Trimethyl Propane (TMP)

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Trimethylolpropane (TMP) – High-Quality Triol for Industrial Applications

Trimethylolpropane TMP

Trimethylolpropane (TMP) is a versatile tri-functional alcohol used as a building block in the production of polyester resins, alkyd resins, and polyurethane foams. Known for its excellent chemical reactivity and thermal stability, TMP is an essential raw material in coatings, adhesives, and plasticizers.

Chemical Specifications

Property Details
CAS Number 77-99-6
Grade Industrial
Molecular Formula C6H14O3
HSN Code 29053990
Purity > 98%
Molecular Weight 134.17 g/mol
Packing 200 kg Drum
GST Tax Rate 18%

Technical Specifications

Property Unit Specification Results
Appearance - White crystalline solid White flakes
Purity % > 98% 98.5%
Melting Point °C 56–58°C 57°C
Moisture % < 0.1% 0.05%
Trimethylolpropane TMP

Features of Trimethylolpropane (TMP)

  • Excellent Reactivity: Ideal for polyester and polyurethane formulations.
  • Thermal Stability: Withstands high temperatures without decomposition.
  • Hydroxyl Functionality: Three hydroxyl groups enable cross-linking in polymer systems.
  • Good Solubility: Easily blends with other chemicals and solvents.

Applications of TMP

  1. Polyurethane Foams: Used as a polyol component for flexible and rigid foams.
  2. Alkyd Resins: Provides cross-linking and improved weather resistance.
  3. Coatings & Paints: Improves hardness, gloss, and chemical resistance.
  4. Plasticizers: Used in the manufacture of esters and synthetic lubricants.

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