نتایج جستجو برای: epdm elastomer

تعداد نتایج: 3892  

Journal: :Polymer Bulletin 2023

Abstract Structure–properties relationship in complex rubber nanocomposites is a key for enlarging the performance window. Herein, halloysite nanotubes (HNTs) are added at variable content to ethylene-propylene diene monomer (EPDM)/nitrile butadiene (NBR) blends compatibilized with maleic anhydride grafted HNTs evaluate cure characteristics, along microstructure, and mechanical swelling behavio...

Journal: :Polymer Engineering and Science 2021

Temperature scanning stress relaxation (TSSR) measurement of peroxide vulcanized polymer blends polypropylene (PP) and ultrahigh molecular-EPDM (UHM-EPDM) rubber has been performed to study the thermomechanical behavior thermoplastic vulcanizates (TPVs). Co-agents play crucial roles in enhancement properties TPVs. Different types co-agents (Triallyl cyanurate-TAC; N, N-m-phenylene-dimaleimide-H...

2007
T. P. ABBOTT

Tertiary amine-modified corn starches were converted to their basic or hydroxide form and combined with carboxylated butadiene-acrylonitrile copolymer and butadiene-styrene-sulfonic acid polymer to produce ionically bonded filler-elastomer composites. An increasing percentage of the elastomer fraction in the starch-elastomer composite is insolubilized as the starch-to-elastomer ratio increases....

Journal: :Dental materials journal 2008
Yumushan Gunay Cem Kurtoglu Arzu Atay Banu Karayazgan Cihan Cem Gurbuz

The purpose of this research was to investigate if physical properties could be improved by incorporating a tulle reinforcement material into a maxillofacial silicone elastomer. A-2186 silicone elastomer was used in this study. The study group consisted of 20 elastomer specimens incorporated with tulle and fabricated in dumbbell-shaped silicone patterns using ASTM D412 and D624 standards. The c...

ژورنال: :مجله علوم و تکنولوژی پلیمر 2013
فاطمه خادمه مولوی روح الله باقری قاسم نادری صدیقه سلطانی

نانوکامپوزیت سه تایی بر پایه آمیخته اتیلن- پروپیلن دی ان مونومر (epdm) و اتیلن- پروپیلن دی ان مونومر پیوند شده با مالئیک انیدرید(epdm-g-mah) با غلظت های متفاوت (7-0 قسمت وزنی) نانولوله کربنی چنددیواره (mwcnt) روی غلتک آزمایشگاهی تهیه شد. بررسی نقش epdm-g-mah به عنوان سازگارکننده و اثر غلظت های مختلف نانولوله کربنی روی خواص مکانیکی، رئولوژیکی و مشخصات پخت نانوکامپوزیت بررسی شد. رفتار پخت نانو کا...

Journal: :High voltage 2021

To study the effect of nano-silica particles on conductivity characteristics ethylene propylene diene monomer (EPDM) insulation, EPDM nanocomposites with different mass fractions nano silica were prepared via melt-blending method. Scanning electron microscopy was used to analyze dispersion nanoparticles in EPDM. Based Fourier-transform infrared spectrum, bonding properties between and analyzed....

Journal: :Research, Society and Development 2021

Neste trabalho, a poliamida 6 (PA6) foi tenacificada com o terpolímero de acrilonitrila-EPDM-estireno (AES), utilizando etileno-propileno-dieno enxertado anidrido maleico (EPDM-MA), como agente compatibilizante. As blendas foram preparadas em uma extrusora rosca dupla corrotacional e, posteriormente, moldadas por injeção. propriedades resistência ao impacto, à tração e morfologia avaliadas. Os ...

Journal: Polyolefins Journal 2016

A novel mixing approach for achieving a good dispersion of multi-walled carbon nanotubes (MWCNTs) in ethylene- propylene diene monomer (EPDM) matrix has been investigated. In this approach EPDM was modified with vinyltrimethoxysilane (VTMS) during melt mixing. In addition the effect of MWCNT concentration on mechanical and rheological properties of modified EPDM has been studied. The formulated...

Journal: :Journal of physics 2023

Abstract The performance change of Ethylene propylene diene monomer (EPDM) was studied by the accelerated aging experimental method, and its lifespan predicted. results showed that thermal oxidation EPDM is dominated crosslinking reaction. With extension time, total density tensile permanent deformation gradually decrease, while strength hardness increase gradually. life prediction formula unde...

Journal: :Journal of applied research and technology 2022

This study was to develop a radiation sterilized polypropylene/ethylene-propylene diene monomer (PP/EPDM) binary blends using melt blending and the mechanical properties of were studied. The PP/EPDM prepared in ratios 80:20, 60:40, 50:50, 40:60 20:80. then compressed for 12 minutes Hot Cold Press machine cut into 1mm, 3mm 6mm thickness tensile test, impact hardness test Fourier Transform Infrar...

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