With the equilibrium water content increasing, the absorption of protein on hydrogel enhanced, which reduced the permeability of the oxygen and ions of the material.
This article introduces the normal materials in manufacture of plastic packages, and specifies the application and test means of PET bottle in beer packaging in details.
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7. 介绍了利用算图求阻隔性包装膜透氧率的图算法。
A nomograph for evaluating oxygen transmission rate of some barrier plastic films was introduced in this paper.
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8. 混合导体透氧膜是一类同时具有电子和氧离子两类导电性的陶瓷膜。
Mixed-conducting oxygen permeable membrane is a kind of ceramic membrane, which exhibits both electronic and oxygen ionic conductivity.
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9. 混合导体透氧膜是一类同时具有电子和氧离子两类导电性的陶瓷膜。
Mixed-conducting oxygen permeable membrane is a kind of ceramic membrane, which exhibits both electronic and oxygen ionic conductivity.