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polyvinyl alcohol grinding stone production line

Polyvinyl alcohol (PVA) is water-soluble, biodegradable, and biocom ... production or the loss of hydroxyl groups for hydrogen bonding with the PVA matrix. Here, we investigated ... wet pulp fiber was fed between two-stone grinding disks with the gap of 100 micron and a rotation of 1,500 rpm. Approximately 100 g of pulp fibers (dry

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