Hydrolysis-resistant polyurethane moulding

Hydrolysis-resistant polyurethane moulding

  • CN 105,492,483 A
  • Filed: 05/28/2014
  • Published: 04/13/2016
  • Est. Priority Date: 06/28/2013
  • Status: Active Application
First Claim
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1. prepare the method that density is the polyurethane molding of 150 to 850g/l, whereinA) organic multiple isocyanate, withB) compound, it has at least two and is reactive hydrogen atom to isocyanic ester and comprises polyester polyol (b1) and at least one and start the alkoxylate of molecule and the compound (b2) that obtains by aromatics,C) whipping agent,D) catalyzer, andE) optionally other auxiliary agents and/or additiveThis reaction mixture, with forming reactions mixture, to be introduced in mould and to make it be obtained by reacting polyurethane molding by mixing.

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