公开(公告)号：US20230249431A1

公开(公告)日：2023-08-10

申请号：US18012966

申请日：2020-07-03

Applicant: Essity Hygiene and Health Aktiebolag

Inventor： Donald Barredo ,  Benoit Arnoul-Jarriault

IPC: B31F1/07

CPC classification number: B31F1/07 ,  B31F2201/0723 ,  B31F2201/0756 ,  B31F2201/0764 ,  B31F2201/0766 ,  B31F2201/0782 ,  B31F2201/0787

Abstract: This disclosure relates to an apparatus for manufacturing a tissue paper product, such as toilet paper or household towel. The apparatus comprises an embossing unit comprising a first counter roll, a first heatable embossing roll, a second counter roll, and a second heatable embossing roll, and a marrying roll. The apparatus is configured to emboss a first ply between the first heatable embossing roll and the first counter roll, to emboss a second ply between the second heatable embossing roll and the second counter roll, and to ply-bond the first ply and the second ply between the first heatable embossing roll and the marrying roll.

公开(公告)号：US20230295878A1

公开(公告)日：2023-09-21

申请号：US18013703

申请日：2020-07-03

Applicant: Essity Hygiene and Health Aktiebolag

Inventor： Benoit Arnoul-Jarriault ,  Sébastien Jeannot

IPC: D21H27/00 ,  D21H27/32 ,  D21H27/40 ,  D21H27/02 ,  A47K10/16 ,  B31F1/36 ,  B31F1/07 ,  B32B7/12 ,  B32B29/08 ,  B32B29/00

CPC classification number: D21H27/004 ,  D21H27/32 ,  D21H27/40 ,  D21H27/02 ,  A47K10/16 ,  B31F1/36 ,  B31F1/07 ,  B32B7/12 ,  B32B29/08 ,  B32B29/005 ,  B31F2201/0774 ,  B31F2201/0764 ,  B32B2307/718 ,  B32B2307/72 ,  B32B2307/732 ,  B32B2307/54

Abstract: This disclosure relates to a tissue paper product including between two and four plies, including at least a first ply and a second ply, the two plies, three plies, or four plies being ply-bonded to form the tissue paper product, the first ply and the second ply being the outermost plies of the tissue paper product, a grammage of the tissue paper product being to 50 g/m2 if a total number of plies of the tissue paper product is 2, 34 to 65 g/m2 if a total number of plies of the tissue paper product is 3, and 55 to 95 g/m2 if a total number of plies of the tissue paper product is 4, the first ply being made of Conventional Wet Press (CWP) paper that has been embossed with a heated embossing roll, the second ply being a structured paper ply.