1. Preparation of a continuous procedure for polyurethane / polyurethane, including the application of cyanates and polyamide / polyurethane in a film on a rotating hot surface of the human body, and sudden cooling of the film off the hot surface; and polyurethane / polyurethane.

摘要

Method for preparing polyurethane / polyurea is ongoing in which comprises applying polyisocyanate and polyol / Polyamine in a Thin Film on an internal surface area of CEncourage a rotating Body and cool abruptly thin film that leaves the surface Hot; and polyurethane / polyurea.