Search Results - "Kotek, R"

A review on aerogel: 3D nanoporous structured fillers in polymer‐based nanocomposites by Salimian, S., Zadhoush, A., Naeimirad, M., Kotek, R., Ramakrishna, S.

“…There have been a number of review papers on layered silicate and carbon nanotube reinforced polymer nanocomposites, in which the fillers have high aspect…”
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Review of conventional and novel polymerization processes for polyesters by Pang, K., Kotek, R., Tonelli, A.

“…Commercial polyesters have been manufactured via condensation polymerization and contain small quantities of small cyclic molecules along with the much higher…”
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Preparation of antibacterial PVA and PEO nanofibers containing Lawsonia Inermis (henna) leaf extracts by Avci, H., Monticello, R., Kotek, R.

“…Concerns about health issues and environmental pollution stimulate research to find new health and hygiene related products with healing properties and minimum…”
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Developing an ecologically friendly isothermal bath to obtain a new class high-tenacity and high-modulus polypropylene fibers by Avci, H., Kotek, R., Yoon, J.

“…A number of production methods have been developed for high-performance fibers; however, most processes use toxic solvents or generate a lot of unwanted…”
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Properties of antibacterial polypropylene/nanometal composite fibers by Gawish, S.M, Avci, H, Ramadan, A.M, Mosleh, S, Monticello, R, Breidt, F, Kotek, R

“…Melt spinning of polypropylene fibers containing silver and zinc nanoparticles was investigated. The nanometals were generally uniformly dispersed in…”
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Enzymatic hydrolysis of PTT polymers and oligomers by Eberl, A., Heumann, S., Kotek, R., Kaufmann, F., Mitsche, S., Cavaco-Paulo, A., Gübitz, G.M.

“…Oligomers and polymers (film, fabrics) of the linear aromatic polyester poly(trimethylene terephthalate) (PTT) were treated with polyesterases from Thermomyces…”
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Properties of films and fibers obtained from Lewis acid–base complexed nylon 6,6 by Afshari, M., Gupta, A., Jung, D., Kotek, R., Tonelli, A.E., Vasanthan, N.

“…A nylon 6,6 complex with GaCl3 in nitromethane (4–5wt% nylon 6,6) was prepared at 50–70°C over 24h for the purpose of disrupting the interchain hydrogen…”
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Evaluation of the Food Day School Curriculum to Teach Children Why and How to EAT REAL by Porter, K., MS, RD, Koch, P., EdD, RD, Kotek, R., MS, Hays, M., MS, MEd, Contento, I., PhD, CDN

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Developing an ecologically friendly isothermal bath to obtain a new class high-tenacity and high-modulus polypropylene fibers by Avci, H, Kotek, R, Yoon, J

“…A number of production methods have been developed for high-performance fibers; however, most processes use toxic solvents or generate a lot of unwanted…”
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Nematogenic polymers having rigid chains. 1. Substituted poly(p-phenylene terephthalates) by Krigbaum, W. R, Hakemi, H, Kotek, R

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Lewis acid–base complexation of polyamide 66 to control hydrogen bonding, extensibility and crystallinity by Vasanthan, Nadarajah, Kotek, Richard, Jung, Dong-Wook, Shin, Daniel, Tonelli, Alan E, Salem, David R

“…Polyamide 66 (PA66) has been complexed with the Lewis acid GaCl 3 for the purpose of disrupting the interchain hydrogen bonded network. FTIR and 13C-NMR…”
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Properties of films and fibers obtained from Lewis acid-base complexednylon 6,6 by Afshari, M, Gupta, A, Jung, D, Kotek, R, Tonelli, A E, Vasanthan, N

“…A nylon 6,6 complex with GaCl3 in nitromethane (4-5wt% nylon 6,6) was prepared at 50-70 deg C over 24h for the purpose of disrupting the interchain hydrogen…”
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Effect of blend ratio on bulk properties and matrix-fibril morphology of polypropylene/nylon 6 polyblend fibers by AFSHARI, Mehdi, KOTEK, Richard, MOHAMMAD HAGHIGHAT KISH, HOSEIN NAZOCK DAST, GUPTA, Bhupender S

“…Ternary blends of polypropylene (PP), nylon 6 (N6) and polypropylene grafted with maleic anhydride (PP/N6/PP-g-MAH) as compatibilizer with up to 50 wt% of N6…”
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Unusual polymerization of 3-(trimethoxysilyl)-propyldimethyloctadecyl ammonium chloride on PET substrates by El Ola, Samiha Mohamed Abo, Kotek, Richard, White, W.Curtis, Reeve, John Allan, Hauser, Peter, Kim, Joon Ho

“…3-(Trimethoxysilyl)-propyldimethyloctadecyl ammonium chloride (AEM 5700) is a trifunctional monomer that can be polymerized under acidic conditions at…”
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Synthesis and gas barrier characterization of poly(ethylene isophthalate) by Kotek, Richard, Pang, Kyeong, Schmidt, Ben, Tonelli, Alan

“…Poly(ethylene isophthalate) (PEI) was synthesized for this research with essentially a condensation polymerization of isophthalic acid and ethylene glycol…”
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Mechanical and structural properties of melt spun polypropylene/nylon 6 alloy filaments by Afshari, Mehdi, Kotek, Richard, Gupta, Bhupender S., Haghighat Kish, Mohammad, Nazock Dast, Hosein

“…Investigated in the present study are the physical properties, morphology, and structure of PP/N6 alloy filaments (10, 20 wt % N6) made with or without…”
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Studies on poly(trimethylene terephthalate) filaments containing silver by Abo El Ola, Samiha Mohamed, Kotek, Richard, King, Martin, Kim, Joon Ho, Monticello, Robert, Reeve, John Allan

“…Two methods were used to incorporate silver ions into poly(trimethylene terephthalate) (PTT) fibers. The first technique involved the direct addition of silver…”
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Polypropylene alloy filaments dyeable with disperse dyes by Kotek, Richard, Afshari, Mehdi, Gupta, Bhupender S, Kish, Mohammad Haghighat, Jung, Dongwook

“…Polypropylene fibres which can be conventionally dyeable using disperse dyes have been prepared by alloying with nylon 6 and a polypropylene grafted maleic…”
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Surface hydrolysis of filaments based on poly(trimethylene terephthalate) spun at high spinning speeds by Kotek, Richard, Jung, Dong-Wook, Kim, Joon Ho, Smith, Brent, Guzman, Patricia, Schmidt, Benjamin

“…The surface alkaline hydrolysis of fibers made from poly(trimethylene terephthalate) (PTT) was studied after extruding the polymer at high spinning speeds from…”
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Alkaline depolymerization of poly(trimethylene terephthalate) by Kim, Joon Ho, Lee, Joon Jung, Yoon, Ji Young, Lyoo, Won Seok, Kotek, Richard

“…The purpose of this study was to investigate the effects of reaction media, composition, and temperature on the rate of the alkaline depolymerization of…”
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