Process for controlling the deposition of pitch with a blend of

Details Process for controlling the deposition of pitch with a blend of Process for controlling the deposition of pitch with a blend of

1996-07-30

1998-04-28

Chin, Peter

Paper making and fiber liberation

Processes and products

Conditioning, preparing or repairing of apparatus

162 72, 162158, 1621681, 162178, 162DIG4, D21F 132, D21C 320

Patent

active

057440034

ABSTRACT:
This invention relates to a liquid composition for the control of pitch deposition in pulp and paper making comprising an aqueous solution of (1) a derivatized cationic guar, and (2) styrene maleic anhydride copolymer. The invention also relates to a process for inhibiting pitch deposition in pulp and papermaking systems and on papermaking equipment

REFERENCES:
patent: 4755259 (1988-07-01), Larsson
patent: 5246548 (1993-09-01), Aston et al.
patent: 5292403 (1994-03-01), Dreisbach et al.
patent: 5368694 (1994-11-01), Rohlf et al.
patent: 5556510 (1996-09-01), Dreisback et al.
patent: 5618861 (1997-04-01), Hlivka et al.
patent: 5702644 (1997-12-01), Hlivka et al.

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