公开(公告)号：CA2679873A1

公开(公告)日：2008-09-25

申请号：CA2679873

申请日：2008-03-14

Applicant: BASF AG

Inventor： FADER MICHAEL ,  SCHUERER KLAUS ,  POELTL JOERG

IPC: C08G18/32 ,  B32B5/20 ,  B32B27/40 ,  C08G18/66

Abstract: The present invention relates to the use of a polyurethane system contain ing a) polyisocyanate; b) at least one compound which is reactive with isocy anate; c) at least one reactive chain extender having at least two groups wh ich are reactive with respect to isocyanate, wherein at least one group whic h is reactive with respect to isocyanate is a free, primary NH2 group; d) at least one catalyst; and e) optionally, additional additives for the product ion of polyurethane sandwich parts. The present invention further relates to a method for the production of polyurethane sandwich parts, and polyurethan e sandwich parts obtained according to such a method.