acrylates and methacrylates such as glycidyl acrylate, glycidyl methacrylate, etc., and .beta.-position alkyl substituted derivatives and .beta.-position aromaticsubstituted derivatives thereof; glycidyl itaconate, glycidyl maleate, and .beta.-position alkyl substituted derivatives and .beta.-position aromatic substituted derivatives thereof; and glycidyl ethers such as allyl glycidyl ether, and .