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Silicone oil WI-552 CAS 68083-14-7

Silicone oil WI-552 CAS 68083-14-7

In Organosilicon Compounds, Other Performance Products, Performance Chemicals, Products
  • Identification
  • Properties
  • Safety Data
  • Specifications & Other Information
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    • Identification

    CAS Number

    68083-14-7

    Name

    Silicone oil WI-552

    Equivalent Products

    Dow Corning 510, Dow Corning 550, Dow Corning 710

    Synonyms

    1-Methoxy-1,1,3-trimethyl-3,3-diphenyldisiloxan [German] [ACD/IUPAC Name]
    1-Methoxy-1,1,3-trimethyl-3,3-diphenyldisiloxane [ACD/IUPAC Name]
    1-Méthoxy-1,1,3-triméthyl-3,3-diphényldisiloxane [French] [ACD/IUPAC Name]
    Benzene, 1,1′-(3-methoxy-1,3,3-trimethyldisiloxanylidene)bis- [ACD/Index Name]
    68083-14-7 [RN]
    CID 121233058
    viscosity 100 cSt.

    SMILES

    CO[Si](C)(C)O[Si](C)(c1ccccc1)c2ccccc2

    StdInChI

    InChI=1S/C16H22O2Si2/c1-17-19(2,3)18-20(4,15-11-7-5-8-12-15)16-13-9-6-10-14-16/h5-14H,1-4H3

    StdInChIKey

    ARWRSWALIGRKQA-UHFFFAOYSA-N

    Molecular Formula

    C16H22O2Si2

    Molecular Weight

    302.516

    Properties

    Appearance

    Colorless transparent liquid

    Safety Data

    RIDADR 

    NONH for all modes of transport

    WGK Germany

    3

    Specifications and Other Information of Our Silicone oil WI-552 CAS 68083-14-7

    Identification Methods

    ItemWI-552-75WI-552-100WI-552-125WI-552-150WI-552-500WI-552-1000
    Viscosity(25℃, cSt)751001251505001000
    Specific Gravity, g/cm31.020~1.0801.020~1.0801.020~1.0801.020~1.0801.020~1.1001.020~1.100
    Refractive Index, nD251.4800~1.49501.4800~1.49501.4800~1.49501.4800~1.49501.4900~1.51501.4900~1.5150
    Flash Point, ℃≥280≥300≥300≥300≥300≥300~320
    Freezing Point, ℃≤-40≤-40≤-40≤-40≤-40≤-40
    Volatility(250℃/2hr）, %＜2%＜2%＜2%＜2%＜1%＜1%
    Volatility(300℃/30hr)，%––––＜8%＜8%

    Features

    • Excellent resistance to high and low tempratures (-40 ~ 300°C)
    • Low volatility
    • Excellent heat transfer characteristics
    • Flat viscosity temperature curve
    • Good compressibility
    • Good oxidation and radiation resistance
    • Good miscibility with organic resin

    Packing

    5kg plastic drums, 25kg plastic drums, 25kg Iron drums or 200kg Iron drums.  

    Shelf Life

    2 years

    Storage

     Stored in a shady, dry place with the temperature 0°C-40°C, freezing should be avoided.

    Known Application

    As lubricant:

    • Base oil for high temperature greases.
    • Lubricating oil for high temperature instruments.
    • Impregnating oil for the use in high ambient temperatures.

    As heat transfer medium:

    • Heat-treating baths for specialty metals.
    • Heat exchange fluid for research apparatus and instrument calibration baths.
    • Heat transfer oil in capacitors, transformers and various electronics.

    As thermostat fluid:

    • Suitable for the use in thermostat systems which should be kept clean.

    As insulating oil:

    • Suitable for the use under high pressure as an insulating oil.

    As plastic additives: 

    • Suitable for the use in polycarbonate formulations as an additive for flame retardancy. 

    This product is developed by our R&D company Watson International Ltd (https://www.watson-int.com/).