Organic compounds -- part of the class 532-570 series – Organic compounds – Oxygen containing
Reexamination Certificate
2005-04-05
2005-04-05
Shippen, Michael L. (Department: 1621)
Organic compounds -- part of the class 532-570 series
Organic compounds
Oxygen containing
Reexamination Certificate
active
06875898
ABSTRACT:
The present invention relates to a process for preparing phenols by adding an aqueous base to the reaction product from the acid-catalyzed cleavage of alkylaryl hydroperoxides while maintaining a homogeneous phase prior to the work-up of the product.
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patent: 4283568 (1981-08-01), Pujado
patent: 6066767 (2000-05-01), Zakoshansky et al.
patent: 6630608 (2003-10-01), Tanger et al.
Greschek Siegmund
Lausmann Michael
Sigg Reinhard
Weber Manfred
Ineos Phenol GmbH & Co. KG
Knobbe Martens Olson & Bear, L.L.P.
Shippen Michael L.
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