نتایج جستجو برای: medium density polyethylene mdpe

تعداد نتایج: 657654  

2017
Milica Jović Yingdi Zhu Andreas Lesch Alexandra Bondarenko Fernando Cortés-Salazar Frédéric Gumy Hubert H. Girault

Abbreviations: Ab, antibody; ALP, alkaline phospha atrazine conjugated with horseradish peroxidase; CE, c nanotubes; CV, cyclic voltammetry; ELISA, enzyme-linke high-density polyethylene; HRP, horseradish peroxid magnetic beads; NP, nanoparticle; PAP, p-aminoph phosphate; PET, polyethylene terephthalate; POC, point electrode; RT, room temperature; TMB, 3,3′,5,5′-tetramet tetramethylbenzidine di...

2008
Tanoh H. KOUAKOU Daouda KONE Justin KOUADIO Michel ZOUZOU

Physiological response of cotton (Gossypium hirsutum L.) genotype R405-2000 at the youthful stage to water deficit induced by polyethylene glycol The effect of water stress induced by polyethylene glycol (PEG) has been studied on germination and seedling growth of cotton. Five different concentrations of PEG have been tested and the results showed that PEG concentrations negatively influence se...

This study reports an application of instrumental color measurement for quantifying and comparing the optical properties of high density polyethylene HDPE and low density polyethylene LDPE blend films and the effect of blending ratio and miscibility on these properties. The technique of spectrophotometry in transmission and reflectance modes can be used as a versatile tool to evaluate the color...

2016
B.R. Bharath Kumar Mrityunjay Doddamani Steven E. Zeltmann Nikhil Gupta Seeram Ramakrishna

The data set presented is related to the tensile behavior of cenosphere reinforced high density polyethylene syntactic foam composites "Processing of cenosphere/HDPE syntactic foams using an industrial scale polymer injection molding machine" (Bharath et al., 2016) [1]. The focus of the work is on determining the feasibility of using an industrial scale polymer injection molding (PIM) machine f...

Among the emerging environmental issues within Sub-Saharan Africa is the haphazard disposal of plastic waste, some of which end up downstream in the marine environment leading to negative effects. Notably there have been cases of humpback whales getting entangled in ‘ghost’ fishing nets, and endangered turtles ingesting plastic wastes in Watamu beach in Kenya. The aim of the current study was t...

2011
M. A. Suleiman

The influences of short chain branching (SCB) and molecular weight (Mw) of low density polyethylene (LDPE) on its melt miscibility with polypropylene (PP) were investigated by rheological techniques. Rheological measurement and different data-treatment techniques as well as rheological models suggest that blends of PP with LDPE of high SCB (22 CH3/1000 C) are miscible at all compositions. Howev...

Journal: :journal of agricultural science and technology 2012
m. mizani m. yousefi n. sheikh

volatile compounds generated from two types of polymeric laminated films, irradiated by gamma radiation at 8, 10 and 15 kgy, were investigated. activated carbon was used as a dry food simulant to trace the migrating compounds by gas chromatography/mass spectroscopy (gc/ms). the resulting data showed that the polyethylene terephthalate (pet)/polyethylene terephthalate (pet)/linear low density po...

Journal: :Dalton transactions 2016
Vojtech Varga Martin Lamač Michal Horáček Róbert Gyepes Jiří Pinkas

Hydrosilane-B(C6F5)3 adducts were found to activate zirconocene dihalides and generate ternary catalytic systems possessing moderate to high activity in ethylene polymerization to high density polyethylene (HDPE). The activation efficacy of the adducts increased with increasing hydride donor ability and decreased with steric crowding of the particular hydrosilane used. NMR investigation of the ...

2018
B Munier L I Bendell

Nine urban intertidal regions in Burrard Inlet, Vancouver, British Columbia, Canada, were sampled for plastic debris. Debris included macro and micro plastics and originated from a wide diversity of uses ranging from personal hygiene to solar cells. Debris was characterized for its polymer through standard physiochemical characteristics, then subject to a weak acid extraction to remove the meta...

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