Dipentaerythritol

    • Product Name: Dipentaerythritol
    • Chemical Name (IUPAC): 2,2-bis(hydroxymethyl)-1,3-propanediol
    • CAS No.: 126-58-9
    • Chemical Formula: C10H22O7
    • Form/Physical State: White crystalline powder
    • Factroy Site: No. 1417 Dianchi Road, Xishan District, Kunming City, Yunnan Province, China
    • Price Inquiry: sales3@ascent-chem.com
    • Manufacturer: Yunnan Yuntianhua Co., Ltd.
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    Specifications

    HS Code

    166565

    Cas Number 126-58-9
    Molecular Formula C10H22O7
    Molecular Weight 254.28 g/mol
    Appearance White crystalline powder
    Melting Point 216-220°C
    Boiling Point Decomposes before boiling
    Solubility In Water Moderately soluble
    Density 1.38 g/cm³
    Purity Typically ≥98%
    Flash Point >150°C
    Odor Odorless
    Ph Value Neutral (in 10% aqueous solution)
    Chemical Class Polyol
    Stability Stable under normal conditions
    Shelf Life At least 24 months (under recommended storage conditions)

    As an accredited Dipentaerythritol factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Application of Dipentaerythritol

    Purity 98%: Dipentaerythritol purity 98% is used in alkyd resin formulations, where it improves thermal and hydrolytic stability.

    Molecular Weight 254.24 g/mol: Dipentaerythritol molecular weight 254.24 g/mol is used in synthetic lubricant production, where it enhances viscosity index and oxidation resistance.

    Melting Point 276°C: Dipentaerythritol melting point 276°C is used in fire-resistant coatings, where it increases ignition temperature and char yield.

    Particle Size 20 microns: Dipentaerythritol particle size 20 microns is used in powder coating systems, where it ensures uniform blending and optimal curing.

    Hydroxyl Value 1530 mg KOH/g: Dipentaerythritol hydroxyl value 1530 mg KOH/g is used in polyurethane foams, where it enables higher crosslinking density and dimensional stability.

    Low Acid Value <0.1 mg KOH/g: Dipentaerythritol low acid value <0.1 mg KOH/g is used in plasticizer synthesis, where it minimizes side reactions and color formation.

    Stability Temperature 200°C: Dipentaerythritol stability temperature 200°C is used in polyester polyol applications, where it maintains molecular integrity during high-temperature processing.

    Ash Content <0.01%: Dipentaerythritol ash content <0.01% is used in electronic encapsulant production, where it reduces ionic impurities and enhances electrical insulation.

    Water Solubility <0.1 g/100 mL: Dipentaerythritol water solubility <0.1 g/100 mL is used in adhesives, where it increases moisture resistance and adhesion strength.

    Packing & Storage
    Packing Dipentaerythritol is typically packaged in 25 kg woven bags with polyethylene liners, ensuring safe and moisture-resistant storage and transport.
    Container Loading (20′ FCL) Dipentaerythritol is typically shipped in 20′ FCLs, packed in 25kg bags or drums, totaling about 16–20 metric tons per container.
    Shipping Dipentaerythritol is typically shipped in tightly sealed bags or drums made of plastic or steel to prevent moisture absorption and contamination. Store and transport it in a cool, dry, and well-ventilated area. Ensure compliance with local regulations; while not classified as hazardous, handle with care to avoid dust generation and spills.
    Storage Dipentaerythritol should be stored in tightly closed containers, in a cool, dry, and well-ventilated area, away from sources of heat and ignition. It must be kept away from strong oxidizing agents and moisture. Proper labeling is essential. Use secondary containment if possible to prevent environmental contamination in case of spillage. Store at room temperature to maintain stability and purity.
    Shelf Life Dipentaerythritol typically has a shelf life of 2 years when stored in a cool, dry, well-ventilated area in sealed containers.
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