Patent · US Active

Multi-ply tissue paper, paper converting device and method for producing a multi-ply tissue paper

US7871692B2 · kind B2 · utility

52Cited by

7References

18Claims

0Family size

Assignee

SCA HYGIENE PRODUCTS AB · SE

Inventors

Emmanuelle Morin · Paris, FR
Ferdinand Hein · Mannheim, DE
Bernd Lofink · Dirmstein, DE
Richard Kiehlmann · Sandhausen, DE

Key dates

Filing date	Jun 21, 2005
Grant date	Jan 18, 2011
Priority date	—
Expiry date	Jun 30, 2026

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/24826
WIPO fieldTextile and paper machines
WIPO sectorMechanical engineering

Abstract

A multi-ply web of tissue paper having at least two plies comprising a first web (2a) consisting of at least one ply and being provided with a first embossing pattern forming cushions (24) limited by regions (22) of compressed material and a second web (3a) having at least one ply and being provided with a second pattern with protrusions (32) of compressed material. The first web and the second web are combined together such that the protrusions of compressed material (32) of the second web (3a) are positioned inside the cushions (24) limited by the regions (22) of compressed material (22). Further, the invention relates to a paper converting device and a method for producing such product.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.