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Phthalic Acid Esters
Ⅰ Chemical formula and molecular weight
●Chemical formula:C24H38O4
●Molecular weight:426.68
●CAS No.:117-81-7
Ⅱ Properties and uses
●Colourless,transparent oily liquid,b.p.386℃,viscosity 80 c.p.（(20℃),refractive index 1.483～1.486（20℃）.
●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.
Ⅲ Quality standard
| Specification |
Super Grade |
First Grade |
Qualified Grade |
|
Colourity（Pt-Co）,code No. ≤ |
30 |
40 |
60 |
|
Acidity（calculated as phthalic acid）,%≤ |
0.010 |
0.015 |
0.030 |
|
Density（20℃）,g/cm3 |
0.985±0.003 |
||
|
Purity,% ≥ |
99.5 |
99.0 |
|
|
Flash point,℃ ≥ |
196 |
192 |
|
|
Water content,% ≤ |
0.10 |
0.15 |
|
|
Volume resistivity,Ω-cm ≥ |
1.0×109 |
/ |
|
Ⅳ Package and storage
●Packed in iron drum,net weight 200 kg/drum.
●Stored at dry,shady,ventilated place. Prevented from collision and sunrays,rain-attack during handling and shipping.
●Met the high hot and clear fire or contact the oxidizing agent,caused the burning danger.
Page:Di-isobutyl Phthalate（DIBP）
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