31x43x10 5 oil seal




3. Etherification Once the cellulose is sufficiently alkalized, controlled amounts of ethylene oxide are introduced. This step typically occurs under controlled temperature and pressure conditions to minimize side reactions and ensure a uniform product. The etherification process can be conducted in batch or continuous systems, depending on the desired scale of production.
hydroxyethyl cellulose synthesis

In the cosmetics sector, HEC is commonly found in lotions, creams, shampoos, and various personal care products. It acts as a thickener and stabilizer, improving the texture and consistency of these formulations. Moreover, HEC contributes to the moisturizing properties of cosmetic products by forming a protective film on the skin, which helps retain hydration and improve overall skin health. Its gentle nature makes it suitable for sensitive skin formulations, further expanding its usability in the cosmetic market.
hydroxyethyl cellulose hec
