The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 03, 2023
Filed:
Dec. 11, 2018
Lg Chem, Ltd., Seoul, KR;
Lg Household & Health Care Ltd., Seoul, KR;
Minsung Park, Daejeon, KR;
Haesung Yun, Daejeon, KR;
Juhan Kim, Daejeon, KR;
Wonjae Lee, Daejeon, KR;
Kwang Seoung Jeon, Daejeon, KR;
Seul Gi Kang, Daejeon, KR;
Seung Min Oh, Suwon-si, KR;
Ji Ung Park, Daejeon, KR;
LG CHEM, LTD., Seoul, KR;
LG HOUSEHOLD & HEALTH CARE LTD., Seoul, KR;
Abstract
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.