Polyvinyl alcohol dust suppression by admixing polyglycol

Details Polyvinyl alcohol dust suppression by admixing polyglycol Polyvinyl alcohol dust suppression by admixing polyglycol

C - Chemistry, Metallurgy

08

J

400/3024, 400/59

C08J 3/20 (2006.01) B01J 13/02 (2006.01)

Patent

CA 1198238

ABSTRACT OF THE DISCLOSURE A process for the preparation of a substantially dust-free PVA powder comprising contacting the PVA with about 0.5 percent to 4.0 percent polyglycol, preferably about 0.5 percent to 2.0 percent polyglycol, based on the weight of the PVA, and the product therefrom.

410854

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