Vinyl Silicone Oil For Cosmetics And Personal Care

Next-Generation Sensory Enhancers, Structural Modifiers, and High-Performance Elastomer Precursors for Advanced Personal Care Formulations.

Featured Cosmetic Grade Silicone Fluids

Elastomer Synthesis

Vinyl Silicone Oil CAS Number: 70900-21-0

Understanding Vinyl Silicone Oil in Cosmetics & Personal Care

Vinyl Silicone Oil, chemically recognized as vinyl-terminated polydimethylsiloxane (CAS Number: 70900-21-0), is rapidly emerging as a foundational ingredient in modern personal care formulations. Known for its distinct chemical structure featuring reactive vinyl groups at the terminal ends of the siloxane backbone, this specialized fluid serves two primary functions: acting as a direct conditioning agent with superior slip and volatility profiles, and serving as the primary building block for silicone elastomer gels and cross-linked matrices.

In the cosmetics industry, consumers demand products that deliver high performance without sacrificing sensory appeal. Whether it is a long-wear liquid lipstick that remains comfortable for hours, a lightweight facial primer that blurs imperfections, or a deep-conditioning hair serum that shields against thermal damage, Vinyl Silicone Oil plays a pivotal role. The inclusion of vinyl functional groups allows formulators to customize cross-linking density, giving rise to customized textures ranging from silky liquids to soft, cushiony powders and bouncy gels.

Commercial and Industrial Landscape of Vinyl Silicone Fluids

The global market for cosmetic-grade silicone fluids is experiencing a phase of dynamic evolution. With the rise of "clean beauty" and evolving regulatory frameworks such as REACH in Europe and MoCRA in the United States, chemical manufacturers must deliver products of exceptional purity. High-purity Vinyl Silicone Oil meets these rigorous standards by ensuring minimal volatile organic compound (VOC) content and low residual cyclic siloxanes (D4, D5, and D6), making it highly suitable for sensitive skin applications.

01 The Rise of Silicone Elastomer Blends

Industrially, the largest growth driver for Vinyl Silicone Oil in personal care is the synthesis of silicone elastomer blends. Formulators react vinyl-terminated silicone oil with hydrogen-terminated silicone oil via a platinum-catalyzed hydrosilylation reaction. This reaction takes place under mild conditions, forming a three-dimensional network that is then swollen in a carrier fluid (such as dimethicone or cyclopentasiloxane). The resulting elastomer gel provides an unparalleled powdery, velvety feel, absorbs sebum, and provides a soft-focus optical blurring effect that minimizes the appearance of fine lines and pores.

02 Sustainability and Process Efficiency

Modern chemical manufacturing demands resource-efficient processes. Leading producers like Hangzhou Bayee Chemical utilize advanced synthetic routes that maximize yield while minimizing energy consumption. By optimizing the raw material supply chain and utilizing by-products in downstream processes, we are able to offer premium Vinyl Silicone Oil that aligns with global sustainability goals without compromising on purity or performance. This industrial efficiency translates directly to competitive pricing and reliable supply for global cosmetics brands.

Deep-Dive Application Scenarios in Modern Cosmetics

SC Color Cosmetics & Long-Wear Makeup

In foundations, primers, and lip products, Vinyl Silicone Oil is utilized to improve pigment dispersion and wear resistance. The hydrophobic nature of the siloxane backbone forms a flexible, water-resistant film on the skin. This prevents makeup from running due to sweat or sebum. When cross-linked into an elastomer, it prevents pigment migration, ensuring that lipsticks do not feather and eyeshadows do not crease throughout the day.

HC Advanced Hair Care Formulations

For hair care, Vinyl Silicone Oil acts as an excellent conditioning agent that does not weigh down the hair. It forms a uniform, breathable protective sheath around the hair shaft. This sheath seals in moisture, smoothes the cuticle, and reduces combing force, thereby minimizing breakage. Additionally, its thermal stability makes it an ideal ingredient in heat-protection sprays and serums designed for use with straighteners and blow dryers.

SK Skin Care & Daily Sunscreens

Sunscreens often suffer from a greasy, sticky skin feel due to organic UV filters. Incorporating Vinyl Silicone Oil or its elastomer derivatives helps to mitigate this stickiness, providing a dry, matte finish. In skin care creams and lotions, it acts as a sensory modifier, transforming heavy emulsions into light, fast-absorbing creams that leave a luxurious, non-greasy after-feel.

AP Antiperspirants & Deodorants

In roll-on and aerosol antiperspirants, Vinyl Silicone Oil aids in the suspension of active antiperspirant salts. It ensures uniform distribution of the active ingredients during application, reduces tackiness, and prevents dry-out, resulting in a smooth, glide-on application experience that keeps the underarm area feeling dry and comfortable.

Welcome to Bayee

Hangzhou Bayee Chemical Co., Ltd. started chemical products exporting from 2001, manufacturers based exporter focused in chemical products covering Silicone series, Phosphorus series including Silicone Monomers, Cyclosiloxane, Silicone Oils, Agro Chemicals, Fire Retardants & Auxiliaries etc. Company has direct Import & Export right, Dangerous Cargo Permission Certificate. Based on 20+ years exporting history and persistent improvements, we have now grown and developed into a well known & good reputation exporter with ISO 9001:2015, AAA Credit certified company, also granted by local government as Healthy Enterprise, and A level Tax Ranking.

Business Licence No. / Social Credit Code: 91330108759549090L
Dangerous Cargo Certificate No.: [2025] 06002608
Import & Export Certificate No.: 02306457
AAA Credit Rating No.: BRC24AAA10012R2S
ISO:9001 certificate: BRC2024Q10513R2S

25⁺

Years R&D and Production Experience

About Bayee - Company Profile

Based on strategic factories in Zhejiang, Jiangsu, Shandong, Anhui, Jiangxi, Hubei, Hunan, Hebei and Henan provinces etc, we export not only good quality products, competitive EXW costs, but also honesty, safety and international philosophies to customers. We work tightly with competitive production sites across whole China, who have special advantages, located in professional industrial areas, close to raw material bases, locally supplied with energy - gas or steam pipe connected with neighbour enterprises in same areas to reduce transportation costs.

Our factories have advanced ideas in technique crafts for higher yield production, unit consumption reducing from raw materials, also re-used the by-products for own downstream production for other products. By the way, we always keep close observation about raw material changing trend, react actively with factories shoulder by shoulder from organizing raw material at good times to secure more competitive production costs and share spaces with customers helping win their market shares. At the same time, we have wide connection with Chinese powerful chemical institute organizations for testing and supervising quality control in production process.

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Global Business & Supply Network

Up till now we’ve developed and supplied to many countries and areas all over the world, with main markets in European countries (Germany, Italy, UK, Spain, Ukraine, Russia, Poland, etc.), USA, South America, Mid East, South-east Asia, Australia, etc. Also seeking more strategic partners and customers under mutual benefits and work through the whole purchasing chain.