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Preparation of water-based strippable paper/plastic laminated adhesive
Author(s): 
Pages: 51-54
Year: Issue:  2
Journal: Electroplating & Finishing

Keyword:  water-based paper/plastic laminated adhesivepolyurethanewaxtackifying resinsilane coupling agentpeeling strength;
Abstract: 以聚氨酯乳液为主要连接料,通过加入一定配比的蜡乳液、增粘树脂和偶联剂等制得一种水性可剥离纸塑复膜胶.研究了聚氨酯乳液的类型及其与蜡乳液不同配比,不同增粘树脂的种类和用量,以及不同硅烷偶联剂的用量对纸塑复膜胶性能的影响.结果表明,选择阴离子脂肪族聚氨酯乳液为主要连接料、用量为48.2%,以天然乳胶为增粘树脂、用量为7.8%,而且蜡乳液为39.5%、硅烷偶联剂为4%时,所制备的水性可剥离纸塑复膜胶具有剥离强度适中,纸塑分离时纸张保持完整,粘结面干燥、不返黏的特点,满足纸塑包装的要求.
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