Crafting Cosmetics
LipoSoft 1689
LipoSoft 1689
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Product Overview
LipoSoft 1689 is a premium, PEG-free water-in-oil (W/O) emulsifier designed to produce stable, sensorially elegant emulsions across a wide range of cosmetic formulations. With an HLB value of 3.5, this versatile cosmetic raw material efficiently emulsifies a broad spectrum of oils, delivering a smooth, velvety finish that enhances both product performance and consumer experience. Valued by professional formulators and indie brand creators alike, LipoSoft 1689 supports cold-process manufacturing while maintaining exceptional emulsion stability—even in complex systems incorporating ethanol, electrolytes, or polar actives.
Key Benefits & Cosmetic Applications
LipoSoft 1689 offers a refined combination of formulation flexibility, sensory quality, and functional performance. Whether you are developing high-SPF sun care, rich body butters, or lightweight facial creams for professional cosmetic formulations or small-batch artisan lines, this W/O emulsifier provides reliable structure, texture enhancement, and a luxurious skin feel without the need for ethoxylated chemistry.
- Broad Oil Compatibility & Emulsion Stability: With an HLB of 3.5, LipoSoft 1689 emulsifies a wide range of oil phases—from lightweight esters to heavier botanical oils—producing stable, glossy water-in-oil emulsions that resist separation over time.
- Skin-Barrier Mimicking Structure: The molecular architecture of Sorbitan Oleate and Polyglyceryl-3 Polyricinoleate closely resembles the skin's natural lipid barrier, helping to form a gentle, occlusive layer that supports moisture retention without irritation.
- Optimised Active Delivery: The W/O emulsion structure enhances the efficacy of both water-soluble and oil-soluble actives, making it well suited for anti-aging serums, moisturising creams, and sun care formulations where ingredient performance is critical.
- Energy-Efficient Cold Processing: LipoSoft 1689 is compatible with cold-process manufacturing, reducing energy consumption during production and helping to preserve the integrity of heat-sensitive actives such as vitamins and botanical extracts.
- Low Usage, High Performance: Effective at just 3–5%, this emulsifier creates stable emulsions while accommodating challenging formulation ingredients, including ethanol, electrolytes, and polar actives, without compromising texture or stability.
Common Cosmetic Applications
- Skin Creams and Lotions
- Body Milks
- Waterproof Sunscreens
- Liquid Foundations
- Baby Care Products
- Colour Cosmetic Bases
Technical Profile & Specifications
| Property | Specification |
|---|---|
| INCI Name | Sorbitan Oleate (and) Polyglyceryl-3 Polyricinoleate |
| CAS Number | 1338-43-8 / 29894-35-7 |
| Appearance | Turbid liquid yellow |
| HLB Value | 3.5 |
| Solubility | Insoluble in water; soluble in oils, fats, and most organic solvents |
| Functional Class / Role | Emulsifier |
| Suggested Usage Rate | 3.0 - 5.0% |
| Recommended Processing Phase | Oil phase; compatible with cold-process manufacturing |
| Ethylene Oxide (EO) / PEG Status | EO-free / PEG-free |
| Shelf Life & Storage |
2 years. Store in a dry place in a tightly sealed container. Avoid exposure to direct sunlight, moisture, and excessive heat. |
Formulation & Processing Guidelines
How to Incorporate
- Add LipoSoft 1689 to the oil phase of your formulation. It is designed to dissolve or disperse within the lipid component before emulsification.
- Suitable for cold-process manufacturing, which eliminates the need for high-temperature heating steps. This is particularly advantageous when working with heat-sensitive actives such as vitamins, certain botanical extracts, or volatile fragrance components.
- If a warm process is preferred for specific formulation reasons, LipoSoft 1689 can be incorporated at moderate temperatures. Avoid excessive heat exposure to preserve the integrity of sensitive co-ingredients.
- Typical usage rate is 3.0–5.0%, depending on the oil-phase volume, desired viscosity, and the complexity of the formulation.
Compatibility
- Electrolytes & Polar Actives: LipoSoft 1689 demonstrates good tolerance for electrolytes and polar active ingredients, maintaining emulsion stability where some conventional W/O emulsifiers may struggle.
- Ethanol: The emulsion structure remains stable even in formulations containing elevated ethanol concentrations, making it suitable for certain sun care and treatment products.
- Vitamins & Challenging Actives: Compatible with common cosmetic vitamins and other ingredients that are typically difficult to incorporate into W/O systems.
- PEG-Free / EO-Free: Contains no ethoxylated components, aligning with clean-beauty formulation standards.
- For specific compatibility questions—particularly regarding novel active ingredients, high-loading electrolyte systems, or unconventional oil phases—formulators should conduct bench-level stability and compatibility testing before scaling.
Formulation Tips
- When formulating with LipoSoft 1689, begin at the lower end of the usage range (3%) for lighter textures such as body milks or fluid lotions; increase toward 5% for richer creams, dense sun care products, or formulations with higher oil-phase loads.
- When preparing cold-process W/O emulsions, ensure thorough and consistent mixing to achieve a uniform, glossy emulsion. High-shear mixing is recommended during the emulsification step.
- Introduce water-phase actives gradually during emulsification to promote even distribution and minimise the risk of phase instability.
- For formulations containing ethanol or high levels of electrolytes, conduct accelerated stability testing (e.g., 4-week storage at 40 °C and freeze-thaw cycling) to confirm long-term emulsion integrity.
- Pair with complementary co-emulsifiers or rheology modifiers if additional viscosity or specific textural properties are desired.
Suggested Applications
- Waterproof sunscreens and sun care emulsions
- Rich facial and body creams / lotions
- Baby care products and gentle body milks
- Liquid foundations and colour cosmetic bases
- Anti-aging and moisturising treatment creams
Sustainability & Ethical Profile
LipoSoft 1689 is formulated from naturally derived raw materials and is entirely free of ethylene oxide (EO) and polyethylene glycol (PEG) derivatives. Its cold-process compatibility further supports energy-conscious manufacturing by reducing or eliminating the need for high-temperature processing steps. These characteristics make it a considered choice for formulators seeking clean, PEG-free cosmetic raw materials that align with the growing consumer preference for transparent, eco-conscious beauty products.
In alignment with Crafting Cosmetics sourcing standards, this ingredient is vegan-friendly and cruelty-free.
Regulatory & Safety Disclaimer
Disclaimer: This product is supplied as a cosmetic raw material for external use only. It is intended for cosmetic and personal care formulation applications only and should not be used as a finished product.
Technical Documentation
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