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Effects of casting speed and melt superheat on the spacing …
Witryna1 kwi 2024 · While the polymer-rich (CA) phase rapidly solidifies towards the membrane active layer, the nucleated droplets of the polymer-poor (silane) phase in the immersion casting solution slowly grow and eventually form macropores in the membrane sublayer [13]. Second, because zwitterionic polysiloxane precursor is not miscible with the … Witryna6 gru 2013 · A method of immersion casting objects from molten metal, by crystallizing the metal outwardly from a heat-absorbing forming element such that upon removal … order gift cards online with credit card
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