Modified ligninsulfonates as dispersing agents for benzoltriazol

Details Modified ligninsulfonates as dispersing agents for benzoltriazol Modified ligninsulfonates as dispersing agents for benzoltriazol

1993-12-16

1994-11-01

Willis, Jr., Prince

Compositions

Fire-extinguishing

Foam-stabilizant or colloid-stabilizant containing

8118, 8648, 524 91, D06M 1100, D06M 1300

Patent

active

053605594

ABSTRACT:
Stable dispersions of benzotriazole U.V. absorbing agents utilizing modified ligninsulfonates as the dispersing agent. The modified ligninsulfonates are formaldehyde condensates of ligninsulfonate. The disclosed dispersions have improved stability at elevated temperatures and improved application characteristics.

REFERENCES:
patent: 3004896 (1961-10-01), Heller
patent: 3189615 (1961-06-01), Heller
patent: 4094634 (1978-06-01), Becker et al.
patent: 4141903 (1979-02-01), Adler
patent: 4308203 (1981-12-01), Lin
patent: 4386037 (1983-05-01), Baumann
Dynasperse A, Daishowa (date unknown).
The Lignin Story, Reed lignin/Daishowa (Sep. 1985).
P. Dilling & H. Eicke, Adsorption of Lignosulfonates to Disperse Dye Substrates (May 1988) 2nd World Conference.

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