نتایج جستجو برای: polypropylene pp
تعداد نتایج: 91529 فیلتر نتایج به سال:
The aim of this study was to evaluate the influence different packaging materials [standard foil: BOPP (biaxially oriented polypropylene)/PET (polyester)/PE (polyethylene) for upper layer, and APET (polyethylene terephthalate)/PE bottom layer; foil 1: PP (polypropylene)/PET/PE/EVOH (ethylene-vinyl alcohol copolymer)/PE PP/PE/EVOH/PE 2: PP/PET/PE/EVOH/PE PA (polyamide)/EVOH/PE 3: PP/PET/PE PA/EV...
Nanocomposites of isotactic polypropylene (iPP) and date wood fiber were prepared after modification of the host matrix by reactive extrusion grafting of maleic anhydride. Chemical and mechanical treatment of date wood flour (WF) was conducted to obtain nanocrystalline cellulose. Layered silicates (clay) were partially intercalated with date wood fiber, and the modified layered silicate was use...
Common synthetic dyes, e.g., Weak Acid Pink Red B (APRB, C.I. 18073), Mordant Blue 9 (MB, C.I.14855) and Acid Brilliant Blue 6B (ABB6B, C.I. 42660), can be removed from water by in situ hybridization with CaCO(3), BaSO(4) and Ca(3)(PO(4))(2) and the resulting hybrids thus prepared used as plastic colorants. All the hybrids can be processed into polypropylene (PP) at 200 °C with good color inten...
A nanocomposite containing polypropylene (PP) and nano α-Al2O3 particles was prepared using a Haake internal mixer. Mechanical tests, such as tensile and flexural tests, showed that mechanical properties of the composite were enhanced by addition of nano α-Al2O3 particles and dispersant agent to the polymer. Tensile strength was approximately ∼ 16% higher than pure PP by increasing the nano α-A...
The use of polymer reinforced with fillers has increased in recent years as their properties have improved. thermoplastic matrix chosen for this study was Polypropylene (PP) and reinforcement Spheri-glass-3000 (SGS). melt mixing method used to produce PP/SGS nanocomposites the aid twin-screw-extruder. Test samples manufactured by injection-molding-machine. mechanical thermal produced been inves...
This paper concentrates on a study of a novel multi-sensor aided method by using acoustic and visual sensors for detection, recognition and separation of End-of Life vehicles' (ELVs) plastic materials, in order to optimize the recycling rate of automotive shredder residues (ASRs). Sensor-based sorting technologies have been utilized for material recycling for the last two decades. One of the pr...
Research on wood-flour-filled polypropylene has primarily focused on one species of wood flour and one or two broad particle-size distributions. To fully exploit the use of wood flour as a filler, the effects of species and particle size need to be examined. This study focused on the effects of both of these variables on the properties of polypropylene filled with wood flour. To examine the eff...
Using rice straw powder as filler and polypropylene (pp) film matrix,The straw/pp wood-plastic composites without with the addition of antioxidant vitamin E were prepared by kneading hot pressing.Study on aging properties using ultraviolet accelerated method,The effects different content anti-aging analyzed.Finally, application modified composite materials is researched summarized to help creat...
In this work, a blending strategy based on compounding the hydrophilic titanium dioxide (TiO2) particles with the host polypropylene (PP) pellets, followed by the common membrane manufacture process of melt extruding/annealing/stretching, was used to improve the polarity and thus electrolyte uptake capability of the PP-based microporous membranes. The influence of the TiO2 particles on the crys...
The need for plastic corresponds with the annual rise in population. Meanwhile, waste that is improperly managed can negatively influence environment. Therefore, a more promising alternative recycling process needed to convert this into oil by cracking, and possibly assisted adding empty palm bunches. This study examines how modifications ratio of bunches Polypropylene (PP) percent liquid produ...
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