Patent ID: 11873368
Assignee: HENKEL AG & CO. KGAA
Field: Macromolecular chemistry, polymers (Chemistry)
Classification: CPC C | IPC C

Claim 0:
1. A two component (2K) composition comprising:
(A) a first component comprising:
a) at least one elastomer modified epoxy resin having an epoxide equivalent weight of from 200 to 500 g/eq;
b) at least one internally flexibilized epoxy resin which is characterized by a Shore D hardness, as measured with a durometer in accordance with ASTM D2240, of ≤45 when cured with diethylene triamine and having an epoxide equivalent weight of from 200 to 600 g/eq.;
c) at least one chelate modified epoxy resin having an epoxide equivalent weight of from 150 to 500 g/eq.; and
d) optionally at least one epoxy resin different from said resins a) to c); and,

(B) a second component comprising:
e) as a curative at least one compound possessing at least two epoxide reactive groups per molecule, and characterized by comprising at least one Mannich base and from 90 to 100 mol. % of said Mannich base(s); and from 0 to 10 mol. % of secondary epoxide reactive compounds.