Method for deinking electrostatic printed wastepaper using a com

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

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

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:

REFERENCES:
patent: 4276118 (1981-06-01), Quick
patent: 4518459 (1985-05-01), Freis et al.
patent: 4561933 (1985-12-01), Wood et al.
patent: 4820379 (1989-04-01), Darlington
patent: 5141598 (1992-08-01), Richman
patent: 5200034 (1993-04-01), Richmann et al.
patent: 5217573 (1993-06-01), Tsai et al.
patent: 5248388 (1993-09-01), Richmann et al.
patent: 5259969 (1993-11-01), Svrivatsa et al.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Method for deinking electrostatic printed wastepaper using a com does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Method for deinking electrostatic printed wastepaper using a com, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Method for deinking electrostatic printed wastepaper using a com will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-880576

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.