Papermaking auxiliary PEI, polyethyleneimine, P-1050 imported from JapanPEI is a highly cationic polymer and is complete...

BRT-027F is first diluted 33 times (normal temperature water is enough), equivalent to 1% dilution s

Paper-making additives can coagulate micro-fibers by adding a small amount of them to the pulp.

Polycarbonate (PC) is a kind of thermoplastic engineering plastic with excellent comprehensive perfo