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| Catalog Number | CI-SC-0188 |
| Product Name | Sorbitan Trioleate |
| CAS | 26266-58-0 |
| Structure |  |
| Synonyms | Span 85;Sorbitan, esters, tri-9-octadecenoate, (Z,Z,Z)-;Sorbitan, tri-(9Z)-9-octadecenoate;Sorbitan, tris(9-octadecenoate), (Z)-;Anhydro-D-glucitol trioleate;Anhydrosorbitol trioleate |
| Description | Low HLB, non-ionic, versatile surfactant and emulsifier. offers a very soft skin feel. It is oil-soluble, making it a very effective coupling agent and co-emulsifier for mineral oil. Can be used as a w/o emulsifier in creams, gels and hair care products. Saponificaiton value 170-180. |
| Molecular Weight | 957.49 g/mol |
| Molecular Formula | C60H108O8 |
| Melting Point | -23 °C(lit.) |
| Flash Point | 222.4°C |
| Purity | 98%+ |
| Density | 0.94 g/mL |
| Solubility | water, 3.571e-036 mg/L @ 25 °C (est) |
| Appearance | Clear amber liquid |
| Application | Emulsions for skin and hair care products |
| Storage | Store light-protected at a cool and dry place |
| HS Code | 3402130000 |
| INCI | Sorbitan trioleate |
| Refractive Index | n20/D 1.476(lit.) |
| Uses | Recommended use level 1-5%. For external use only. |
Sorbitan Trioleate, an oleic acid triester of sorbitol, is utilized as an emulsifying agent for base oils and cationics due to its effective properties derived from naturally renewable resources. This odorless, clear liquid demonstrates solubility in mineral and vegetable oils, mineral spirits, and toluene, while being insoluble in water. With a Hydrophilic-Lipophilic Balance (HLB) value of 1.8, it is particularly effective when combined with polysorbates like Polysorbate 85, enhancing its emulsifying capabilities.
What is Sorbitan Trioleate?
Sorbitan Trioleate is a white to tan-colored solid and is a type of Sorbitan Ester.
What is the function of Sorbitan Trioleate in cosmetics and personal care products?
Sorbitan Trioleate functions as a surfactant and emulsifying agent.
What other Sorbitan Esters are commonly used in cosmetic and personal care products?
Other commonly used Sorbitan Esters include Sorbitan Stearate, Sorbitan Laurate, Sorbitan Sesquioleate, Sorbitan Oleate, Sorbitan Tristearate, and Sorbitan Palmitate.
What is the purpose of using Sorbitan Esters in cosmetic and personal care products?
Sorbitan Esters help two substances that normally do not mix to become dissolved or dispersed in one another, acting as emulsifying agents.
Are Sorbitan Esters naturally occurring?
Yes, Sorbitan Esters are produced by reacting the naturally occurring polyol, sorbitol, with fatty acids.
Is Sorbitan Trioleate safe to use in cosmetics?
Yes, according to the Cosmetic Ingredient Review (CIR) Expert Panel, Sorbitan Trioleate and other Sorbitan Esters are safe as cosmetic ingredients.
Can Sorbitan Trioleate cause skin irritation?
Sorbitan Trioleate and other Sorbitan Esters are generally considered mild skin irritants but are non-sensitizers.
Are Sorbitan Esters phototoxic?
No, Sorbitan Trioleate is not a photosensitizer.
How is Sorbitan Trioleate commonly used in cosmetics and personal care products?
Sorbitan Trioleate is used in a variety of products, including skin care products, skin cleansing products, moisturizers, eye makeup, and other makeup. It acts as a surfactant and emulsifying agent in these formulations.
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