Upgrading recycled fiber properties has been a constant concern in pulp and paper industry.
In this respect many researches has been applied. The present paper has been considered …

Background and Objectives: The reduction of forest wood resources has increased the
necessity of using alternative primary resources including weedy non-wood plants, wood of …

Abstract Background and Objectives: The reduction of forest wood resources has increased
the necessity of using alternative primary resources including weedy non-wood plants, wood …

This research was conducted to investigate the bleaching of combined old newspapers
(ONP) and old magazines (OMG) deinked pulp using sodium dithionite. The pulp was …

Materials and Methods: In this research, terjin leaves were obtained from Gorgan region
located in Golestan province. In order to measure the biometric characteristics of terjin, the …

One of the most common types of paper and paperboard production in Iran, is the production
of various grades of liner, test liner and corrugated medium from recycled old corrugated …

سابقه و هدف: مرکب زدایی قلیایی متداول دارای محدودیت هایی مثل زرد شدن الیاف مکانیکی در محیط
قلیایی (تیره شدن قلیایی), بازده کمتر به علت انحلال بیشتر مواد در محیط به شدت قلیایی …‎

In the current study, modification of NSSC pulp broke fibers was done by forming starch
polymeric multilayers, using Layer-by-Layer (LbL) layering method. After fiber slushing and …

در این تحقیق، اصلاح الیاف وازده خمیرکاغذ نیمه شیمیایی سولفیت خنثی (NSSC) با استفاده از
روش لایه نشانی لایه به لایه و با تشکیل چندلایه‌های پلیمری نشاسته انجام گرفت. پس از جداسازی …‎

سابقه و هدف: استفاده بهینه از کاغذهای باطله و بهبود کیفیت آنها همواره یکی از اهداف در صنایع
خمیر و کاغذ بوده است. این تحقیق با هدف بررسی کیفیت خمیر مخلوط کاغذهای روزنامه و مجله …‎