公开(公告)号：US20210387310A1

公开(公告)日：2021-12-16

申请号：US17283171

申请日：2019-10-01

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： Ernest L. Thurber ,  Yu Yang ,  Junting Li ,  Liming Song ,  Stephen M. Sanocki ,  Yuyang Liu ,  Michelle L. Conklin ,  Morgan A. Priolo ,  Amelia W. Koenig ,  Yaohua Gao

IPC: B24D3/00 ,  B24D11/02

Abstract: A coated abrasive article (100) comprises: a backing (110) comprising polyester and having a major surface (115); a tie layer (120) directly bound to at least a portion of the major surface (115); and an abrasive layer (130) directly bound to at least a portion of the tie layer (120), the abrasive layer (130) comprising abrasive particles (160) and at least one binder resin (140). The tie layer (120) comprises an at least partially cured blend of, on a solids basis, from 50 to 99 parts by weight of at least one styrene-butadiene copolymer latex and from 1 to 50 parts by weight of at least one resorcinol-formaldehyde resin. A treated backing (110) comprising polyester having the preceding tie layer (120) directly bound thereto is also disclosed.