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Trimethylsiloxysilicate is a very important ingredient in the cosmetic industry.
Trimethylsiloxysilicate is responsible for visibly improving the texture of the skin by forming a silky, smooth film.
Trimethylsiloxysilicate can be found in products like sunscreens, foundations and color cosmetics.
CAS Number: 1402155-47-8
Molecular Formula: C3H10O4Si2
Molecular Weight: 166.2801
EINECS Number: 923-739-9
Synonyms: trimethylsiloxysilicate, RefChem:899896, 641-015-8, 923-739-9, SCHEMBL347192, TRIMETHYLSILOXYSILICATE.
Trimethylsiloxysilicate is a product with a highly branched structure after cohydrolysis and condensation of tetraalkylsiloxane and trimethylsiloxane.
Trimethylsiloxysilicate contains a small amount of alkoxy and hydroxy groups, has good hydrophobicity, film-forming, and moisturizing properties, and can be blended with volatile silicone oils or polydimethylsilicone oils.
Trimethylsiloxysilicate is a highly crosslinked polymer of silicone.
This ingredient holds the pigment colors in place, protecting it from water and aiding it to last for a long time.
The chemical formula of Trimethylsiloxysilicate is C6H18O5Si3.
Trimethylsiloxysilicate offered by COSROMA is called Cosroma GY005.
Trimethylsiloxysilicate is formed by reacting silica and trimethylsilane.
Trimethylsiloxysilicate is a solid and is insoluble in water.
It is used as a useful ingredient in cosmetic and personal care products.
Silica silylate, silica dimethyl silylate, Trimethylsiloxysilicate and trifluoropropyldimethyl/trimethylsiloxysilicate are siloxane polymers.
Siloxane polymers are polymers in which the backbone structure consists of alternating silicon and oxygen atoms.
Trimethylsiloxysilicate is solid insoluble in water. Its main characteristics are film-forming, the unique hand feels, water resistance, material contamination, water repellency, long-term moisturizing, and smoothness, but without allergic reactions.
Trimethylsiloxysilicate is a highly cross-linked silicone resin, which mainly plays an excellent film-forming role in personal care.
It forms a protective barrier on the skin, slows down water loss and maintains skin moisture.
Therefore, in the skincare formula, the waterproof properties of Trimethylsiloxysilicate can bring lasting effects to baby cream, sunscreen, protective cream, lotion and insect repellent.
Trimethylsiloxysilicate is an organosilicon compound that typically exists as a colorless or pale yellow liquid.
Trimethylsiloxysilicate is composed of elements such as silicon (Si), oxygen (O), and carbon (C), and its molecular structure contains a trimethylsiloxy (SiO) group.
Due to its unique chemical structure, it offers excellent stability, heat resistance, and waterproof properties, making it a key ingredient in many high-end skincare and makeup products.
Trimethylsiloxysilicate is a highly branched, film-forming silicone polymer composed of repeating units of siloxane (Si–O–Si) with trimethylsilyl end groups, typically represented by the chemical formula [(CH₃)₃SiO]ₓ[SiO₄/₂]ᵧ, which gives it a combination of hydrophobicity, chemical stability, and flexibility, and it is widely used in cosmetic, personal care, and industrial formulations due to its ability to form durable, water-resistant films on surfaces such as skin, hair, and nails, or to act as a stabilizing agent in various coatings and protective products.
In cosmetic and skincare applications, Trimethylsiloxysilicate is valued because it can create a thin, flexible, and long-lasting barrier on the skin or hair, which helps to retain moisture, protect against environmental irritants, and improve the wear time and adhesion of makeup products such as foundations, lipsticks, mascaras, and eyeliners, while also providing a smooth, non-greasy, and silky texture that enhances the sensory feel of the product.
Trimethylsiloxysilicate is highly resistant to oxidation, hydrolysis, and UV degradation under normal conditions, making it a durable ingredient that maintains its film-forming properties over time, and because it is hydrophobic, it contributes to waterproofing, smudge-resistance, and sweat-resistance in formulations, which is especially valuable in long-wear cosmetics and sunscreens.
Trimethylsiloxysilicate acts as a film forming agent.
It is a premium cosmetic-grade silicone resin.
Trimethylsiloxysilicate forms a durable, water-resistant barrier, boosting the longevity of foundations, sunscreens, mascaras, eyeshadows, lipsticks, and long-wear cosmetics.
