Patent · US Active

Polyester for the paper industry

US9809929B2 · kind B2 · utility

29Cited by

3References

19Claims

0Family size

Assignee

Archroma IP GmbH · CH

Inventors

Achim Kohler · Heilbronn, DE
Roman Morschhaeuser · Mainz, DE
John Stuart Cowman · Bradford, GB
Antonella Leone-Kammler · Münchenstein, CH

Key dates

Filing date	Aug 3, 2013
Grant date	Nov 7, 2017
Priority date	—
Expiry date	Jul 14, 2034

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02W30/64
WIPO fieldTextile and paper machines
WIPO sectorMechanical engineering

Abstract

The invention relates to the use of polyesters for increasing the surface tension and improving the hydrophilic behavior of hydrophobic surfaces, wherein said polyesters are obtainable by polymerization of

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