Transcription of 2-1 Recausticizing - Principles and Practice - TAPPI
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2-1 Recausticizing - Principles and Practice - TAPPI
Recausticizing - Principles AND Practice Dale R. Sanchez Process Specialist - Recausticizing Vector Process Equipment Inc. 2079 Gordie Tapp Crescent Burlington, ON L7M 3T9 Email: OVERVIEW The Recausticizing process produces cooking liquor for the digester from recycled inorganic chemicals generated in the recovery boiler and lime kiln. The process involves one very simple chemical reaction followed by process steps utilizing various types of liquid solid separation equipment. Cooking liquor (white liquor) for the kraft process is produced from smelt generated in the recovery boiler.
2.1-2 Sodium Hydroxide (NaOH) - This is the main constituent of white liquor (cooking liquor) used in the digester. At high temperature and pressure it dissolves the lignin bonding the
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