Adhesive compositions

C - Chemistry – Metallurgy – 09 – J

Patent

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Details

C09J 163/10 (2006.01) C09J 4/02 (2006.01) C09J 163/04 (2006.01)

Patent

CA 2539937

Adhesive compositions comprising epoxy resins, including epoxy novalac resin, and at least one reactive multi-functional acrylate. In preferred embodiments, the compositions also include amine-curing agent having at least one acyclic group. The adhesive compositions according to the present invention are capable of enhancing the bonding strength of the adhesive, particularly at relatively high temperatures, such as at about 80~C.

La présente invention concerne des compositions adhésives à base de résines époxy, et notamment de résine époxy de type Novalac, ainsi qu'au moins un acrylate réactif multi-fonctionnel. Dans des modes de réalisation préférés, les compositions comprennent un durcisseur d'amine portant au moins un groupe acrylique. Les compositions adhésives de l'invention sont capables de renforcer la puissance de liaison de l'adhésif, en particulier aux températures relativement élevées telles qu'aux environs des 80 ·C.

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