Phthalic Anhydride/ Trimellitic Anhydride/ Glycols Copolymer

1. Definition Phthalic Anhydride/ Trimellitic Anhydride/ Glycols Copolymer:

Phthalic Anhydride/ Trimellitic Anhydride/ Glycols Copolymer is a copolymer formed by the reaction of phthalic anhydride, trimellitic anhydride, and glycols. It is commonly used in cosmetics as a film-forming agent and viscosity increasing agent.

2. Use:

Phthalic Anhydride/ Trimellitic Anhydride/ Glycols Copolymer is used in cosmetics to improve the texture and consistency of products. It helps to create a smooth and even application, as well as enhance the longevity of makeup on the skin. Additionally, it can also act as a binding agent to help ingredients adhere to the skin.

3. Usage Phthalic Anhydride/ Trimellitic Anhydride/ Glycols Copolymer:

When using cosmetics containing Phthalic Anhydride/ Trimellitic Anhydride/ Glycols Copolymer, it is important to follow the manufacturer's instructions and guidelines. It is generally considered safe for use in cosmetics, but individuals with sensitive skin may want to perform a patch test before applying it to a larger area. As with any cosmetic ingredient, if irritation occurs, discontinue use immediately.

4. References:

- Cosmetic Ingredient Review Expert Panel. (2010). Final report on the safety assessment of Phthalic Anhydride/Trimellitic Anhydride/Glycols Copolymer. International Journal of Toxicology, 29(3), 101S-111S.

- Personal Care Products Council. (2016). Phthalic Anhydride/Trimellitic Anhydride/Glycols Copolymer. Retrieved from https://online.personalcarecouncil.org/ctfa-static/online/lists/cir-pdfs/pr582.pdf

- U.S. Food and Drug Administration. (2021). Code of Federal Regulations Title 21, Volume 3. Retrieved from https://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfcfr/CFRSearch.cfm?fr=175.210