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Functionalized polyphenylene ether resins and curable compositions comprising them

  • US 6,469,124 B2
  • Filed: 12/18/2001
  • Issued: 10/22/2002
  • Est. Priority Date: 07/10/2000
  • Status: Expired due to Term
First Claim
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1. A composition comprising a polyphenylene ether resin of the formula:

  • embedded imagewherein R1 is an aliphatic or aromatic residue;

    n is 0 to about 10;

    each of R2 R3, and R4 is independently hydrogen, alkyl, or aryl;

    j has an average value less than 49;

    each Q1 is independently halogen, primary or secondary lower alkyl, phenyl, haloalkyl, aminoalkyl, hydrocarbonoxy, or halohydrocarbonoxy wherein at least two carbon atoms separate the halogen and oxygen atoms; and

    each Q2 is independently hydrogen, halogen, primary or secondary lower alkyl, phenyl, haloalkyl, hydrocarbonoxy or halohydrocarbonoxy wherein at least two carbon atoms separate the halogen and oxygen atoms.

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