膨胀剂定义：膨胀剂是一种化学外加剂，加在水泥中，当水泥凝结硬化时，随之体积膨胀，起补偿收缩和张拉钢筋产生预应力以及充分填充水泥间隙的作用。
The effects to the concrete’s compressive strength,splitting tensile strength and other mechanical properties were studied,while mixing polypropylene fiber,UEA expansive agent and MA modifier polymer emulsion in the concrete,by the compression experiment and splitting tensile test.
通过检测聚合物纤维修复混凝土的抗压强度、劈拉强度,研究了聚丙烯纤维、UEA膨胀剂、MA改性剂聚合物乳液同时掺入时对混凝土抗压强度、劈拉强度等力学性能的影响。
参考来源 - 聚合物纤维修复混凝土基本力学性能的研究Expansion admixture of concrete can offset the tension-stress caused by drying shrinkage or temperature lowing of concrete. It has a good compensation to shrinkage, and can improve the anti-cracking and anti-penetrating performance of concrete.
混凝土膨胀剂在普通混凝土中可抵消干缩或温度降低引起的拉应力，起到良好的补偿收缩作用，能提高混凝土的抗裂防渗能力，常用于配制膨胀混凝土或抗裂防渗混凝土，广泛地应用于防水、抗渗、修补等工程中。
参考来源 - 膨胀剂对混凝土主要性能影响的试验研究及其模糊评价Because the two special mortar is a single system, they are mixed with water to be used. Finally the modified mechanism of fiber, redispersion emulsoid powder, water-retentive admixture and expansive admixture have been analyzed.
最后,该文还分析了纤维、可再分散乳胶粉、保水剂、膨胀剂这四种重要组分对砂浆的改性机理。
参考来源 - 干拌砂浆的研究Based on the shrinkage analysis of cement-stabilized aggregate mixture , the performance of cement-stabilized aggregate mixtures with expansion agent or fibre . compared with that without admixtures, such as mechanical property . shrinkage , anti-freeze and durability are studied.
本文在分析水泥稳定碎石基层材料收缩的基础上，通过系统的试验，提出了利用膨胀剂和聚丙烯纤维改善水泥稳定碎石基层路用性能。
参考来源 - 掺膨胀剂及纤维水泥稳定碎石抗裂性能研究The compensation shrinkage of concrete has the best effcet , which the admixture of expansive agent is appropriate.
只有膨胀剂在合适的掺量时,就能达到最好的补偿收缩的功效。
参考来源 - 补偿收缩混凝土在渠道防渗工程中的应用研究·2,447,543篇论文数据，部分数据来源于NoteExpress
负极膨胀剂是铅酸蓄电池的重要组成部分。
Negative expander is an important component of lead - acid batteries.
另外，粪便软化剂、膨胀剂也较广泛应用于孕妇。
In addition, stool softener, more expansive agent widely used in pregnant women.
铅酸蓄电池负极活性物质中的膨胀剂是必不可少的。
The organic expanders are necessary to negative active materials of lead-acid battery.
应用推荐