Iron salts as retention agents

Details Iron salts as retention agents Iron salts as retention agents

1990-12-07

1992-01-21

Chin, Peter

Paper making and fiber liberation

Processes and products

Non-fiber additive

162178, 162180, 1621812, 1621813, 1621815, D21H 1764

Patent

active

050825283

ABSTRACT:
Iron salts hydrolyzable to ferric hydroxide are provided as retention agents for size in the production of paper and paperboard to aid in water repellence, reduce pollutants, and create other beneficial effects.

REFERENCES:
patent: 1935196 (1933-11-01), Lathrop et al.
patent: 2388487 (1945-11-01), Linzell
patent: 3151019 (1964-09-01), Shildneck et al.

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