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Quick Details

  • Classification: Alkene & Derivatives
  • CAS No.: 9003-27-4
  • Other Names: PIB
  • MF: (C4H8)n
  • EINECS No.: 204-066-3
  • Place of Origin: Shandong, China (Mainland)
  • Grade Standard: Food Grade, Industrial Grade, Medicine Grade
  • Purity: 100%
  • Appearance: wish transparent semi-solid substance, nontoxic and odorless.
  • Application: Double glazing sealant, lubricant grease, rubber modifier, cables, ect
  • Brand Name: HRD
  • Model Number: HRD-350 - HRD-950
  • Certificates: ISO9001, ISO22000, ISO14000,FDA, Halal, Kosher,Reach registration
  • Reach registration: Export to Europe more than 2,000mts/year
  • Audits: BRC, RQA, CSR, SMETA (audits are conducted by authorize third party)
  • In-house lab and R&D center: 1 provincial and municipal PIB engineering and technology center

Packaging & Delivery

Packaging Details 20kg/carton box, 1.2 MT/pallet, 12 MT 20' GP FCL, 24 MT 40' GP FCL
Delivery Time Within 15 days

Medium Molecular Weight Polyisobutylene

(Industrial Grade)  

 Typical properties                                                         

Yellowish transparent semi-solid substance, nontoxic and odorless.

Good chemical stability and resistance to heat, ozone, acid and alkali, UV ray, and weather, etc.

Good shearing stability.

High electric volume resistance, low expansion coefficient, no dielectric medium, excellent electrical insulation no residues after pyrolysis, and good compatibility with polyethylene and paraffin wax, etc.

Soluble in organic solvents such as gasoline and benzene etc., but not in water and alcohol type solvents. 


Average Molecular Weight, Mv 350004500050000550006000065000750008500095000
Distribution 33333.
Volatile105℃ 2hwt% ≤
Penetration100g×5sec At 25℃ 1\10mm ≤200170165160155150130120100
Staudinger Index 21.5-26.024.5-29.027.0-31.629.0-33.031.5-36.033.6-39.039.0-43.042.5-46.046.0-52.0
Kinetic Viscosity IndexAt 160 ℃ mPa.s520007200097000127000157000215000260000365000604000
At 200 ℃ mPa.s15500235003050040500500006050076000130000240000


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China (Mainland) | Manufacturer, Trading Company
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