Patent · US Active

Abrasive article reinforced by discontinuous fibers

US9776303B2 · kind B2 · utility

0Cited by

13References

13Claims

0Family size

Assignees

SAINT-GOBAIN ABRASIVES, INC. · US
SAINT-GOBAIN ABRASIFS · FR

Inventors

Michael W. Klett · Holden, US
Frank J. Csillag · Lowell, US
Steven F. Parsons · St. Augustine, US

Key dates

Filing date	Jun 27, 2014
Grant date	Oct 3, 2017
Priority date	—
Expiry date	Feb 5, 2036

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC03C25/50
WIPO fieldMachine tools
WIPO sectorMechanical engineering

Abstract

An abrasive article has an abrasive portion and chopped strand fibers (CSF) with enhanced strength and/or fracture of toughness. The CSF may be coated with a thermoplastic having a loss on ignition of at least about 2 wt %. The CSF can have a primary coating and a secondary coating on the primary coating. At least some of the CSF can have a length of at least about 6.3 mm.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.