This invention is directed to high molecular weight water-soluble zwitterionic polymers derived from zwitterionic and nonionic monomer units, and to the use of the polymers in papermaking processes.

Esta invenção é dirigida aos polímeros zwitterionic water-soluble elevados do peso molecular derivados das unidades zwitterionic e nonionic do monomer, e ao uso dos polímeros em processos do papermaking.

 
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< Modification of polymers with basic N-groups and ion exchange groups in the lateral chain

> Peelable seal and method of making and using same

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