	US 12,268,698 B2
	Hybrid polyvinyl alcohol/ linseed dual crosslinked nanocomposite hydrogel loaded with doxycycline for the production of acne patches
Muhammad Raza Shah, Karachi (PK); Maria Khalid, Karachi (PK); Tooba Jabri, Karachi (PK); and Shafi Ullah, Karachi (PK)
Filed by Muhammad Raza Shah, Karachi (PK); Maria Khalid, Karachi (PK); Tooba Jabri, Karachi (PK); and Shafi Ullah, Karachi (PK)
Filed on Dec. 17, 2021, as Appl. No. 17/553,856.
Prior Publication US 2023/0190771 A1, Jun. 22, 2023
Int. Cl. A61K 9/06 (2006.01); A61K 31/65 (2006.01); A61K 47/02 (2006.01); A61K 47/32 (2006.01); A61K 47/46 (2006.01); A61P 31/04 (2006.01)

CPC A61K 31/65 (2013.01) [A61K 9/06 (2013.01); A61K 47/02 (2013.01); A61K 47/32 (2013.01); A61K 47/46 (2013.01); A61P 31/04 (2018.01)]

5 Claims

1. A nanocomposite hydrogel sheet acquired from dual crosslinking of a polymeric mixture comprising 10% w/v Polyvinyl alcohol and 2% Linseed mucilage extract and ZnO nanoparticles by citric acid and 30 KGY electron beam exposure.