常温固化双组分聚氨酯密封胶成型工艺的研究  

Research on the Room Temperature Curing Process of Two-Component Polyurethane Sealant

作　　者：陈少兵[1] 刘承雨[2] 成琦[2] 

机构地区：[1]中国人民解放军海军驻武汉地区通信军事代表室,武汉430079 [2]中国电子科技集团公司第二十三研究所,上海201900

出　　处：《光纤与电缆及其应用技术》2015年第5期29-32,共4页Optical Fiber & Electric Cable and Their Applications

摘　　要：常温固化双组分聚氨酯密封胶可用于聚氨酯护套电缆与连接器间的水下密封,具有密封可靠、操作便捷的特点。对常温固化双组分聚氨酯密封胶的固化成型密封工艺中的搅拌和脱泡处理、电缆护套和连接器金属外壳粘接表面的预处理以及注塑模具合理设计这三个方面进行了深入的研究和探讨,相关试验表明,这三个方面对聚氨酯密封胶固化成型密封效果都有重要的影响。The room temperature curable two-component polyurethane sealant can be used in the underwater sealing between polyurethane jacketed cable and connectors,it has the characteristics of reliable sealing and easy operation.Research on the processing of stirring and vacuum debubbling sealant,the pre-processing of the adhesion surface between cable jacket and the metallic of the connectors housing,and the rational design of injection mould in the room temperature curing process of two-component polyurethane sealant are carried out.Through the related test it is validated that the above three aspects have important influence on the curing effect of polyurethane sealant.

关 键 词：聚氨酯密封胶 固化成型工艺 真空脱泡 表面预处理 注塑模具 

分 类 号：TQ436.6[化学工程]