基本信息:
- 专利标题： CORELESS ROLL OF ABSORBENT SHEET AND METHOD FOR MANUFACTURING THE SAME
- 申请号：US16648018 申请日：2017-09-29
- 公开(公告)号：US20200277737A1 公开(公告)日：2020-09-03
- 发明人： Nicolas Weisang
- 申请人： Essity Hygiene and Health Aktiebolag
- 国际申请： PCT/IB2017/001403 WO 20170929
- 主分类号： D21H27/00
- IPC分类号： D21H27/00 ; D21H19/34 ; D21H19/24 ; D21H19/12 ; A47K10/38
摘要：
A coreless roll of an absorbent sheet product, such as napkins, toilet paper, towels, etc., is provided made of a spirally wound continuous web of absorbent material having a first end and a second end, wherein a coating composition comprising a specific polymer is coated onto the continuous web. The coreless roll has excellent resistance to collapsing, as well as excellent flexibility, elasticity and resiliency. Moreover, the coreless roll has excellent disintegrability in water and can be used up over its whole length. A process for the manufacture of the coreless roll is also provided.