Patent ID: 8722760

Claim:
A self-adhesive composition comprising: a first compound comprising at least one (meth)acryloxy group and at least one —O—P(O)(OH) x containing group, wherein x=1 or 2, and wherein the at least one —O—P(O)(OH) x containing group and the at least one (meth)acryloxy group are linked together by a C1-C3 hydrocarbon group; a second compound comprising at least one (meth)acryloxy group and at least one —O—P(O)(OH) x containing group, wherein x=1 or 2, and wherein the at least one —O—P(O)(OH) x containing group and the at least one (meth)acryloxy group are linked together by a C5-C12 hydrocarbon group; an ethylenically unsaturated compound without acid functionality; an initiator system; and a filler, wherein the self-adhesive composition is non-aqueous and comprises at least 40% by weight filler, with the proviso that the self-adhesive composition does not comprise fluoroaluminosilicate glass.