Preparation and performance of a high purity poly
2010-1-1 · Another preparation method of PACl is that the aluminium hydroxide is used as a major raw material which is mixed with the given amount of 20–30% of HCl and 3–5% sulfuric acid in a reactor under relative high temperature (110–140 °C) and pressure (2–4 × 10 5 Pa) for 2.5–4 h, then after cooling and filtration, a PACl is prepared which has relatively high-purity but low basicity . Due to the high cost …
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