Results 31 to 40 of about 655 (203)

"Influencing factors on performance of hydrogenated nitrile rubber/ polyvinyl chloride composites for sealing core of rotary blowout preventer"

Hecheng xiangjiao gongye
Hydrogenated nitrile rubber （HNBR）/polyvinyl chloride （PVC） composites for sealing core of rotary blowout preventer were prepared， and the effects of HNBR/PVC blend ratio， carbon black amount， plasticizer type and co?鄄crosslinking agent ratio on the ...
GAO Qian， ZHANG Juan， YU Fang-lei， KE Miao
doaj   +1 more source

A study on mechanical properties of equal wall thickness rubber bushing of positive displacement motor based on hydrogenated nitrile butadiene rubber aging test

Petroleum, 2022
Shale gas production has become the main driver of global gas production growth. Deep shale gas is difficult to extract, which puts forward higher requirements for drilling speed increase. The downhole power drilling tools are mainly screw drilling tools.
Changshuai Shi, Xiaofeng Wan, Xiaohua Zhu, Kailin Chen   +3 more
doaj   +1 more source

Effect of stress relaxation on accelerated physical aging of hydrogenated nitrile butadiene rubber using time-temperature-strain superposition principle

Advanced Industrial and Engineering Polymer Research, 2019
While the stress relaxation is a common phenomenon for polymers, its effect on the stress/strain accelerated aging of the hydrogenated nitrile butadiene rubber (HNBR) cannot be ignored.
Qidi Peng, Zhongmeng Zhu, Chengkai Jiang, Han Jiang   +3 more
doaj   +1 more source

Preparation and properties of melt grafted hydrogenated nitrile rubber composite with glycidyl methacrylate

Hecheng xiangjiao gongye
Glycidyl methacrylate(GMA) was grafted onto hydrogenated nitrile rubber(HNBR) by melt grafting during processing, the relationship between amount of GMA and active reaction temperature of the modified system was investigated, the grafting ratio and gel ...
WANG Li-li, LIU Chao, ZHENG Fang-yuan
doaj   +1 more source

"Effect of different curing agents on properties of hydrogenated nitrile rubber"

Hecheng xiangjiao gongye, 2023
The effect of dicumyl peroxide(DCP), di-tert-butylperoxyisopropyl benzene (BIPB) and 2,5-dimethyl-2,5-di-tert-butylperoxy hexane（DHBP） on properties of hydrogenated nitrile rubber（HNBR）were investigated.
ZHUANG Yi1, WANG Lei-lei2, ZHENG Fang-yuan2, XU Lin2
doaj   +1 more source

Hybrids of HNBR and in situ polymerizable cyclic butylene terephthalate (CBT) oligomers: properties and dry sliding behavior

eXPRESS Polymer Letters, 2008
A peroxide curable hydrogenated nitrile rubber (HNBR) was modified by cyclic butylene terephthalate oligomer (CBT), added in 100 parts per hundred rubber (phr).
doaj   +1 more source

Strong Lateral Confinement of Hydrophilic Silica Nanoparticles on Mg‐Al Layered Double Hydroxides Nanoflakes for Enhanced Thermal Properties

Advanced Materials Interfaces, Volume 13, Issue 11, 9 June 2026.
A nanostructured, naturally flame‐retardant, and non‐toxic inorganic composite is introduced, which is laterally associated with silica nanoparticles to induce the restacking of the LDH lamella structure, thereby serving as an efficient thermal insulator.
Gayani Pathiraja, Jeffrey Ayerh, Abhijeet Mali, Md Arifur Rahman Khan, Anna Sheets, Shobha Mantripragada, Sherine O. Obare, Tetyana Ignatova   +7 more
wiley   +1 more source

Comparative study on thermal-oxygen aging and tribological properties of carbon nanotubes and graphene sheet reinforced hydrogenated nitrile rubber composite materials

Journal of Materials Research and Technology
A comprehensive and comparative study of the thermal-oxygen aging and tribological properties of antioxidant 6PPD synergized with carbon nanotubes (CNTs) and graphene (GE)-reinforced hydrogenated nitrile rubber (HNBR) composites was performed using ...
Cheng Qian, Shijie Wang, Yunlong Li, Rui Nie, Shuyuan Song   +4 more
doaj   +1 more source

Polymer Coating of Carbon Nanotube Fibers for Electric Microcables

Nanomaterials, 2014
Carbon nanotubes (CNTs) are considered the most promising candidates to replace Cu and Al in a large number of electrical, mechanical and thermal applications.
Noe T. Alvarez, Timothy Ochmann, Nicholas Kienzle, Brad Ruff, Mark R. Haase, Tracy Hopkins, Sarah Pixley, David Mast, Mark J. Schulz, Vesselin Shanov   +9 more
doaj   +1 more source

Toward 4R Electronics: Liquid‐Metal‐Enabled Thin Film, and Field‐Effect Transistors for Sustainability and E‐Waste Reduction

Advanced Materials Technologies, Volume 11, Issue 7, 6 April 2026.
The 4R principle—Resilience, Repairability, Recyclability, and Renewability—enables sustainable liquid‐metal transistors. LM materials provide stretchable, damage‐tolerant architectures, allow rapid circuit repair, permit full material recovery through dissolution, and support renewable fabrication cycles, forming a closed‐loop pathway toward ...
Elahe Parvini, Abdollah Hajalilou
wiley   +1 more source