Compositions for structural adhesives

The present invention relates to a composition for a structural adhesive, in particular, to a composition for an acrylic structural adhesive, comprising a (meth) acrylate monomer comprising at least 20% of methacrylic acid 1, 2-propylene glycol, and a block copolymer, an elastomer, and particles formed from a thermoplastic shell and an elastomer core, the invention relates to a mixture of methacrylic acid 1, 3-dioxane-5-yl ester, methacrylic acid 1, 3-dioxolane-4-yl methyl ester and methacrylic acid 1, 3-dioxolane-4-yl methyl ester. 本发明涉及用于结构粘合剂的组合物，具体地，涉及一种用于丙烯酸类结构粘合剂的组合物，其包含一种(甲基)丙烯酸酯单体，以及嵌段共聚物，弹性体和由热塑性壳和弹性体核形成的颗粒，所述(甲基)丙烯酸酯单体包括至少20％的甲基丙烯酸1,3-二氧杂环己烷-5-基酯和甲基丙烯酸1,3-二氧戊环-4-基甲基酯的混合物。