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DMPA

Product  Name

DMPA  Dimethylolpropionic  Acid
Bis(hydroxymethyl)propionic Acid

Molecular Formula

C5H10O4

CAS NO

4767-03-7

Molecular Weight

134.13

Melting Point

178~187℃

Physical Properties

This product is a tasteless, free flowing white crystal, easy soluble in water, methyl alcohol, dimethylformamide, hardly soluble in acetone, benzene, toluene, etc

Quality Index

Index

Standard

Appearance

White Crystal

Content  (%)

≥99.0

Water  (%)

≤0.3

Neutralization Equivalent

≤141.0

Melting Point  (℃)

178-187

Ash  (%)

≤0.03

Residue Formaldehyde(%)

≤0.03

Acid Value(mgKOH/g)

405-425

Hydroxyl Value (mgKOH/g)

810-860

Fe3+  (PPM)

≤5

Na+  (PPM)

≤150

K+  (PPM)

≤10

 SO42- (PPM)

≤10

SiO2 (PPM)

≤1

PO43- (PPM)

≤10

Acetone-Et3N Solube Experiment

Transparent

Use

DMPA is a group with both hydroxyl and carboxyl groups. It is a unique multifunctional hindered diol molecule. As a chain extender and hydrophilic agent, DMPA has been widely used in the production of water-based coatings, water-based adhesives, water-based inks and water-based leather finishing agents of waterborne polyurethane systems.

Package

25kgPE bag plus plastic bag or paper bag, or according to user requirements

Storage

Store in a cool and dry place .stack 50cm away from the wall and underlay 10cm thick planks

DMPA1
DMPA(coarse-powder)
DMPA-(fine-powder)
DMPA(coarse-powder)
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