3 edition of Pulp bleaching today found in the catalog.
Pulp bleaching today
Hans Ulrich Suess
|Statement||by Hans Ulrich Suess.|
|LC Classifications||TS1176.6.B6 S84 2010|
|The Physical Object|
|LC Control Number||2010002751|
Kraft Pulp Bleaching with Hydrogen Peroxide and Peracetic Acid* F. POTÙ¨EK** and M. MILICHOVSKÝ Department of Wood, Pulp, and Paper, Faculty of Chemical Technology, University of Pardubice, CZ 10 Pardubice, Czech Republic Received 19 May Laboratory bleaching studies were carried out on kraft pulp . The principal pulp bleaching agents are chlorine, chlorine dioxide, hypochlorite, peroxide, chlorite, oxygen and ozone. Definition of pulp bleaching: Removal of colored substance or alter the coloring material from chemical pulp .
STUDIES ON WASHING IN KRAFT PULP BLEACHING Academic Dissertation to be presented with the assent of the Faculty of Technology, University of Oulu, for public discussion in Kuusamonsali . The optimal conditions determined during the first stage of bleaching experiments (5% Oxone, % NaOH, 65°C, and minute bleaching time) were used to prepare the pulp for the second stage of bleaching experiments. The maximum brightness of % ISO was achieved in the first stage of bleaching Cited by: 4.
The book also features discussions on several "hot topics" in pulp bleaching, including elemental chlorine free bleaching, totally chlorine free bleaching, enzyme assisted bleaching, and bleaching of recycled fiber. In addition, the book . In its Second Edition, Handbook of Pulping and Papermaking is a comprehensive reference for industry and academia. The book offers a concise yet thorough introduction to the process of papermaking from the production of wood chips to the final testing and use of the paper product. The author has updated the extensive bibliography, providing the reader with easy access to the pulp 5/5(2).
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Mechanical pulp bleaching and recycled fiber bleaching, respectively their limitation is discussed. Recent research is cited, for example, on aging and brightness reversion, therefore, this book is up-to-date, which makes it very valuable to my work in bleach Cited by: This book describes the most effective application of chemicals in bleaching.
It starts with a brief overview of the history of bleaching and then focuses on recent developments. The ban of chlorine from bleaching pulp has shifted bleaching to environmentally sound procedures. Elementary Chlorine Free bleaching (ECF bleaching) and Totally Chlorine Free bleaching (TCF bleaching.
Pulp bleaching has gone through dramatic changes in the last two decades. The process has moved from a discharge of toxic and poorly biodegradable effluent to a general acceptance of environmentally sound technology. This book describes the production of high quality pulp Pages: Pulp Bleaching Today - Kindle edition by Suess, Hans Ulrich.
Download it once and read it on your Kindle device, PC, phones or tablets. Use features like bookmarks, note taking and highlighting while reading Pulp Bleaching Today.5/5(1). This book describes the most effective application of chemicals in bleaching.
It starts with a brief overview of the history of bleaching and then focuses on recent developments. The ban of chlorine from bleaching pulp has shifted bleaching.
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Pulp Bleaching Today by Hans Ulrich Suess,available at Book Depository with free delivery : Authors: Alan W. Rudie, Ph.D., and Peter W.
Hart, Ph.D. Previous editions of The Bleaching of Pulp have provided comprehensive information on the technology used to bleach wood pulps. The 5th edition will continue this tradition as the premiere industry text on bleaching.
24 rows In the oxygen delignification/bleaching stage the pulp is treated with oxygen in a. Chemical pulp bleaching is accomplished with various compounds containing chlorine or oxygen and alkali extractions in several stages.
Fig. indicates why several stages with different compounds are used. The use of three to seven stages increases the efficiency of bleaching by reducing the amount of chemical required.
This is due to the complex nature of lignin; each bleaching. Pulp Bleaching Technology THE BLEACHING PROCESS Bleaching is the treatment of cellulosic fiber with chemicals to increase brightness (see box 4-A). Brightness may be achieved by either lignin removal (delignification) or lignin decolonization.
Lignin remains a major constituent of pulp. Hydrogen peroxide has been used commercially as a pulp bleaching agent to brighten mechanical pulp for more than seven decades (Sain et al. ) and is now also widely used in waste paper pulp. Variables Aﬁecting Bleaching The kinetic models discussed in the literature try to describe and/or explain the chemical and physical interactions between the bleaching agents and the pulp ﬂbers.
Besides the respective propor-tions of lignin and bleaching File Size: KB. Pulp bleaching today. [Hans Ulrich Suess] -- This book describes the most effective application of chemicals in bleaching. It starts with a brief overview of the history of bleaching and then focuses on.
How Pulp Bleaching Works Today. To understand how pulp bleaching works, we should first note its place in the overall pulp and paper making process. Pulp bleaching is meant to remove lignin, a natural element that causes paper to brown, from the wood pulp.
Previous Pulp Bleaching Books Current Pulp Bleaching Book Organization of the Current Book References Cited 2. Oxygen Delignification Introduction Comparison of Oxygen to Other Bleaching.
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Free shipping for non-business customers when ordering books. Practically, pulp bleaching is a process that makes the final product whiter or brighter. Technically, bleaching a pulp decreases the visible light absorbance or increases the reflectance of a pulp.
Pulp Bleaching Today. Download eBook. The ban of chlorine from bleaching pulp has shifted bleaching to environmentally sound procedures.
complicated or simply expensive pseudo modern bleaching. The target of this book. This book gives updated information on environmentally benign approaches for pulp bleaching, which can help solve the problems associated with conventional bleaching technologies.
Show less Pulp. of bleac hing. Designed as a text book and reference book, Pulp Bleaching: P rinc iples and Practice explains what bleac hing is, why pulp is bleached, and how bleaching is done. The book is divided into eight major sections which are sub-divided into 36 chapters covering all aspects of pulp bleaching.
The book .Get this from a library! Pulp bleaching today. [Hans Ulrich Suess] -- Pulp bleaching has gone through dramatic changes in the last two decades.
The process has moved from a discharge of toxic and .Alongside the traditional aspects of pulping processes, pulp used in industry and paper pulps, this book describes all pulping processes used for paper and board manufacturing as well as waste liquor treatment, pulp bleaching and environmental aspects, while also covering pulp .