Pure white Pyromellitic dianhydride PMDA mainly used in polyimide resins and films high temperature resistant electrical insulating varnishes solid lubricants curing agents for epoxy resins

Rubber Coating Material
September 27, 2025
Category Connection: Polyimide Monomer
Brief: Discover the versatile applications of 99.5% PMDA 1,2,4,5-Benzenetetracarboxylic Anhydride (CAS 89-32-7), a high-purity white crystalline powder essential for polyimide resins, films, and high-temperature resistant coatings. Learn about its key features and benefits in this detailed overview.
Related Product Features:
  • High purity (99.5%) white crystalline powder for superior performance in polyimide materials.
  • CAS No. 89-32-7 with molecular formula C10H2O6 and molecular weight 218.12.
  • Melting point of 283-286 °C, ideal for high-temperature applications.
  • Used in polyesters, polycarbonates, and epoxy resins for enhanced durability.
  • Excellent thermal and oxidative stability for high-performance coatings.
  • Quick lead time and low MOQ (1kg) for flexible procurement.
  • Quality assured with COA and strict inspection processes.
  • Free consulting and custom services to meet specific requirements.
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 inspections from raw materials to final products.
  • What is the warranty policy?
    A new batch will be sent if there are any quality issues during the warranty period.
  • Do you offer refunds for defective products if replacements are not accepted?
    Yes, refunds are provided in such cases.