US 11,938,706 B1
Non-adhesive detachable protective film
Xin Teng, Shenzhen (CN); and Zhijun Deng, Shenzhen (CN)
Assigned to SHENZHEN BAOYE INDUSTRIAL CO., LTD, Shenzhen (CN)
Filed by Shenzhen Baoye Industrial Co., Ltd, Shenzhen (CN)
Filed on Mar. 21, 2023, as Appl. No. 18/187,533.
Claims priority of application No. 202222937013.4 (CN), filed on Nov. 4, 2022.
Int. Cl. B32B 3/02 (2006.01); B32B 7/05 (2019.01); B32B 7/06 (2019.01); B32B 7/14 (2006.01); B32B 27/08 (2006.01); B32B 27/20 (2006.01); B32B 27/28 (2006.01); B32B 27/30 (2006.01); B32B 27/40 (2006.01)
CPC B32B 3/02 (2013.01) [B32B 7/05 (2019.01); B32B 7/06 (2013.01); B32B 7/14 (2013.01); B32B 27/08 (2013.01); B32B 27/20 (2013.01); B32B 27/283 (2013.01); B32B 27/304 (2013.01); B32B 27/40 (2013.01); B32B 2250/03 (2013.01); B32B 2327/06 (2013.01); B32B 2375/00 (2013.01); B32B 2383/00 (2013.01); B32B 2457/20 (2013.01)] 9 Claims
OG exemplary drawing
 
1. A non-adhesive detachable protective film, comprising: a film body attached to a screen; the aforesaid film body has a soft resin layer, which is not sticky in nature, fixed on the inner border; in which, the soft resin layer is set in strips along the edge of the border of the film body, forming a frame-sticking structure; between the aforesaid soft resin layer and the film body, there is an adhesive layer for bonding and fixing; in which, the soft resin layer is pressed against a surface of the screen via pressure extrusion, forming a pressure-attached fixation with the surface of the screen.