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Last updated January 31, 2026
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Branched fatty acyl isethionate surfactants: UnileverRecent Research Landscape

Standard linear surfactants suffer from poor solubility and harsh skin compatibility in concentrated cleansers. Engineering the branching architecture of the fatty acyl chain optimizes micellar packing to improve mildness and formulation stability.

What technical problems is Unilever addressing in Branched fatty acyl isethionate surfactants?

Surfactant concentrate hydration instability

(12)evidences

High-concentration surfactant systems frequently undergo undesirable gelation or phase separation during storage or processing. Preventing these physical instabilities allows for more efficient transport and formulation of concentrated chemical feedstocks.

Surfactant phase instability

(12)evidences

Standard straight-chain fatty acyl isethionates exhibit high Krafft points and low solubility in cold water. Branching reduces molecular packing to prevent precipitation and maintain liquid stability.

Excessive liquid formulation viscosity

(9)evidences

Standard surfactant formulations often suffer from phase separation or cloudiness when thickened. Achieving high clarity in concentrated liquid cleansers requires overcoming inherent molecular opacity.