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US 10,668,597 B2Granted
Nonwoven abrasive wheel with moisture barrier layer
Assignee3M Innovative Properties Company
InventorsLaurie L. Poluha, Jacob S. Beveridge, Dean S. Holmes
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Abstract
A nonwoven abrasive wheel includes a nonwoven abrasive body having opposed first and second major surfaces and a moisture barrier layer arranged on at least one of the first and second major surfaces. Methods of making are also described.
Claims20
A nonwoven abrasive wheel comprising:
- a nonwoven abrasive body having opposed first and second major surfaces, the nonwoven abrasive body comprising a nonwoven fiber web, abrasive particles, and binder material;
- and
- a moisture barrier layer arranged on at least one of the first and second major surfaces.
A method of making a nonwoven abrasive wheel, comprising the steps of:
- providing a nonwoven abrasive body having opposed first and second major surfaces, wherein the nonwoven abrasive body comprises a nonwoven fiber web, abrasive particles, and binder material;
- and
- affixing a moisture barrier layer on at least one of the first and second major surfaces of the abrasive body.
Dependencies are inferred from the claim text.