TREATMENT OF COAL EXTRACTS

Phenolic compositions which may be reacted with aldehyde or aldehyde donors, e.g., formaldehyde or hexamine, to form resinous or resinifiable compositions may be manufactured by reacting a solution or extract of coal with a phenol.

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Bibliographische Detailangaben
Hauptverfasser: ROBINSON J,GB, WISE W,GB
Format: Patent
Sprache:eng
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Zusammenfassung:Phenolic compositions which may be reacted with aldehyde or aldehyde donors, e.g., formaldehyde or hexamine, to form resinous or resinifiable compositions may be manufactured by reacting a solution or extract of coal with a phenol.