摘要 |
Curable adhesive compositions comprising i. a curable epoxy resin ii. an amine curing agent, iii. a polymeric toughening agent, iv. a filler and v. a phosphoric acid ester according to the formula as an adhesion promoter, wherein R represents an aliphatic or aromatic residue that contains one or more carboxylic acid ester units and/or one or more urethane units and that further contains at least one ether group and n represents an integer of 1 or 2, methods of making them, bonded articles and methods for bonding.
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