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Polytetrafluoroethylene

CAS 9042-03-9

Also registered as 137 other CAS numbers

9083-60-7 · 9083-96-9 · 9084-02-0 · 11100-52-0 · 11100-53-1 · 11100-55-3 · 12645-33-9 · 37206-29-4 · 37265-32-0 · 37270-95-4 · 37291-53-5 · 37339-24-5 · 39403-91-3 · 39403-92-4 · 50642-31-4 · 50642-88-1 · 52357-72-9 · 52627-41-5 · 52683-01-9 · 53168-59-5 · 54847-86-8 · 55069-26-6 · 55963-20-7 · 56996-58-8 · 57459-97-9 · 59217-42-4 · 60328-53-2 · 61036-97-3 · 61229-64-9 · 62395-27-1 · 62863-04-1 · 62887-20-1 · 66174-04-7 · 66594-21-6 · 67167-43-5 · 69458-69-1 · 70535-62-5 · 70694-56-3 · 73145-10-5 · 75789-23-0 · +97 more

Concern score

Not assessed — no hazard data yet.

Polytetrafluoroethylene in plain language

What it is

On cosmetic ingredient lists it appears as “Ptfe”.

Also known as Ptfe · Politef · Polytef · Politefum; Polytef · Ethene, 1,1,2,2-TETRAFLUORO-, homopolymer · Ethene, tetrafluoro-, homopolymer

Show all 21 names

Ethylene, tetrafluoro-, polymers · Poly(tetrafuoroethylene) · Aceflon S · Aceflon SA 60 · Aceflon SG 1000 · Aceflon SK 3 · Aceflon SK 45 · Tefpoly wl 3 p · organic polyurea thickener · polytetrafluoroethylene (teflon) · polytetrafluoroethylene resin (ptfe) · polytetrafluoroethylene/ptfe suspensiod · ptfe powder · teflon · tetrafluoroethylene homopolymer

What it does

Used in cosmetics as a bulking agent.

  • Bulking
  • Thickener
  • Lubricant
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. Polytetrafluoroethylene appears in these published regulatory listings.

  • In marketed US drugs

Recorded in these product areas

  • Found in consumer products
  • Beauty
  • Industrial
  • EUCosIngActiveListed in CosIng inventory for cosmetic use.
    • Listed in CosIng inventory for cosmetic use.Source →
  • USEPAcommercial use observedEPA CPDat observed this chemical in 672 composition records across product categories including Construction and building materials, Cons. electronics, mech. appliances, and machinery, Home maintenance. EPA CPDat classifies this chemical for functional uses including Filler, Processing aids not otherwise specified, solvant.
    • EPA CPDat observed this chemical in 672 composition records across product categories including Construction and building materials, Cons. electronics, mech. appliances, and machinery, Home maintenance. EPA CPDat classifies this chemical for functional uses including Filler, Processing aids not otherwise specified, solvant.Source →
  • USFDAmarketed drug occurrenceFDA NDC lists this ingredient in 1 active drug products and 2 total products.
    • FDA NDC lists this ingredient in 1 active drug products and 2 total products.Source →
  • USFDAlisted in openFDA substanceopenFDA substance registry classifies this ingredient as polymer.
    • openFDA substance registry classifies this ingredient as polymer.Source →

Expert safety opinions

No expert opinion on file for Polytetrafluoroethylene. 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 Polytetrafluoroethylene yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

6 data sources

Where this comes from

  • CosIng

    regulatory · updated 2026-09-23

    Open →

  • EPA Chemical and Products Database

    exposure · updated october 19, 2016

    Open →

  • EPA DSSTox Identifiers

    chemistry · updated 2025-12-29

    Open →

  • FDA National Drug Code Directory

    regulatory · updated 2028-09-13

    Open →

  • FDA GSRS UNII

    registry · updated 2026-02-26

    Open →

  • openFDA Substance

    registry · updated 2026-05-24

    Open →
Reference links (1)
Openfda substance

in-cosmetics.com

Read →

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 Polytetrafluoroethylene in a product composition. These are source records, not Greenveil catalog products.

Source records

672

Named organisations

6

Construction and building materialsCons. electronics, mech. appliances, and machineryHome maintenanceIndustrial productsBatteriesPersonal care

Typical roles

BulkingThickenerLubricant
See products using Polytetrafluoroethylene →

Catalog

Found in these products

Their ingredient lists include Polytetrafluoroethylene; each product's own rating depends on its whole formula, so it is shown on the product page, not here.

See all 12 →Find products without it →