# BIS-(METHOXY PEG-9 CARBAMOYL) POLY-SMDI

URL: https://app.greenveil.ai/ingredients/ingredient_inci_bis_methoxy_peg_9_carbamoyl_poly_smdi
Categories: beauty
Functions: Hair conditioning, Hair fixing, Hair waving or straightening, Nail conditioning, Film forming
Identifier: BIS-(METHOXY PEG-9 CARBAMOYL) POLY-SMDI

> BIS-(METHOXY PEG-9 CARBAMOYL) POLY-SMDI: Used in cosmetics as a hair conditioner, a hair fixative and a hair waving or straightening agent. Canonical ingredient record built from 1 public-source records. Compiled from 1 published data source.

## 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: Canonical ingredient record built from 1 public-source records.

## Regulatory status

- EU: Active — Bis-(Methoxy PEG-9 Carbamoyl) Poly-SMDI is a polycarbodiimide formed by the condensation polymerization of Saturated Methylene Diphenyl Diisocyanate (SMDI) and end-capped with methoxy PEG-9.

## 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/104005

_Assessed by Greenveil._