Stock material or miscellaneous articles – Composite – Of epoxy ether
Reexamination Certificate
2003-11-18
2008-03-04
Feely, Michael J. (Department: 1712)
Stock material or miscellaneous articles
Composite
Of epoxy ether
C523S400000, C523S468000, C525S523000, C525S535000
Reexamination Certificate
active
07338712
ABSTRACT:
The invention concerns a coating for a smoothing and/or polishing element, particularly a flexible grinding wheel, provided with a flexible abrasive insert, for smoothing and polishing stone material, consisting essentially of: a blend of epoxy resin and polysulfide; a thixotrope; primary amines; and synthetic diamond treated by a polyvinyl-formal primer.
REFERENCES:
patent: 4016857 (1977-04-01), Hall
patent: 1177862 (2002-02-01), None
Feely Michael J.
Gauthier & Connors LLP
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