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LSB-02 je novým typem povrchového činidla, které syntetizovalo kopolymerizací styrenu a esteru, činidlo pro velikost povrchu. It can efficiently combine with starch result with good cross link intensity and hydrophobic properties. With lower dosage, lower cost and easy use advantages, it has good film-forming and strengthening property to writing paper, copy paper and other fine papers.