The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 21, 2026
Filed:
Dec. 16, 2021
Applicant:
Kemira Oyj, Helsinki, FI;
Inventors:
Jaakko Hiltunen, Espoo, FI;
Tarja Turkki, Espoo, FI;
Assignee:
Kemira Oyj, , FI;
Primary Examiner:
Int. Cl.
CPC ...
D21H 19/52 (2006.01); B65D 65/42 (2006.01); C09D 7/63 (2018.01); C09D 101/28 (2006.01); D21H 19/12 (2006.01); D21H 19/38 (2006.01); D21H 19/46 (2006.01); D21H 19/82 (2006.01); D21H 21/16 (2006.01); D21H 27/10 (2006.01); C08K 5/11 (2006.01);
U.S. Cl.
CPC ...
D21H 19/52 (2013.01); B65D 65/42 (2013.01); C09D 7/63 (2018.01); C09D 101/28 (2013.01); D21H 19/12 (2013.01); D21H 19/385 (2013.01); D21H 19/46 (2013.01); D21H 19/824 (2013.01); D21H 19/828 (2013.01); D21H 21/16 (2013.01); D21H 27/10 (2013.01); C08K 5/11 (2013.01);
Abstract
There is provided an aqueous dispersion comprising 40-90 wt-% ethyl cellulose and 10-50 wt-% at least one plasticizer, and to a film having water barrier property produced from the dispersion. Additionally, there is provided a fiber based substrate comprising at least one film layer produced from the aqueous dispersion.