Technical datasheet

DEHYQUART® S18

Supplied byBASF- Last Updated on Jan 16, 2026

Stearamidopropyl Dimethylamine. DEHYQUART® S18 by BASF is a cationic conditioning agent. It is readily biodegradable, made from renewable carbon, and free from EO and preservatives. It provides detangling and anti-static effects without heavy build-up.
  • It is non-GMO, vegan, and cruelty-free.
  • It improves wet and dry combability by creating a smooth protective film on the hair surface under acidic pH conditions.
  • It also improves suppleness and softness even at low dosages.
  • It exhibits strong hair adhesion due to its hydrophobic nature and long-chain amine structure.
  • It offers excellent spreadability, enhancing manageability and ease of application.
  • DEHYQUART® S18 is also suitable for formulations with silicone alternatives.
  • It also provides frizz control and improves hair hold, even in humid conditions.
  • It is made from palm-based raw materials certified as sustainable according to the RSPO Mass Balance scheme.
  • It is designed for hair care formulations, including conditioners, hair masks and hair treatments.
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DEHYQUART® S18 properties

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