|
HS Code |
616744 |
| Chemical Name | Trimethylolpropane Tris(3-Mercaptopropionate) |
| Synonyms | TMPTMP |
| Cas Number | 40372-72-3 |
| Molecular Formula | C15H30O6S3 |
| Molecular Weight | 402.6 g/mol |
| Appearance | Colorless to pale yellow liquid |
| Odor | Mild, mercaptan-like odor |
| Density | 1.18 g/cm³ (25°C) |
| Boiling Point | 510.8°C at 760 mmHg |
| Flash Point | 200°C (closed cup) |
| Solubility | Insoluble in water, soluble in organic solvents |
| Refractive Index | 1.527 (20°C) |
| Viscosity | 600-900 mPa·s (25°C) |
| Melting Point | -16°C |
| Storage Temperature | Store at 2-8°C |
As an accredited Trimethylolpropane Tris(3-Mercaptopropionate) factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Trimethylolpropane Tris(3-Mercaptopropionate) is packaged in a 25 kg blue HDPE drum with a secure, chemical-resistant seal. |
| Container Loading (20′ FCL) | Container Loading (20′ FCL) for Trimethylolpropane Tris(3-Mercaptopropionate): Typically loaded in 200kg drums, total 80 drums per 20′ FCL container. |
| Shipping | Trimethylolpropane Tris(3-Mercaptopropionate) should be shipped in tightly sealed containers, protected from moisture and direct sunlight. Transport under cool, dry conditions, with proper labeling and hazard identification. Follow all applicable local, national, and international regulations for the shipment of chemicals, as it may cause irritation to skin, eyes, and respiratory tract. |
| Storage | Trimethylolpropane Tris(3-Mercaptopropionate) should be stored in a cool, dry, and well-ventilated area, away from heat, sparks, and open flames. Keep the container tightly closed and protect it from moisture and direct sunlight. Store away from oxidizing agents and acids. Use appropriate chemical-resistant containers, and label clearly. Follow all relevant safety data sheet (SDS) recommendations. |
| Shelf Life | Trimethylolpropane Tris(3-Mercaptopropionate) typically has a shelf life of 12–24 months when stored in a cool, dry, and sealed container. |
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Purity 98%: Trimethylolpropane Tris(3-Mercaptopropionate) with purity 98% is used in UV-curable coatings, where it ensures high crosslink density and improved scratch resistance. Viscosity 250 mPa·s: Trimethylolpropane Tris(3-Mercaptopropionate) with viscosity 250 mPa·s is used in flexible adhesives, where it enhances substrate wetting and adhesion strength. Molecular weight 402.62 g/mol: Trimethylolpropane Tris(3-Mercaptopropionate) with molecular weight 402.62 g/mol is used in electronics encapsulants, where it provides balanced elasticity and reduces thermal stress. Stability temperature 120°C: Trimethylolpropane Tris(3-Mercaptopropionate) stable up to 120°C is used in heat-cured sealants, where it maintains long-term integrity under elevated temperatures. Color index < 100 APHA: Trimethylolpropane Tris(3-Mercaptopropionate) with color index less than 100 APHA is used in clear polymer formulations, where it delivers optical clarity and minimizes yellowing. Acid value < 1 mg KOH/g: Trimethylolpropane Tris(3-Mercaptopropionate) with acid value below 1 mg KOH/g is used in elastomer synthesis, where it promotes efficient curing and superior flexibility. Sulfur content 20.5%: Trimethylolpropane Tris(3-Mercaptopropionate) with sulfur content 20.5% is used in vulcanization of rubbers, where it accelerates crosslinking for enhanced tensile strength. Water content < 0.1%: Trimethylolpropane Tris(3-Mercaptopropionate) with water content below 0.1% is used in moisture-sensitive resin systems, where it prevents hydrolytic degradation and prolongs product shelf life. |
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