Vanillin extraction process using large pore, high silica/alumin

Details Vanillin extraction process using large pore, high silica/alumin Vanillin extraction process using large pore, high silica/alumin

1985-11-04

1987-03-24

Helfin, Bernard

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

Organic compounds

Oxygen containing

C07C 4758, C07C 4590

Patent

active

046526846

ABSTRACT:
A spent lignin fermented waste-liquor solution containing vanillin is treated to remove the vanillin by contacting it with a suitable large pore zeolite.

REFERENCES:
patent: 2449364 (1948-09-01), Blankart
patent: 2897238 (1959-07-01), Toppel
patent: 4016180 (1977-04-01), Baierl
patent: 4277626 (1981-07-01), Forss et al.

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