Dioctyl sebacate(DOS)
China [CN] Chemical name: sebacate, di (2-ethylhexyl)English name: dioctyl sebacate; bis (2-ethylhexyl) sebacateAlias: sebum dioctyl sebacate, di (2-ethylhexyl) phthalateCAS: 122-62-3Molecular formula: C26H50O4Molecular Weight: 426.66Technical Specifications
| Index Name | Index | ||
| Excellent grade | First grade | Qualified | |
| Appearance | colorless or light yellow transparent oily liquid | ||
| Color(APHA method)≤ | 30 | 50 | 120 |
| Ester content % ≥ | 99.5 | 99.0 | 99.0 |
|
Acid value(mgKOH/g) ≤ |
0.2 | 0.2 | 0.4 |
| Density(β20)g/cm³ | 0.913-0.919 | ||
| Heating loss(125℃3h)%≥ | 0.2 | 0.3 | 0.5 |
| Flash point (open cup) ℃ ≥ | 210 | 210 | 205 |
Uses and Features: This product is high plasticizing efficiency, low volatility, which has excellent cold resistance, and good heat resistance, light resistance and electrical insulation properties, mainly used in PVC copolymers, cellulose nitrate ester , ethyl cellulose and synthetic rubber, especially suitable for the production of cold wire and cable materials, artificial leather, films, plates, sheets and other products, often with phthalate plasticizers and use, but also as a variety of synthetic rubber the low temperature plasticizer, no effect on the vulcanization of rubber, also used as a jet engine lubricant.
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