Introduction to paper

Overview of the Manufacturing Process for Paper and Board : Part 2

Continued from Part 1 . All components mentioned in Part 1 have to be adequately prepared for optimum use in the papermaking process steps. The additives may be delivered ready for use or may have to be finally prepared according to the requirements in the mill. Fiber stock preparation includes several unit operations depending...
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Paper and Board Today : Part 2

The paper and board market is global, and so is the paper industry where an evident consolidation has occurred over the last decades: In 1980 the 150 biggest companies contributed about 45 % to the overall production, in 2000 this figure was about 70 % in a market which had nearly doubled from about...
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Paper and Board Today : Part 1

The history of paper is also the history of human culture and civilization. The Egyptians, Greeks and Romans wrote on “papyrus”, a paper-like material. Today’s kind of paper was first developed and used in China. Paper was the most im­portant carrier of information in the past. It was only with increasing paper pro­duction that...
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Overview of the Manufacturing Process for Paper and Board : Part 1

Overview of the Manufacturing Process for Paper and Board Papermaking today includes, in principle, the same process steps as applied for centuries: preparation of the fiber material, sheet or web forming, pressing, dry¬ing, sizing and smoothing. However, in the last two centuries much of the detail has changed. Each process step has undergone –...
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Historical Background and General Aspects

Historical Background and General Aspects 1.3.1 Introduction Paper is defined internationally as a thin layer of mostly cellulosic plant fibers, produced on a screen by dewatering a slurry of fibers in water . The slurry is called pulp. Despite recent developments (proteinic or synthetic fibers, chemical additives, coating, etc.) the “cellulosic plant fiber” will...
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paper questions
paper questions


Paper Production

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paper questions