نتایج جستجو برای: waste polypropylene plastic particles

تعداد نتایج: 293826  

Journal: :جنگل و فرآورده های چوب 0
هاجر رئیسی نافچی دانشجوی گروه علوم و صنایع چوب و کاغذ دانشکدة منابع ‏طبیعی دانشگاه تربیت مدرس، نور، ایران مجید عبدوس دانشیار گروه شیمی دانشکدة شیمی دانشگاه صنعتی امیرکبیر، تهران، ایران سعید کاظمی نجفی استاد گروه علوم و صنایع چوب و کاغذ دانشکدة منابع ‏طبیعی دانشگاه تربیت مدرس، نور، ایران رحیم محبی گرگری مربی گروه علوم و صنایع چوب و کاغذ دانشکدة منابع طبیعی دانشگاه زابل، زابل، ایران

utilization of the new compatibilizers to improve matrix/filler interface adhesion and also, nanoparticles to improve the properties of wpc products have always been of interest to researchers. in this study, the effect of oxidized polypropylene in solution phase as a comptibilizer and nanoclay particles on the physical and mechanical properties of wood fiber reinforced polypropylene composite ...

Journal: :Prosthetics and orthotics international 1982
H Watanabe T Kutsuna H Morinaga T Okabe

Plastic joints for orthoses have more advantages than metal joints. They are lightweight, noiseless comfortable to use, rust proof, corrosion free, and radiolucent. Two types of plastic joints were developed by the authors, one for the ankle joint and the other for the knee joint, elbow joint or hip joint. Polypropylene was chosen as the joint material because of its appropriate flexibility and...

2012
Tushar S Kulkarni Abhishek Kumar Jain

Polypropylene is extensively used for varied applications due to its low cost, low density, high thermal stability and resistance to corrosion. Enhanced mechanical properties of Polypropylene can be achieved by mixing it with clays to form nanocomposites which increases its utility. Polypropylene Nano composites are formed by mixing polypropylene with calcium carbonate nano particles. This resu...

Journal: :Applied and environmental microbiology 1997
K L Ho A L Pometto P N Hinz J S Dickson A Demirci

Plastic composite supports containing 50% agricultural products (oat hulls, soybean hulls, yeast extract, soybean flour, dried bovine erythrocytes, bovine albumin, and/or mineral salts) and 50% (wt/wt) polypropylene were produced by high-temperature twin-screw extrusion. The research employed two half sets of a five-factorial fractional design (2(5 - 1)) to evaluate the effects of different agr...

Journal: :Chemosphere 2004
Tomonori Ishigaki Wataru Sugano Akane Nakanishi Masafumi Tateda Michihiko Ike Masanori Fujita

Degradabilities of four kinds of commercial biodegradable plastics (BPs), polyhydroxybutyrate and hydroxyvalerate (PHBV) plastic, polycaprolactone plastic (PCL), blend of starch and polyvinyl alcohol (SPVA) plastic and cellulose acetate (CA) plastic were investigated in waste landfill model reactors that were operated as anaerobically and aerobically. The application of forced aeration to the l...

Journal: :SPEJ (Science and Physics Educational Journal) 2022

Abstract: The purpose of this study was to degrade Polypropylene plastic waste into fuel using a pyrolysis system. method used analyze the data from process in is an experimental method, while analysis quantitative analysis, existing calculations polypropylene oil. Data collection techniques through three processes, namely 1 hour, 2 hours, and 3 hours. results processes at different times obtai...

Journal: :Waste management & research : the journal of the International Solid Wastes and Public Cleansing Association, ISWA 2005
P Agamuthu Putri Nadzrul Faizura

Plastic waste constitutes the third largest waste volume in Malaysian municipal solid waste (MSW), next to putrescible waste and paper. The plastic component in MSW from Kuala Lumpur averages 24% (by weight), whereas the national mean is about 15%. The 144 waste dumps in the country receive about 95% of the MSW, including plastic waste. The useful life of the landfills is fast diminishing as th...

2007
J. N. Fobil J. N. Hogarh Kwame Nkrumah

Plastics have been used extensively in both food and water packaging because of their inherent properties such as low bulk densities and inertness that make them convenient carrier materials and low risk contaminants. Plastic bottles and sachets used to package iced water that is sold to people in transit points and in moving vehicles have become widespread in the sub-region. However, the packa...

Journal: : 2022

Reactive Powder Concrete (RPC) is a combined material that will allow the concrete industry to enhance consumption, produce economic benefits, be more durable, and environmentally friendly. Due highly dense microstructure of RPC, it performs poorly at high temperatures due formation pore pressure, which causes breakdown. This paper demonstrates outcomes an investigational study behavior six RPC...

2013

In order to gain a frame of reference for the current and future state of solid waste generation and treatment, trends pertaining to the use and disposal of plastics were analyzed to project plastic waste for the next decade. By extrapolating per capita plastic waste data, a logistic function was fitted to suggest that the annual per capita value is headed to stabilize at 94.97 thousand tons. W...

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