Recovery of bisphenol-A values

Organic compounds -- part of the class 532-570 series – Organic compounds – Oxygen containing

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Details

568758, 568749, 568759, C07C 3916, C07C 3782

Patent

active

043272290

ABSTRACT:
An improved process is described for recovery of some of the bisphenol-A values present in the waste streams in an acid-catalyzed bisphenol-A synthesis process.

REFERENCES:
patent: 2861948 (1958-11-01), McKellar
patent: 3049568 (1962-08-01), Apel
patent: 3172916 (1965-03-01), Wagner
patent: 3221061 (1965-11-01), Grover et al.
patent: 3377369 (1968-04-01), Sargebt et al.
patent: 4107218 (1978-08-01), Konrad et al.
patent: 4191843 (1980-03-01), Kwantes et al.

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