Fumaric Acid Technical Grade | Regar Chemicals Co., Ltd. | Fumaric Acid Technical Grade is a cream-white crystalline powder with a melting point of 285 °C / 545 °F. It is mainly used in production of unsaturated polyester resins, coatings, L-Aspartic Acid, Malic Acid and many auxiliaries. | |
Pyromellitic Acid (PMA) | Changshu Alliance Chemical Co., Ltd. | Pyromellitic Acid (PMA) is the main material for PMDA and can be used as an auxiliary in powder coatings. | |
Pyromellitic Dianhydride (PMDA) | Changshu Alliance Chemical Co., Ltd. | Pyromellitic Dianhydride (PMDA) is a material for polyamides, polyimide films and resins, high temperature-resistant electrical insulating enamels and high temperature-resistant coatings. It is also utilized as the curing agent of epoxy resins, a stabiliz...展开 Pyromellitic Dianhydride (PMDA) is a material for polyamides, polyimide films and resins, high temperature-resistant electrical insulating enamels and high temperature-resistant coatings. It is also utilized as the curing agent of epoxy resins, a stabilizer of bakelite and an auxiliary agent of powder coatings. 收起 |