US 2022/0372207 A1 · CURABLE COMPOSITIONS

Abstract

The present invention is directed to a curable composition including: an isocyanate-functional prepolymer; an epoxy-containing component present in an amount of at least 10 percent by weight of the composition; and a latent curing agent having an ability to react with at least one of the isocyanate-functional prepolymer and the epoxy-containing component upon exposure to an external energy source. The present invention is also directed to methods of making the compositions, methods of coating a substrate, methods of adhering substrates and coated substrates.

Claims21

Dependent claims

A curable composition comprising:

an isocyanate-functional prepolymer;
an epoxy-containing component present in an amount of at least 10 percent by weight of the composition;
and
a latent curing agent having an ability to react with at least one of the isocyanate-functional prepolymer and the epoxy-containing component upon exposure to an external energy source.

1 more element

Dependencies are inferred from the claim text.

Facts

Application

17/753,976Filed 22 Jul 2020

Priority

23 Sep 2019

Published

24 Nov 2022

Term ends

Not estimatedThe source records don’t support an estimate.

Classification46 codes

C08G 18/58
High-molecular-weight compounds: epoxy resins
B32B 5/022
Characterised by structural features of a fibrous or filamentary layer: non-woven fabric
B32B 5/024
Characterised by structural features of a fibrous or filamentary layer: woven fabric
B32B 5/26
One layer being a fibrous or filamentary layer: another layer next to it also being fibrous or filamentary

Curable compositions

Life of this patent

Curable compositions

Life of this patent

Abstract

Claims21