Liquid crystal poly ester resin composition and tis molded products

Liquid crystal poly ester resin composition and tis molded products

  • CN 1,408,816 A
  • Filed: 09/19/2002
  • Published: 04/09/2003
  • Est. Priority Date: 09/21/2001
  • Status: Active Application
First Claim
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1. liquid crystal polyester resin compositions, its comprise 100 weight parts formation anisotropic melt phase liquid crystal polyester andBe not less than 0.01 weight part and less than at least a bi-ester of phosphite of 0.2 weight part by following formula (I) definition:

  • (wherein, R 1, R 2, R 4And R 5Represent hydrogen atom independently of one another, contain the alkyl of 1-8 carbon, the cycloalkyl that contains 5-8 carbon atom, the alkyl-cycloalkyl that contains 6-12 carbon, the aralkyl that contains 7-12 carbon or phenyl, R 3Expression hydrogen atom or contain the alkyl of 1-8 carbon, X represents Direct Bonding, sulphur atom or the divalent group that is defined by following formula (I-1);

    (wherein, R 6The expression hydrogen atom contains the alkyl of 1-8 carbon or contains the cycloalkyl of 5-8 carbon), A represents to contain the alkylidene group of 2-8 carbon or the divalent group that is defined by general formula (I-2);

    (wherein, R 7Expression Direct Bonding or contain the alkylidene group of 1-8 carbon, *Represent that this group is at this side and Sauerstoffatom bonding), any of Y and Z represented hydroxyl, contained the alkyl of 1-8 carbon, the alkoxy aryl that contains the alkoxyl group of 1-8 carbon or contain 7-12 carbon, and another of Y and Z represented hydrogen atom or contained the alkyl of 1-8 carbon).

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