Canonical INCI monograph
POLYISOBUTENE
Not on the EU Annex III list
POLYISOBUTENE is listed in the European Commission CosIng inventory under the functional categories Binding, Film Forming, Viscosity Controlling, with CAS number 9003-27-4. In the free INCIDB sample it appears on 1 product label, reaching position 2 on Fruity Shine Cherry.
CAS REGISTRY NUMBER
9003-27-4
COSING FUNCTIONS
Binding, Film Forming, Viscosity Controlling
Sample products containing POLYISOBUTENE
Label positions from the free INCIDB sample. A lower position means the ingredient is declared earlier, i.e. present in a higher proportion.
Query POLYISOBUTENE in the full snapshot
import pyarrow.parquet as pq
ingredients = pq.read_table('ingredients.parquet').to_pandas()
target = ingredients[ingredients['inci_name'] == "POLYISOBUTENE"]
print(target[['ingredient_id', 'functions', 'cas_number', 'is_common_allergen']])
The complete snapshot covers 18,583 products. Coverage of each enrichment column is published, both per distinct name and weighted by label occurrence — see the coverage table.