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US 2025/0354070 A1Published application
Adsorbent composition with improved filtration behavior
AssigneeClariant International Ltd.
InventorsVinicius Ribeiro CELINSKI, Carlos RODRIGUEZ GAYA, Jorge HERRERO HERNÁNDEZ, Montserrat TORIBIO GARCIA, Manuela FISCHER
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Abstract
The present invention concerns an adsorbent composition comprising bleaching earth and a filter aid and its use in removing impurities from hard-to-treat feedstocks to improve filtration behavior while at the same time maintaining high contaminant removal, as well as a related method for purifying the feedstock.
Claims13
An adsorbent composition comprising a mixture of bleaching earth and perlite, wherein the mixture comprises
- a) from 2 to 25% (w/w) of perlite, and
- b) from 75 to 98% (w/w) of bleaching earth.
Dependencies are inferred from the claim text.