Silicone oil CAS#63148-62-9
Silicone oil, known for its chemical designation as dimethicone or polydimethylsiloxane, is a synthetic polymer with a backbone of alternating silicon and oxygen atoms, creating a highly versatile and stable compound. It is renowned for its exceptional lubricating properties, heat resistance, and non-toxic nature, making it a staple in various industries, including cosmetics, automotive, and aerospace.
This hydrophobic, non-volatile oil is valued for its ability to provide a smooth, non-greasy feel and to form stable emulsions with other ingredients. In personal care products, silicone oil is used to impart a silky texture, reduce friction on the skin, and create a protective barrier against environmental stressors without clogging pores.
Silicone oil’s chemical inertness and resistance to oxidation contribute to its long shelf life and stability in formulations. It is also appreciated for its compatibility with a wide range of substances, allowing for the creation of multifunctional products.
In summary, silicone oil is a reliable and multifaceted ingredient, offering a combination of performance, safety, and sensory benefits. Its use in a variety of applications reflects its versatility and enduring appeal in the marketplace.
| Silicone oil Chemical Properties |
| Melting point | ?59???C(lit.) |
| Boiling point | 101???C(lit.) |
| density | 0.963 g/mL at 25 ??C |
| Tg | -123 |
| vapor density | >1 (vs air) |
| vapor pressure | <5 mm Hg ( 25 ??C) |
| refractive index | n20/D 1.377(lit.) |
| Fp | >270 ??C (518 ??F) |
| storage temp. | 2-8??C |
| solubility | Chloroform (Slightly), Ethyl Acetate (Sparingly), Toluene (Sparingly) |
| form | Oily Liquid |
| Specific Gravity | 0.853 |
| color | Clear colorless |
| Odor | Odorless |
| Water Solubility | PRACTICALLY INSOLUBLE |
| Merck | 14,8495 |
| Dielectric constant | 2.7??Ambient?? |
| Stability: | Stable. Incompatible with strong oxidizing agents. |
| EPA Substance Registry System | Dimethyl siloxanes and silicones (63148-62-9) |
| Safety Information |
| Hazard Codes | |
| Risk Statements | |
| Safety Statements | |
| WGK Germany | 1 |
| RTECS | JM9237000 |
| F | 10 |
| Autoignition Temperature | >400 |
| TSCA | Yes |
| HS Code | 39100000 |
| Hazardous Substances Data | 63148-62-9(Hazardous Substances Data) |
| Toxicity | LD50 oral in rat: > 17gm/kg |
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