Data about properties of methylmethacrylate copolymers with chlorophosphorus-containing dimethacrylate and 3-(methacryloxy)-propyl-trimethoxysilane which have a low combustibility and high adhesion to glasses are presented.

The physico-chemical properties of phenol-formaldehyde oligomers, modified by imidazolines based on distilled natural oil acids and diethylenetriamine, triethylenetetraamine, polyethylene polyamines have been investigated. The solubility of the synthesized oligomers in various solvents of polar and non-polar nature have been determined. Their thermal properties have been studied, the conclusions have been appropriated.

It has been synthesized the esterosulfoimide on the basis of esters of sulfoimide of saccharin-6-carboxylic acid and glycerin. The prepared compound has been tested as a hardener of epoxide resin ED-20. It has been established that 2-hydroxypropyl-1,3- bis -esterosulfoimide of saccharin-6-carboxylic acid is the efficient hardener-plasticizer of epoxide resin ED-20.

The results of experimental research on the study of the kinetics of copolymerization of 2-hydroxyethyl methacrylate and vinyl acetate. The features of copolymerization in polar and nonpolar environments, in terms of possible complexing monomers and trisatsetilatsetonat manganese. The influence of process conditions on the reaction rate, the relative activity of monomers, the microstructure of the copolymers.

Upon interaction of formaldehyde with mixtures of phenol, and phthalidecontaining dyphenol in acide media new coolygophenolformaldehyde novolacs and crosslinked copolymers have been prepared. Their properties have been studied.

The paper presents the results of a study on the synthesis and development of a technology for the production of phosphorus-containing polymeric modifiers based on methacryloyl chloride with phosphorus-containing compounds. It is established that the phosphorus-containing polymeric modifier, as the stabilizer of the thermal destruction of industrial polymers of PVC and PP, has a high stabilizing effect.

Oligoester sulphones of different composition are synthesized. Using the high-temperatured method of polycondensation were obtained aromatic polyethersulphokethones. Physical and chemical properties of polymers are investigated.

Manufacturers employing plastic parts routinely face the challenge of analyzing failed parts to determine the root cause and corrective actions. The tools used to perform this analysis often include infrared and Raman spectros-copy for chemical composition, UV-Visible spectroscopy for color and optical transmissivity, and thermal analysis for determination of physical properties. This paper describes a study utilizing all of these tools to determine why a plastic part used in a precision optical device failed when put into service.

Y the methods of thermomechanical analysis (TMA) and differential scanning calorimetry (DSC) in conditions for dynamic heating with speeds 2.5, 5 and 10 deg/min and under the isothermal conditions with temperatures 160, 170 and 180 °C is investigated the curing process of epoxy bonding agent and prepreg on the basis of fiberglass fabric. Are determined the degree of transformation at the point of gel formation and the formal kinetic parameters of process, calculated with the use of experimental data, obtained by methods DSC and TMA. Are shown differences with the comparison of the conversion dependences, obtained by calorimetric and rheological metods analysis.

Tier properties for thermoplastics and cross-linking polymers was studied by method. The field of effective application for each method was determined. Roughness of fracture surface for tier and catting was investigated.

This article deals with the problem of developing methods of evaluation and prediction of safe service life of products from polymeric composite materials under the influence of climatic and operational factors. The recommended mathematical models to predict the properties of polymer composite materials under operating conditions. Describes the main methods of estimating the residual life of products and structural elements made of composite materials. It analyses methods of assessment of statistical significance of the obtained results

It is shown that electret polarimetry and the results of measuring the current spectra of thermally stimulated depolarization of TSD can be used to determine the quality and homogeneity of chemical (ozonide, peroxide, silanol, thermooxidative) and radiation cross-linking of high-HDPE cable polyethylene and low LDPE density. Radiation technology for the formation of a thick gradient of electrical conductivity in HDPE and LDPE of an electric-discharge gas of an EGR irradiated with soft X-rays is the most accurate method for measuring the mobility of electrons and holes με, ρ in radiation and chemically cross-linked cable HDPE and LDPE.

Influence of silane coupling agent on physical-mechanical properties of the polymeric composites on the basis of polyethylene of low density and mineral nanoparticles is considered in the given work. Law of change of properties of dressed polymeric composites depending on concentration of filler is shown.

A complex of modern methods for studying microscopic properties and electron microscopy was used to study the structure and morphology of supramolecular composites. The models are developed and possible physical mechanisms leading to extreme changes of e 'and p' are presented in the region of small concentrations of nanoparticles.

Study of basalt and glass fiber-reinforced PE-RT flow properties was carried out. PE-RT-polymer reinforced with chopped fiber in amount of 18 wt.% and initial PE-RT were applied for the study. Comparison of viscosity-temperature isotherm and profile of the studied polymer compounds was conducted. It was indicated that compounds show different flow properties depending on used fiber type. Recommendations for injection molding of reinforced PE-RT were represented.

Results of research of influence of concentration mineral filler - vesuvianite on реологические features of a current nanocomposite on the basis of linear polyethylene of low density are resulted. Laws of change of speed of shift depending on pressure of shift, temperatures and concentration filler are shown.

Composites based on polypropylene modified montmorillonite prepared by mixing in a twin screw melt extruder of the company "Jiangsu Xinda Science & Technology". The structure of the composites was investigated using X-ray diffraction and scanning electron microscopy. It is shown that, compared with the unfilled polypropylene, modulus, toughness , melt flow index composites increases, and the time of combustion and the flame propagation velocity is decreased.

The branched structure polymethacrylates were synthesized on the base of methacrylic acid and individual fractions of α-olefins. It is shown that synthesized polymethacrylates in adhesive properties are exceed of adhesives based on polyisobutylene, synthetic rubbers, phenol formaldehyde resins, and etc.

The regularities of compaction and sintering of polyimide powder PI-PR-20 are considered, as well as the relationship of its characteristics with the compaction process and the processing regimes in products. An algorithm is proposed for the development of optimal modes for molding thermally stable monolithic products from powders of polyimides by the pressing method.