Patent · US Active

CNF cellular solid material

US11091877B2 · kind B2 · utility

4Cited by

1References

33Claims

0Family size

Assignee

Cellutech AB · SE

Inventors

Erik Johansson · Kennebunk, US
Nicholas Tchang Cervin · Stockholm, SE
Korneliya Gordeyeva · Stockholm, SE
Lennart Bergstrom · Stuvsta-Snättringe, SE
Lars Wagberg · Kungsängen, SE

Key dates

Filing date	Apr 21, 2015
Grant date	Aug 17, 2021
Priority date	—
Expiry date	Aug 27, 2035

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08J2471/02
WIPO fieldTextile and paper machines
WIPO sectorMechanical engineering

Abstract

The present invention relates to cellular solid materials comprising cellulose nanofibers (CNF) and an anionic or non-ionic surfactant, a method for preparation of such materials, as well as their use.

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