نتایج جستجو برای: sbr styrene butadiene rubber

تعداد نتایج: 26851  

Journal: :Soils & rocks 2022

Butadiene-styrene copolymer (SBR) is an elastomer composed of 75% butadiene and 25% styrene widely used in the automotive industry tire production. This can be produced from two polymerization processes: emulsion or solution polymerization. paper presents mechanical behavior a polymer reinforced sand compared to pure sand. Direct shear tests were performed on specimens with addition modified bu...

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 2006
mohsen masoomi ali asghar katbab hossein nazockdast

attempts have been made for the first time to produce a friction material with thermal sensitive modulus by the inclusion of combined plastic/rubber properties of thermoplastic elastomers (tpe) as viscoelastic polymeric materials into the formulation for the purpose of increasing the damping behavior. in order to evaluate the viscoelastic parameters such as loss factor (tan δ) and elastic modul...

Journal: :International Journal of Integrated Engineering 2022

Crumb rubber incorporation is widely deemed to deteriorate the compressive strength of concrete. One dominant reasons for this reduction known as inferior bonding or weak interfacial transition zones (ITZ) between crumb and hardened cement paste. While Styrene-butadiene (SBR)latex being used a agent in concrete manufacturing, SBR latex usage holds potential compensate from incorporation. This s...

Journal: :Jurnal Kejuruteraan 2022

Sufficient experimentation is observed in literature to examine the brittle behaviour of concrete. Presently, addition different modified polymer and fibres can be treated as an effective way for improving Steel are now generally mixed with concrete because such sufficient strengths gained. Fibre Reinforced Concrete acquires high stiffness, strength durability subjected environment. In this exp...

Journal: :Lubricants 2021

This study investigated the friction and wear pattern of silica-reinforced Styrene-Butadiene Rubber (SBR) in sliding with a steel blade indenter. The experiments were conducted using pin-on-disc tribometer at various applied loads examined under dry wet contact conditions. Analysis was focused on investigating coefficient length spacing. Related to identification, abrasion theory here. In addit...

2009
E. Hajizadeh H. Garmabi

Toughening of polyamide 6 (PA6)/ Nanoclay (NC) nanocomposites with styrene-ethylene/butadiene-styrene copolymer (SEBS) using maleated styrene-ethylene/butadiene-styrene copolymer (mSEBS)/ as a compatibilizer were investigated by blending them in a co-rotating twin-screw extruder. Response surface method of experimental design was used for optimizing the material and processing parameters. Effec...

یکی از خرابی‏های متداول در مخلوط‏های آسفالتی ناشی از تاثیر تخریبی رطوبت بر پیوستگی قیر و چسبندگی قیر-سنگدانه می‏باشد که خرابی رطوبتی نام دارد. روش‏های مختلفی برای بهبود چسبندگی و کاهش حساسیت رطوبتی وجود دارد که یکی از متداول‏ترین آنها اصلاح قیر می‏باشد. در این پژوهش، به بررسی تاثیر استفاده از مواد پلیمری به عنوان اصلاح‌کننده قیر در کاهش خرابی رطوبتی مخلوط‌ آسفالت گرم پرداخته شود. آزمایش بارگذار...

Ali Asghar Katbab, Hossein Nazockdast Mohsen Masoomi

Attempts have been made for the first time to produce a friction material with thermal sensitive modulus by the inclusion of combined plastic/rubber properties of thermoplastic elastomers (TPE) as viscoelastic polymeric materials into the formulation for the purpose of increasing the damping behavior. In order to evaluate the viscoelastic parameters such as loss factor (tan δ) and elastic m...

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