Invention Grant
- Patent Title: Coated abrasive article and method of making the same
-
Application No.: US15549281Application Date: 2016-03-17
-
Publication No.: US10307889B2Publication Date: 2019-06-04
- Inventor: Steven J. Keipert
- Applicant: 3M INNOVATIVE PROPERTIES COMPANY
- Applicant Address: US MN St. Paul
- Assignee: 3M Innovative Properties Company
- Current Assignee: 3M Innovative Properties Company
- Current Assignee Address: US MN St. Paul
- Agent Bradford B. Wright
- International Application: PCT/US2016/022884 WO 20160317
- International Announcement: WO2016/160357 WO 20161006
- Main IPC: B24D3/06
- IPC: B24D3/06 ; B24D3/28 ; B24D11/00

Abstract:
A coated abrasive article includes a backing, a make layer, crushed abrasive particles, and a size layer. The crushed abrasive particles include: 35 to 100 weight percent of initial crushed abrasive particles having a first composition and first size grade, wherein a majority of the initial crushed abrasive particles are platey crushed abrasive particles, and wherein each platey crushed abrasive particle has a respective length, width, and thickness; and 0 to 65 weight percent of crushed filler particles having a second composition and a second size grade. The first and second compositions and/or size grades are different. The coated abrasive article has a direction of intended use, a majority of the platey crushed abrasive particles of the coated abrasive article are positioned with their thickness oriented substantially parallel to the direction of intended use. A method of making the coated abrasive article is also disclosed.
Public/Granted literature
- US20180029194A1 COATED ABRASIVE ARTICLE AND METHOD OF MAKING THE SAME Public/Granted day:2018-02-01
Information query