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The life of the ion-exchange resin catalysts used by the chemical industry is limited, because they are deactivated after a few cycles. Disposal of the used catalyst is also a prime concern for the industry. In this work we attempted to regenerate the catalysts, Indion-130 and Amberlyst-15, used in the alkylation reaction of phenol and to make it in reusable form. The physically adsorbed impurities...
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