| 摘要 |
Polyester resins made from aliphatic dicarboxylic acid and dihydric compounds are modified to provide derivatized polyesters having functional groups. The functional groups include anionic, cationic, quaternary ammonium, zwitterionic, polyamine acid chain, nonionic, essential oils, botanical derivatives or silicone-based polymers. These derivatized polyesters have use as formulation aids and conditioning agents in hair and skin personal care products. |
