粒状偏硅酸钠新工艺研制成功偏硅酸钠是制造浓缩洗衣粉主要原料，又是脱墨剂，洗涤剂，金属清洗剂，汽车、玻璃脱漆剂等主要原料。由于其无磷、无铝、无毒、无公害、无泡沫，颇受用户欢迎，国内需求高达五十万吨，目前产量仅有几万吨，再者价廉，为三聚磷酸钠的２０％，所... Granular sodium silicate successful development of new technology Sodium metasilicate is the main raw material for the manufacture of concentrated detergent, but also deinking agents, detergents, metal cleaning agents, automotive, glass paint remover and other major raw materials. Because of its non-phosphorus, aluminum, non-toxic, pollution-free, foam-free, well received by users, domestic demand as high as 500,000 tons, the current output of only tens of thousands of tons, cheap, as sodium tripolyphosphate 20 %, ...