Preparing composition of aluminum trihalide and solvent, useful for electrochemical coating of substrate with aluminum, comprises e.g. dissolving or suspending aluminum trihalide in cycloaliphatic solvent and adding required solvent

摘要

Preparing composition comprising an aluminum trihalide and at least one solvent or a reaction product of aluminum trihalide with solvent, comprises (a) dissolving or suspending the aluminum trihalide in a cycloaliphatic solvent, (b) adding the required solvent, and (c) optionally removing the cycloaliphatic solvent.