Hydrogenated Ethylene/Propylene/Styrene Copolymer

1. Definition Hydrogenated Ethylene/Propylene/Styrene Copolymer:

Hydrogenated Ethylene/Propylene/Styrene Copolymer is a synthetic polymer that is commonly used in cosmetics as a film-forming agent and binding agent. It is a combination of ethylene, propylene, and styrene monomers that have been hydrogenated to improve stability and performance in cosmetic formulations.

2. Use:

Hydrogenated Ethylene/Propylene/Styrene Copolymer is used in cosmetics to provide a smooth and even application of products such as lipsticks, lip glosses, and foundations. It helps to create a long-lasting film on the skin or lips, improving the wear time of the product and enhancing its overall performance.

3. Usage Hydrogenated Ethylene/Propylene/Styrene Copolymer:

When using cosmetics containing Hydrogenated Ethylene/Propylene/Styrene Copolymer, it is important to follow the manufacturer's instructions and recommendations for application. It is generally considered safe for use in cosmetics, but some individuals may be sensitive to synthetic polymers and may experience irritation or allergic reactions. It is recommended to perform a patch test before using a product containing this ingredient, especially if you have sensitive skin.

4. References:

- Cosmetic Ingredient Review (CIR). (2010). Safety Assessment of Hydrogenated Ethylene/Propylene/Styrene Copolymer and Hydrogenated Styrene/Isoprene Copolymer as Used in Cosmetics. Retrieved from https://www.cir-safety.org/sites/default/files/copolymer.pdf

- Personal Care Products Council. (2019). Hydrogenated Ethylene/Propylene/Styrene Copolymer. Retrieved from https://www.personalcarecouncil.org/ingredient-info/hydrogenated-ethylene-propylene-styrene-copolymer/

- Environmental Working Group (EWG). (n.d.). Hydrogenated Ethylene/Propylene/Styrene Copolymer. Retrieved from https://www.ewg.org/skindeep/ingredients/706868-HYDROGENATED_ETYHLENE_PROPYLENE_STYRENE_COPOLYMER/