Polyisobutylene CAS#9003-27-4

Polyisobutylene CAS#9003-27-4

As a professional chemical exporter, we specialize deeply in the field of chemical raw materials, offering you:
•Stable Supply: We have established strategic partnerships with leading domestic chemical manufacturers to ensure a stable supply and reliable product quality.
•Expert Technical Support: We assist you in precisely matching product specifications and resolving any technical challenges encountered during application.
•Streamlined Export Services: Well-versed in the export procedures for various chemical raw materials, we provide comprehensive, one-stop logistics and customs clearance services, enabling you to fulfill global orders with complete peace of mind.

Excellent Low-Temperature Flexibility: Due to its low glass transition temperature, Polyisobutylene maintains outstanding elasticity and flexibility even in cold conditions.

High Chemical Stability: Its stable chemical structure allows strong resistance to degradation, making it suitable for long-term industrial and consumer applications.

Adjustable Molecular Weight and Performance: The material can be customized across a wide molecular weight range—from low to high—providing viscosities from 5 to 4,700 cSt at 100°C.
Strong Tackiness in Higher Grades: Products with higher molecular weight and viscosity deliver superior adhesion and cohesive strength, ideal for adhesive, sealant and compounding applications.
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Product Description

Melting point54-56 °C
Boiling point300 °C
Density0.92 g/mL at 25 °C (lit.)
Tg-61
Tg-62
Tg-64
Tg-75
Refractive indexn20/D 1.51
Fp>212
Fp>482
Formslab/chunk
StabilityStability Combustible. Incompatible with strong oxidizing agents.
InChIInChI=1S/C4H8/c1-4(2)3/h1H2,2-3H3
InChIKeyVQTUBCCKSQIDNK-UHFFFAOYSA-N
SMILESC=C(C)C
EPA Substance Registry SystemPolyisobutylene (9003-27-4)

Safety Information

Safety Statements24/25
WGK Germany3
RTECSUD1010000
TSCATSCA listed
HS Code39022000
Hazardous Substances Data9003-27-4(Hazardous Substances Data)


Factory Showcase

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Packaging And Shipping

We provide fully compliant, safe and customizable packaging solutions for Sodium Hydroxide, Calcium Chloride, Sodium Carbonate, Potassium Hydroxide and all our industrial chemical products. All packaging strictly follows UN, IMDG and IATA international transport standards, with anti-leakage, moisture-proof and corrosion-resistant design. We also offer professional loading, container reinforcement and full-process traceable global shipping services, ensuring your goods arrive safely and on time at any destination worldwide.

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