Patent ID: 9296152
Filing Date: 2016-03-29
CPC Classification: B24C,B29C,B29L,B32B,C08J,Y10T

Claim Text:
1. A method of generating an article with a non-abrasive, high friction surface, comprising: providing a transparent or translucent film having a first surface and a second surface opposing the first surface; and impacting the first surface with a grit at a pressure of between 10 and 500 psig, wherein the grit is applied from a distance between a nozzle dispensing the grit and the first surface that is suitable to produce a plurality of microfractures in the first surface at a density sufficient to provide a coefficient of friction of at least 0.6 as determined per ASTM F1677 or ASTM F1679 while maintaining an optical resolution of less than 1 mm for an image coupled to the second surface.