Primosil™ 67C (Caprylyl Methicone 97%)

Primosil™ 67C (Caprylyl Methicone 97%) is a versatile silicone derivative valued for its compatibility with various cosmetic formulations. It provides a silky, smooth texture, enhancing spreadability and the overall sensory experience in skin care and makeup. As a lightweight, non-greasy emollient, it forms a breathable barrier on the skin, locking in moisture without clogging pores. It also extends makeup longevity by creating a smoothing layer that minimizes fine lines and pores. Its water-resistant properties make it ideal for sunscreen and long-wear makeup, adding a luxurious feel and durable performance to formulations.

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Technical Specifications
PrimosilTM 67C (Caprylyl Methicone 97%)
INCI
Caprylyl Methicone
CAS Number
17955-88-3
Purity
97%
Molecular Formula
C8H20O Si2
Molecular Weight
204.42 g/mol
Solubility
Soluble in Oil, Ethanol, Organic solvents.
Shelf Life
24-months from the date of manufacturing.
Boiling Point
308.62°C @ 760.00 mm Hg
Storage
Store in a cool, dry place in tightly sealed containers. It is recommended to keep the containers away from direct sunlight and extreme temperatures.
Key Benefits
PrimosilTM 67C (Caprylyl Methicone 97%)
Improved Spreadability
Enhances the texture of formulations, providing a lightweight and non-greasy feel, aiding in even application on the skin or hair.
Enhanced Compatibility
Easily blends with a wide range of cosmetic ingredients, including oils, silicones, and esters, making it versatile for various formulations.
Non-Occlusive
Offers a breathable finish, allowing the skin to function naturally without clogging pores or creating a heavy barrier.
Emollient Properties
Provides a silky, smooth texture that improves skin feel and adds a luxurious finish to the product.
Shine Enhancement
Adds a natural, subtle shine to skin and hair products, enhancing the overall appearance without excessive greasiness.
Volatile Nature
Features a moderate evaporation rate, contributing to a lightweight and comfortable sensory experience in leave-on products.
Formulation Flexibility
Compatible with both water-in-oil (W/O) and oil-in-water (O/W) emulsions, allowing for use in various product types.
Stability Improvement
Helps to stabilize formulations, reducing the potential for separation and ensuring product consistency over time.
Reduction of Tackiness
Lowers the tacky feeling of formulations, improving user comfort, especially in products with high active ingredient loads.
Cold Process Compatibility
Suitable for cold processing, enabling more energy-efficient production methods and preserving heat-sensitive ingredients.

Frequently Asked Questions (FAQ)

What is Primosil™ 67C (Caprylyl Methicone), and how is it typically used in cosmetics and personal care formulations?

It is a lightweight, low-viscosity silicone fluid known for its excellent spreadability and emollient properties. It is commonly used in various cosmetic and personal care products to improve texture, enhance spreadability, and impart a silky, non-greasy feel to the skin.