Trimethylsiloxysilicate improves spreadability, ensuring effortless application and a velvety finish on the skin.
It enhances wear resistance in makeup products by preventing smudging and fading.
Trimethylsiloxysilicate creates a flexible, breathable film that moves with the skin, reducing the risk of cracking.
Trimethylsiloxysilicate / SR-60 adds a smooth, silky texture to formulations, enhancing both application and skin feel.
It enhances product adhesion and transfer resistance, making it perfect for long-lasting makeup.
Trimethylsiloxysilicate provides a lightweight, non-greasy texture for a pleasant skin feel without any heavy or sticky residue.
Trimethylsiloxysilicate has excellent liquidity.
Therefore, the powder product is not easy to agglomerate, so as to maintain the free flow characteristics of loose powder products.
Trimethylsiloxysilicate can be compounded with Polydimethylsiloxane and cyclic compounds.
In cosmetics and personal care products, Trimethylsiloxysilicate silicone polymers can be used in bath products, eye makeup, cosmetics, lipstick, nail polish, hair and personal care products.
Trimethylsiloxysilicate is a highly durable raw material with excellent water repellency, transfer reduction, and detergent washout resistance.
It offers formulation flexibility. Cosmetic product and ingredient are evolving rapidly due to increased demand for quality of life, and products are constantly being updated.
In order to create a flawless base and improve makeup application, it is necessary to add TMS film-forming agents to makeup products to improve their performance.
Trimethylsiloxysilicate is a chemical compound with the formula (CH3)3SiO[Si(CH3)2O]nSi(CH3)3, where n represents the degree of polymerization.
Trimethylsiloxysilicate is a silicone-based polymer that is commonly used in cosmetics, personal care products, and industrial applications due to its excellent film-forming and water-repellent properties.
Trimethylsiloxysilicate is a premium cosmetic-grade silicone resin known for its excellent film-forming properties.
This versatile ingredient creates a durable, water-resistant barrier, enhancing the longevity of products like foundations, sunscreens, and lipsticks.
Trimethylsiloxysilicate imparts a smooth, silky feel to formulations, improving application and skin feel.
Its enhancement of product adhesion and transfer resistance makes it perfect for long-lasting makeup.
Additionally, it offers flexibility, preventing cracking or flaking.
Suitable for various applications, it ensures improved performance, durability, and a luxurious sensory experience.
Trimethylsiloxysilicate can be used in industrial coatings, adhesives, and surface treatments, where its silicone backbone and crosslinked network provide chemical resistance, flexibility, and hydrophobicity, enhancing the durability, surface smoothness, and protective qualities of paints, sealants, and polymer composites.
Because of its high molecular weight and polymeric nature, Trimethylsiloxysilicate is typically non-volatile and chemically inert under normal handling conditions, but it can form dust if handled as a powder or concentrate, which may cause mild respiratory irritation, and should be stored away from extreme heat, strong acids, and reactive chemicals to maintain stability.
Trimethylsiloxysilicate is a chemical substance frequently used in cosmetic products due to its unique properties.
Trimethylsiloxysilicate is a synthetic compound with a structure that includes three methyl groups linked to a silicone chain, giving it excellent stability and resistance.
This ingredient often appears in makeup, skincare products, and hair cosmetics because it helps form a smooth, long-lasting layer that protects the skin and hair from moisture loss.
Its benefits include not only smoothness for the skin and hair but also excellent shine and appearance, ensuring that products last longer and look better.
Trimethylsiloxysilicate is a reliable choice for creating high-quality cosmetics that not only please the eye but also care for our skin and hair.
Trimethylsiloxysilicate is an organosilicon resin composed of a siloxane backbone and trimethylsilyl groups; it offers excellent film-forming, water-resistant, and flexible properties; widely used in cosmetics for long-lasting, waterproof, and comfortable wear.
Uses Of Trimethylsiloxysilicate:
Trimethylsiloxysilicate functions as an emollient and skin conditioning agent, producing a thin coating on the skin's surface.
Trimethylsiloxysilicate forms a barrier that protects the skin from allergies, bacteria, and irritants that penetrate deeper skin layers.
Trimethylsiloxysilicate helps prevent skin disorders such as acne, eczema, dryness, and itching.
