Silicon rubber with high refractive index and high transparency for optical encapsulation and preparation method thereof

Silicon rubber with high refractive index and high transparency for optical encapsulation and preparation method thereof

  • CN 103,122,149 A
  • Filed: 03/18/2013
  • Published: 05/29/2013
  • Est. Priority Date: 03/18/2013
  • Status: Active Grant
First Claim
Patent Images

1. the high transparent silicon rubber of high refractive index for an optical package, it is characterized in that being formed by silicone resin component A, phenyl vinyl polysiloxane B component, the hydrogeneous polyoxy alkane of phenyl component C, platinum catalyst component D, catalytic inhibitor component E, modified siloxane component F and water-removal agent component G mixed preparing containing phenyl vinyl, and each composition weight umber is as follows:

  • Component A 95-100 partB component 0-100 partComponent C 5-50 partComponent D 0.05-1 partComponent E 0.1-2 partComponent F 0-10 partComponent G 0-3 partDescribed A component is;

    containing the silicone resin of phenyl vinyl, its structural formula is as follows;

    (R 1R 2R 3SiO 1/2)a(R 4R 5SiO 2/2)b(R 6SiO 3/2)c(SiO 2)d R 1to R 6for alkyl, thiazolinyl or aryl, wherein at least one is thiazolinyl, and at least one is phenyl;

    R 7the alkyl that is less than 4 for carbon number;

    0≤

    a, b, c, d<

    1, and a+b+c+d=1;

    Described B component is;

    the PSI of ethenyl blocking, and contents of ethylene is at 0.09%-3.9%, and molecular weight is at 1300-62000;

    Its structure is;

View all claims
    ×
    ×

    Thank you for your feedback

    ×
    ×