نتایج جستجو برای: medium density polyethylene mdpe

تعداد نتایج: 657654  

Journal: :علوم و تکنولوژی پلیمر 0
سمانه صاحبیان سقی سیدمجتبی زبرجد سیدعبدالکریم سجادی

in the present work, high temperature tensile properties of medium density polyethylene (mdpe) and its nanocomposites are investigated. for this purpose mdpe reinforced with different weight percentages of nano-sized calcium (2, 5, 10) are produced by compression moulding method. tensile tests have been carried out at different temperatures, i.e. 30, 60, 90c using thermomechanical analysis (tm...

Journal: :Fibers 2022

The best approaches to minimizing resource scarcity, removing valuable waste streams, and re-establishing a circular economic chain of recycled thermoplastics are cascade them into product life cycles their valorization combined with sustainable raw materials. As one part this goal, WPC was formulated from three PE plastic wastes: linear low-density polyethylene (LLDPE), medium-density (MDPE), ...

Journal: Polyolefins Journal 2014

In this work, the role of comonomer content of 1-hexene-medium density polyethylene (MDPE) copolymer, synthesized using Phillips catalyst, on thermal behavior parameters such as: crystallization, melting temperature and thermal degradation was investigated in detail. The copolymer was fractionated to homogenous short-chain branching (SCB) fractions by "preparative temperature rising elution fra...

In this article, the role of nano-size calcium carbonate in penetration resistance of medium- density polyethylene (PE) was investigated through experiments. In order to study the penetration resistance of PE and its nanocomposites, perforation test was carried out. The results of tests showed that penetration resistance depends strongly on calcium carbonate amount. As a matter of fact, additi...

2002
Hanzi Wang David Suter

In computer vision tasks, it frequently happens that gross noise occupies the absolute majority of the data. Most robust estimators can tolerate no more than 50% gross errors. In this article, we propose a highly robust estimator, called MDPE (Maximum Density Power Estimator), employing density estimation and density gradient estimation techniques in the residual space. This estimator can toler...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده منابع طبیعی و علوم دریایی 1392

در این تحقیق خواص فیزیکی و مکانیکی چندسازه چوب پلاستیک حاصل از ترکیب های مختلف پلاستیک بازیافتی به همراه آرد چوب مورد بررسی قرار گرفت. نسبت پلاستیک های بازیافتی بر طبق نسبت پلاستیک ها در زباله های جامد شهری تهران انتخاب شد. برای این منظور چندسازه چوب پلاستیک با ماتریس یک نوع پلاستیک بازیافتی(high density polyethylene)، مخلوط دو hdpe/ low density polyethylene)، مخلوط سه (hdpe/ ldpe/ polypropylen...

2008
Mathias Fritzsche Jendrik Johannes Steffen Zschaler Anatoly Zherebtsov Alexander Terekhov

In our previous work we proposed Model-Driven Performance Engineering (MDPE) as a methodology to integrate performance engineering into the model-driven engineering process. MDPE enables domain experts, who generally lack performance expertise, to profit from performance engineering by automating the performance analysis process using model transformations. A crucial part of this automated proc...

2006
Sofija Pavkovic Harold Dowse

Large populations of larvae, required for many behavioral assays are difficult to be obtained by individual brush picking from the growth medium. Polyethylene glycol was found as a suitable replacement of sucrose, for density separation. Polyethylene glycol is a non-physiological agent and was found to have no adverse effect on olfactory response of the larvae.

Journal: :Studies in health technology and informatics 2009
Michael Spitzer Tobias Ullrich Frank Ückert

The Medical Data and Picture Exchange platform (MDPE), as a teleradiology system, facilitates the exchange of digital medical imaging data among authorized users. It features extensive support of the DICOM standard including networking functions. Since MDPE is designed as a web service, security and confidentiality of data and communication pose an outstanding challenge. To comply with demands ...

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