Trimethylsiloxysilicate acts as an emollient, filling in the spaces between dead cells and preserving the lipid barrier, which helps maintain moisture in the skin, making it appear softer, smoother, and healthier.
When used in hair, it provides volume and body.
Trimethylsiloxysilicate provides humidity resistance to products, enhancing their performance in diverse climates.
Trimethylsiloxysilicate forms a protective film on the surface of the skin and hair, making them appear smooth and soft.
It lubricates and prevents moisture loss from the skin. It moisturizes and conditions the skin.
Trimethylsiloxysilicate is used in formulations of creams, lotions, gels, shampoos, conditioners, facial and body cleansing products, and other skin and hair care products.
Trimethylsiloxysilicate is widely used in cosmetics and personal care products such as lipsticks, eyeliners, mascaras, and foundations as a film-forming agent and waterproofing agent.
It provides long-lasting and water-resistant properties to these products.
Trimethylsiloxysilicate is utilized in topical pharmaceutical formulations such as creams, lotions, and ointments to improve their spreadability and water resistance on the skin.
Trimethylsiloxysilicate is incorporated into adhesive and sealant formulations to enhance their adhesion, durability, and resistance to moisture and weathering.
In the paint and coatings industry, it is used as a binder and film-forming agent to impart water repellency and weather resistance to various surfaces.
Trimethylsiloxysilicate is employed in textile treatments to provide water repellency and stain resistance to fabrics and garments.
Trimethylsiloxysilicate is primarily used in cosmetic and personal care formulations because it is a highly branched, film-forming silicone polymer with excellent water- and sweat-resistant properties, which allows it to create a thin, flexible, and durable barrier on the skin, lips, and hair, thereby improving the wear time, adhesion, and long-lasting performance of products such as foundations, lipsticks, mascaras, eyeliners, sunscreens, and primers, while also providing a silky, smooth, and non-greasy texture that enhances the sensory feel and aesthetic appeal of the formulations.
In hair care products, Trimethylsiloxysilicate is incorporated because it can coat individual hair strands with a protective silicone film, reducing frizz, improving manageability, enhancing shine, and providing a degree of resistance to moisture, humidity, and environmental stressors, which helps maintain hairstyles and improve hair appearance over time.
Trimethylsiloxysilicate is also used in industrial coatings, adhesives, and sealants, where it functions as a durable, hydrophobic, and chemically resistant binder that improves the adhesion, flexibility, and surface smoothness of paints, varnishes, protective coatings, and polymer composites, while contributing to water- and chemical-resistance, longevity, and protection of the underlying substrate.
In addition, this silicone polymer is often blended with other film-forming agents, silicones, or emollients in cosmetic and industrial formulations to enhance film integrity, prevent cracking, reduce tackiness, and improve spreadability and gloss, making it highly versatile in both decorative and protective applications.
Trimethylsiloxysilicate is particularly favored in long-wear, waterproof, and smudge-proof products, where its ability to form a cohesive, resilient, and flexible film allows formulations to resist rubbing, sweating, sebum, or moisture, extending the functional lifespan of the product and maintaining its intended appearance and performance under challenging conditions.
Safety Profile Of Trimethylsiloxysilicate:
Trimethylsiloxysilicate is generally considered low in acute toxicity and chemically stable, but certain hazards are associated with its powdered form, concentrated solutions, and prolonged or inappropriate exposure, so careful handling is recommended to minimize potential risks.
Because it is often supplied as a finely divided powder or incorporated in aerosolized formulations, inhalation of airborne particles can cause respiratory tract irritation, coughing, or discomfort, particularly in poorly ventilated areas or when exposure is repeated, so the use of dust masks, respirators, or adequate local exhaust ventilation is advised to prevent inhalation hazards.
Direct skin contact with Trimethylsiloxysilicate is generally considered to be of low irritation potential, but prolonged or repeated exposure to high concentrations may cause mild dryness, irritation, or sensitization in sensitive individuals, while eye contact can result in temporary irritation, redness, or watering, necessitating immediate rinsing with water in case of accidental exposure.
Chemically, Trimethylsiloxysilicate is highly resistant to oxidation, hydrolysis, and UV degradation, but it can react with strong oxidizing agents or extremely acidic conditions, potentially leading to degradation or minor chemical changes that may affect product stability, so it should be stored away from strong acids, bases, and reactive chemicals to preserve its integrity.
