نتایج جستجو برای: epdm
تعداد نتایج: 568 فیلتر نتایج به سال:
This study used ethylene-propylene diene monomers (EPDM), an elastomer, to develop foams incorporating clay as filler using simple compounding, chemical foaming, and peroxide-mediated light crosslinking methods. The low-temperature batch mixer was employed for compounding azodicarbonamide (ADC) a foaming agent, dicumyl peroxide (DCP) crosslinker, followed by compression molding sheet preparatio...
Abstract Working on quasi‐static phase‐field fracture modeling in nearly incompressible solids for crack propagation is a challenging task. To avoid arising locking effects therein, mixed form the solid displacement equation developed, resulting two unknowns: field and hydro‐static pressure variable. In order to fulfil an inf‐sup condition, stable Taylor‐Hood elements are employed displacement‐...
The influences of nanosilica and modified on cure, compression set, mechanical swelling characteristics are studied in blends ethylene-propylene-diene monomer (EPDM)/styrene-butadiene rubber (SBR). In EPDM/SBR composites, the made from rice husk ash (RHA) was utilised as a reinforcing nanofiller. interaction between matrix at interface is crucial for production composites. This study uses bis[3...
The use of adequate thermal energy storage (TES) systems has shown the potential to increase efficiency in many fields, such as building sector. Shape-stabilized phase change materials (SS-PCMs) have attracted attention address one key barriers (PCMs), leakage during liquid state, that nowadays limits its applicability. However, SS-PCMs still drawbacks overcome, poor fire reaction and stability...
در پیل سوختی پلیمری برای نگهداری هیدروژن و اکسیژن/هوا در ناحیه مربوط به خود، وجود واشر آب بندی در هر سل ضروری است. پایداری واشرهای آب بندی تاثیر بسیار زیادی بر روی طول عمر عملیاتی و عملکرد الکتروشیمیایی پیل سوختی می گذارد. هدف از این تحقیق یافتن ماده الاستومری مناسب جهت استفاده به عنوان آب بند در پیل سوختی پلیمری است. برای این کار چهار نوع ماده الاستومری که بهترین خواص را برای این کار داشتند،...
In this work, we present crack propagation experiments evaluated by digital image correlation (DIC) for a carbon black filled ethylene propylene diene monomer rubber (EPDM) and numerical modeling with the help of variational phase-field fracture. Our main focus is evolution cracks in one-sided notched EPDM strips containing circular hole. The are complemented investigations identifying mechanic...
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