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Thermosensitive delay-reactive diamine hardener XY 311 consists of aromatic diamine with symmetrical molecular structure and sodium chloride suitable casting polyurethane systems based on TDI or MDI

Rubber Coating Material
September 28, 2025
Category Connection: Rubber Coating Material
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Tags:
#coating additives #polyester resin raw materials #Stabilizer Raw Material
Brief: Discover the thermosensitive delay-reactive diamine hardener XY 311, perfect for casting polyurethane systems based on TDI or MDI. This aromatic diamine with symmetrical molecular structure and sodium chloride complex offers excellent processing flexibility and high-performance elastomer properties.
Related Product Features:
  • Thermosensitive delay-reactive diamine hardener suitable for TDI or MDI-based polyurethane systems.
  • Consists of aromatic diamine with symmetrical molecular structure and sodium chloride complex.
  • Virtually non-reactive at room temperature but rapidly reacts when heated to 120℃ or 70~80℃ with catalyst.
  • Liquid state with reasonable viscosity, easy to mix with prepolymers at room temperature.
  • Suitable for various processing techniques like open casting, compression molding, and liquid injection molding.
  • Ideal for complex shaped or large area articles, microwave curing, and longer processing time needs.
  • Cured polyurethane elastomer has high rebound, wear resistance, and excellent dynamic properties.
  • Also used as a thermoreactive curing agent for epoxy resins.
Faqs:
  • What is the lead time for samples and official orders?
    Sample lead time is 5-7 days, and official order lead time is 14-21 days.
  • What is the minimum order quantity (MOQ)?
    The MOQ is usually 1kg.
  • How is product quality controlled?
    Quality is ensured through strict raw material inspection, dupro inspection, and final product inspection.
  • What is the warranty policy for this product?
    A new batch will be sent if there are any quality issues during the warranty period.
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