Butyl rubber (IIR)
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Butyl rubber (IIR) — imports and exports, Vietnam

HS code 400231

From January 2026 to June 2026, Vietnam imported goods under HS code 400231 (Butyl rubber (IIR)): 178 shipments by 52 companies. Main supplier countries (share of imports): Singapore 35.2%, Hong Kong 25.2%, South Korea 23.1%. Exports are small: 13 shipments.

Find buyers Values and prices — in the report

Official description: Isobutene-isoprene rubber (butyl rubber, IIR), in primary forms or in plates, sheets or strip Heading 4002: Synthetic rubber and factice derived from oils, in primary forms or in plates, sheets or strip; mixtures of any product of heading 4001 with any product of this heading, in primary forms or in plates, sheets or strip

Imports

178
shipments
No data for the same months a year earlier
January 2026 – June 2026
Values and prices — in the report

Singapore — 35.2%

Singapore sends the most shipments · Share

Supplier countries
  • Singapore 35.2%
  • Hong Kong 25.2%
  • South Korea 23.1%
  • China 7.8%
  • India 2.2%
52
companies
imported this product in the period

Largest importers

  1. 1 DONG AH VINA CO.,LTD
  2. 2 CHENG SHIN RUBBER (VIETNAM) IND. CO., LTD
  3. 3 GOODTIRE RUBBER INDUSTRIAL (VIETNAM) CO.,LTD
  4. 4 BRIDGESTONE TIRE MANUFACTURING VIETNAM LLC
  5. 5 KENDA RUBBER (VIETNAM) CO., LTD

Exports

Exports are small: 13 shipments

Shipments by month

March 2026
The busiest month of the period · 35 shipments
Busiest month
35 shipments
March 2026
Quietest month
17 shipments
February 2026
Average per month
30 shipments
Imports

National codes

Longer national HS code subcodes inside code 400231 and their share of imports and exports combined.

40023190
83.4%

Other isobutene-isoprene (butyl) rubber (IIR)

40023110
16.6%

The full picture is in the market report

Every importer and exporter, partner countries and two years of trends. Or go straight to a list of buyers for this code.

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This code in other countries

Uzbekistan 153 shipments
Pakistan 126 shipments
China 208 shipments
Hong Kong 158 shipments

Neighbouring codes

Other codes in heading 4002

SBR and XSBR synthetic rubber latex 400211
SBR and XSBR synthetic rubber 400219
Butadiene rubber (BR) 400220
Halogenated butyl rubber 400239
Chloroprene rubber (CR) 400249
Acrylonitrile-butadiene rubber latex 400251
Acrylonitrile-butadiene rubber, other than latex 400259
Isoprene rubber 400260
Ethylene-propylene-diene rubber (EPDM) 400270
Mixtures of natural and synthetic rubber 400280
Other synthetic rubber, latex 400291
Other synthetic rubber, other than latex 400299

Questions and answers

From January 2026 to June 2026, Vietnam imported goods under HS code 400231 (Butyl rubber (IIR)): 178 shipments by 52 companies. Exports are small: 13 shipments.

Main supplier countries (share of imports): Singapore 35.2%, Hong Kong 25.2%, South Korea 23.1%, China 7.8%, India 2.2%.

Importers in total: 52. The largest include DONG AH VINA CO.,LTD, CHENG SHIN RUBBER (VIETNAM) IND. CO., LTD, GOODTIRE RUBBER INDUSTRIAL (VIETNAM) CO.,LTD.

Months with the most import shipments: March 2026 (35), April 2026 (34), May 2026 (32).
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