Perfume compositions – Perfume compositions – Ring containing active ingredient
Patent
1993-09-24
1995-02-21
Killos, Paul J.
Perfume compositions
Perfume compositions
Ring containing active ingredient
C07C 59125
Patent
active
053918231
ABSTRACT:
A process for the preparation of 2,2'-oxydisuccinate from maleate, malate and alkaline earth metal hydroxide is disclosed which cooperatively control pH, temperature, time and ratio of reactants to effectively avoid substantial phase separation.
REFERENCES:
patent: 5001245 (1991-03-01), Nakairo et al.
patent: 5171886 (1992-12-01), Schultz
Gutierrez Eddie N.
Hill Michael I.
Santoso Martina
Wu Donna
Wu Shang-Ren
Farrell James J.
Killos Paul J.
Lever Brothers Company
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