Patent ID: 8709324
Filing Date: 2014-04-29
Classification: B29C,B29K,B32B,C08G,Y10T

Abstract:
1. A method for producing a flexible elastomeric polyurethane skin layer comprising the steps of: providing a polyurethane reaction mixture which is composed of components comprising at least an isocyanate component, isocyanate-reactive components and a catalyst component, the isocyanate component being composed of at least one isocyanate having at least two NCO-groups which are not directly attached to an aromatic group, and the catalyst component being substantially free of lead; spraying a layer of said polyurethane reaction mixture onto a mould surface; allowing the polyurethane reaction mixture to cure to produce the polyurethane skin layer; and removing the produced polyurethane skin layer from the mould surface, characterised in that wherein said flexiblilizer is a monofunctional flexibiliser comprising only one isocyanate-reactive group.