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  • beauty
  • cleaning
  • industrial

Silsesquioxanes, Ph

CAS 70131-69-0

Also registered as 4 other CAS numbers

11148-82-6 · 70024-89-4 · 73559-47-4 · 75300-82-2

Concern score

Not assessed — no hazard data yet.

Silsesquioxanes, Ph in plain language

What it is

Also known as Phenylsilsesquioxanes · Ft 8 · Lp 103 · Sr 165 · phenyl Silsesquioxanes · phenyl trimethicone

Show all 7 names

substituted polysiloxane

What it does

We don't have a plain-language description for Silsesquioxanes, Ph yet.

Is it a concern?
We haven't assessed a concern score for this ingredient yet.

Regulation

No restrictions found. Silsesquioxanes, Ph appears in these published regulatory listings.

Recorded in these product areas

  • Found in consumer products
  • Beauty
  • Cleaning
  • Industrial
  • USEPAcommercial use observedEPA CPDat observed this chemical in 25 composition records across product categories including Personal care, Raw materials.
    • EPA CPDat observed this chemical in 25 composition records across product categories including Personal care, Raw materials.Source →

Expert safety opinions

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

2 data sources

Where this comes from

  • EPA Chemical and Products Database

    exposure · updated July 2018

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

Source records

25

Named organisations

5

Personal careRaw materials
See products using Silsesquioxanes, Ph →

Catalog

Found in these products

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

Co-occurrence

Often appears with

Ingredients that frequently appear alongside Silsesquioxanes, Ph in the catalog.