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US 2026/0139170 A1Published application
Moisture and heat-curable sealing composition
AssigneeSika Technology AG
InventorsFangyuan LIU, Elyes JENDOUBI, Weiming ZHANG
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Abstract
A sealing composition, including: at least one epoxy terminated polyurethane prepolymer; heat-activatable curing agent or accelerator including an amidoamine having a primary amino group and dicyanodiamide; impact modifier which is a reaction product of at least one polymeric diol, at least one polyisocyanate, and cardanol; and at least one polyaldimine. The sealing compound composition is suitable for use as a sealing compound in automotive bodies.
Claims15
A sealing composition, comprising:
- at least one epoxy terminated polyurethane prepolymer;
- heat-activatable curing agent or accelerator comprising an amidoamine having a primary amino group and dicyanodiamide;
- impact modifier which is a reaction product of at least one polymeric diol, at least one polyisocyanate, and cardanol;
- and
- at least one polyaldimine.
2 more elements
Dependencies are inferred from the claim text.