A two-component polyurethane foaming adhesive

The invention relates to a two-component polyurethane foaming adhesive. The foaming adhesive includes a component A that is modified polyisocyanate and a component B that is a combined white material. The component A includes polyisocyanate and a modifier. The component B includes polyether polyol, polyester polyol, a filler, a hydrolysis stabilizing agent, a catalyst, a foaming agent, an auxiliary agent, and the like. The two components have good compatibility. The foaming adhesive has good adhesion performance, waterproof performance and durability with substrates. The foaming adhesive is solvent-free, pollution-free and environmentally friendly.