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
| Item | WI-552-75 | WI-552-100 | WI-552-125 | WI-552-150 | WI-552-500 | WI-552-1000 |
| Viscosity(25℃, cSt) | 75 | 100 | 125 | 150 | 500 | 1000 |
| Specific Gravity, g/cm3 | 1.020~1.080 | 1.020~1.080 | 1.020~1.080 | 1.020~1.080 | 1.020~1.100 | 1.020~1.100 |
| Refractive Index, nD25 | 1.4800~1.4950 | 1.4800~1.4950 | 1.4800~1.4950 | 1.4800~1.4950 | 1.4900~1.5150 | 1.4900~1.5150 |
| 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.
Links
This product is developed by our R&D company Warshel Chemical Ltd (https://www.warshel.com/).
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