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Product Introduction Dimethylolpropionic acid is a multi-purpose organic raw material. It is a chain extender in the manufacture of water-based polyurethanes. It can also obtain self-emulsifying properties for polyurethane. The upgraded product of traditional water-emulsion polyacrylate leather finishing agent can also be used in leather materials, liquid crystals, inks, food additives and adhesive chemicals. Molecular formula: C5H10O4 Molecular weight: 134.13 CAS number: 4767-03-7 EINECS number: 225-306-3 Product features This product is a tasteless, free-flowing white crystal, easily soluble in water, methanol, and Methyl amide, insoluble in acetone, benzene, toluene, etc. |
Technical index
|
content:(％) |
≥99 |
|
Moisture: (％) |
≤0.3 |
|
Ash content:(％) |
≤0.03 |
|
Melting point ℃ |
180-190 |
|
Hydroxyl value(％) |
≥24 |
|
Acid value: mgKOH/g |
405-425 |
|
Residual aldehyde:(％) |
≤0.03 |
Packaging: 25kg / bag PE bag or paper drum; shelf life is 2 years.
Storage: Store tightly closed in a cool, dry place. When stacked 50cm away from the wall, place a wooden board or pallet.