LANCHEMIE INDUSTRY CO., LIMITED.
LANCHEMIE INDUSTRY CO., LIMITED.
liquid silicone oil

Cyclopentasiloxane(and) Acrylates/Tris(Trimethylsiloxy)Silylpropyl MethAcrylate Copolymer SR2345

SR2345 is a mixture of high molecular weight acrylates/tris(trimethylsiloxy)silylpropyl methacrylate copolymer and Cyclopentasiloxane.Cyclopentasiloxane provides excellent spreading and volatility as a carrier for rapid dispersion of polymers; Silicon modified acrylic ester copolymer endows the formula with strong film-forming, waterproof, and skin feel regulating abilities. After compounding, it has both makeup holding power, freshness, and formula compatibility, making it a core raw material for cosmetics, sunscreen, and hair care products.


INCI Name: Cyclopentasiloxane (and) Acrylates/Tris(Trimethylsiloxy)Silylpropyl MethAcrylate Copolymer

Specification of Cyclopentasiloxane(and) Acrylates/Tris(Trimethylsiloxy)Silylpropyl MethAcrylate Copolymer SR2345

Technical Index

Appearance

Colorless transparent to hazy fluid

Specific gravity (25℃)

0.950-1.050

Refractive index (25℃)

1.400-1.415

Viscosity (cP, 25℃)

100-500


Features & Benefits of Cyclopentasiloxane(and) Acrylates/Tris(Trimethylsiloxy)Silylpropyl MethAcrylate Copolymer SR2345

  • Volatile film-forming properties: Cyclopentasiloxane rapidly evaporates after application, forming a breathable, waterproof, and friction resistant elastic film on the surface of the skin and hair, with no sticky residue.

  • Skin feel adjustability: The film combines a silky touch with a slight soft focus effect, which can modify skin pores and fine lines, reduce makeup sticking and smudging, and avoid the tightness of traditional film-forming agents.

  • Chemical stability: not easily hydrolyzed or oxidized under room temperature and light avoidance conditions, compatible with weakly acidic and neutral formulas; Polymer chains are prone to degradation when exposed to strong acids and bases, leading to a decrease in film-forming ability.

  • Excellent makeup holding and anti migration ability: the formed elastic film has strong adhesion, sweat resistance, water resistance and friction resistance, which can effectively prevent the migration and makeup removal of ingredients in liquid foundation, lip glaze, sunscreen and other products, and extend the efficacy duration, especially suitable for waterproof and sweat resistant makeup and sunscreen formula.

  • The skin feels refreshing and smooth, suitable for a wide range of people: Cyclopentasiloxane's rapid volatility avoids stickiness, while the smooth properties of silicone modified polymers enhance the application experience. After film formation, there is no heaviness, making it suitable for oily skin, mixed oily skin, and sensitive skin formulas, with no risk of acne.

  • Good compatibility of the formula, simple process: can be compounded with various powders (titanium dioxide, talc powder, color powder), sunscreen agents, oils, and active ingredients, without affecting the pH value and stability of the formula; Mixing at room temperature can add the oil phase without the need for high-temperature treatment, reducing the difficulty of the production process.

  • Outstanding waterproof and sweat resistant performance: The siloxane groups in polymer molecules endow the film with strong hydrophobicity, which can resist sweat and rainwater erosion, reduce the problem of makeup and sunscreen products falling off due to water contact, and do not affect the normal breathability of the skin.


Applications of Cyclopentasiloxane(and) Acrylates/Tris(Trimethylsiloxy)Silylpropyl MethAcrylate Copolymer SR2345

  • Color makeup: long-term liquid foundation, waterproof eyeliner pen, permanent lip glaze, eyebrow cream, powder

  • Sun care: waterproof sweatproof sunscreen, sunscreen spray, sunscreen cushion

  • Hair care: refreshing styling spray, anti manic hair care essence, hair wax

  • Skin care: refreshing isolation cream, makeup emulsion, oil control lotion


How to uses

  • Color makeup: 3-10%
    Sun care: 2-10%

  • Hair care: 2-6%

  • Skin care: 2-5%

  • It is recommended to be formulated at room temperature or below 50℃.


Package

  • N.W 25KG Plastic or 200KG Drum


Storage

  • Sealed storage in a cool, dry, and ventilated warehouse, avoiding direct sunlight and high temperature environments. The storage temperature should be controlled between 5 ℃ and 30 ℃ to prevent rapid volatilization of Cyclopentasiloxane and degradation of polymer structure.

  • Keep away from corrosive substances such as strong acids, alkalis, and oxidants. Do not mix with food or beverages to prevent contamination and spoilage.

  • The shelf life of unopened products is usually 24 months. After opening, they should be used and sealed as soon as possible to prevent moisture and impurities from mixing and causing product delamination and failure.

  • Belonging to non dangerous goods, ordinary trucks, container sea/land transportation, and air transportation can be used.

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