| abstract |
The present invention relates to a curing accelerator useful in anaerobic curable compositions, such as adhesives and sealants. The cure accelerator is composed of a urethane / urea / thiourethane (meth) acrylate resin from a diol and includes units included in the structure A (see Structural A). <Structural Formula A> Wherein X is C 1 -20 alkyl, C 2 -20 alkenyl, or C 7 -20 alkaryl, any of which may be interrupted by one or more heteroatoms selected from -OH, -NH 2 , -SH, and Z is from 1 to 3. < / RTI > |