Method for deinking electrostatic printed wastepaper using a com

Details Method for deinking electrostatic printed wastepaper using a com Method for deinking electrostatic printed wastepaper using a com

1996-10-01

1998-11-17

Chin, Peter

Paper making and fiber liberation

Processes of chemical liberation, recovery or purification...

Waste paper or textile waste

162 4, D21C 502

Patent

active

058370986

ABSTRACT:
Describes a deinking agent composition and a method for deinking wastepaper printed with electrostatic ink or mixtures thereof with wastepaper printed with impact ink in which a combination of nonionic surfactants are added to an alkaline slurry of paper fibers. The surfactants are a first nonionic surfactant represented by the formula:

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