Results 91 to 100 of about 768 (200)

Effects of heterogeneous aging in compressed HNBR and EPDM O-ring seals

open access: yes, 2016
Seals used in containers for dangerous goods need to maintain leak tightness for several decades. For investigating the change in seal material properties during aging, a comprehensive aging program on both uncompressed and compressed EPDM and HNBR seals
Kömmling, Anja   +2 more
core   +1 more source

Swellable elastomeric HNBR-MgO composite : magnesium oxide as a novel swelling and reinforcement filler

open access: yes, 2014
In this paper, we introduce a novel reactive rubber composite made by compounding magnesium oxide (MgO) powder with hydrogenated nitrile butadiene rubber (HNBR).
Musso, Simone   +5 more
core   +1 more source

Study on Aging Mechanism of HNBR Vulcanizate in High Temperature Oil and Water Environment

open access: yes
Rubber is a crucial sealing material in the petroleum industry. Due to increasingly stringent industrial development, safety performance requirements are becoming extremely high, resulting in higher oil resistance requirements for rubber.
Tianguo Xia   +5 more
core   +1 more source

Estudo exploratório do efeito de diferentes cargas em borrachas de hnbr [PDF]

open access: yes, 2018
Neste projeto realizou-se um estudo exploratório sobre o efeito de diferentes cargas numa matriz de HNBR (borracha nitrílica hidrogenada) com destaque ao efeito de fibras de aramida, em comparação com nanofibras de carbono, à carga tradicional negro de ...
Barros, Ítalo Ribeiro de
core   +1 more source

Numerical Investigation of Creasing Instability in Compression Packer Rubber Cylinders: Effects of Geometry, Friction, and Meshing Strategy

open access: yesApplied Sciences
The rubber cylinder is the core sealing element of a compression packer, and its structural stability directly determines downhole sealing reliability. The rubber cylinder is made of HNBR, while the central tube, support rings, and casing are made of 35 ...
Xinliang Li   +4 more
doaj   +1 more source

Fatigue du HNBR - effet de la formulation et du vieillissement thermique

open access: yes, 2018
The present PhD thesis is devoted to investigation of fatigue in elastomers, andmore particularly of carbon black-filled hydrogenated nitrile butadiene rubber (HNBR).HNBR is a high performance elastomer classically used for high temperature industrial ...
Narynbek Ulu, Kubat
core  

Development of Carbon Nanofiber Reinforced HNBR Composite for Sealing Applications

open access: yes, 2014
Carbon nanofiber(CNF) as a novel filler has been studied by researchers with huge enthusiasm owe to its special properties, like light weight, sustainability of large deformation, chemical stability, corrosion and fatigue resistance, vibration and noise ...
Sun, Yang
core  

Development of Carbon Nanofiber Reinforced HNBR Composite for Sealing Applications

open access: yes, 2018
Carbon nanofiber(CNF) as a novel filler has been studied by researchers with huge enthusiasm owe to its special properties, like light weight, sustainability of large deformation, chemical stability, corrosion and fatigue resistance, vibration and noise ...
Sun, Yang
core  

Radioprotective Effects of Sulfurcontaining Mineral Water of Ramsar Hot Spring with High Natural Background Radiation on Mouse Bone Marrow Cells

open access: yesJournal of Biomedical Physics and Engineering, 2017
Background: We intend to study the inhibitory effect of sulfur compound in Ramsar hot spring mineral on tumor-genesis ability of high natural background radiation.
Heidari A. H.   +4 more
doaj  

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