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US 4,307,253 AGranted
Process for the preparation of alkyl aryl ethers
AssigneeBayer Aktiengesellschaft
InventorsRainer Neumann, Hans-Helmut Schwarz, Dieter Nachtsheim
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Abstract
Procecss for the preparation of alkyl aryl ethers by reacting phenols with aliphatic ethers in the presence of strongly acid cation exchangers.
Claims6
In the preparation of an alkyl aryl ether by reacting a phenol with an alkylating agent in the presence of a strongly acid cation exchanger, the improvement wherein the alkylating agent consists essentially of a dialkyl ether and the reaction is carried out in liquid phase at a temperature from about 20.degree. to 150.degree. C. with recycle of unreacted starting material.
Dependencies are inferred from the claim text.