叙述了以聚乙烯醇为原料,经缩醛化后和硅溶胶制备有机—无机复合粘合剂。介绍了配方、制备程序和拉伸粘结强度的试验结果。
The paper introduces the formula, process and tensile strength of the organic-inorganic composite adhesive which is prepared by mixing acetalization of polyvinyl alcohol with silicasol.
采用临界区思想推出了粉末粘结非织造布拉伸强度的理论估计模型。
A theoretical modelling of tensile strength of powder bonded nonwovens is deduced according to the concept of critical zone.
结果表明,紫外线对CFRP与混凝土的拉伸剪切强度影响较大,防护能有效缓减CFRP与混凝土的正拉粘结性能在紫外线作用下的劣化。
The results showed that the influence of UV light on adhesive property was great, and protection can slow the deterioration of adhesive strength of CFRP and concrete.
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