COMPOSITE PANEL WITH SOLID POLYURETHANE BINDER, AND PROCESS FOR MANUFACTURE

摘要

The embodiments of the invention are directed to a composite material comprising a fiber reinforcing material, a binder resin and polyurethane foam particles. Other embodiments are related to a process for manufacturing a composite material comprising a fiber reinforcing material, a binder resin and polyurethane foam particles, the method comprising depositing the binder resin and polyurethane foam particles the fiber reinforcing material to form a composite precursor and treating the composite precursor to form the composite material.

主权项

1. A composite material comprising:
a surface layer comprising a solid reinforcing material and solid polyurethane particles; a core layer comprising the solid reinforcing material and a binder resin; wherein the solid polyurethane particles and the binder resin have different compositions; wherein the surface layer and the core layer are located such that the surface layer and the core layer are separate layers having different compositions; and wherein the solid reinforcing material comprises wood.