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Journal of Achievements in Materials and Manufacturing Engineering
EN Purpose: The main aim of this work is to present our investigation in the field of photoalignment. In this work we introduce useful photoalignment techniques and discuss in detail the results of photocrosslinking and photodegradation in photosensitive polymer materials. Design/methodology/approach: [...]
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Journal of Achievements in Materials and Manufacturing Engineering
2012 Vol. 54, nr 2 211--217
EN Purpose: The purpose of this paper is to investigate the influence of different polyol/diisocyanate ratios on the mechanical and physical behaviours of polyurethane based polymers. Design/methodology/approach: Castor oil was mixed, as polyol, to diisocyanate in order to obtain polyurethane based pol[...]
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Journal of Achievements in Materials and Manufacturing Engineering
EN Purpose: Purpose: of this paper is to investigate the influence of electron beam (EB) radiation, temperature and deformation on the compression stress relaxation behavior of UV curing polyacrylate rubber (ACM). Design/methodology/approach: ACM plugs were obtained by UV radiation curing. Some samples[...]
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Kompozyty
PL Podczas wykonywania badań trwałościowych, uszczelnień dławnicowych w układzie hydrauliki wodnej dobrano skojarzenie, w którym uszczelnienie tłoczyskowe wykonano z PE-UHMW, natomiast pierścienie prowadzące z kompozytu PTFE (Kefloy-22). Do badań zastosowano tłoczysko robocze [średnica] 45 f7 o poniższ[...]
EN In the present work two materials of guiding elements were tested in water hydraulic. The guide elements used for the test station were made of UHMWPE and PTFE filled with 23% of carbon powder and 2% of graphite powder (Kefloy-22). During investigations of hardness conducted for stuffing box packing[...]
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Archives of Materials Science and Engineering
EN Purpose: of the examination is determination of selected physical properties: melting and crystallization temperature for polypropylene PP and its composites with glass fiber during observation the melting and congealing process by means of optical microscope in white light. Design/methodology/appro[...]
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Journal of Achievements in Materials and Manufacturing Engineering
2011 Vol. 45, nr 2 125--131
EN Purpose: The evaluation of modified aramid fibres - Kevlar - as reinforcement in silicon materials used in medicine. Design/methodology/approach: Samples of laminated material based on modified aramid fibres and medical silicone were made by a method of manual formation of laminates that is impregna[...]
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Journal of Achievements in Materials and Manufacturing Engineering
EN Purpose: Aim of the paper is to propose a new approach for the assessment of passive safety of gymnastic equipment that allows technicians to optimize the choice of protection devices. Design/methodology/approach: According to different standard procedures, EN 913 and EN 1177 with an additional cont[...]
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Archives of Materials Science and Engineering
EN Purpose: Determination of the influence of a dye addition and electrochemical ageing on the change of dynamic mechanical properties, investigated by DMTA method for samples made of polypropylene was the aim of this work. The investigation of crystallinity degree using DSC method as well as the inve[...]
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Archives of Materials Science and Engineering
EN Purpose: The purpose of the research was to explore what phenomena influence parts warpage after injection moulding by different mould temperature at the opposite walls. Design/methodology/approach: The sample bars were injected into the injection mould and the warpage was observed. The deflection w[...]
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Journal of Achievements in Materials and Manufacturing Engineering
EN Purpose: The main purpose of this paper is the analysis of the most common methods for the calculation of the surface free energy (SFE) of solids, utilising the results of the contact angle measurements. The calculation deals also with the SFE at the interface, especially that at the surface of poly[...]
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Journal of Achievements in Materials and Manufacturing Engineering
EN Purpose: Aim of work has been concentrated on investigation of nanocomposites, as promising engineering materials, basing on polymers and organo-modified silicates as nano fillers. Design/methodology/approach: Conventional injection molding process additionally equipped with external computer contro[...]
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Archives of Materials Science and Engineering
EN Purpose: The main purpose of carry out research was estimate the influence thermal conditions of the mould on properties of injection moulded parts. Design/methodology/approach: The properties of structure and mechanical properties of injection moulding parts were determined by many factors. One of [...]
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Archives of Materials Science and Engineering
EN Purpose: Of this paper is the evaluation of three different surface treatments on a duplex stainless steel, in order to improve its adhesive properties on a thermoplastic like polysulfone. Design/methodology/approach: In order to improve the adhesion between stainless steel and polysulfone, shot-pee[...]
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Polimery
2017 T. 62, nr 5 380--387
PL W opinii ekspertów tworzywa inżynieryjne i agrochemikalia stanowią jedyne branże, w których europejski przemysł chemiczny może skutecznie konkurować na rynku globalnym. Polskie spółki sektora Wielkiej Syntezy Chemicznej od lat nie wykazują wysokomarżowego rozwoju down-stream. W pracy przeprowadzono [...]
EN In the opinion of experts, engineering polymers and agrochemicals are the only fields, in which the European chemical industry can successfully compete in the global market. Polish companies which are grouped in the Great Chemical Synthesis sector have not shown any high gain development down-stream[...]
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Archives of Materials Science and Engineering
EN Purpose: The purpose of the paper is to present the results of research programme on influence of acrylonitrilebutadiene copolymers on plasticized polyvinylchloride compounds used as window gasket material. Design/methodology/approach: Short review concerning application of modified plasticized PVC [...]
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Journal of Achievements in Materials and Manufacturing Engineering
EN Purpose: of this paper was to develop and to characterize the mechanical behaviour of a structural composite obtained from a bio-based polyurethane matrix reinforced with fiberglass. Design/methodology/approach: Castor oil and Kraft lignin-containing polyol was applied for bio-based polyurethane syn[...]
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Journal of Achievements in Materials and Manufacturing Engineering
EN Purpose: In the work, there was investigated the possibility of an application of long-fibrous composite material as a based material for prototype of oesophageal prosthesis (tubular element) with the use of so called arms, using coiling, plaiting and winding techniques. Design/methodology/approach:[...]
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Journal of Achievements in Materials and Manufacturing Engineering
EN Purpose: The aim of this study was to investigate the possibility of improving the tribological properties and thermal conductivity of composites with structural modification of polyamides by the additions of copper and graphite. Design/methodology/approach: The study involved testing polyamide comp[...]
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Journal of Achievements in Materials and Manufacturing Engineering
EN Purpose: In the work is described the method that enables identification of controller of simulation procedures which ensures compliance of experimental research results of changes in material physical characteristics with the characteristics of the numerical model. Design/methodology/approach: The [...]
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Archives of Materials Science and Engineering
EN Purpose: The aim of the work was to determine the effectiveness of the modification of epoxy resin’s thermal conductivity by Wood’s alloy particles addition. Design/methodology/approach: The manufacturing method of thermosetting polymer matrix composite materials reinforced with the Wood’s alloy par[...]
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