Skip to content

GREENVEIL

  • industrial

POLY(1-HEXADECENE-CO-VINYLPYRROLIDONE)

CAS 32440-50-9

Concern score

Not assessed — no hazard data yet.

POLY(1-HEXADECENE-CO-VINYLPYRROLIDONE) in plain language

What it is

Also known as Vinylpyrrolidone/hexadecene copolymer · Vp/hexadecene copolymer · Vinylpyrrolidone/hexadecene copolymer (33/67) · Vp/hexadecene copolymer (33/67) · Unimer U-151

What it does

Used in consumer products as a thickener, a film former and a hair fixative.

  • Thickener
  • Film former
  • Hair fixative
Is it a concern?
We haven't assessed a concern score for this ingredient yet.

Regulation

No restrictions found. POLY(1-HEXADECENE-CO-VINYLPYRROLIDONE) appears in these published regulatory listings.

Recorded in these product areas

  • Found in consumer products
  • Industrial
  • USEPAcommercial use observedEPA CPDat observed this chemical in 0 composition records across product categories including unclassified products. EPA CPDat classifies this chemical for functional uses including Film former, Viscosity modifier, Hair fixative.
    • EPA CPDat observed this chemical in 0 composition records across product categories including unclassified products. EPA CPDat classifies this chemical for functional uses including Film former, Viscosity modifier, Hair fixative.Source →
  • USFDAlisted in openFDA substanceopenFDA substance registry classifies this ingredient as polymer.
    • openFDA substance registry classifies this ingredient as polymer.Source →

Evidence & sources

No graded research studies for POLY(1-HEXADECENE-CO-VINYLPYRROLIDONE) yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

4 data sources

Where this comes from

  • EPA Chemical and Products Database

    exposure · updated 2019-12-20

    Open →

  • EPA DSSTox Identifiers

    chemistry · updated 2025-12-29

    Open →

  • FDA GSRS UNII

    registry · updated 2026-02-26

    Open →

  • openFDA Substance

    registry · updated 2026-05-24

    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 POLY(1-HEXADECENE-CO-VINYLPYRROLIDONE) in a product composition. These are source records, not Greenveil catalog products.

Named organisations

1

Typical roles

ThickenerFilm formerHair fixative
See products using POLY(1-HEXADECENE-CO-VINYLPYRROLIDONE) →

Catalog

Found in these products

Their ingredient lists include POLY(1-HEXADECENE-CO-VINYLPYRROLIDONE); each product's own rating depends on its whole formula, so it is shown on the product page, not here.

See all 110 →Find products without it →