Paper making and fiber liberation – Processes and products – Non-fiber additive
Patent
1995-02-21
1996-12-17
Chin, Peter
Paper making and fiber liberation
Processes and products
Non-fiber additive
1621682, 1621683, 162175, 162178, 1621816, 162183, D21H 2106
Patent
active
055849660
ABSTRACT:
An improved method of paper formation, utilizing a combination of polysilicate microgel, anionic and cationic polymers with the optional utilization of an aluminum salt, is provided.
REFERENCES:
patent: 4643801 (1987-02-01), Johnson
patent: 4927498 (1990-05-01), Rushmere
patent: 4954220 (1990-09-01), Rushmere
patent: 5126014 (1992-06-01), Chung
Chin Peter
E. I. Du Pont de Nemours and Company
Frank George A.
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