Dowpol Chemical International Corp.

Dowpol Chemical
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Mid Molecular Polybutene

Polybutylene is composed of long-chain hydrocarbon formed by polymerization of isobutene, and is extremely stable under normal conditions. It is transparent nonnoxious high-consistency semi-solid polymer free of impurities.

Main Application

*Adhesive sealant
*Asphalt improvement material
*Lubricant improver
*Electrical insulating material
*Special pigment

Characteristics:

Item Unit 4T 5T 6T
Molecular Mv 40,000 50,000 60,000
Mw - 107,000 129,000
Appearance - Bright and Clear
Density @15℃ g/cm3 0.920 0.923 0.923
Refractive Index - 1.507 1.508 1.508
Flash Point(COC) 248 248 248
Penetration 150g*5sec(25℃) 173 139 121
100g*5sec(25℃) 138 115 100
Low Polymer Content % 0.5 0.5 0.5
Saturation % 100 100 100
Viscosity Characteristics cSt      
    200℃   16,500 30,500 50,500
    160℃   55,000 97,000 129,000
Flow Point 77.5 97.5 112.5
Power Factor@80℃ - 0.00001 0.00001 0.00001
Volume Resistivity@80℃ Ω-cm 50*1014 50*1014 50*1014
Dielectric Constant@80℃ - 2.0 2.0 2.0

Packaging:

Carton Box (20kg)

 

MMW PolyIsoButylene 6T
MMW PolyIsoButylene 6T is composed of long-chain hydrocarbon formed by polymerization of isobutene, and is extremely stable under normal conditions. It is transparent nonnoxious high-consistency semi-solid polymer free of impurities. « Read more
MMW PolyIsoButylene 4T
MMW PolyIsoButylene 4T is composed of long-chain hydrocarbon formed by polymerization of isobutene, and is extremely stable under normal conditions. It is transparent nonnoxious high-consistency semi-solid polymer free of impurities. « Read more
MMW PolyIsoButylene 5T
MMW PolyIsoButylene 5T is composed of long-chain hydrocarbon formed by polymerization of isobutene, and is extremely stable under normal conditions. It is transparent nonnoxious high-consistency semi-solid polymer free of impurities. « Read more