Wastepaper reclaiming deinking agent

Details Wastepaper reclaiming deinking agent Wastepaper reclaiming deinking agent

1997-08-29

1999-03-09

Lieberman, Paul

Cleaning compositions for solid surfaces, auxiliary compositions

Cleaning compositions or processes of preparing

For cleaning a specific substrate or removing a specific...

510421, 510434, 510506, 162 5, 162 8, C11D 183

Patent

active

058800778

ABSTRACT:
The present invention is directed to a deinking agent with which a high-quality pulp sheet having a low Eric number can be obtained.
The deinking agent for wastepaper reclamation comprises (a) an alkylene oxide adduct of an ester prepared from a dimer acid and/or polymer acid obtained from an unsaturated fatty acid having a specific number of carbon atoms, and an alcohol having a specific number of carbon atoms at a specific molar ratio, and (b) a higher fatty acid and/or higher fatty acid soap having a specific number of carbon atoms, provided that the (a)/(b) weight ratio is 95/5 to 60/40.

REFERENCES:
patent: 5158697 (1992-10-01), Kawamori et al.
patent: 5585339 (1996-12-01), Hamaguchi et al.

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