Coated article having improved adhesion to organic coatings

Details Coated article having improved adhesion to organic coatings Coated article having improved adhesion to organic coatings

B - Operations, Transporting

32

B

B32B 7/12 (2006.01) C08J 7/04 (2006.01) C09D 133/08 (2006.01) C09J 7/02 (2006.01) G03C 1/93 (2006.01) G11B 5/738 (2006.01)

Patent

CA 2049226

COATED ARTICLE HAVING IMPROVED ADHESION TO ORGANIC COATINGS ABSTRACT OF THE DISCLOSURE A coated product comprises a thermoplastic sheet support bearing on at least one surface an adhesion promoting cured layer comprising a composition of: 1) 30-80% by weight individually dispersed colloidal metal oxide particles, preferably silica, alumina and/or zirconia particles of average particle size 10-100 nanometers, 2) 20-70% by weight crosslinked polymer matrix derived from one or more polyethylenically unsaturated monomers, and 3) a photoinitiator. Preferred embodiments of this invention include coated abrasive product in which the primed surface of the support layer is coated with a thermosetting binder containing abrasive particulates, and tape products in which the primed surface of the support layer is coated with a pressure-sensitive adhesive or magnetic media.

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