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Butene, polymer with ethene

CAS 9019-29-8

Concern score

Not assessed — no hazard data yet.

Butene, polymer with ethene in plain language

What it is

On cosmetic ingredient lists it appears as “Butylene/ethylene copolymer”.

Also known as Butylene/ethylene copolymer · Poly(butylene-co-ethylene)

What it does

Used in cosmetics as a thickener. Butene, polymer with ethene.

  • Viscosity controlling
  • Thickener
Is it a concern?
We haven't assessed a concern score for this ingredient yet. It is listed for cosmetic use in the EU.

Regulation

No restrictions found. Butene, polymer with ethene appears in these published regulatory listings.

Recorded in these product areas

  • Found in consumer products
  • Industrial
  • EUCosIngActiveButene, polymer with ethene
  • USEPAcommercial use observedEPA CPDat observed this chemical in 10 composition records across product categories including Construction and building materials, Furniture and furnishings. EPA CPDat classifies this chemical for functional uses including Viscosity modifier.
    • EPA CPDat observed this chemical in 10 composition records across product categories including Construction and building materials, Furniture and furnishings. EPA CPDat classifies this chemical for functional uses including Viscosity modifier.Source →

Expert safety opinions

No expert opinion on file for Butene, polymer with ethene. These are the independent scientific bodies that assess ingredients like this one; we show an opinion only when a record we hold cites it.

  • SCCS

    EU Scientific Committee on Consumer Safety

    No SCCS opinion on file.

  • CIR

    Cosmetic Ingredient Review (US expert panel)

    No CIR safety assessment on file.

Evidence & sources

No graded research studies for Butene, polymer with ethene yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

3 data sources

Where this comes from

  • CosIng

    regulatory · updated 2026-09-23

    Open →
  • EPA Chemical and Products Database

    exposure · updated January 7, 2008

    Open →
  • EPA DSSTox Identifiers

    chemistry · updated 2025-12-29

    Open →

Suitability

Context-specific fit derived from published classifications and the current ingredient evidence profile.

Fragrance avoidance

Nothing to weigh for this context yet.

No signal in this context

We have no published hazard signal for this ingredient, so we cannot say how it behaves in this context — that is missing evidence, not a clean result.

Where it has been recorded

How often EPA CPDat has listed Butene, polymer with ethene in a product composition. These are source records, not Greenveil catalog products.

Source records

10

Named organisations

4

Construction and building materialsFurniture and furnishings

Typical roles

Viscosity controllingThickener
See products using Butene, polymer with ethene →

Catalog

Found in these products

Cosmetic and personal-care products that list Butene, polymer with ethene are shown first. Their ingredient lists include Butene, polymer with ethene; each product's own rating depends on its whole formula, so it is shown on the product page, not here.