搜索结果: 1-15 共查到“工学 Polyethylene”相关记录31条 . 查询时间(0.25 秒)
Designed from Recycled: Turning Polyethylene Waste to Covalently Attached Polylactide Plasticizers
HDPE Oxidative degradation Feedstock recycling PLA Plasticization
2024/3/8
High-density polyethylene (HDPE) waste was successfully feedstock recycled, and the obtained chemicals were utilized for synthesis of plasticizers for polylactide (PLA). First, an effective route to r...
Determination of oxygen permeability of polyethylene and polypropylene nonwoven fabric foils
gas transmisivity equipment construction packaging mulching
2014/2/24
The paper deals with determination of oxygen permeability of the polyethylene and polypropylene foils applied in
mulching and food packaging. The construction of the equipment of measurement of gas ...
Fractographic study of high-density polyethylene gas pipe following Small Scale Steady State test
Fractographic high-density polyethylene gas pipe Small Scale Steady State test
2010/8/12
Polyethylene (PE) is the primary material used for gas pipe applications. Because of its flexibility, ease of joining and long-term durability, along with lower installed cost and lack of corrosion, g...
Creep damage mechanisms in gas pipes made of high density polyethylene
Engineering polymers Creep-resistance Mechanical properties
2009/12/3
Purpose: The purpose of this article is to present results of creep damage mechanisms in gas pipes made of high density polyethylene [HDPE]. High density polyethylene has been widely used in the pipin...
Mechanical and electrical properties of mined coal filled polyethylene and polyamide
Mined coal Filled polymers Polymer composites
2009/12/3
Purpose: The purpose of the present paper is to present results of basic mechanical properties research of high-density polyethylene and polyamide 6 filled with two kinds of mined coal particles. Beca...
Examining the hardness of the high density polyethylene with method of the cone
Engineering polymers Mechanical properties Hardness
2009/12/1
Purpose: The purpose of this article is to present results of examining the hardness of the high density
polyethylene with method of the cone.
Design/methodology/approach: In the article a method of...
Ultrasonic methods in diagnostics of polyethylene
Engineering polymers Properties Mechanical properties
2009/12/1
Purpose: The aim of the work was to find relationship between the ultrasonic wave velocity and the strenght
and stess in a polyethylene specimens.
Design/methodology/approach: The experiments have b...
Effects of Ozonization on Properties of Wood-Based Board Bonded with Styrene-Butadiene Rubber and Polyethylene Glycol Adhesive
wood-based board styrene-butadiene rubber polyethylene glycol ozone mat moisture content
2009/11/23
SP adhesive, consisting of styrene-butadiene rubber (SBR) and polyethylene glycol (PEG), has been developed and used to make wood-based boards. This study aimed to improve the wood-based board propert...
EFFECT OF CHAR LAYER ON TRANSIENT THERMAL OXIDATIVE DEGRADATION OF POLYETHYLENE
thermal oxidative degradation polyethylene reflectivity
2009/10/14
A transient one dimensional model has been presented to simulate degradation and gasification of polyethylene, in early stage of fire growth. In the present model effect of oxygen on degradation and r...
EXPERIMENTAL STUDY OF CO-PYROLYSIS OF POLYETHYLENE/SAWDUST MIXTURES
biomass pyrolysis high density polyethylene
2009/10/13
A study of the behavior of the thermal decomposition of mixtures of biomass and thermoplastics, such as polyethylene, is of interest for processes for the thermal recovery of industrial and urban wast...
Experimental Analysis of Buried High Density Polyethylene Pipes
Infrastructure Pipeline Pipe-soil interaction Viscoelasticity HDPE
2009/10/12
The primary goal of this study was to evaluate the deflections and bending moments of buried High density polyethylene (HDPE) pipes. The performance of buried HDPE pipes subjected to live loading was ...
A New Protective Polyethylene Based Film Containing Zeolites for the Packaging of Fruits and Vegetables: Film Preparation
Packaging film Polyethylene Zeolite
2009/10/12
To manufacture a polyethylene film containing zeolite particles for the packaging of foods six manufacturing methods were tried: hot pressing, addition of zeolite to molten polyethylene and dissolved ...
Damping and Vibration Analysis of Polyethylene Fiber Composite under Varied Temperature
Polymer matrix composite Polyethylene Damping Frequency Temperature effects
2009/10/9
Damping and vibration properties of polyethylene fiber composite are investigated under varied temperature.Ad amping monitoring method is used to experimentally measure frequency response and the freq...
Development of Chlorine Tolerant Degradation Catalyst for Chemical Recycling of Polyethylene
Low density polyethylene Polyethylene Chemical recycling
2009/8/4
Catalytic degradation of low density polyethylene (LDPE) including small amounts of poly(vinyl chloride) (PVC) has been carried out to develop a chlorine tolerant catalyst for chemical recycling of w...
Effect of Polyethylene Glycol Addition on Hydrodesulfurization Activity over CoO-MoO3/Al2O3 Catalyst
Cobalt molybdenum catalyst Hydrodesulfurization Polyethylene glycol
2009/7/24
A new additive approach using polyethylene glycol (PEG) as a water soluble organic compound was proposed to improve hydrodesulfurization activity over CoO-MoO3/Al2O3 catalyst. The addition of PEG to ...