Alkoxylated lanolin derivatives as deinking agents

Paper making and fiber liberation – Processes of chemical liberation – recovery or purification... – Waste paper or textile waste

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D21C 502

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active

056584261

ABSTRACT:
Deinking of printed paper is accomplished by repulping and defibering the printed paper in an alkaline aqueous medium containing a deinking composition to form an ink and pulp medium. The deinking composition is an alkoxylated lanolin derivative containing from about 55 to about 80% by weight of ethylene oxide and from about 15 to about 30% by weight of propylene oxide, based on the weight of the alkoxylated lanolin derivative.

REFERENCES:
patent: 4360439 (1982-11-01), Calmanti et al.
patent: 4390395 (1983-06-01), DeCeuster et al.
patent: 4416727 (1983-11-01), Elton et al.
patent: 4690821 (1987-09-01), Smith et al.
patent: 4964949 (1990-10-01), Hamaguchi et al.
patent: 5100574 (1992-03-01), Urushibata et al.
patent: 5227019 (1993-07-01), Borchardt
patent: 5258099 (1993-11-01), Borchardt
patent: 5288369 (1994-02-01), Ishibashi et al.
patent: 5417808 (1995-05-01), Okmoto et al.
patent: 5449763 (1995-09-01), Wulff et al.

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