With sandwich glass fiber reinforced polyurethane goods and production method thereof

With sandwich glass fiber reinforced polyurethane goods and production method thereof

  • CN 102,152,517 B
  • Filed: 12/16/2010
  • Issued: 01/20/2016
  • Est. Priority Date: 12/16/2010
  • Status: Active Grant
First Claim
Patent Images

1. one kind with sandwich glass fiber reinforced polyurethane goods, the sandwich of layers that it comprises upper and lower two-layer glass fiber reinforced polyurethane layer, is made up of honeycomb paper or low density foam, described sandwich of layers is bonded between two-layer glass fiber reinforced polyurethane layer, it is characterized in that:

  • a glass fiber reinforced polyurethane layer is provided with depression wherein;

    Upper and lower two glass fiber reinforced polyurethane layers are bonded together through sandwich of layers by this depression, and the sidewall of described depression is the inclined-plane with drafting angle, and described drafting angle is 3 ~ 80 degree.

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