Dipentaerythritol

Dipentaerythritol
Di-PE is a white, odor less and crystalline powder. It is slightly soluble in water, but little soluble in water, but little soluble in most organic solvent. Di-PE, as an important fine-chemical intermediate. It is mainly used in the manufacture of resin, plasticizers, synthetic lubricants, rosin esters and acrylic monomers for UV curing system.
Executive Standard: Q/PPX002-2010
Items Specification
|
High-class
|
First-class
|
Qualified
|
Content of Di-Penta, wt,%≥
|
90
|
87.0
|
85.0
|
Content of Mono-Penta, wt,%≤
|
3.0
|
4.0
|
5.0
|
Content of Tri-Penta, wt,%≤
|
5.0
|
7.0
|
10.0
|
Hydroxy Value %≤
|
38.0-40.0
|
38.0-40.0
|
37.0-41.0
|
Melting Point, ℃
|
205-224
|
205-224
|
205-224
|
Heating Loss , wt,%≤
|
1.0
|
1.0
|
1.5
|
Ash, wt,%≤
|
0.05
|
0.10
|
0.20
|
Chromaticity(Fe、Co、Cu). ≤
|
1
|
2
|
4
|
|