Catalyst – solid sorbent – or support therefor: product or process – Catalyst or precursor therefor – Halogen or compound containing same
Reexamination Certificate
2006-01-31
2006-01-31
Lorengo, J. A. (Department: 1755)
Catalyst, solid sorbent, or support therefor: product or process
Catalyst or precursor therefor
Halogen or compound containing same
C502S181000, C502S183000, C502S226000, C502S237000, C502S243000, C502S253000, C502S027000, C502S034000, C502S035000, C502S055000, C423S491000, C423S622000, C570S158000, C570S258000
Reexamination Certificate
active
06992038
ABSTRACT:
The present invention is to solve the problems caused by a conventional method for producing a zinc chloride-loaded support wherein zinc chloride is adsorbed on a solid support in an aqueous solution of zinc chloride. The problems include environmental destruction caused by the treatment of a used aqueous solution of zinc chloride, corrosion to a reactor, a threat to health for workers, deterioration of zinc chloride due to deliquescence thereof, and reduction of specific surface area.
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Hayakawa Kazuhisa
Narita Mitsuo
Tabata Masaki
Hailey Patricia L.
Lorengo J. A.
Shin-Etsu Chemical Co. , Ltd.
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