Article last updated: October 15, 2024
Stearyl/Lauryl Methacrylate Crosspolymer is a fascinating ingredient in the world of cosmetics, known for its skin conditioning properties. Chemically, it is a copolymer derived from the combination of Stearyl Methacrylate and Lauryl Methacrylate, which are then crosslinked with ethylene glycol dimethacrylate. This crosslinking process creates a three-dimensional network that enhances the stability and performance of the polymer in cosmetic formulations.
The ingredient is sometimes referred to by other names, such as Stearyl Methacrylate/Lauryl Methacrylate Crosspolymer or simply SLM Crosspolymer. Its journey into the cosmetic industry began with the need for more effective and stable skin conditioning agents. Researchers discovered that by combining these specific methacrylates and crosslinking them, they could create a polymer that not only conditions the skin but also provides a smooth, velvety texture to cosmetic products.
The production of Stearyl/Lauryl Methacrylate Crosspolymer involves a polymerization process where Stearyl Methacrylate and Lauryl Methacrylate monomers are reacted in the presence of ethylene glycol dimethacrylate. This reaction forms a crosslinked network, resulting in a stable and versatile polymer. This process ensures that the final product is effective in delivering its skin conditioning benefits while maintaining the desired consistency and performance in various cosmetic formulations.
In this section, we will delve into the officially recognized cosmetic benefits and uses of Stearyl/Lauryl Methacrylate Crosspolymer:
One of the primary benefits of Stearyl/Lauryl Methacrylate Crosspolymer is its skin conditioning properties. This means that it helps to maintain the skin in good condition. When included in cosmetic formulations, it works to keep the skin soft, smooth, and healthy-looking. This can be particularly beneficial in products designed for dry or sensitive skin, as it helps to improve the overall texture and feel of the skin.
Note: the listed benefits above are exclusively based on the officially recognized and defined functions of the ingredient, as documented by the International Nomenclature of Cosmetic Ingredients (INCI).
Stearyl/Lauryl Methacrylate Crosspolymer is generally considered safe for topical use in cosmetic products. However, as with any ingredient, there are potential side effects and considerations to keep in mind.
Regarding individuals who are pregnant or breastfeeding, data and research on the topical usage of Stearyl/Lauryl Methacrylate Crosspolymer during pregnancy are lacking. Therefore, it is advisable for these individuals to consult a healthcare professional for further advice.
Adverse reactions to Stearyl/Lauryl Methacrylate Crosspolymer are relatively uncommon. However, it is always recommended to perform a patch test before widespread usage to ensure that you do not have an adverse reaction to the ingredient.
On a comedogenicity scale of 0 to 5, Stearyl/Lauryl Methacrylate Crosspolymer is generally considered to have a low comedogenic rating, typically around 1. This means it is unlikely to clog pores and cause acne or breakouts, making it suitable for individuals prone to blemishes. However, individual reactions can vary, so monitoring your skin’s response is essential.
