B - Operations – Transporting – 24 – D
Patent
B - Operations, Transporting
24
D
B24D 3/34 (2006.01) B24D 3/00 (2006.01) B24D 11/02 (2006.01)
Patent
CA 2106810
ABSTRACT OF THE DISCLOSURE A tear resistant coated abrasive article comprises a backing which comprises a film having at least three layers situated one on the other in a parallel array. The layers occur essentially randomly in the array and are individually selected from a stiff polyester or copolyester and a ductile sebacic acid based copolyester. An abrasive layer is on a surface of the backing.
Minnesota Mining And Manufacturing Company
Smart & Biggar
LandOfFree
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