Silica-based sols and their production and use

• Main Authors: Nyander, Johan, Mankin, Glenn
• Format: Patent
• Language: English
• Published: 03.04.2012

2 2A process for producing an aqueous silica-based sol is disclosed wherein a cationic ion exchange resin having part of its ion exchange capacity in hydrogen form is contacted with an aqueous alkali metal silicate to form a slurry having a pH from 5.0 to 11.5 and/or having particle aggregation or m...