Results 11 to 20 of about 469,021 (245)

Properties of brominated butyl rubber/polyethylene supercritical foaming materials

open access: yesHecheng xiangjiao gongye, 2023
Brominated butyl rubber (BIIR) and polyethylene (PE) were used as the matrix to prepare BIIR/PE blend foams by supercritical nitrogen gas fluid foaming technology, and the effects of BIIR amount on density, foaming ratio, hardness, resilience ...
LI Ya-ru, ZHANG Zhen-xiu
doaj   +1 more source

THE STUDY OF BACTERIAL GROWTH ON LOW-DENSITY POLYETHYLENE- LIGNIN COMPOSITE [PDF]

open access: yesBasrah Journal of Veterinary Research, 2011
In the present study, Low density polyethylene with various contents of lignin films were investigated for their resistance to bacterial adhesion. The disc diffusion method was employed for this purpose.
Nawres N. jaber
doaj   +1 more source

An Overview of Composite Pressure Vessels with Polymer Liner [PDF]

open access: yesBaspārish, 2022
Pressure vessels are one of the most widely used and high-risk equipment in various industries. Pressure vessels are divided into four types based on material and structure.
zeinab rouzbehani, mehrnoush mohammadi
doaj   +1 more source

The mechanical behaviour of polyethylene pipe systems [PDF]

open access: yes, 1982
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.The design of polyethylene (PE) pipelines for applications in the gas, water and chemical process industries has been based on data mainly obtained from ...
Barker, Michael, Barker, M.B.
core   +7 more sources

Investigation of properties in nanomodified polyethylene-based wood-polymer composites [PDF]

open access: yesНанотехнологии в строительстве, 2023
: Introduction. Polyethylene is by far the most widely used polymer in the production of wood-polymer composites both in Russia and in other countries. Nevertheless, these composites have a number of disadvantages: low adhesion between polymer matrix and
Ayaz G. Khantimirov   +3 more
doaj   +1 more source

Co-oxidation kinetic model for the thermal oxidation of polyethylene-unsaturated substrate systems [PDF]

open access: yes, 2013
The thermal oxidation of polyethylene (PE) impregnated by the methyl esters of unsaturated fatty acids (UFEs) was studied using chemiluminescence, and infra-red spectrophotometry.
RYCHLÝ, Jozef   +3 more
core   +1 more source

Kinetic modelling of phenols consumption during polyethylene thermal oxidation [PDF]

open access: yes, 2013
Irganox 1010 stabilized PE was monitored by carbonyl build-up and DSC under oxygen. A scheme for PE stabilization by phenols was implemented and its kinetic parameters were calculated from experimental results.
RICHAUD, Emmanuel
core   +1 more source

Changes in signal transmission speed in coaxial cables through regulating the foam structure of the polyethylene dielectric section [PDF]

open access: yesPolyolefins Journal, 2021
Polyolefins have been widely used in the electrical insulation and cable industry in recent years. One of the main usages of these materials is dielectric insulation in coaxial cables.
Milad Moradian   +2 more
doaj   +1 more source

On the low reinforcing efficiency of carbon nanotubes in high-performance polymer fibres

open access: yesNanocomposites, 2021
Driven by the exceptionally high mechanical properties of carbon nanotubes (CNTs), over the years an extensive research effort has been devoted to the reinforcement of high-performance polymer fibres with CNTs.
Stergios Goutianos, Ton Peijs
doaj   +1 more source

Study of Slurry Ethylene Polymerization with Ziegler-Natta Catalysts: Kinetics and Investigation on the Rate of Monomer Consumption Equation [PDF]

open access: yesعلوم و تکنولوژی پلیمر, 2008
In the current work, ethylene polymerization was investigated from a mathematical modeling point of view. The initiation (activation), propagation, termination, and deactivation reactions were taken into account and the relevant equations used in the ...
M. Salami-Kalajahi   +2 more
doaj   +1 more source

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