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Trimethylolpropane diallyl ether (TMPDE)

Trimethylolpropane diallyl ether (TMPDE) is an excellent resin air-drying agent, which is widely used in unsaturated polyester resins to improve the drying speed and hardness of the resin surface, so as to facilitate polishing. It contains a hydroxyl group and two allyl groups, which can react with carboxyl groups during the esterification reaction.

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Trimethylolpropane diallyl ether (TMPDE)

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  • Product Description
  • Parameters
  • 1. Characteristics and Applications

    Trimethylolpropane diallyl ether (TMPDE) is an excellent resin air-drying agent, which is widely used in unsaturated polyester resins to improve the drying speed and hardness of the resin surface, so as to facilitate polishing. It contains a hydroxyl group and two allyl groups, which can react with carboxyl groups during the esterification reaction.

    Mainly used in unsaturated polyester resin, putty resin, acrylic resin, alkyd resin, polyurethane resin, epoxy resin, water-based resin, etc.

    The content of trimethylolpropane diallyl ether (TMPDE) produced by our company is higher than 90%, and the high content of diether can make the resin surface dry faster, better hardness and easier to polish.

    2. Addition:6-25% of resin solids.

    3. Composition

    Name

    chemical molecular formula

    Content%

    monoether

    C9H18O3

    ≤ 5

    diether

    C12H22O3

    90~93

    triether

    C15H26O3

    ≤ 8

    4. Quality indicators

    Appearance

    Colorless transparent liquid

    Hydroxyl number (mg KOH/g)

    260-280

    Chroma (Platinum-Cobalt)

    ≤ 30

    Viscosity cps/25 ℃

    15±2

    Peroxide content (ppm)

    ≤ 8

    5. Packaging and storage

    Net weight: 200kg/iron drum

    · Store in a dry, cool and ventilated place, avoid violent collisions during operation and transportation, and prevent rain.

    · Storage and transportation according to the requirements of non-dangerous goods.

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