Methods of deinking cellulosic materials

Details Methods of deinking cellulosic materials Methods of deinking cellulosic materials

1992-06-29

1994-11-08

Chin, Peter

Paper making and fiber liberation

Processes of chemical liberation, recovery or purification...

Waste paper or textile waste

162 6, 162 8, 162 78, D21C 502

Patent

active

053623622

ABSTRACT:
Disclosed is a method of deinking cellulosic materials comprising, shredding or chopping the cellulosic materials to create uniform paper shreds, immersing the paper shreds into a nonaqueous organic solvent while agitating the paper shreds, removing the organic solvent, bleaching the paper shreds to form a pulp, diluting said pulp to form a fiber suspension and submitting the suspension to high speed, high shear dispersion to form a pulp ready for papermaking.

REFERENCES:
patent: 1933227 (1933-10-01), Snyder et al.
patent: 2112562 (1938-03-01), Fisher
patent: 2703754 (1955-03-01), Myers
patent: 3051609 (1962-08-01), Grossman
patent: 3072521 (1963-01-01), Samuelson et al.
patent: 3226343 (1965-12-01), Rhodes
patent: 3595741 (1970-03-01), Goss
patent: 3635789 (1972-01-01), Green, Jr.
patent: 3766001 (1973-10-01), Gleason et al.
patent: 3865686 (1975-02-01), Jursich et al.
patent: 3891497 (1975-06-01), Daane et al.
patent: 3994770 (1976-11-01), Lausch
patent: 4916178 (1990-04-01), Amati et al.

Affiliated with

Also associated with

Rating

Methods of deinking cellulosic materials does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Methods of deinking cellulosic materials, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Methods of deinking cellulosic materials will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1779646