Search Results - "Bohuslav, V"

Evaluation of wood composite additives in the mechanical property changes of PE blends by Gu, Ruijun, Sain, Mohini, Kokta, Bohuslav V.

“…Maleated polyethylene (MAPE) and dicumyl peroxide (DCP) are both popularly used in polyethylene‐based composites combining with organic fillers such as natural…”
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Formulation and tensile characterization of wood–plastic composites: Polypropylene reinforced by birch and aspen fibers for gear applications by Mijiyawa, Fayçal, Koffi, Demagna, Kokta, Bohuslav V, Erchiqui, Fouad

“…This study reports the effects of wood fibers and 3 wt% maleic anhydride-grafted polypropylene used as coupling agent on the tensile properties of…”
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Study of lignin dispersion in low-density polyethylene by Diop, Amadou, Mijiyawa, Fayçal, Koffi, Demagna, Kokta, Bohuslav V, Montplaisir, Daniel

“…A maximum of 20% (w/w) lignin was used as a filler in low-density polyethylene (LDPE), together with 3–6% maleic anhydride-grafted LDPE as compatibilizer and…”
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The role of nanoclay formations and wood fiber levels on central composite designed polyethylene composites by Gu, Ruijun, Sain, Mohini, Kokta, Bohuslav V, Law, Kwei-Nam

“…Central composite designed experiments are conducted to study the independent effects of maleated polyethylene, dicumyl peroxide and nanoclay in the forms of…”
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Thermal degradation behavior of cellulose fibers partially esterified with some long chain organic acids by Jandura, Peter, Riedl, Bernard, Kokta, Bohuslav V.

“…The thermal degradation behavior of cellulose fibers and some fibrous cellulose esters with partial degree of substitution has been studied by thermogravimetry…”
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Characteristics of wood-plastic composites reinforced with organo-nanoclays by Ruijun Gu, Kokta, Bohuslav V, Michalkova, D., Dimzoski, B., Fortelny, I., Slouf, M., Krulis, Z.

“…Nanomer and Cloisite are the popular commercial nanoclays (NC) available in the market. The mechanical properties of wood—plastic composite (WPC) based on…”
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Morphological changes and surface reactions of wood fibers in wood composites by Gu, Ruijun, Sain, Mohini M, Kokta, Bohuslav V

“…This work addressed questions regarding the fate of wood pulp fibers in the composite manufacturing process, for instance whether the processing induced fiber…”
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Effect of Variables on the Mechanical Properties and Maximization of Polyethylene—Aspen Composites by Statistical Experimental Design by Gu, Ruijun, Kokta, Bohuslav V., Chalupova, Gabriela

“…Systemic studies of the effects of the concentrations of maleated polyethylene (MAPE) loading, the content and addition sequence of dicumyl peroxide, the…”
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Bacterial cellulose reinforced thermoplastic composites: Preliminary evaluation of fabrication and performance by Gu, Ruijun, Kokta, Bohuslav V., Frankenfeld, Katrin, Schlufter, Kerstin

“…Mechanical properties of polyethylene (PE) composites were evaluated as a function of the addition of bacterial cellulose (BC). It was found that BC could…”
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Effect of Independent Variables on Mechanical Properties and Maximization of Aspen—Polypropylene Composites by Ruijun Gu, Kokta, Bohuslav V.

“…Study on the effect of concentration of maleated polypropylene (MAPP), dicumyl peroxide (DCP), nanoclay (NC), and aspen fiber loading on the mechanical…”
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Effects of Antioxidant and Initiator on the Mechanical Properties of Polypropylene—Aspen Composites by Ruijun Gu, Kokta, Bohuslav V.

“…Studies on the effect of blending method, the introduction method of initiator (dicumyl peroxide, DCP), and the blending time with antioxidant (Irganox) added…”
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Fibrous long-chain organic acid cellulose esters and their characterization by diffuse reflectance FTIR spectroscopy, solid-state CP/MAS 13C-NMR, and X-ray diffraction by Jandura, Peter, Kokta, Bohuslav V., Riedl, Bernard

“…Unsaturated and saturated organic acids with 11 and 18 carbon atoms, respectively, were used in a heterogeneous esterification reaction in the pyridine/toluene…”
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Cellulose Fibers/Polyethylene Hybrid Composites: Effect of Long Chain Organic Acid Cellulose Esters and Organic Peroxide on Rheology and Tensile Properties by Jandura, Peter, Kokta, Bohuslav V., Riedl, Bernard

“…Composites were prepared by compounding linear low-density polyethylene (LLDPE) with cellulose fibers as reinforcing filler. Effect of a small addition of…”
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Statistical experimental design and modeling of polypropylene–wood fiber composites by Costa, Thais H.S, Carvalho, Daisy L, Souza, Denise C.S, Coutinho, Fernanda M.B, Pinto, José Carlos, Kokta, Bohuslav V

“…The influence of the amount of maleated polypropylene coating of vinyl-tris (2-methoxy ethoxy) silane treated wood-fibers (2 or 10 wt%), type of matrix…”
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The effect of crosslinking on properties of low-density polyethylene filled with organic filler by Janigová, Ivica, Lednickýy, František, Nógellová, Zuzana, Kokta, Bohuslav V., Chodák, Ivan

“…Scanning electron microscopy was employed to investigate the effect of peroxide‐initiated crosslinking on behaviour of composites of low‐density polyethylene…”
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Differentiation of Jack Pine from Other Conifers by the Analysis of Color Appearance from Chemical Tests by Law, Kwei N., Kokta, Bohuslav V., Mao, Changbin

“…Attempts had been made to differentiate jack pine from some common eastern Canadian conifers (balsam fir, tamarack and black spruce) by analyzing the color…”
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Maximization of the Mechanical Properties of Birch-Polypropylene Composites with Additives by Statistical Experimental Design by Ruijun Gu, Kokta, Bohuslav V.

“…A systematic study of effects of concentrations of maleated polypropylene (MAPP), dicumyl peroxide (DCP), Nanoblend concentrate (MB1001) and birch fibers on…”
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Effects of Antioxidant and Initiator on the Mechanical Properties of Polypropylenea[Euro'Aspen Composites by Kokta, Bohuslav V

“…Studies on the effect of blending method, the introduction method of initiator (dicumyl peroxide, DCP), and the blending time with antioxidant (Irganox) added…”
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Poly(propylene)/aspen/liquid polybutadiene composites: maximization of impact strength, tensile and modulus by statistical experimental design by Kokta, B. V., Michalkova, D., Fortelny, I., Krulis, Z.

“…A systematic study of the effect of concentration of maleated poly(propylene) (MAPP), dicumyl peroxide (DCP), polyisobutadiene isocyanate (PBNCO) and fiber…”
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Treatment with a single daily dose of gentamicin in urinary tract infection in relation to the site of infection by Prát, V, Bohuslav, V, Hatala, M

“…Twenty-three patients with various types of recurrent urinary tract infection were treated with a single daily dose of 160 mg gentamicin for eight to nine…”
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