US 12,330,269 B2
Flexible abrasive article with image layer
Paul D. Graham, Woodbury, MN (US); Douglas A. Davis, Cottage Grove, MN (US); Shigeaki Dohgoshi, Tokyo (JP); Kanta Kumar, Woodbury, MN (US); Satoshi Matsuda, Tendo (JP); Jon P. Nietfeld, Woodbury, MN (US); and Thomas E. Pahl, Cottage Grove, MN (US)
Assigned to 3M Innovative Properties Company, St. Paul, MN (US)
Appl. No. 16/757,696
Filed by 3M INNOVATIVE PROPERTIES COMPANY, St. Paul, MN (US)
PCT Filed Oct. 26, 2018, PCT No. PCT/IB2018/058388
§ 371(c)(1), (2) Date Apr. 20, 2020,
PCT Pub. No. WO2019/082148, PCT Pub. Date May 2, 2019.
Claims priority of provisional application 62/577,431, filed on Oct. 26, 2017.
Prior Publication US 2021/0197340 A1, Jul. 1, 2021
Int. Cl. B24D 3/00 (2006.01); B24D 11/00 (2006.01); B24D 11/02 (2006.01); B41M 3/12 (2006.01)
CPC B24D 3/004 (2013.01) [B24D 11/001 (2013.01); B24D 11/02 (2013.01); B41M 3/12 (2013.01)] 14 Claims
OG exemplary drawing
 
1. A method comprising:
providing a removable support sheet having a first major support surface;
printing an image layer comprising inks directly onto the first major support surface;
extruding a backing layer over the image layer forming a first major backing surface over the image layer and a second major backing surface opposite the first major backing surface;
applying a functional layer onto the second major backing surface; and
separating the removable support sheet from the backing layer while leaving the image layer attached to the first major backing surface, wherein the image layer releases from the removable support sheet upon separating.