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InventoryRef 9724023/10/2019

METHYL/PHENYL POLYSILSESQUIOXANE

Silsesquioxanes, Me Ph

METHYL/PHENYL POLYSILSESQUIOXANE is listed in the EU CosIng inventory, but no direct annex records are linked on this page yet.

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Regulatory evidence by market

No rule for this ingredient has been imported for any of the 13 markets tracked here.

That describes this inventory, not the law. No imported rule is not evidence that an ingredient is permitted: a rule may exist under another name or identifier, or in a dataset not yet imported here.

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What the official INCI name states

The official label is a composite INCI name with 2 named source-material segments. Each segment must be reconciled with the supplier specification.

Identity type from wording
composite
Named source segments
2
Review parsed source-name segments
  1. METHYL
  2. PHENYL POLYSILSESQUIOXANE

This structure is derived only from the official label wording. It does not establish composition, concentration, chemical equivalence, safety or regulatory permission.

Inventory details for METHYL/PHENYL POLYSILSESQUIOXANE

INCI name

METHYL/PHENYL POLYSILSESQUIOXANE

Description

Silsesquioxanes, Me Ph

Record provenance

Inventory reference
97240
Imported identity
METHYL/PHENYL POLYSILSESQUIOXANE
Source update
23/10/2019
European Commission CosIng source notes
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Key data

CAS
67763-03-5
EC
—
Restriction
—
Function
OPACIFYING
Reducing transparency or translucency of cosmetics.
SLIP MODIFIER
Enhancing the flow properties of other ingredients without reacting chemically with them.

Official EU ingredient-name evidence

The ingredient name exactly matches the official 2025 EU glossary of common ingredient names.

#16588 · METHYL/PHENYL POLYSILSESQUIOXANE

Ingredients with overlapping formulation functions

HYDROLYZED SACCHAROMYCES CELL WALLFILM FORMING; HAIR CONDITIONING; SLIP MODIFIER; SKIN CONDITIONING - HUMECTANT
ISOSTEARYL CANNABIS SEEDATESKIN CONDITIONING, SKIN CONDITIONING - EMOLLIENT, SLIP MODIFIER, SURFACE MODIFIER
LAUROYL DIPEPTIDE-75ABSORBENT; SKIN CONDITIONING - EMOLLIENT; SURFACTANT - CLEANSING; SLIP MODIFIER
MAGNESIUM POTASSIUM TITANATEBULKING; SLIP MODIFIER
METHYLHEPTYL PELARGONATESKIN CONDITIONING - EMOLLIENT; SOLVENT; SLIP MODIFIER
OCIMUM TENUIFLORUM CALLUS CULTURE LYSATEANTIOXIDANT, HAIR CONDITIONING, SKIN CONDITIONING - EMOLLIENT, SKIN CONDITIONING - HUMECTANT, SLIP …
PEG-40 HYDROGENATED CASTOR OIL/IPDI COPOLYMERFILM FORMING, SKIN CONDITIONING - MISCELLANEOUS, SKIN PROTECTING, SLIP MODIFIER, SURFACE MODIFIER
PERFLUOROBUTYLETHYL STEARYL DIMETHICONEANTIFOAMING; SKIN CONDITIONING - EMOLLIENT; HAIR CONDITIONING; DISPERSING NON-SURFACTANT; SLIP MODI…

Additional official and scientific sources

11 external databases to check this identity in

Each link searches that source for this identity. What each source is, and its legal weight

ECHA CHEM / Information on chemicalsPubChem PUG RESTEU Safety Gate cosmetic product alertsECHA CHEMUS EPA CompToxCosmetic Ingredient Review safety assessmentsFDA Global Substance Registration SystemILO/WHO International Chemical Safety CardsJapan NITE-CHRIPNIOSH Pocket Guide to Chemical HazardsOECD eChemPortal

How METHYL/PHENYL POLYSILSESQUIOXANE appears in the CosIng inventory

The CosIng inventory lists METHYL/PHENYL POLYSILSESQUIOXANE as a cosmetic ingredient and this page links it to 0 annex records. The inventory entry captures names and identifiers, while the annex records show where the substance is prohibited, restricted or positively listed in EU cosmetics law.

METHYL/PHENYL POLYSILSESQUIOXANE is also tagged with 2 cosmetic functions in the official data. Function labels describe intended use, but they do not replace regulatory review of linked annex records before formulation or labelling work.

Frequently asked questions

METHYL/PHENYL POLYSILSESQUIOXANE is listed in the EU CosIng ingredient inventory with no direct annex restriction records linked at this time. Absence of an annex link does not guarantee unrestricted use — always verify against the current official CosIng database before formulating.

According to the EU CosIng inventory, METHYL/PHENYL POLYSILSESQUIOXANE carries the following function designation(s):

CAS 67763-03-5 may appear across multiple EU annex records. Viewing the CAS lookup page shows all Annex II–VI entries sharing this identifier, which is useful for identifying cross-annex regulatory status of the same chemical substance.
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Source note for METHYL/PHENYL POLYSILSESQUIOXANE

This page reproduces the CosIng inventory entry for METHYL/PHENYL POLYSILSESQUIOXANE from public European Commission cosmetic ingredient materials and shows linked identifiers even when no direct annex match is currently attached.

Use this inventory page to research METHYL/PHENYL POLYSILSESQUIOXANE and compare linked records, but verify restrictions and legal status against the current official source text and law before making regulatory decisions.

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