Braskem America PIB 24

Braskem America PIB 24 is a clear and bright polymer obtained by polymerization of an isobutene-rich stream with specific catalysts. It mainly consists of aliphatic mono-olefins and is free from sediments or suspended matter. With NSF certification and being non-toxic, PIB 24 is suitable for use in lubricants and synthetic oils, including food-grade and pharmaceutical-grade formulations. Additionally, it finds application in cosmetics as a lip-gloss agent.

For more information regarding REACH, please visit Braskem's REACH site

End Uses: Lubricating Oils

Functions: Intermediate, Rheology Modifier

Chemical Family: Polyisobutylene Polymers (PIB), Polyolefins

Synonyms: 1,1-Dimethylethylene homopolymer, 2-Methyl-1-propene homopolymer, 2-Methylpropene polymer, Isobutene homopolymer, Isobutene polymer, Isobutylene homopolymer, Isobutylene polymer, Isobutylene resin, Poly(2-methylpropene)

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Enhanced TDS

Identification & Functionality

Chemical Name
Base Chemicals Functions
Fluids & Lubricants Functions

Features & Benefits

Applications & Uses

Fluids & Lubricants Type
Base Chemicals End Uses


Physical Form
Typical Properties
ValueUnitsTest Method / Conditions
Viscosity (at 100°C)220cStASTM D 445
Viscosity (at 37.8°C)8710cStASTM D 445
Viscosity Index117-ASTM D 2270
Water Content50ppmASTM D 6304
Flash Point190°CASTM D 92
Color50Pt‐CoASTM D 1209
Molecular Weight (Mn)1080DaltonsInternal ‐ GPC
Molecular Weight (Mw)2590DaltonsInternal ‐ GPC
Polydispersity Index (Mw/Mn)2.4-Internal ‐ GPC
Pour Point-1°CASTM D 97
Density (at 20/4°C)0.89-ASTM D 4052
Refractive Index1.49nDASTM D 1218
Chlorine Content160ppmASTM D 5808
Sodium Content18ppmASTM D 4951
Potassium11ppmASTM D 4951
Aluminum Content2ppmASTM D 4951
Iron Content1ppmASTM D 4951
Total Sulfurmax. 1ppmASTM D 2785

Regulatory & Compliance

Certifications & Compliance
Quality Standards

Packaging & Availability

Packaging Type
Packaging Information

PIB is supplied in 175 kg metallic drums or in isotanks.

Storage & Handling

Shelf Life
3 years
Recommended Storage & Handling Conditions
  • Polybutene polymer must be stored at temperatures under 50°C, and protected from direct sunlight, moisture and in order to avoid direct contact with the soil.
  • Shelf Life : 3 (Three) years from production, since the recommended storage conditions are respected.