Skid-resistant pavement markings

B - Operations – Transporting – 32 – B

Patent

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94/13

B32B 5/16 (2006.01) C04B 26/16 (2006.01) C04B 41/45 (2006.01) C04B 41/81 (2006.01) E01C 5/00 (2006.01) E01F 9/04 (2006.01)

Patent

CA 1315586

ABSTRACT OF THE DISCLOSURE A skid-resistant pavement marking sheet including a top surface and a plurality of skid-resistant ceramic spheroids embedded in and protruding from the surface. The ceramic spheroids are fired from a raw material mixture including 10-97 wt. % mineral particulates, 3-90 wt. % alumina, and at least 1 wt. % binder, at a temperature of about 1300°C, have an outer surface rich in alumina concentration relative to the center of the spheroid, and are resistant to crushing and fracturing.

610401

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