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![]() 2,2-Dimethylol Propionic Acid (DMPA) (National Patent Product, patent number: 201210423582) CAS NO.:4767-03-7 Chemical name: 2,2-Dimethylol Propionic Acid Structural Formula: CH3-C(CH2OH)2-COOH Molecular Formula: C5H10O4 Molecular Weight:134.13 It can be dissolved in Acetone and Methanol, but not in Benzene, Methylbenzene.The new structure of amyl gives itself good heat-resistance, water-resistance and color stability. And the structure of dihydroxy alcohol with hydroxyl gives it some special purpose. Item Index Appearance White powder Hydroxy content % ≥99 Hydroxyl value ,mgKOH.g-1 815~870 Melting point℃ ≥180℃ Chroma (PT-CO) ≤150# Water content % ≤0.3 Ash content% ≤0.03 Residual formaldehyde% ≤0.03 Acid value... [详细介绍] |