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WATER-CLEAR ALIPHATIC POLYURETHANE PULTRUSION FORMULATIONS AND PROCESSES

  • US 20140265000A1
  • Filed: 03/14/2013
  • Published: 09/18/2014
  • Est. Priority Date: 03/14/2013
  • Status: Abandoned Application
First Claim
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1. A clear polyurethane-forming system for the preparation of a fiber reinforced composite by a pultrusion process comprising:

  • (a) a clear, aliphatic polyisocyanate having a viscosity at 25°

    C. of no more than 1000 centipoise, and(b) a colorless polyol component comprising an amine-initiated polyol having a molecular weight of from about 150 to about 400 and an OH functionality greater than or equal to 3, and(c) a catalyst.

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