✦ LIBER ✦

Effects of surfactants on the enzymatic bleaching of kraft pulp by xylanase

✍ Scribed by Keun Garp Ryu; Young Gon Kim

Publisher: The Korean Society for Biotechnology and Bioengineering
Year: 1997
Tongue: English
Weight: 379 KB
Volume: 2
Category: Article
ISSN: 1226-8372
DOI: 10.1007/bf02932332

No coin nor oath required. For personal study only.

📜 SIMILAR VOLUMES

Effect of xylanase on ozone bleaching ki

Effect of xylanase on ozone bleaching kinetics and properties of Eucalyptus kraft pulp

✍ M Blanca Roncero; Antonio L Torres; José F Colom; Teresa Vidal 📂 Article 📅 2003 🏛 Wiley (John Wiley & Sons) 🌐 English ⚖ 224 KB

## Abstract Environmental pressure has led the pulp and paper industry to develop new technologies in order to reduce or suppress the presence of various pollutants in effluents from bleaching plants. One of the choices for this purpose is enzyme‐based biotechnology. This study deals with the effec

Bleach boosting and direct brightening b

Bleach boosting and direct brightening by multiple xylanase treatments during peroxide bleaching of kraft pulps

✍ Ken K. Y. Wong; Lori A. Martin; F. Miguel Gama; John N. Saddler; Ed de Jong 📂 Article 📅 1997 🏛 John Wiley and Sons 🌐 English ⚖ 234 KB

The effects of multiple xylanase treatments were assessed during the peroxide bleaching of three pulps: Douglas-fir (kraft); Western hemlock (oxygen delignified kraft); and trembling Aspen (kraft). The addition of a xylanase treatment stage, either before or after the peroxide bleaching stage(s), re

Biobleaching effect of Streptomyces ther

Biobleaching effect of Streptomyces thermoviolaceus xylanase preparations on birchwood kraft pulp

✍ A.P. Garg; A.J. McCarthy; J.C. Roberts 📂 Article 📅 1996 🏛 Elsevier Science 🌐 English ⚖ 901 KB

Eucalyptus globulus kraft process modifi

Eucalyptus globulus kraft process modifications: Effect on pulping and bleaching performance and papermaking properties of bleached pulps

✍ AS Santiago; C Pascoal Neto 📂 Article 📅 2008 🏛 Wiley (John Wiley & Sons) 🌐 English ⚖ 277 KB

## Abstract **BACKGROUND:** Increasing the yield of the wood pulping process allows the reduction of specific wood costs. Process modifications with a great impact on pulp yield are the profiling of chemical charges and addition of anthraquinone (AQ). The aim of the present work is to investigate t

Bleach-boosting effect of crude xylanase

Bleach-boosting effect of crude xylanase from Bacillus stearothermophilus SDX on wheat straw pulp

✍ Gaurav Garg; Saurabh Sudha Dhiman; Ritu Mahajan; Amanjot Kaur; Jitender Sharma 📂 Article 📅 2011 🏛 Elsevier 🌐 English ⚖ 191 KB

Pretreatment of wheat straw pulp using cellulase-free xylanase produced from Bacillus stearothermophilus SDX at 60°C for 120min resulted in 4.75% and 22.31% increase in brightness and whiteness, respectively. Enzyme dose of 10U/g of oven dried pulp at pH 9 decreased the kappa number and permanganate

Simulating the impact of kraft pulping a

Simulating the impact of kraft pulping and bleaching parameters on Eucalyptus camaldulensis pulp properties using MATLAB

✍ Pedram Fatehi; Shahab Arabshahi; Zainab Ziaee; Raimo O. Malinen; Yonghao Ni 📂 Article 📅 2010 🏛 John Wiley and Sons 🌐 English ⚖ 339 KB

## Abstract In this work, __Eucalyptus camaldulensis__ was evaluated as the raw material for chemical pulp under different pulping and bleaching conditions. The pulping was carried out at different H‐factors, and at different effective alkalis. The resulting pulps were then oxygen delignified and b