نتایج جستجو برای: mdf

تعداد نتایج: 1003  

2015
Xin Guan Junyou Shi Minghui Guo Jinguo Lin Xueshen Liu Jiqing Li

Laccase, an enzyme capable of degrading lignin, has become an effective agent for green processing and has great significance for the protection of the environment and the development of a low-carbon economy. In this work, wood fibers were selected as the raw material, and with activation by a laccase-mediator system, lignin was changed to a natural adhesive material, and the high temperature/h...

Journal: :Jurnal Penelitian Hasil Hutan 2010

Journal: :int. j. lignocellulosic products 2014
a. kargarfard a. jahan-latibari

the target of this study was to investigate the possibility of mdf productionfrom eucalyptus camaldulensis wood. mdf fibers were produced applying threelevels of steaming time. laboratory mdf boards were produced using thegenerated fibers and different pressing temperature and time. physical andmechanical properties of mdf panels were measured using relevant eu testmethods and were statisticall...

ژورنال: :نشریه جنگل و فرآورده های چوب 2013
صادق ملکی مسیب دالوند اکبر رستم پور هفتخوانی مهدی فائزی پور

این پژوهش با هدف بررسی ظرفیت تحمل تنش در اتصال گوشه‏ای فارسی ساخته شده با دم چلچله در تخته خرده چوب و تخته فیبر نیمه سنگین (mdf) در زیر بار کششی قطری صورت گرفته است. در این تحقیق، اثر ارتفاع دم چلچله در دو سطح 9 و 14 میلی متر، نوع چسب پلی وینیل استات (pvas) و سیانو آکریلات (ca)، و جنس اعضای اتصال (تخته خرده چوب و mdf) زیر بار کششی قطری بررسی شد. اتصال‏های ساخته شده با حالت بدون چسب مقایسه شدند....

Journal: :Vivências 2022

O uso da madeira maciça está cada vez mais restrito e oneroso. Novas tecnologias de produção MDF pela indústria moveleira têm estimulado a fabricação o consumo móveis planejados. Consequentemente, quantidade resíduo desse material tem aumentado é preocupante. Uma alternativa reaproveitamento do mesmo para desenvolver novos produtos materiais compósitos modo agregar valor ao resíduo, proteger am...

Journal: :Advances in Materials Science and Engineering 2021

This study focuses on the examination of effect cutting parameters surface roughness when drilling medium-density fiberboard (MDF) with a parallel robot. Taguchi technique was applied to find optimum and, later, processing. Experimental layout established using L18 orthogonal array, and experimental data were examined via statistical analysis variance (ANOVA). results performed by multiple regr...

Journal: :Coatings 2023

To investigate an impact of microcapsules on water-based coatings for a medium density fiberboard (MDF), three types aloe emodin prepared at 3.0% concentration SDBS, OP-10 and TWEEN-80 emulsifiers were added to the applied MDF surface. Then, sets tested. Antibacterial properties groups surface increased with addition microcapsule content, antibacterial coating against Escherichia coli in slight...

Journal: :Journal of clinical and experimental hepatology 2023

Background and Aim: Several patients with SAH are unsuitable for corticosteroid therapy because of kidney injury, infection, gastrointestinal bleeding. Early liver transplantation (LT) is not readily accepted in our settings. Therefore, we aimed to assess the efficacy safety Therapeutic plasma exchange (PLEX) SAH. Methods: In this prospective study, included (NIAAA definition) who were ineligib...

Journal: : 2022

Düzce Divapan A.Ş. de her gün açığa çıkan zımpara tozu atığı en az 25 ton civarındadır. Fabrikada bu atık genellikle enerji üretiminde yakılarak yok edilmektedir. Zımpara tozunun tekrar üretime kazandırılması ile karbon emisyonunun azaltılmasına katkı sağlanacaktır. Fabrika kaynaklı atıkların geri dönüşüm yoluyla yeni bir kullanım alanı yaratılarak değerlendirilmesi, çevre sorunlarının azalması...

Journal: :Pakistan journal of humanities and social sciences 2022

It is imperative to explore the stability of money demand function (MDF) due its effectiveness in strength monetary policy. This paper employs ARDL approach examine whether M3 MDF stable for Gulf Cooperation Council (GCC) consisting six Arabian countries. The also uses CUSUMSQ and CUSUM tests this purpose. Unit root test results indicate that variables have unit roots with varying degrees. reve...

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