Invention Grant
- Patent Title: Abrasive sheet including a plurality of protrusions
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Application No.: US17555242Application Date: 2021-12-17
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Publication No.: US12220858B2Publication Date: 2025-02-11
- Inventor: Paul D. Graham , Douglas A. Davis , Thomas E. Pahl , John G. Petersen , Graham M. Clarke , James J. Kobe , Thomas B. Galush , Charles R. Wald , Brian W. Lueck
- 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
- Main IPC: B29C59/04
- IPC: B29C59/04 ; B24D11/00 ; B24D11/02 ; B32B3/18 ; B32B27/08 ; B32B27/00 ; B32B27/30 ; B32B27/40

Abstract:
Various embodiments disclosed relate to an abrasive sheet. The abrasive sheet includes a first layer including an abrasive major surface and an opposite second layer defining a second major surface. The second major surface includes a plurality of protrusions extending outwardly from the second major surface. The protrusions include a first polymer component having at least one of a Shore A hardness ranging from about 5 to about 100 and a Shore D hardness ranging from about 1 to about 70. The first layer and the second layer are directly joined to each other.
Public/Granted literature
- US20220105605A1 ABRASIVE SHEET INCLUDING A PLURALITY OF PROTRUSIONS Public/Granted day:2022-04-07
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