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Coated abrasive laminate disc and methods of making the same
US8945252B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-8945252-B2 |
| Application number | US-66980208-A |
| Country | US |
| Kind code | B2 |
| Filing date | Aug 7, 2008 |
| Priority date | Aug 13, 2007 |
| Publication date | Feb 3, 2015 |
| Grant date | Feb 3, 2015 |
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Abstract
Official abstract text for this publication.
A coated abrasive laminate disc ( 100 ) has a backing ( 120 ) with glass ( 125 ) and woven fabrics ( 124 ) laminated with a thermoplastic adhesive ( 122 ) having a melting onset temperature in a range of from about 140° C. to 190° C. and comprising polyamide and/or polyurethane. Methods of making are the coated abrasive laminate discs ( 100 ) are also disclosed.
First claim
Opening claim text (preview).
What is claimed is: 1. A coated abrasive laminate disc comprising: a backing disc, the backing disc comprising: a woven fabric, wherein the woven fabric comprises polyester; a woven glass fabric comprising glass fibers having a first fabric treatment comprising a first saturant, wherein the first saturant is selected from the group consisting of phenolics, aminoplasts, epoxies, and combinations thereof; and a thermoplastic laminating adhesive disposed between the woven fabric…
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Classifications
Operations & Transport · mapped topic
- B32B7/12Primary
Operations & Transport · mapped topic
Operations & Transport · mapped topic
Operations & Transport · mapped topic
Cross-Sectional Technologies · mapped topic
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Frequently asked questions
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- What does patent US8945252B2 cover?
- A coated abrasive laminate disc ( 100 ) has a backing ( 120 ) with glass ( 125 ) and woven fabrics ( 124 ) laminated with a thermoplastic adhesive ( 122 ) having a melting onset temperature in a range of from about 140° C. to 190° C. and comprising polyamide and/or polyurethane. Methods of making are the coated abrasive laminate discs ( 100 ) are also disclosed.
- Who is the assignee on this patent?
- Keipert Steven J, 3M Innovative Properties Co
- What technology area does this patent fall under?
- Primary CPC classification B32B7/12. Mapped technology areas include Operations & Transport.
- When was this patent published?
- Publication date Tue Feb 03 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
- What related patents are in patentsdb?
- We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).