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Dow Corning XIAMETER PMX 1411 is a silicone additive specifically for personal care in Dow Corning's XIAMETER series. Designed for formulas of skin care, color cosmetics and hair care products, it is a customized blend of 15% ultra-high viscosity polydimethylsiloxane and low viscosity cyclopentasiloxane, with excellent film-forming property and non-occlusive breathability
Breathable Film-Forming Protection - Rapid film formation with non-occlusion, locking moisture and protecting while ensuring skin breathability
Silky Application Texture - Clear and smooth texture, improving product spreadability and application pleasure
Efficient Moisture Locking - Firmly locks skin moisture after film formation, extending moisturizing duration
Mild & Hypoallergenic - Mild ingredients with good compatibility, suitable for sensitive skin care product formulas
Basic Skin Care Field - Moisturizing cream and lotion formulas, enhancing moisture-locking ability and skin comfort
Sunscreen Protection Field - Sunscreen and isolation cream formulas, forming a breathable protective film to improve sunscreen durability
Color Cosmetics Field - Foundation, loose powder and other color cosmetic formulas, enhancing makeup adherence and wear time
Hair Care & Repair Field - Conditioner and hair oil formulas, forming a film on hair strands to improve dryness and frizz
| Appearance | Clear liquid |
| Silicone Content | 100 % |
| Ultra-High Molecular Weight Polydimethylsiloxane Content | 15 % |
| Viscosity (25℃) | 6000 mm²/s |
| Specific Gravity (25℃/77℉) | 0.92 |
| Refractive Index (25℃/77℉) | 1.397 |
| Cyclotetramethylsiloxane (D4) Content | < 0.1 % |
| Flash Point (Closed Cup) | 70 ℃ (158 ℉) |
| Recommended Storage Temperature | ≤ 25 ℃ (77 ℉) |
| Packaging Specification | 200 KG/drum |
Q1: What is the primary functional role of XIAMETER PMX 1411 in formulations?
A: XIAMETER PMX 1411 is a low-viscosity, reactive silicone fluid designed primarily as a surface modifier and release aid. It imparts slip, mar resistance, and improved substrate wetting in coatings, inks, adhesives, and sealants—without significantly affecting cure chemistry or film integrity.
Q2: Is PMX 1411 compatible with common curing systems such as platinum-catalyzed or peroxide-cured silicones?
A: Yes—PMX 1411 is formulated to be compatible with both addition-cure (platinum-catalyzed) and condensation-cure silicone systems. Its reactive silane end groups allow covalent integration into the polymer network, minimizing bloom or migration during and after cure.
Q3: How should PMX 1411 be incorporated into a formulation to ensure optimal performance?
A: It is typically added during the low-shear mixing stage, either neat or pre-diluted in a compatible solvent or carrier fluid. Uniform dispersion is critical; high-shear processing is generally not required, but adequate mixing time ensures homogeneous distribution without degrading its reactive functionality.
Q4: Can PMX 1411 be used in applications requiring food-contact compliance?
A: XIAMETER PMX 1411 is not pre-certified for direct food-contact use. While it may be suitable for certain indirect food packaging applications where regulatory evaluation and migration testing are performed by the formulator, end-use compliance must be verified case-by-case against applicable regional requirements.
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