RESOL BEADS, METHODS OF MAKING THEM, AND METHODS OF USING THEM
Resol beads are disclosed prepared by reaction of a phenol with an aldehyde, with a base as catalyst, in the presence of 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.
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Format: | Patent |
Sprache: | eng ; fre |
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Zusammenfassung: | Resol beads are disclosed prepared by reaction of a phenol with an aldehyde, with a base as catalyst, in the presence of 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. |
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