Nitrogen-containing polymeric compounds

Details Nitrogen-containing polymeric compounds Nitrogen-containing polymeric compounds

1989-03-14

1992-01-21

Chin, Peter

Paper making and fiber liberation

Processes and products

Non-fiber additive

1621645, 1621646, D21H 1320

Patent

active

050825275

ABSTRACT:
Crosslinkable compounds obtainable by reaction of water-soluble mono- or polyamines with 2,3-epoxypropyl sulphonates or 2-hydroxypropyl 1,3-bis-sulphonates or their mixtures with up to 15 mol % of an epihalogenohydrin or dihalogenohydrin are used for imparting wet strength to paper.

REFERENCES:
patent: 3361590 (1968-01-01), Gaertner
patent: 3893885 (1975-07-01), Ziemann et al.

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