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Ultra-low shrinkage composite resins based on blended nematic liquid crystal monomers

  • US 20030125435A1
  • Filed: 03/07/2002
  • Published: 07/03/2003
  • Est. Priority Date: 03/07/2001
  • Status: Active Grant
First Claim
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1. A method comprising:

  • providing a 4-hydroxyl benzoic acid comprising a carboxyl substituent;

    providing an alkylene group comprising an α

    -hydroxyl group and an ω

    -halide group;

    condensing said 4-hydroxyl of said benzoic acid with said ω

    -halide group under conditions effective to produce a hydroxyl terminated alkyloxy comprising said α

    -hydroxyl group at a first terminus and said carboxyl substituent of said 4-hydroxyl benzoic acid at a second terminus.

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