【摘要】 以木质素磺酸钙为原料 ,通过离子交换法制备了五种季铵阳离子木质素磺酸盐 ,系统的研究了它们对水泥各项性能的影响。研究结果表明 :不同季铵阳离子所对应的木质素磺酸盐在应用性能上存在明显差异 ,有些木质素磺酸季铵盐显示出新的应用潜力。更多还原

【Abstract】 Five kinds of lignosulfonate with different quaternary ammonium ions were prepared by means of dowexing.Experiments were carried out on their effects on their effects on properties of cement,the result of which proved that lignosulfonates with different quaternary ammonium ions had obvious difference in properties of application.Some of lignosulfonates with different quaternary ammonium ions showed the new advantages of application.更多还原