نتایج جستجو برای: microporous high density polyethylene hdpe membrane
تعداد نتایج: 2682415 فیلتر نتایج به سال:
Solubility of carbon dioxide in poly(vinyl acetate) (PVAc), poly(2,6-dimethyl-1,4-phenylene ether) (PPO), polypropylene (PP), and high-density polyethylene (HDPE), poly(butylene succinate) (PBS), poly(butylene succinate-co-adipate) (PBSA) and polystyrene (PS) are modeled by adaptive neuro-fuzzy inference system (ANFIS) in wide range of pressure and temperature. The results obtained in this work...
Abstract In this study, we evaluate the thermal and mechanical properties of materials based on polypropylene (PP), high-density polyethylene (HDPE), terephthalate (PET) using thermogravimetric analysis impulse excitation technique. The results show that even if melted input material together with pressure ~4 MPa was used to produce samples, can find small cavities around sand grains in samples...
Recycling and reusing plastic waste are key options for ameliorating its negative effects on the environment economy. This paper proposes evolutionary polynomial regression (EPR) as a powerful technique to predict compressibility behavior of sand high-density polyethylene (HDPE) mixtures. In investigation, series large-scale oedometer experiments were conducted. The results coefficients lateral...
Soil fumigants are used to control a wide variety of soil-borne pests in high-cash-value crops. Application of soil fumigants through drip irrigation systems is receiving increasing attention as a method to improve the uniformity of fumigant application. Little information is available on the emissions and soil distribution of fumigants following subsurface drip application, or the effect of pl...
Positronium (Ps) formation has been studied in high density polyethylene (HDPE) below and around gamma transition temperature (Tγ). The increase ortho-positronium (o-Ps) intensity (I3) with time due to trapped electrons at different rate discussed terms of possible models. Some calculation have performed find the thermal activation energy electrons.
The focus of this research work is to study the effect hybrid fillers bamboo fiber and commercial glass on high density polyethylene (HDPE) matrix without interfacial coupling agent. composite was formed through melt blending method using two-roll mixing mill at temperature 160 oC shaped compression molding machine. highest value Tensile Modulus break Hardness were obtained ratio 70 % HDPE/ 15 ...
The focus of this research is to investigate the potential of using exfoliated graphene nanoplatelets, GNP, as the multifunctional reinforcement in fabricating polymer/GNP nanocomposites and then explore their prospective applications in bipolar plates for polymer electrolyte membrane (PEM) fuel cells. Firstly, high density polyethylene (HDPE)/GNP nanocomposites were fabricated using the conven...
The recycling process is the best way to manage waste polymers. From an economic standpoint, more investigation needed of whole enhance competitiveness in these systems. A first step improved interaction and interfacial adhesion blends. Polyethylene (PE) polyethylene terephthalate (PET) are incompatible polymers, so their blends general have poor properties. Compatibilization thus a necessary o...
The use of the biowaste chicken eggshell (ES) particles as an alternative filler for inorganic calcium carbonate (CC) in polymeric materials was investigated this study. ES and CC were chemically surface treated with stearic acid by dry wet methods. Composites filled high-density polyethylene (HDPE) prepared via melt mixing their thermal-mechanical- flow behavior characterized. FTIR results sho...
The microporous polyethylene hollow-fiber membrane has a unique microfibrile structure throughout its depth and has been found to possess the functions of filtration and adsorption of endotoxin in water. The membrane has a maximum pore diameter of approximately 0.04 micron, a diameter which is within the range of microfiltration. Approximately 10 and 20% of the endotoxin in tap water and subter...
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