polymerizable compounds on the curing process, structure, and properties of the materials based on liquid thiocols is studied. It is shown that the introduction o...
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Article
Investigation of the effect of catalysts on the foaming parameters of compositions and properties of elastic polydieneurethane foams
The results of investigations on the establishment of the interrelations between the foaming parameters and properties of polydieneurethane foams are presented. It is shown that the combined application of ter...
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Article
Utilization of sulfur-containing products of pyrolysis of a raw mixture based on peat and polymers
Pyrolysis gases and condensates were analyzed for inorganic compounds and total sulfur in relation to the pyrolysis temperature, with the aim to improve a process for preparing granulated activated carbons fro...
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Article
Synthesis, structure, properties, and tribological behavior of materials based on polythio urethanes modified by polyfluorine- and copper-containing Na+-montmorillonite under conditions of thermo-oxidative and light aging
The paper presents results of studying the properties and tribological behavior of materials based on polythio urethane compositions filled with a laminar modifier-polyfluorine- and copper-containing organophi...
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Article
Structure and tribological behavior of polydiene urethanes based on oligomeric compositions modified by polyfluorine alkyl organophilic montmorillonite
The paper presents the results of physical-mechanical, dynamical, tribological, and structural studies of composites based on polydiene urethane and montmorillonite modified by polyfluorinated alcohols. Data o...
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Article
Effect of polyfluorinated organophilic calcites on properties of polyurethanes prepared from oligomer formulations
The effect of modifiers, polyfluorinated organophilic calcites, on the properties of materials derived from PDI-1K oligodienediol was examined.
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Article
Influence of hardener on physicochemical and dynamic properties of polyurethanes based on α,ω-di(2-hydroxypropyl)-polybutadiene Krasol LBH-3000
The peculiarities of how hardener influences the structural, physicochemical, dynamic elastic hysteresis, and relaxation properties of materials based on oligodienediol Krasol LBH-3000 are established. It is s...
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Article
Equilibrium of trivalent iron sorption by activated carbons in the presence of an equimolar amount of disodium salt of ethylenediaminetetraacetic acid from aqueous solutions at pH 1–3
Dependences of the equilibrium adsorption capacity of FAS-Z, AG-3-O, and KAD-iodine activated carbons for iron at pH 1, 1.5, 2, and 3 in the presence of equimolar amounts of trivalent iron and disodium salt of...
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Article
Structure and properties of materials based on thiokol oligomer-containing photopolymer compositions
The demonstrated perspectives of thiokols application for the creating photo-solidifying compositions. The chemical interaction of a polymerizing component with polysulfide oligomer was found to be responsible...
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Article
Rheological properties of a peat-polymer paste used to obtain high-strength granulated activated carbons
Rheological properties of a peat-polymer paste used for fabrication of high-strength granulated activated carbons were studied. A Tolstoi device was used to obtain dependences of the shear strain of a paste sa...
