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Production of aluminum phosphate from concentrated mass

  • US 4,364,855 A
  • Filed: 12/31/1980
  • Issued: 12/21/1982
  • Est. Priority Date: 12/31/1980
  • Status: Expired due to Term
First Claim
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1. A method for producing aluminum orthophosphate comprising combining an aluminum salt with a source of added orthophosphate ions in a concentrated mass containing 40 weight percent or less water based on the weight of said aluminum salt, combining the resulting composition with a base to form aluminum phosphate hydrogel still in a concentrated mass containing 40 weight percent or less water based on the weight of said aluminum salt, and removing water from said hydrogel to produce a xerogel.

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