Extractive purification of phenols

Details Extractive purification of phenols Extractive purification of phenols

1992-06-26

1993-03-23

Siegel, Alan

Organic compounds -- part of the class 532-570 series

Organic compounds

Carboxylic acid esters

560 67, 264 9, B29B 910, C07C 6978, C07C 6988

Patent

active

051965658

ABSTRACT:
The present invention relates to a process for the manufacture of granules of low-melting alkyl ester containing hindered hydroxylphenyl groups, which comprises

REFERENCES:
patent: 4242224 (1980-12-01), Dean, II et al.
patent: 4316996 (1982-02-01), Collonge et al.
patent: 4386224 (1983-05-01), Deefman
patent: 4668725 (1987-05-01), Broussard et al.
patent: 4694099 (1987-11-01), Ahlfors et al.
patent: 5006284 (1991-04-01), Gahan
Fujita et al. J.O.C. vol. 44 (No. 15), 1979, pp. 2647-2651.

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