نتایج جستجو برای: لاستیک epdm

تعداد نتایج: 1498  

2017
Jiu Huang Chuyuan Tian Jingwei Ren Zhengfu Bian

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...

Journal: :Colloid and Polymer Science 2021

Abstract In this research, the effect of calcium oxide (CaO) nanocrystalline particles filled ethylene propylene diene monomer (EPDM) rubber composites is investigated, at different weight percentages (1.0, 2.0, 4.0, and 8 wt%) CaO using two methods mixing. one case conventional mixing on twin roll-mill was used, in other ultrasonic as a pre-mixing applied. are synthesized by precipitation meth...

Journal: :Applied Physics A 2023

Abstract In response to the continuous demand for industry progress and need low-cost alternative materials that have superior properties than present ones, a new coupling agent was used treat composites, which were as backing in ultrasonic array transducers. transducers, back-echo reverberation piezoelectric elements occurs, so are critical reducing these echoes. The Cu–Al–Zn-alloy treated wit...

Journal: :Polymer Bulletin 2023

Abstract Nanocomposites based on acrylonitrile butadiene rubber (NBR) and ethylene–proplene diene monomer (EPDM) (50/50) filled with different concentrations of nano-waste magnetic filler (nWMF) up to 120 phr were prepared by two laboratory roll mill mixer. nWMF was characterized using XRD, TEM VSM. The nanocomposites investigated techniques: SEM, TGA, DSC. In addition the rheological, mechanic...

2008
Fredrik Gundelsweiler Harald Reiterer

Few of today’s EPDM (electronic product data management) systems make use of valuable approaches in user interface design and information visualization as suggested by researchers. In this paper, we describe a design approach addressing the problems of searching, browsing, visualizing and filtering information in hierarchically structured graphs. The main problem areas we identified are the amo...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تهران 1362

لاستیک یکی از قدیمی ترین و بادوام ترین مواد برای حفاظت سطوح فلزی در برابر مواد خورنده بوده و عملیات رابرلاینینگ نزدیک به صد سال است که برای حفاظت قطعات فلزی در برابر محیطهای خورنده استفاده میشود. در پژوهش حاضر جهت سرعت بخشدین به عملیات رابرلاینینگ، کاهش زمان پخت و امکان انجام این عملیات در محیطهای روباز یک ترکیب لاستیکی شبه ابونیتی مقاوم در برابر اسید کلریدریک 30-25 درصد وزنی و درجه حرارت 90-80...

Journal: :Polymer Degradation and Stability 2021

Ethylene-propylene-diene rubber (EPDM) is a elastomer widely used in common industrial applications. EPDM can be shaped into sheets and employed as isolating material for roofing systems. In this study, scraps of from commercial, residential systems were treated by combined thermo-mechanical microwave devulcanization processes including peroxide benzoyl (BPO). The devulcanized (Dev-EPDM) was ch...

Journal: :NIPPON GOMU KYOKAISHI 1971

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