Paper making and fiber liberation – Processes and products – Non-fiber additive
Patent
1992-04-14
2000-05-02
Chin, Peter
Paper making and fiber liberation
Processes and products
Non-fiber additive
1621646, D21H 1755, D21H 2120
Patent
active
060568550
ABSTRACT:
A process for lowering the amount of epichlorohydrin and related hydrolysis compounds contained in paper strength enhancing resins by treating an aqueous solution of the resin with an adsorbent.
REFERENCES:
patent: 2601597 (1952-06-01), Daniel et al.
patent: 3640909 (1972-02-01), Jones et al.
patent: 3655506 (1972-04-01), Baggett
patent: 3804789 (1974-04-01), Chamberlin
Chin Peter
E. I. Du Pont de Nemours and Company
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