Resol beads, methods of making them, and methods of using them

Details Resol beads, methods of making them, and methods of using them Resol beads, methods of making them, and methods of using them

C - Chemistry, Metallurgy

08

G

C08G 8/10 (2006.01)

Patent

CA 2640275

Resol beads are disclosed that are prepared in high yield by reaction of a phenol with an aldehyde, with a base as catalyst, a colloidal stabilizer, and optionally a surfactant. The resol beads have a variety of uses, and may be thermally treated and carbonized to obtain activated carbon beads.

L'invention concerne des billes de résol préparées avec un rendement élevé par réaction d'un phénol avec un aldéhyde, avec une base en tant que catalyseur, en présence d'un stabilisant colloïdal et éventuellement d'un tensioactif. Les billes de résol ont une variété d'utilisations et sont éventuellement traitées thermiquement et carbonisées pour obtenir des billes de charbon actif.

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