Radiation curable hardcoat compositions

C - Chemistry – Metallurgy – 09 – D

Patent

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Details

C09D 143/04 (2006.01) C08F 2/50 (2006.01) C08K 3/36 (2006.01) C09D 4/00 (2006.01) C09D 133/04 (2006.01)

Patent

CA 2098642

ABSTRACT OF THE DISCLOSURE A radiation (UV or E-beam) curable hardcoat composition formed of a mixture of colloidal silica and hydrolyzed silica acrylate, an acrylic monomer and a photoinitiator is disclosed. Additives including a hindered amine light stabilizer, a fluoroacrylate and alkyl acrylate are employed to improve cure, clarity and hardness. A diphenyl (2,4,6-trimethyl(benzoyl) phosphate oxide UV initiator causes effective out o- focus curing.

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