Paper making and fiber liberation – Processes of chemical liberation – recovery or purification... – Waste paper or textile waste
Patent
1994-08-11
1998-02-17
Czaja, Donald E.
Paper making and fiber liberation
Processes of chemical liberation, recovery or purification...
Waste paper or textile waste
162 4, 162DIG3, D21C 502
Patent
active
057188017
ABSTRACT:
Describes flotation deinking of secondary fiber using a froth moderating agent, a composition of the froth moderating agent with flotation deinking chemicals, and reducing the amount of stickies in separated secondary fiber. The froth moderating agent is selected from the group consisting of:
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Li Chin
Longhini David A.
Vijayendran Bhima R.
Czaja Donald E.
Mallak Frank P.
Nguyen Dean T.
PPG Industries Inc.
Stein Irwin M.
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