US 11,850,312 B2
Silver and titania-loaded polyethylene medical device film
Khaled Fikry Salama, Dammam (SA); and Arwa Abdulrahman Al Thumari, Dammam (SA)
Assigned to Imam Abdulrahman Bin Faisal University, Dammam (SA)
Filed by Imam Abdulrahman Bin Faisal University, Dammam (SA)
Filed on Nov. 3, 2020, as Appl. No. 17/088,170.
Prior Publication US 2022/0133960 A1, May 5, 2022
Int. Cl. A61L 31/08 (2006.01); A61L 31/02 (2006.01); A61L 31/12 (2006.01); A61L 31/16 (2006.01)
CPC A61L 31/088 (2013.01) [A61L 31/028 (2013.01); A61L 31/124 (2013.01); A61L 31/16 (2013.01); A61L 2400/12 (2013.01); A61L 2420/06 (2013.01); A61L 2420/08 (2013.01)] 9 Claims
OG exemplary drawing
 
1. A virtual reality goggle device, comprising:
a device protective film configured to contact human skin,
a hard plastic frame, and
a flexible portion;
wherein the device protective film is in the form of a nanocomposite film, and
the nanocomposite film rests on the flexible portion opposite a surface contacting the hard plastic frame;
wherein the nanocomposite film comprises, as a nanocomposite:
at least 75 wt. %, relative to total organic matrix weight, of polyethylene;
1 to 5 wt. %, based on a total nanocomposite film weight, of silver particles; and
1 to 10 wt. %, based on a total nanocomposite film weight, of TiO2 particles,
wherein the silver particles and TiO2 particles are distributed within and/or on an outer surface of the polyethylene,
wherein the silver particles have a size of 1 to 1,000 nm, and
wherein the TiO2 particles have a size of 1 to 50 nm.