Patent · US Active

Wet-strength corrugated fiberboard

US8999491B2 · kind B2 · utility

3Cited by

13References

12Claims

0Family size

Assignee

BASF SE

Inventors

Rainer Blum · Ludwigshafen, DE
Gabriel Skupin · Speyer, DE
Hubertus Kroner · Ludwigshafen, DE
Jürgen Keck · Echterdingen, DE

Key dates

Filing date	Aug 22, 2011
Grant date	Apr 7, 2015
Priority date	—
Expiry date	Oct 12, 2033

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/31993
WIPO fieldSurface technology, coating
WIPO sectorChemistry

Abstract

The present invention relates to single face or double faced corrugated fiberboard comprising one or more corrugated plies, wherein at least one of the linerboard plies or corrugated plies is a paper-film assembly comprising: More particularly, the present invention relates to single face or double faced and/or corrugated fiberboard comprising one or more corrugated plies, wherein at least one of the linerboard plies or corrugated plies is a paper-film assembly comprising: The present invention further relates to methods of producing this corrugated fiberboard.

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