【摘要】 开发出湿法生产磷酸同时制造石膏晶须的新工艺。对影响石膏晶须生成的各种因素进行探讨,制备出直径为2~4μm、长径比10~70、横截面为正六边形的高品质磷石膏晶须。它可用作橡胶、塑料等高分子材料的填充、补强材料,在造纸工业可以节约纸浆,具有广阔的市场前景和推广意义。更多还原

【Abstract】 A new technology for producing wet-process phosphoric acid and phosphogypsum whisker simultaneously is developed.The various factors effecting the growth of gypsum whisker are discussed.The high quality hexagon phosphogypsum whisker with the diameter of 2~4 μm,the ratio of length to diameter 10~70 is prepared.It can be used as filling and reinforced materials in rubber and plastic industries,and saving pulp in paper-making industry.It has broad market prospect.更多还原