<div class="htmlview paragraph">Polyurethane integral skin foam has been applied to autoparts that require high quality level,a soft-touch feeling,excellent physical properties produced with a high productivity.</div> <div class="htmlview paragraph">In the 90's,the use of CFCs (chlor fluor carbons) as polyurethane blowing agents is virtually restricted or eliminated under the Montreal Procol Act in order to protect the Ozone Layer.</div> <div class="htmlview paragraph">The paper deals with the changes in processes,materials and properties of the finished parts caused by this evolution. Examples of materials used and future trends are discussed.</div>