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自制乳化环氧乳液改性水泥砂浆性能研究

DOI: 10.3969/j.issn.1674-0696.2014.04.14, PP. 67-71

Keywords: 道路工程,乳化型,固化剂,环氧树脂,乳液,roadengineering,emulsiontype,curingagent,epoxyresin,emulsion

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Abstract:

:?合成一种具有乳化效果的非离子型固化剂AEO-9-EGDGE-DETA,并进一步对其性能进行了表征,研究表明:AEO-9-EGDGE-DETA的亲水亲油平衡值(HLB值)为10~13,具有良好的乳化效果;将其应用于E44的固化时,漆膜的硬度、附着力和柔韧性优异。采用自制的AEO-9-EGDGE-DETA制备环氧树脂乳液,考察了不同影响因素对环氧树脂乳液稳定性的影响。将其与水泥共混制备了水泥砂浆,并对水泥砂浆的力学性能进行测试。结果表明:乳化环氧乳液提高了水泥砂浆的抗压、抗弯强度及其柔韧性。

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