Results 1 to 10 of about 286 (157)

Evaluation of Polymer-Coated Carbon Nanotube Flexible Microelectrodes for Biomedical Applications [PDF]

open access: yesBioengineering, 2023
The demand for electrically insulated microwires and microfibers in biomedical applications is rapidly increasing. Polymer protective coatings with high electrical resistivity, good chemical resistance, and a long shelf-life are critical to ensure ...
Chethani Ruhunage   +5 more
doaj   +2 more sources

Study on failure mechanism of rubber sealing rings for high pressure equipment in ultra high H2S gas fields [PDF]

open access: yesScientific Reports
In this study, the failure mechanisms of fluoroether rubber (FM) and hydrogenated nitrile butadiene rubber (HNBR) seal rings employed in two feedstock gas coalescers operating within an ultra-high H2S gas field were investigated.
Yang Zhong   +5 more
doaj   +2 more sources

Influence of Silica (SiO2) Loading on the Thermal and Swelling Properties of Hydrogenated-Nitrile-Butadiene-Rubber/Silica (HNBR/Silica) Composites

open access: yesOpen Engineering, 2018
Hydrogenated-Nitrile-Butadiene-Rubber (HNBR) is known for its good physical strength. It is a widely used rubber in electrical insulation and other high performance applications. Performance of HNBR is affected in high temperature and an aggressive fluid
Abraiz Khattak
exaly   +2 more sources

Long-term ISO 23936-2 sweet oil ageing of HNBR

open access: yesPolymer Testing, 2021
A hydrogenated nitrile butadiene rubber (HNBR) compound is subjected to ageing in a simulated oil and gas environment in accordance with ISO 23936-2 standard at two elevated temperatures (130°C and 150°C) for a period of up to 9 months. Shore D hardness,
Avinash Tiwari   +2 more
exaly   +3 more sources

Fatigue of HNBR blends and the effects of thermal ageing

open access: yesProcedia Engineering, 2018
Abstract HNBR (Hydrogenated Nitrile Butadiene Rubber) is a synthetic rubber with good resistance to heat and oil products; due its properties, HNBR is utilized in high-demanding applications in oil exploration, aerospace, automotive, and other industries.
Kubat Narynbek Ulu   +2 more
exaly   +2 more sources

Evaluation of sealing performance of a compression packer at high temperature [PDF]

open access: yesScience Progress, 2022
Rubber is the key component of a compression packer, which directly affects the success or failure of seals. Presently, the contact stress between the rubber and borehole walls is used as the main evaluation criterion for the sealing ability of the ...
Xu Zheng, Bin Li, Gensheng Fei
doaj   +2 more sources

Tribological Behavior of HNBR in Oil and Gas Field Applications [PDF]

open access: yesLubricants, 2018
The common usages of elastomeric components in oil and gas field applications are in dynamic atmospheres; especially sealing appliances that are in relative motion when interacting with surfaces.
Winoj Balasooriya   +5 more
doaj   +2 more sources

"Effect of magnesium methacrylate on properties of hydrogenated nitrile rubber "

open access: yesHecheng xiangjiao gongye, 2023
Magnesium methacrylate (MgMA)/ hydrogenated nitrile rubber (HNBR) composites were prepared by blending MgMA with HNBR, and the effects of MgMA amount on mechanical properties of HNBR at high temperature and after immersion in drilling fluid were ...
SUN Xiao-liang, ZHANG Guo-tian, ZHAO Yu-jun, LUO Xi-chao, SONG Jian, GUO Tian-ming, LIU Xin-xin
doaj   +1 more source

Interfacial Curing Kinetics and Compatibilization Behavior of NR/HNBR/ENR Blends: Morphology, Viscoelasticity, and Network Structure [PDF]

open access: yesACS Omega
Yihao Fan   +7 more
doaj   +2 more sources

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