Dissolution of metals utilizing an aqueous H.sub.2 O.sub.2 -H.su

Adhesive bonding and miscellaneous chemical manufacture – Delaminating processes adapted for specified product – Delaminating in preparation for post processing recycling step

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156664, 252 794, C09K 1306, C23F 100, C23F 302

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active

042331137

ABSTRACT:
Improved metal dissolution rates are obtained when using a solution containing sulfuric acid, hydrogen peroxide and a catalytic amount of a thioamide having the general formula ##STR1## wherein R is an aryl or a heterocyclic group.

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