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Dioctyl Phthalate (DOP)
Chemical formula and molecular weight
Chemical formula:C24H38O4
Molecular weight:426.68
Properties and uses
Colourless,transparent oily liquid,b.p.386℃,viscosity 80 c.p.((20℃),refractive index 1.483~1.486(20℃).
Dioctyl Phthalate (DOP) as one of the most useful plasticizer,it shows properties of the plasticizing efficiency,
low volatility, light-resistant,water-endurance,weathering resisting,good electrical functions,and fine softening
effect,etc..Extensively used in processing electrical wires and cables, artificialleathers,films and moulding
plastics from polyvinyl chloride,vinyl chloride copolymers,and cellulosic resins
Specification:
Values (Standard)
Ester content, %min 99.5
Color(Pt-Co)max 30
Density (20°C),g/cm 3 0.982-0.988
Acid Value, mg KOH/g max 0.010
Water content %max 0.10
Flash point(open-cup)°Cmin 196
Volume resistivity (Ω. cm)1x10 9
Color after heat treatment(Pt-Co)max 75

 

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