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1)  Chemical foaming technique
化学发泡技术
2)  foaming technology
发泡技术
1.
In order to get lower reaction rate(rR) and gas producing capacity(n),the relation of high pH value and high temperature is deduced on the basis of a desoription of the foaming mechanism of the NH4NO3NaNO2-H2O system and the high temperature foaming technology is suggested.
文中在阐述NH4NO3-NaNO2-H2O发泡体系的发泡机制的基础上,推导出了就获得较低的反应速率rR和气体生成量n的高pH值对高温的平衡关系,从而提出了高温发泡技术。
3)  foaming technique
发泡技术
1.
With acrylic acid (AA) and acrylamide (AM) as matrix,N-Vinylpyrrolidone (NVP) as prepolymer, P(AA-co-AM)/PVP superporous IPN hydrogel was prepared by the novel two-step polymerization and foaming technique.
以丙烯酸、丙烯酰胺为基体,以乙烯基吡咯烷酮为预聚体,利用新型两步聚合法和发泡技术,制备了聚(丙烯酸-丙烯酰胺)/聚乙烯基吡咯烷酮互穿网络超大孔水凝胶。
4)  chemical foaming
化学发泡
1.
Through industrialized experimentation with H foaming agent and NaNO_2 foaming agent at non-stop automated joint production line,the factors affecting foaming quality of emulsion explosives are establish and the appropriate methods of chemical foaming are got.
通过对H发泡剂和亚硝酸钠发泡剂在全连续自动化联建生产线上的工业化试验,找出影响乳化炸药发泡质量的原因和对策,制定出合适的化学发泡方法。
2.
The cells of MM were smaller and uniformer than those of the prepared open foam for chemical foaming and the permanent compressing set was small, 4%~6%.
介绍了制备开孔硅橡胶泡沫的一种独特方法 ,该方法的工艺时间比传统的物理发泡时间短 ,具有更强的可操作性 ,减少了物理发泡剂的浪费 ,制备的泡沫开孔率与普通物理发泡的开孔型泡沫相当 ,与化学发泡制备的开孔型泡沫相比 ,泡孔细小均匀 ,且具有较小的压缩永久变形 (4 %~ 6 %
3.
The water gel explosive is manufactured under special technological conditions in which the chemical foaming is instead of conventional expanded perlite used and hence the explosive density is adjusted,the cost is lowered and the quality of the explosive is improved.
在适应水胶炸药特殊制造工艺条件下 ,研制出新的化学发泡技术取代膨胀珍珠岩 ,调节炸药密度 ,攻克了原有缺陷 ,降低了成本 ,提高了产品质
5)  foaming and molding technology
发泡模压技术
6)  Technology of Al foamed in melt
熔体发泡技术
补充资料:化学发泡
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性质:利用某些聚合物基体本身的部分分解或加入某些物质的分解所产生的气体,使聚合物基体形成泡孔结构的方法。与物理发泡不同。物理发泡是聚合物基体或加入的物质不发生化学变化而发泡。

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