# POLYURETHANE-56

URL: https://app.greenveil.ai/ingredients/ingredient_cas_1342288_58_7
Categories: beauty, industrial
Functions: Binding
Identifier: DTXSID601371571

> POLYURETHANE-56: Used in cosmetics as a binder. EPA CPDat observed this chemical in 0 composition records across product categories including unclassified products. Compiled from 3 published data sources.

## Safety assessment

- Chemical concern: not yet assessed
- Is it a concern? We haven't assessed a concern score for this ingredient yet. It is listed for cosmetic use in the EU.
- Rationale: EPA CPDat observed this chemical in 0 composition records across product categories including unclassified products.

## Regulatory status

- EU: Active — Polyurethane-56 is a copolymer of 4,4'-Isopropylidenediphenol, poly(1,4-butanediol)-3, Hydroxypropyl Methacrylate, and isophoronediisocyanate (IPDI).
- US: commercial use observed — EPA CPDat observed this chemical in 0 composition records across product categories including unclassified products. EPA CPDat classifies this chemical for functional uses including Binder.

## Expert safety opinions

- SCCS (EU Scientific Committee on Consumer Safety): no opinion on file.
- CIR (Cosmetic Ingredient Review (US expert panel)): no opinion on file.

## Data sources

- CosIng (updated 2026-09-23): https://ec.europa.eu/growth/tools-databases/cosing/details/91784
- EPA Chemical and Products Database (updated 2019-12-20): https://ec.europa.eu/growth/tools-databases/cosing/index.cfm?fuseaction=search.details_v2&id=91784
- EPA DSSTox Identifiers (updated 2025-12-29): https://epa.figshare.com/articles/dataset/Chemistry_Dashboard_Data_DSSTox_Identifiers_Mapped_to_CAS_Numbers_and_Names/5588566

_Assessed by Greenveil._