REGENERATION OF CATALYSTS USED IN THE MANUFACTURE OF BISPHENOLS
A method for regenerating deactivated sulfonated cation exchange catalysts comprises washing the deactivated catalyst with phenol-water mixtures comprising about 5-20 wt. % of water in phenol at a temperature of about 70-95° C.
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| creator | PEEMANS, RUDY, FRANCOIS, ALAIN, JOSEPH NANCE, DARLENE, HOPE BARO, KARL, AARON KISSINGER, GAYLORD, MICHAEL SHAFFER, SHELDON, JAY MBELEDOGU, CHUKS, O GEORGIEV, EMIL, MARKOV SCHALRMANN, EDUARD, HENDRICUS KRUGLOV, ALEXEY |
| description | A method for regenerating deactivated sulfonated cation exchange catalysts comprises washing the deactivated catalyst with phenol-water mixtures comprising about 5-20 wt. % of water in phenol at a temperature of about 70-95° C. |
| format | Patent |
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| subjects | ACYCLIC OR CARBOCYCLIC COMPOUNDS CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY CHEMISTRY METALLURGY ORGANIC CHEMISTRY PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL THEIR RELEVANT APPARATUS TRANSPORTING |
| title | REGENERATION OF CATALYSTS USED IN THE MANUFACTURE OF BISPHENOLS |
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