Section VII — Plastics and articles thereof; rubber and articles thereof
Chapter 39 — Plastics and articles thereof
Heading 3902 — Polymers of propylene or of other olefins, in primary forms.
Subheading 3902.20 — Polyisobutylene
HS code
3902.20.00 Polyisobutylene
Last Verified Date - 1 October 2026
Common commodities
Highly Viscous Polyisobutylene HomopolymerRubber-Like Solid PolyisobutenePIB in Liquid FormSolid Block PolyisobutylenePrimary Form Polyisobutene HomopolymerIsobutylene Olefin Primary FormPolyisobutene for Industrial ApplicationsRubber-Like Solid PIB MaterialPIB in Block FormLiquefied Polyisobutylene Homopolymer