Deinking wastepaper containing electrostatic printed ink using b

Details Deinking wastepaper containing electrostatic printed ink using b Deinking wastepaper containing electrostatic printed ink using b

1996-11-15

1999-03-23

Silverman, Stanley S.

Paper making and fiber liberation

Processes of chemical liberation, recovery or purification...

Waste paper or textile waste

162 4, D21C 502

Patent

active

058854134

ABSTRACT:
A process for the deinking of wastepaper is disclosed. The process comprises administering a sufficient amount of a branched alcohol alkoxylate surfactant to a sample of waste paper for which treatment is desired. The surfactant is effective for the flotation of the ink.

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Schriver, K.E., "Mill Chemistry . . . Deink Line Decision", Paper Recycling, Nov. 1992, pp. 131-134.
Woodward, T.W, "Appropriate Chemical . . . Deinking Operations", Paper Recyling, Nov. 1992, pp. 154-158.

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