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Dioctyl phthalate (DOP)

Chemical formula: C24H38O4

Molecular weight: 390.55

CAS No.: 117-81-7

Quality Index:

Item Index
General grade Electrical grade Food grade Medical grade
Appearance
Transparent liquid, no suspended solids
Odor
Tasteless or slightly odorous
Tasteless
Purity ≥ %
99.5
99.5
99.5
99.5
Density (20°C), g/cm3
 0.983-0.985
Acid vaule , mgKOH/h ≤
0.07
0.05
0.05
0.02
Moisture, % ≤
 0.1 
Chroma (platinum - cobalt) number ≤
40
40
20
20
Refractive index (20°C)
 1.486-1.487 
Viscosity (20°C), mPa.s
77-82
Volume resistivity, ×109.m
--
≥1.5
--
--
UV absorbance(220-230nm)
--
0.2

Uses and performance:

Dioctyl phthalate is an important general-purpose main plasticizer, mainly used for the processing of PVC resin, can also be used for processing chemical fiber resin, acetic acid resin, ABS resin and rubber and other high polymer, can also be used for paint, dyes, dispersants.

General grade DOP, widely used in plastics, rubber, paint and emulsifiers and other industries. Its plasticized PVC can be used in the manufacture of artificial leather, agricultural film, packaging materials, cables and so on.

Electrical grade DOP, in addition to the overall performance of the General grade DOP, but also has a good electrical insulation properties, mainly for the production of wires and cables.

Food grade DOP, mainly used for the production of food packaging materials.

Medical grade DOP, mainly used for the production of medical and health products, such as disposable medical equipment and medical packaging materials.

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