公开(公告)号：US11771204B2

公开(公告)日：2023-10-03

申请号：US16758497

申请日：2018-12-11

申请人： LG CHEM, LTD. ,  LG HOUSEHOLD & HEALTH CARE LTD.

发明人： Minsung Park ,  Haesung Yun ,  Juhan Kim ,  Wonjae Lee ,  Kwang Seoung Jeon ,  Seul Gi Kang ,  Seung Min Oh ,  Ji Ung Park

IPC分类号： A45D44/00 ,  A61K8/02 ,  A45D44/22 ,  A61Q19/00 ,  D21H13/04

CPC分类号： A45D44/002 ,  A61K8/0212 ,  A45D44/22 ,  A45D2200/1036 ,  A61Q19/00 ,  D21H13/04

摘要： Provided are a method for manufacturing a mask pack for heavy metal adsorption comprising immersing a cellulose nonwoven fabric in an alkali solution by a cold pad batch method and then aging the cellulose nonwoven fabric at room temperature for 10 minutes to 50 minutes, and immersing the cellulose nonwoven fabric in a carboxymethylation solution by the cold pad batch method and then aging the cellulose nonwoven fabric at room temperature to 60° C. for 10 minutes to 3 hours, and a mask pack for heavy metal adsorption manufactured by the method.

公开(公告)号：USD978330S1

公开(公告)日：2023-02-14

申请号：US29751422

申请日：2020-09-21

申请人： LG HOUSEHOLD & HEALTH CARE LTD.

设计人： Ji Ung Park ,  Keum Ok Kim ,  Min Ji Kang ,  Jung Hee Won