1) Bubble growth
泡孔长大
2) bubble expansion controlling
泡孔长大控制
1.
As key factors in processing microcellular plastics,the formation of polymergas homogenous phase system,nucleation and bubble expansion controlling have been discussed in this paper.
在微孔塑料加工过程中,聚合物-气体均相体系的形成、成核与泡孔长大控制是关键因素。
3) Bubble
泡孔
1.
Three steps in forming of microcellular plastics namely forming of homogeneous gas/polymer system,nucleation and growing and shaping of gas bubbles are introduced.
并分析了加工工艺因素(温度、压力)等对制品中泡孔尺寸和密度的影响:泡孔直径随挤出压力的增加而减小;泡孔密度随压力的增加而增加;泡孔直径随压力降速率的增大而减小;泡孔密度随压力降速率的增大而增加;而适当提高温度有利于减小泡孔直径、增加泡孔密度。
4) Cell
泡孔
1.
The cell structure of the samples was observed and the changing regularity of mechanical properties with the rubber powder diameter was studied.
试验结果表明:泡孔的形成、形状及尺寸与胶粉颗粒的大小有关。
2.
At the end of 1990s, the preparation of microcellular polymer foams(MPF) by using supercritical fluids(SCF) were commercialized.
然后对聚合物微发泡材料的理论研究进展进行了介绍,主要回顾了3个方面的研究内容,包括气体在聚合物中的溶解行为、泡孔的形成和长大机理以及聚合物/气体体系的流变行为等。
5) Cellular Property
泡孔性能
6) cellular structure
泡孔结构
1.
As a result,the density of foams,and dosage of vinyl silicone oil,and cellular structure and testing condition had different important effects on compression stress-strain performance of silicone rubber-foams.
结果表明:硅泡沫的密度、乙烯基硅油用量、泡孔结构和测试条件分别对硅泡沫材料的压缩应力松弛率都有明显的影响,但影响程度有所不同。
2.
The cellular structure and surface appearance of PES-MPUE were improved when GPOPs were used.
实验结果表明,这种方法可以有效地改善聚酯型微孔聚氨酯弹性体的泡孔结构、表面性能,提高材料的硬度、强度等物理力学性能。
3.
The model-pressing foaming technologies for HTV silicone rubber-foams were introduced,by which the silicone rubber-foams with different cellular structures were prepared.
介绍了多种适用于热硫化硅橡胶泡沫的模压发泡成型技术,并分别采用该技术制备了具有不同泡孔结构的硅橡胶泡沫,探讨了成型技术对硅橡胶泡沫开孔率的影响。
参考词条
补充资料:泡孔
分子式:
CAS号:
性质:亦即微孔,是组成泡沫塑料单个小孔穴的最小结构单元。小孔穴部分或全部为泡壁包围,它是在生产泡沫塑料时,由于发泡剂分解或机械导入气体、或挥发生的挥发、可溶物质溶出的方法形成的。
CAS号:
性质:亦即微孔,是组成泡沫塑料单个小孔穴的最小结构单元。小孔穴部分或全部为泡壁包围,它是在生产泡沫塑料时,由于发泡剂分解或机械导入气体、或挥发生的挥发、可溶物质溶出的方法形成的。
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