TWO-COMPONENT ADHESIVE COMPOSITIONS WITHOUT SOLVENTS AND METHODS FOR PRODUCTION THEREOF Russian patent published in 2020 - IPC C09J175/04 C09J175/06 C09J175/08 

FIELD: adhesive materials.

SUBSTANCE: present invention discloses a two-component adhesive composition without solvents, which contains a polyol component and an isocyanate component. Polyol component contains a phosphate functional compound and at least one polyol selected from polyester, polyether and combinations thereof; and isocyanate component contains isocyanate prepolymer, which is a reaction product of at least one isocyanate monomer and at least one polyol selected from polyester, polyether and combinations thereof.

EFFECT: invention enables to obtain an adhesive with good adhesion strength and thermal stiffness at room temperature, and also maintains at least 50 % of the initial adhesion strength after the boiling test in the package.

10 cl, 6 tbl