公开(公告)号：US20180327972A1

公开(公告)日：2018-11-15

申请号：US15767082

申请日：2016-12-14

Applicant: ECOLAB USA INC.

Inventor： Zhiyi ZHANG ,  Mingli WEI ,  Kevin McDONALD ,  Weiguo CHENG ,  Pious V. KURIAN

IPC: D21H17/37 ,  D21H21/10 ,  D21H21/12 ,  D21H21/28 ,  D21H21/36 ,  D21H21/50 ,  C08F220/56 ,  C08F220/06 ,  C08F230/06

CPC classification number: D21H17/375 ,  C08F220/06 ,  C08F220/56 ,  C08F230/06 ,  C08F2230/065 ,  D21H17/37 ,  D21H21/10 ,  D21H21/12 ,  D21H21/28 ,  D21H21/36 ,  D21H21/50

Abstract: Papermaking additives that include various polymers and/or micropolymers are disclosed. The micropolymers may have a network structure that can be created by crosslinking or other means. The micropolymer may be an acrylamide based polymer having a boronic acid moiety. The weight average molecular weight of the micropolymer may be greater than 1,000,000.