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PVAfor Paper Industry
PVA 1799 is usually used as a surface treatment agent for paper and paperboard.When higher coverage is
required,0599 may be applied.A sizing solution of 2-5% is used,with a plasticizer for example glyc-
erol,an insolubilizer for example glyoxal and defoamer added to the solution.A wax emulsion (10-50% of the
weight of PVA ) may be added to prevent sticking to the dryer and staining on the calendar roll.Metallic
stearates and rosins may also be applied.The applications of PVA for paper industry are listed as follows.
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