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Polymethylsilsesquioxane PMSQ silicone raw material — white powder

Manta PMSQ

Polymethylsilsesquioxane PMSQ

INCI: Polymethylsilsesquioxane

CAS: 68554-70-1

Technical Specifications

Parameter Value / Range
Appearance White powder
Density (g/cm3) 1.25-1.35
Volatile content (%, 150°C × 3h) ≤ 2%
Oil absorption value (paraffin oil) 0.6-0.9
Average particle size (μm) 2-4(the lowest can match 0.7-0.8 μm)

Typical properties from the product TDS. These values are not intended for use in preparing specifications.

Product Description

Manta PMSQ is a spherical silicone resin powder consisting of high-purity polymethylsilsesquioxane microspheres. It presents as a free-flowing white powder characterized by exceptional slip, superior soft-focus optics, and strong hydrophobicity.

It exhibits selective, moderate absorption of non-polar oils (including human sebum) and is easily dispersible in the oil phase. It acts as an elite sensory enhancer and performance additive across multiple industries. In personal care, it is widely used in color cosmetics, skin care, and sunscreens to enhance makeup wear, provide sebum control, and deliver a long-lasting, velvety-matte finish without agglomeration.

  • True Spherical Geometry: Features a narrow particle size distribution (2-4 μm), ensuring exceptional dispersibility, low adhesion, and severe anti-caking properties.
  • Superior Sensory Profile: Drastically reduces the friction coefficient of formulations, imparting a silky, lubricious, and velvety-smooth tactile feel (eliminating “drag”).
  • Advanced Optical Performance: Provides high-efficiency light scattering, delivering a soft-focus (blurring) effect that visually minimizes fine lines and skin imperfections.
  • Selective Sebum Control: Exhibits strong hydrophobicity while moderately absorbing non-polar oils and esters without excessive swelling, prolonging makeup wear and preventing greasiness.
  • Thermal & Chemical Stability: Thermoset; does not melt and does not dissolve in common cosmetic solvents.

Application Details

  • Cosmetics & Personal Care: Acts as a sensory modifier and optical blurring agent in liquid foundations, pressed powders, skin creams, and sunscreens (improves spreadability and delivers a matte finish).
  • Cold Processing: Manta PMSQ is completely cold-processable and does not require heating for incorporation.
  • Dispersion Phase: Pre-disperse the powder in low-viscosity carriers such as dimethicone (e.g., Manta F1006, 2 cSt), cyclomethicone (e.g., Manta F1045), or organic esters (e.g., Isopropyl Myristate) using a standard mixer until completely homogeneous.
  • Emulsification: For emulsion systems (O/W or W/O), add the pre-dispersed powder directly into the oil phase prior to emulsification, ensuring continuous stirring to prevent settling.
  • Recommended Dosage: 1.0% – 20.0% of the total formulation, depending on the desired sensory profile and optical blurring effect.

Used in: Color Cosmetics

Packaging & Handling

In 25kg bag, 50kg bag, 540kg ton bag.

Safety and Storage

Keep away from heat and open flame. Prevent from the exposure of moisture, acid, alkalis and other impurities. When stored in the original unopened containers, this product has a usable life of 24 months from the date of production. This product is non-hazardous product.

Technical Documents

The TDS is available for direct download. GHS Safety Data Sheet (SDS), Batch Certificate of Analysis (CoA), INCI designation, SVHC declaration, Per-batch D4 / D5 / D6 content statement are available on request.

Frequently Asked Questions

What is Manta PMSQ?

Manta PMSQ is Polymethylsilsesquioxane, supplied by Manta Silicone Ingredients for cosmetic and personal care formulations. See the typical properties table above for the full specification.

How is Manta PMSQ packed and stored?

Packaging and storage conditions are stated in the product TDS. Download the TDS above, or contact sales@mantasil.com for packing options and lead times.

How can I get the TDS, SDS or a sample of Manta PMSQ?

The TDS is available for direct download on this page. GHS SDS, batch Certificate of Analysis, INCI and SVHC declarations are available on request. Email sales@mantasil.com with your application and target market.

Ready to Formulate with Polymethylsilsesquioxane PMSQ?

Send your formulation conditions — process temperature, target market and the benchmark you are matching — and our technical team will confirm grade suitability and arrange a sample.