2,2-Bis(hydroxymethyl)propionic acid
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odorless, free flow white crystal
Appearance White Crystal
Content (%) ≥99
Water (%) ≤0.3
Melting point ≥180℃
Ash (%) ≤0.03
Residue Formaldehyde (%) ≤0.03
Acid Value (mgKOH/g) 414.2-418.3
Hydroxyl value (mgKOH/g) 810-860
Fe3+ (PPM) ≤5
Na+ (PPM) ≤50
K+ (PPM) ≤10
PO43-(PPM) ≤10
SiO2(PPM) ≤1
SO42- (PPM) ≤10
Acetone-Et3N Solube Experiment Transparent
It can be used in water soluble PU system, water soluble alkyd resin, polyester resin, epoxy ester coating, PU elastomer and powder coating. Now, it is mainly used in coating of water soluble PU system, adhesive and leather coating agent.
CAS NO:4767-03-7
EC NO:225-306-3
Molecular Formula:C5H10O4
Molecular Weight:134.1231
Synonyms:;Dimethylolpropionic acid;dihydroxypivalic acid;2,2-Dimethylol Propionic Acid;3-Hydroxy-2-(hydroxymethyl)-2-methyl-propanoic acid;3-hydroxy-2-(hydroxymethyl)-2-methylpropanoate;DMPA;2,2-Dimethylolpropionic acid;2,2-Bis(hydroxymethyl) propionic acid;
Molecular Structure:
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