Back to results
US 2026/0201222 A1Published application
Cooling plate assembly and two-part curable adhesive composition
Assignee3M Innovative Properties Company
InventorsLianzhou Chen, Yaoyao Chen, Jason V. Ames, Surender Maddela, Tobias Pick, Masayuki Tachi
Life of this patent
Estimating the term…
Abstract
The present disclosure is directed to a cooling plate assembly useful, for example, to cool batteries for hybrid/electric or electric vehicles. The present disclosure is also directed to two-part curable compositions with improved toughness and improved coolant resistance that may used to adhere, for example, cooling plates for a cooling plate assembly.
Claims15
A two-part adhesive composition comprising:
- A) a curative part comprising:
- i) a liquid bis-phenol compound
- ii) a cycloaliphatic amine;
- B) an epoxy part comprising:
- i) two or more epoxy resins comprising at least one liquid epoxy resin and at least one multifunctional epoxy resin,
- wherein the multifunctional epoxy resin has a functionality of at least 3;
- and
- wherein the liquid epoxy resin is different from the multifunctional epoxy resin;
- ii) core-shell rubber particles,
- wherein the cured reaction product of part A and part B has an initial Tg before exposure to coolant and a final Tg after exposure to coolant for 2 weeks, and
- wherein the difference between the initial Tg and the final Tg is less than 30° C. under the Coolant Immersion Aging Test.
8 more elements
Dependencies are inferred from the claim text.