Aqueous suspensions of poly(ethylene oxide) useful as...

Details Aqueous suspensions of poly(ethylene oxide) useful as... Aqueous suspensions of poly(ethylene oxide) useful as...

D - Textiles, Paper

21

H

D21H 21/10 (2006.01) C08J 3/03 (2006.01) C08L 71/02 (2006.01) D21H 17/53 (2006.01) D21H 23/18 (2006.01) D21H 17/63 (2006.01) D21H 17/66 (2006.01) D21H 17/72 (1990.01)

Patent

CA 2118771

ABSTRACT OF THE DISCLOSURE AQUEOUS SUSPENSIONS OF POLY (ETHYLENE OXIDE) USEFUL AS RETENTION AID IN PAPER MANUFACTURE An aqueous suspension is provided that has at least 15% of total weight of the suspension of poly(ethylene oxide) dispersed in an aqueous solution of at least one salt selected from sodium or potassium formate, sodium or potassium hydroxide, sodium or potassium citrate, sodium or potassium acetate, sodium chloride, or mixtures thereof. Solutions made from these suspensions are effective when used as retention aids in paper manufacture. In addition, stability towards ferric ion or free chlorine in the dilution water in the paper manufacturing operation is provided.

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