نتایج جستجو برای: plastic composite with desired mechanical properties

تعداد نتایج: 9700439  

Journal: :int. j. lignocellulosic products 2014
a.r. ashori a. nourbakhsh ‎

this work investigates the feasibility of using recycled high density polyethylene (rhdpe), recycled polypropylene (rpp) and old newsprint fiber (onp) to manufacture fiber reinforced composites. the boards were made through air-forming and hot press. the effects of the fiber loading and coupling agent content on tensile, flexural, internal bond properties and water absorption and thickness swel...

Jiang Jianchun Kang Sun Xu Junming,

The possibility of using water insoluble fraction from biomass pyrolysis oil as additive in synthesis of Wood-Plastic novolac has been proved by using Differential Scanning Calorimetry (DSC) and Fourier Transformed Infra Red (FT-IR) spectroscopy. Synthesis of novolac with different concentrations (10, 20 and 30 wt %) of water insoluble fraction were performed. It was found that mechanical p...

Journal: :Journal of Research Updates in Polymer Science 2022

The growing interest in using recycled and natural materials the application of new composites recent years implies ecological, economic versatility benefits. Wood plastic composite (WPC) are considered very attractive materials, as they allow use polymers or virgin origin, associated with forestry by-products. present work aims to investigate influence on mechanical, thermal morphological resi...

Journal: :journal of dental biomaterials 0
marzieh monfared department of materials science and engineering, school of engineering, shiraz university, shiraz, iran mohammad ebrahim bahrololoom department of materials science and engineering, school of engineering, shiraz university, shiraz, iran

statement of problem: dental resin composites are becoming prevalent in restorative dentistry and have almost replaced amalgam nowadays. consequently, their mechanical properties and durability are critical. objectives: the aim of this study was to produce pyrex glass nano-particles by wet milling process and use them as reinforcement in dental resins for anterior restorations and then examinat...

Journal: :تحقیقات مهندسی کشاورزی 0
محسن زلفی دانشجوی کارشناسی ارشد فرامرز خدائیان دانشیار گروه علوم و مهندسی صنایع غذایی پردیس کشاورزی و منابع طبیعی دانشگاه تهران سیدمحمدعلی ابراهیم زاده موسوی استاد گروه علوم و مهندسی صنایع غذایی پردیس کشاورزی و منابع طبیعی دانشگاه تهران مریم هاشمی استادیار پژوهشکده بیوتکنولوژی کشاورزی ایران

this study prepared new edible composite film by blending kefiran with whey protein. the film-forming solutions used different ratios of kefiran to whey protein (70/30, 50/50, 30/70, 10/90) and were cast at room temperature. the effects of the addition of whey protein on the physical, mechanical and water-vapor permeability (wvp) properties of the film were investigated. it was found that an in...

Journal: :journal of ultrafine grained and nanostructured materials 2014
mahsa barzegar vishlaghi abolghasem ataie

carbon nano-tube (cnt) reinforced metal matrix nano-composites have attracted a great deal of attention in recent years due to the outstanding physical and mechanical properties of cnts. however, utilizing cnt as reinforcement for alloy matrixes has not been studies systematically and is still a challenging issue. in the present study, cu80fe20/10cnt nanocomposite was synthesized by mechanical ...

Journal: :علوم و تکنولوژی پلیمر 0
اسماعیل قاسمی حامد عزیزی پروین احسانی نمین

the growing interest in using natural fibers as reinforcing agents of polymer-based composites is mainly due to their advantages such as lower cost, lower density, ease of preparation, lower energy requirements for processing, biodegradability, wide availability and relative non-abrasiveness over traditional reinforcing fibers such as glass and carbon. in this study, wood-plastic composite (wpc...

ژورنال: مواد پرانرژی 2021

In this article aging behavior of composite solid propellant was investigated by determining its mechanical properties at elevated temperatures. For this purpose, three HTPB samples with different microstructures were selected and composite solid propellants were prepared based on them keeping similar other components and aging was studied by accelerated method.  Mechanical properties were meas...

2017
Matheus Poletto

In this work, the potential for usage recycled polystyrene and wood flour wastes as materials for development wood plastic composites was evaluated. The effects of wood flour loading and coupling agent addition on the mechanical, dynamic mechanical and morphological properties of polystyrene wood flour composites were examined. The results showed that the mechanical properties decreased with th...

ژورنال: مواد پرانرژی 2019

Plastic Bonded Explosives with inert binder despite having good mechanical properties and low sensitivity, because of containing inert materials, have low energy level. So investigations for replacing inert binder system with energetic binder system and high exploding components in the making of these materials are performing. It seems using energetic polymers and materials like Cyclotetramethy...

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