Lignin adducts

Details Lignin adducts Lignin adducts

1975-10-10

1976-05-11

Gotts, Lewis

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260124R, 252549, 252170, C07G 100

Patent

active

039562611

ABSTRACT:
Disclosed herein are lignin adducts of the formula ##SPC1##
Wherein X is an alkali metal cation, such as sodium, potassium and lithium. These lignin adducts are made by reacting an alkali lignin or sulfonated lignin with up to 10 moles of a salt of epoxysuccinate at a temperature of from 50.degree.C. to 150.degree.C. The lignodicarboxylic acid and its salts are useful as a dispersant and metal complexing agent.

REFERENCES:
patent: 2758990 (1956-08-01), Lipsitz

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