Method of forming beater-saturated sheet using carbonate ion

Details Method of forming beater-saturated sheet using carbonate ion Method of forming beater-saturated sheet using carbonate ion

1988-10-03

1989-08-01

Chin, Peter

Paper making and fiber liberation

Processes and products

Plural fiber containing

162146, 1621681, 162169, 1621811, 1621812, 1621815, 162183, D21H 336, D21H 512

Patent

active

048530832

ABSTRACT:
Method of forming a beater-saturated non-woven sheet by treating a slurry of papermaking fibers with alum and either sodium carbonate or a mixture of sodium bicarbonate and sodium hydroxide to achieve a pH in the range of about 7-9 followed by adding a binder latex which deposits on the fibers, and finally forming a sheet from the resulting slurry.

REFERENCES:
patent: 3082145 (1963-03-01), Kao
patent: 3344016 (1967-09-01), Moggio et al.
patent: 3344017 (1967-09-01), Lesniak

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