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  Alkanolamine and Nitrogen-C...

    06-02-2026

  Compounds containing both hydroxyl and primary amino (or secondary amino) groups, and polyols containing tertiary nitrogen atoms, can all be used a...

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  Amine Chain Extenders and C...

    06-02-2026

  Common diamine chain extenders and curing agents include aromatic diamines such as MOCA and DETDA, as well as aliphatic secondary amines and alipha...

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  Alcohol-Based Chain Extende...

    05-02-2026

  Common diol chain extenders and curing agents mainly include 1,4-butanediol, ethylene glycol, diethylene glycol, 1,6-hexanediol, and HQEE. Common p...

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  Epoxy Resin

    05-02-2026

  Epoxy resins contain secondary hydroxyl groups and epoxy groups, which can react with isocyanates. Epoxy resins can be used as modifying resins for...

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  Amine-Terminated Polyethers

    05-02-2026

  Amine-terminated polyethers are polyamines with a polyether main chain, also known as “polyether polyamines.” Currently, most amine-ter...

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  Other Bio-based Polyols

    05-02-2026

  (1) Fish Oil Polyol: Iceland, a Western European island nation in the North Atlantic, is rich in fish oil, with an annual production of up to 100,0...

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  Fatty Acid Dimer Diols and ...

    05-02-2026

  Dimer diols are products derived from natural oils and fats, belonging to the category of bio-based diols. Croda International Plc’s Pripol 2...

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  Rosin Ester Polyols

    05-02-2026

  Rosin ester polyols (commonly known as “rosin polyester polyols”), derived from natural rosin resin from forest products, are a class o...

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  Palm Oil Polyols

    05-02-2026

  Refined palm oil is a white or light yellow semi-solid with a relative density (15/15℃) of 0.921–0.925. Its melting point is 27–50℃. The iodine val...

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  Soybean Oil Polyols

    05-02-2026

  Soybean oil is a triglyceride containing 20%–30% oleic acid (C18:1, an eighteen-carbon fatty acid with one double bond), 45%–58% linoleic acid (C18...

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  Preparation and Uses of Veg...

    05-02-2026

  Most vegetable oil molecules, unlike castor oil, do not contain multiple hydroxyl groups, and their hydroxyl content needs to be increased through ...

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  Castor Oil Derivative Polyols

    05-02-2026

  By adding ethylene glycol, glycerol, trimethylolpropane, pentaerythritol, sorbitol, or even low molecular weight polyether polyols for alcoholysis ...

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