低游离甲醛脲醛树脂胶粘剂的研究进展  

Research development of urea formaldehyde adhesive with low free formaldehyde

作　　者：刘振[1] 陈晓康[1] 郭振宇[1] 丁著明[1] 

机构地区：[1]天津市合成材料工业研究所,天津300220

出　　处：《热固性树脂》2010年第4期58-62,共5页Thermosetting Resin

摘　　要：综述了低游离甲醛脲醛胶粘剂的制备技术开发进展,包括降低原料甲醛与尿素物质的量比、采用三聚氰胺、聚乙烯醇、苯酚中的1种或2种改性、控制缩聚条件、加入甲醛捕捉剂等方法。The preparation technology development of the urea formaldehyde adhesive with low free formaldehyde were reviewed.The method included decreasing the molar ratio of formaldehyde to urea,using one or two modifiers choosing form melamine,polyvinyl alcohol and phenol,controlling the polycondensation conditions and adding formaldehyde scavenger.

关 键 词：脲醛树脂 游离甲醛 尿素 三聚氰胺 聚乙烯醇 苯酚 胶粘剂 

分 类 号：TQ323.3[化学工程—合成树脂塑料工业]