应用化学 ›› 1995, Vol. 0 ›› Issue (1): 117-118.

• 研究论文 • 上一篇    

耐盐性聚丙烯酸盐类高吸水树脂的制备

宋彦凤, 崔占臣, 陈欣芳   

  1. 吉林大学材料科学系, 长春130023
  • 收稿日期:1994-03-07 修回日期:1994-06-27 出版日期:1995-02-10 发布日期:1995-02-10

Preparation of Salt-Resisting Super Water-Absorhent Polyacrylate Copolymer

Song Yanfeng, Cui Zhanchen, Chen Xinfang   

  1. Institute of Materials Science, Jilin University, Changchun 130023
  • Received:1994-03-07 Revised:1994-06-27 Published:1995-02-10 Online:1995-02-10

摘要: 高吸水树脂是一种应用比较广的功能性高分子材料.它的吸水率可高达几百倍乃至几千倍.但耐盐性较差.本文在丙烯酸钠外又增加了两种非离子性的单体丙烯酞胺和丙烯酸轻乙酷,旨在使所得到的高分子链上带有不同的亲水性基团,以提高吸水树脂的耐盐能力.文中还对影响树脂吸水率的主要因素进行了讨论.

关键词: 丙烯酸钠, 丙烯酰胺, 丙烯酸羟乙酯, 共聚物, 吸水树脂, 耐酸性

Abstract: The super water absorbent resin was prepared by copolymerization of sodiumacrylate,acrylamide and hydroxyl acrylate,using N,N'-methyl-bis-acrylamide as crosslinking agent.The product obtained shws an increased salt resistance.

Key words: sodium acrylate, acrylamlde, hydroxyl acrylate, copolymer, water absorbent, saltresistance