Method for obtaining antimicrobially active nonwoven fabric
AssigneesBiovalley SpóLdzielnia Socjalna, Plitechnika LóDzka
InventorsAnna MARZEC, Boleslaw SZADKOWSKI, Malgorzata HALLER
Life of this patent
Estimating the term…
Abstract
The subject of the invention is a method of obtaining an antimicrobially active nonwoven fabric, which is prepared in an aqueous solution containing: • from 0.1 to 30 wt % citric acid, • from 0.1 to 20 wt % chitosan, • from 0.1 to 15 wt % zinc oxide, • from 0.01 to 3 wt % lawsone, and • and preferably natural essential oils in an amount of 0.01 to 5 wt %, especially of mint or lavender. In the next step, the prepared solution is applied to the non-woven fabric, which is then dried.
Claims6
The method of obtaining antimicrobially active nonwoven fabric is characterized in that it uses an aqueous solution comprising:
- from 0.1 to 30 wt % citric acid,
- from 0.1 to 20 wt % chitosan,
- from 0.1 to 15 wt % zinc oxide,
- from 0.01 to 3 wt % lawsone, and
- the solution is applied to a non-woven fabric, which is then dried.
Dependencies are inferred from the claim text.