Dibutyl phthalate (DBP)
Properties and Uses：It is one kind of colorless transparent oily liquid. Molecular formula: C16H22O4, molecular weight 278.35, relative Density (d2020) 1.045, with a strong ability to dissolution. It have excellent compatibility with Cellulose nitrate, polystyrene, most organic solvents and hydrocarbons. This product is the main plasticizer of cellulose resin and PVC. Especially suitable for nitrocellulose coating with excellent solubility, dispersion, adhesion, flexibility and stability. This product has good compatibility with pigments, thus it is suitable for color film, artificial leather and other plastic products; it also can be used as the plasticizer and softener of polyvinyl chloride, alkyd resins, ethyl cellulose, and chloroprene rubber to improve resilience of products.
Index name |
Index |
Top grade |
First grade |
Qualified product |
Chroma (APHA) ≤ |
20 |
25 |
60 |
Ester % ≥ |
99.5 |
99.0 |
99.0 |
Flash point (open) ℃ ≥ |
160 |
160 |
160 |
Density (ρ20) g/cm3 |
1.044-1.048 |
Acidity (as Phthalic acid) % ≤ |
0.010 |
0.015 |
0.030 |
Loss on heat (125℃3hrs) % ≤ |
0.3 |
0.5 |
0.7 |
|
