Primosil™ 86TX (Cyclopentasiloxane and Dimethiconol)

Primosil™ 86TX (Cyclopentasiloxane and Dimethiconol) offers outstanding benefits in personal care and cosmetics, known for its superior conditioning and silky finish. This silicone blend provides a smooth texture, enhancing the sensory feel of products like skin serums, lotions, and hair treatments. It forms a breathable, lightweight barrier that locks in moisture, improving hydration without a heavy or greasy sensation. In hair care, it imparts gloss, reduces frizz, and improves manageability. Additionally, it creates a smooth base for skincare and makeup, minimizing fine lines while enhancing product longevity and performance.

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Technical Specifications
PrimosilTM 86TX (Cyclopentasiloxane and Dimethiconol)
INCI
Cyclopentasiloxane and Dimethiconol
CAS Number
Cyclopentasiloxane: 541-02-6
Dimethiconol: 70131-67-8
Molecular Formula
Cyclopentasiloxane (D5): C10H30O5Si5
Dimethiconol: HO(Si(CH3)2O)nH
Molecular Weight
Cyclopentasiloxane:370.77 g/mol
Dimethiconol:162.37 g/mol
Solubility
Insoluble in water.
Shelf Life
24-months from the date of manufacturing.
Boiling Point
167.4°C
Storage
Store in cool, dry conditions in tightly sealed containers. It is important to keep the container away from direct sunlight and extreme temperatures to prevent degradation. Like many silicones, these compounds should be stored in well-ventilated areas to avoid the accumulation of volatile components.
Key Benefits
PrimosilTM 86TX (Cyclopentasiloxane and Dimethiconol)
Excellent Spreading Agent
Provides smooth and even distribution of products on the skin and hair, enhancing the application experience.
Lightweight Emollient
Offers a non-greasy, lightweight feel that leaves the skin and hair soft and silky.
Enhanced Slip and Spreadability
Improves the texture of formulations, providing a silky glide during application without a sticky residue.
Quick Absorption
Easily absorbs into the skin without leaving an oily or heavy film, promoting a matte finish.
Moisture Barrier
Helps to lock in moisture, forming a protective barrier that prevents water loss from the skin and hair.
Non-Comedogenic
Does not clog pores, making it suitable for use in formulations for sensitive or acne-prone skin types.
Hair Conditioning Agent
Enhances hair manageability, reduces frizz, and adds shine, making it ideal for hair care products.
Compatibility with Other Ingredients
Easily integrates with various cosmetic ingredients, allowing formulators to create diverse formulations.
Provides a Soft, Velvety Finish
Leaves skin feeling smooth and velvety, improving the overall sensory experience of the product.
Volatile Carrier
Cyclopentasiloxane evaporates after application, allowing the beneficial ingredients (Dimethiconol) to remain on the skin or hair.

Frequently Asked Questions (FAQ)

What are Primosil™ 86TX (Cyclopentasiloxane and Dimethiconol) commonly used for in cosmetic formulations?

These are primarily used as conditioning agents, providing a smooth, silky texture to formulations. They offer a non-greasy feel, enhance spreadability, and improve the overall sensory experience in products such as creams, lotions, serums, and hair care products.