Patent ID: 8821157

Claim:
A method of bonding an orthodontic appliance to a tooth surface, comprising: etching the tooth surface; applying a bonding sealant to the tooth surface; applying a single component light-curable orthodontic adhesive to a surface of the orthodontic appliance; positioning the orthodontic appliance on the tooth surface such that the adhesive is located between the appliance and the bonding sealant; and light curing the orthodontic adhesive, wherein the adhesive comprises: a curable resin monomer component; a quaternary curing initiator system comprising: camphorquinone and bis(2,4,6-trimethylbenzoyl)-phenylphosphine oxide, octyldimethylaminobenzoate, and 1,1′-azobis(cyanocyclohexane); and filler.