Method for resource utilization of phenolic tar

The invention provides a method for resource utilization of phenolic tar. The resource utilization method comprises the following steps: (1) first sulfonation: heating phenolic tar to 100-110 DEG C, slowly adding a sulfonating agent I, continuously keeping the temperature for 1-2.5 hours after the s...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	DONG CUIPING, MA LITAO, YOU JIANJIAN, QIAO QIONGQIONG, PENG CHENG, LIU ZIHENG, YANG DAOSHUN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ARTIFICIAL STONE CEMENTS CERAMICS CHEMISTRY COMPOSITIONS BASED THEREON COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS CONCRETE LIME, MAGNESIA MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS REFRACTORIES SLAG THEIR PREPARATION OR CHEMICAL WORKING-UP TREATMENT OF NATURAL STONE
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