CAJ | 학술논문

采用水溶液法将丙烯酸、丙烯酰胺接枝于天然大分子羧甲基纤维素钠（CMC），制备出了吸水率和吸盐率高、吸水速率快的高吸水树脂。通过单因素实验研究了CMC用量、丙烯酸中和度、丙烯酸‐丙烯酰胺比例、引发剂用量、交联剂用量、反应温度等因素对所制备树脂吸液率的影响，合成树脂的最优条件为：丙烯酸中和度为65％，原料物料比为3：1，引发剂质量分数为0．5％，交联剂质量分数为0．035％，反应温度为70℃，CMC用量为0．4g。并采用红外分析、扫描电镜对树脂结构进行了表征。研究表明该方法成功合成了树脂，所合成的树脂吸水率高、吸水速度快。
채용수용액법장병희산、병희선알접지우천연대분자최갑기섬유소납（CMC），제비출료흡수솔화흡염솔고、흡수속솔쾌적고흡수수지。통과단인소실험연구료CMC용량、병희산중화도、병희산‐병희선알비례、인발제용량、교련제용량、반응온도등인소대소제비수지흡액솔적영향，합성수지적최우조건위：병희산중화도위65％，원료물료비위3：1，인발제질량분수위0．5％，교련제질량분수위0．035％，반응온도위70℃，CMC용량위0．4g。병채용홍외분석、소묘전경대수지결구진행료표정。연구표명해방법성공합성료수지，소합성적수지흡수솔고、흡수속도쾌。
CMC‐g‐AA‐AM is polymerized with acrylic acid and acrylamide by the aqueous solution polymeri‐zation .The influence of the amounts of CMC ,initiator ,crosslinking agent ,degree of acrylic acid ,materi‐al ratio and reaction temperature on the absorbency of the composite is discussed .Finally ,the optimum conditions of the reaction process are gained:the amount of CMC is 0 .4g ,initiator and crosslinking agent are 0 .5% and 0 .035% ,degree of acrylic acid is 65% ,material ratio and reaction is 3 :1 ,temperature is 70℃ .SEM is used for analyze the structure of CMC‐g‐AA‐AM .Water retention test is excellent in the performance of the liquid‐absorbent .