NONWOVEN ABRASIVE ARTICLES AND METHODS

Described are abrasive articles comprising a nonwoven; a binder layer contacting the nonwoven and at least partially filling spaces between fibers of the nonwoven; first abrasive particles adhered to the binder layer; a slurry layer comprising a second binder and second abrasive particles, the slurr...

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Bibliographic Details
Main Authors WINDISCH, LAURIE, A, DONOVAN, MARY, BETH, STRAM, GARY, T, VAN, LOC, X
Format Patent
LanguageEnglish
French
Published 30.08.2001
Edition7
Subjects
GRINDING
PERFORMING OPERATIONS
POLISHING
TOOLS FOR GRINDING, BUFFING, OR SHARPENING
TRANSPORTING
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Summary:Described are abrasive articles comprising a nonwoven; a binder layer contacting the nonwoven and at least partially filling spaces between fibers of the nonwoven; first abrasive particles adhered to the binder layer; a slurry layer comprising a second binder and second abrasive particles, the slurry layer contacting the nonwoven and the first layer and at least partially filling spaces within the fibers of the nonwoven; and, methods of preparation of such articles. L'invention se rapporte à des articles abrasifs comportant un non-tissé; une couche de liant qui est en contact avec le non-tissé et remplit au moins partiellement les espaces existant entre les fibres du non-tissé; de premières particules abrasives collées à la couche de liant; une couche de suspension épaisse comportant un second liant et de secondes particules abrasives, ladite couche de suspension épaisse étant en contact avec le non-tissé et la première couche et remplissant au moins partiellement les espaces existant entre les fibres du non-tissé. L'invention se rapporte également à des procédés de préparation de ces articles.
Bibliography:Application Number: WO2001US05982