Fluorinated silicone lube oil synthetic method

Fluorinated silicone lube oil synthetic method

  • CN 1,456,647 A
  • Filed: 05/28/2003
  • Published: 11/19/2003
  • Est. Priority Date: 05/28/2003
  • Status: Active Application
First Claim
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1. , a kind of synthetic method of fluorine silicon grease, it is characterized in that under 10 ℃



  • 120 ℃

    , fluorine-containing hybrid ring siloxane, end-capping reagent, strong acid and alkali substance reaction 5~

    50 hours, the weight ratio of wherein fluorine-containing hybrid ring siloxane, end-capping reagent, strong acid and alkaline matter is 1;

    0.03~

    0.30;

    0.005~

    0.15;

    0~

    10, and described fluorine-containing hybrid ring siloxane has following structural formula;

    Described fluorinated polysiloxane has following structural formula;

    R wherein 1=C 1~

    4
    Alkyl, phenyl;

    R 2=methyl, phenyl;

    M=0,1,2;

    The integer of n=3~

    10;

    P=0,1,2;

    The integer of q=3~

    20;

    X=2,3;

    The integer of Y=0~

    11;

    R '"'"' is vinyl, hydroxyl or trimethyl silicon based.

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