It is easily soluble in hot or cold water and can be used to prepare solutions of various viscosities. HEC used as a thickening agent for aqueous cosmetic and personal care formulations.
Hydroxyethylcellulose is an ingredient used in cosmetics, and shampoo products including lotions, mascara, masks, and serums. It's a smooth, gel-like substance that easily dissolves in water.
Here are some general guidelines on how to use HEC in cosmetics:
Determine the appropriate concentration: The amount of HEC that you need to use will depend on the type of cosmetic product you are making, as well as the desired thickness and texture. A typical concentration of HEC in a cosmetic formulation is between 0.1% to 2%.
Dissolve HEC in water: HEC is water-soluble, so it should be added to the water phase of your formulation. To avoid clumping, it is best to sprinkle the HEC into the water while mixing constantly.
Mix thoroughly: To ensure that the HEC is fully incorporated into the water, mix thoroughly for several minutes.
Add other ingredients: Once the HEC is fully dissolved, you can add other ingredients to your formulation, such as surfactants, emulsifiers, and preservatives.
Adjust the pH: The pH of your formulation can affect the performance of HEC. A pH range of 5.0 to 8.0 is optimal for HEC. If your formulation is outside this range, you may need to adjust the pH using an acid or a base.
Test and adjust: After creating your formulation, it is important to test it to ensure that it has the desired texture and stability. If necessary, you can adjust the concentration of HEC or other ingredients to achieve the desired results.