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The Causes and Solutions of the Vessel Picking |
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DOI:10.11980/j.issn.0254-508X.2013.12.014 |
Key Words:vessel picking vessel elements hardwood pulp refining enzyme |
Fund Project:本课题得到国家自然基金(31100435)、天津市高等学校科技发展基金计划项目(20100509)、天津市科技创新体系及条件平台建设计划项目(10SYSYJC28000)的资助。 |
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Abstract:The increasing use of fast growing tropical hardwoods has led to a significant tendency of vessel picking in offset printing. The properties of the hardwood vessel elements were introduced. The mechanism and fundamentals of the vessel picking were discussed. The solutions to vessel picking were presented, including raw material selection, refining, fractionation by hydrocyclone, surface sizing and enzyme treatment methods. |
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