The ingredient, explained
Polyurethane Crosspolymer-1
Polyurethane Crosspolymer-1 is a crosslinked urea/urethane polymer formed in an aqueous suspension by the reaction between the cyclic trimer of hexamethylene diisocyanate, retinol and ethylenediamine.
Ingredient guide
What it is and what it does
About this ingredient: EU CosIng ingredient registry (via Open Beauty Facts taxonomy) ↗
- Binding
- Helps the components of a product hold together.
Function definitions: European Commission ingredient function definitions (SCCNFP/0299/00, pages 16 to 20) ↗
Registry functions describe possible formulation roles, not results for a finished product. A dictionary entry is not an approval or a safety assessment.
A closer look
What the research shows
We have not yet published a checked study for this exact ingredient. This is a gap in our coverage, not a finding that research does not exist or that the ingredient is ineffective.
Ingredient research is not proof that a product containing this ingredient works.
Follow the formula
Products containing this ingredient
From the wider catalogue. Linked by the ingredient list, without an efficacy ranking.
Names and identifiers
- Name on ingredient lists
- POLYURETHANE CROSSPOLYMER-1
Sources for this ingredient record
- EU CosIng ingredient registry (via Open Beauty Facts taxonomy) ↗ · ODbL 1.0 (Open Beauty Facts database) · Recorded Aug 8, 2026