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:
Apr. 05, 2016
Filed:
Nov. 20, 2012
Applicant:
Dow Global Technologies Llc, Midland, MI (US);
Inventors:
Hans-Juergen Juhl, Bad Fallingbostel, DE;
Imad Qashou, Midland, MI (US);
Anette Wagner, Walsrode, DE;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D21H 11/00 (2006.01); D21H 17/26 (2006.01);
U.S. Cl.
CPC ...
D21H 17/26 (2013.01); D21H 11/00 (2013.01);
Abstract
A water-disintegratable non-woven sheet comprising fibers bound by a water-soluble cellulose ether can be produced laying fibers to a base sheet, b) contacting the base sheet with a water-based composition comprising a water-soluble cellulose ether having a viscosity of up 500 mPa·s, measured as a 2 weight percent solution in water at 20° C. using a Haake Viscotester VT550 with a cylinder system, cup MV, at 2.55 s, and c) drying the sheet which comprises fibers being bound by the water-soluble cellulose ether.