The soften viscosity of this pva confirmed 10 poises at 191 c., which was dried inside the equal way as in example 1 and molded by means of a flat die and equal die as in example 1 from a soften extruder heated at 200 c. To yield a colored, stupid and opaque film containing a good deal fish eyes. The resulting product will be infrequently used practically as film. Y
manage 2.
For more information about polyvinyl alcohol film, visit here.
manage 2.
For more information about polyvinyl alcohol film, visit here.
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