公开(公告)号：US11718696B2

公开(公告)日：2023-08-08

申请号：US16635125

申请日：2018-07-31

Applicant: ECOLAB USA INC.

Inventor： Heqing Huang ,  Cheng Sung Huang ,  Weiguo Cheng

IPC: C08F220/56 ,  C08J3/05 ,  D21H17/37 ,  D21H21/18 ,  C08L33/26

CPC classification number: C08F220/56 ,  C08J3/05 ,  C08L33/26 ,  D21H17/375 ,  D21H21/18 ,  C08J2333/26 ,  C08F220/56 ,  C08F220/34 ,  C08F220/286

Abstract: A process for making down a powder is provided. The process comprises making down a powder comprising one or more acrylamide-based polymer(s) to form a made down powder solution, comprising blending a mixture of the powder and a solvent for no more than about 15 minutes to yield the made down powder solution, wherein the powder comprises particles having been dry-cut to a median particle size of from about 200 microns to about 10,000 microns.

公开(公告)号：US20200255569A1

公开(公告)日：2020-08-13

申请号：US16635125

申请日：2018-07-31

Applicant: ECOLAB USA INC.

Inventor： Heqing Huang ,  Cheng Sung Huang ,  Weiguo Cheng

IPC: C08F220/56 ,  C08J3/05 ,  D21H17/37 ,  D21H21/18

Abstract: A process for making down a powder is provided. The process comprises making down a powder comprising one or more acrylamide-based polymer(s) to form a made down powder solution, comprising blending a mixture of the powder and a solvent for no more than about 15 minutes to yield the made down powder solution, wherein the powder comprises particles having been dry-cut to a median particle size of from about 200 microns to about 10,000 microns.