Epoxy resin composition
AssigneeHenkel AG & Co. KGaA
InventorsChristian Holtgrewe, Harald Kuester, Thomas Bachon, Rainer Schoenfeld
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Abstract
The present invention relates to adhesive compositions containing a prepolymer which can be obtained by reacting a reaction mixture containing: at least one epoxy resin; at least one polyetherdiamine or polyethertriamine; at least one carboxyl-terminated butadiene-acrylonitrile copolymer (CTBN); and rubber particles having a core/shell structure. The invention also relates to methods for curing said compositions, to the cured adhesive compositions thus obtained, to the use thereof for bonding components and to the components thus obtained.
Claims10
An adhesive composition, comprising a prepolymer which can be obtained by reacting a reaction mixture containing:
- (a) at least one epoxy resin;
- (b) at least one polyetherdiamine or polyethertriamine, in particular polyethertriamine;
- (c) at least one carboxyl-terminated butadiene-acrylonitrile copolymer (CTBN);
- and
- (d) rubber particles having a core/shell structure.
Dependencies are inferred from the claim text.