Comparatively Speaking: PPG vs. PEG


PEG and PPG have been used in personal care for many years. These materials are also used in the biotechnology area, and in anti-foam compositions. The chemistry of PEG, PPG or combinations thereof in blocks or random chains have an impact on the functional properties of formulas. Knowledge of these materials will help the chemist understand both the effects of reacting these materials on fatty alcohols, and the performance of emulsifiers and wetting agents.

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