Chemical Name: Polydimethylsiloxane
INCI: Dimethicone
English Synonyms
Dimethyl Silicone Oil
Methyl Silicone Oil
Polymethylsiloxane
CAS NO: 9006-65-9
Chemical Structure
Product Description
IOTA DM50 – DM1000 can be used as a substitute for Dow Corning DC200 / PMX201 and Shin-Etsu KF-96A series products. It is a series of linear, low-viscosity, low–molecular weight polydimethylsiloxane fluids.
Technical Specifications
Appearance: Colorless, transparent liquid
Viscosity (25°C, mm²/s, approx.): 50-1000
Relative Density (25°C): 0.959-0.970
Flash Point (Open Cup, °C): 280-300
Pour Point (°C): -55 to -50
Refractive Index (25°C): 1.401-1.403
Surface Tension (25°C, mN/m): 20.7-21.1
Color (Hazen): ≤ 30
Turbidity (NTU): ≤ 4
Volatile Matter: ≤ 0.3
Acidity: ≤ 0.15
Heavy Metals (Pb, ppm): ≤ 5
Phenyl Compounds Content (DO): ≤ 0.2
Mineral Oil (mg/kg): ≤ 0.1
Properties and Applications
IOTA DM50 – DM1000 is readily soluble in:
Ethyl acetate, butyl acetate
Isopropyl palmitate
Isopropyl myristate
Diethyl ether, isopropyl ether
Cyclic methylsiloxanes
Phenyl trimethylsiloxane
Lauryl alcohol
It is insoluble in:
Water
Vegetable oils
Fatty acids
Glycerin
Ethanol (95%)
Isopropanol
Stearyl alcohol
Ethylene glycol
Propylene glycol
Glyceryl monostearate
Petrolatum
Mineral oil
Packaging and Storage
1. Supplied in 200 L iron drums with a net weight of 190 kg, or IBC containers with a net weight of 950 kg.
2. Store in original, tightly sealed containers at temperatures below +40°C.
3. This product is classified as non-toxic and non-hazardous for transportation.
4. Shelf Life: 3 years
