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公开(公告)号：US20230226664A1
公开(公告)日：2023-07-20
申请号：US17998939
申请日：2021-05-17
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： John A. Worrell , Schoen A. Schuknecht , Michael J. Annen
CPC classification number: B24D7/063 , B24D11/001
Abstract: A composite abrasive article comprises an open mesh backing member having first and second major surfaces and coated abrasive members secured to the first major surface. Independently, each coated abrasive member respectively comprises an abrasive layer comprising abrasive particles secured to a coated abrasive backing by at least one binder material. A method of making a composite abrasive article is also disclosed.
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公开(公告)号：US20180117863A1
公开(公告)日：2018-05-03
申请号：US15858762
申请日：2017-12-29
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： Kenneth L. Smith , James R. Imbertson , John C. Kelliher , John A. Worrell , Sidney A. Ellingstad
CPC classification number: B29D11/00605 , C25D7/00 , C25D7/08 , G02B5/124
Abstract: The present application relates generally to retroreflective sheeting and the tools and methods used to make retroreflective sheeting. Microreplication tools and sheeting include controlled surface structure or haze. The surface structure or haze can be introduced, for example, by chemical etching of the tool surface and/or electroplating.
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公开(公告)号：US09878507B2
公开(公告)日：2018-01-30
申请号：US14298533
申请日：2014-06-06
Applicant: 3M INNOVATIVE PROPERTIES COMPANY
Inventor： Kenneth L. Smith , James R. Imbertson , John C. Kelliher , John A. Worrell , Sidney A. Ellingstad
CPC classification number: B29D11/00605 , C25D7/00 , C25D7/08 , G02B5/124
Abstract: The present application relates generally to retroreflective sheeting and the tools and methods used to make retroreflective sheeting. Microreplication tools and sheeting include controlled surface structure or haze. The surface structure or haze can be introduced, for example, by chemical etching of the tool surface and/or electroplating.
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