Sepigel® 305

Sepigel® 305 is a pre-neutralized polymeric emulsifier and thickening agent designed for the easy formulation of stable oil-in-water emulsions without the need for neutralization or heating. It enables cold-process formulation, making it ideal for modern cosmetic production and heat-sensitive active ingredients.

This multifunctional ingredient acts as a thickener, stabilizer, and emulsifier, allowing formulators to create elegant creams, lotions, gels, and serums with smooth texture and excellent sensory feel.

Sepigel® 305 is widely used in skincare, haircare, and cosmetic formulations where simplicity, stability, and luxurious skin feel are desired.

Ideal for beginner and professional formulators seeking fast and reliable emulsification.

INCI Name

Polyacrylamide (and) C13-14 Isoparaffin (and) Laureth-7

Function

Polymeric Emulsifier

Thickening Agent

Stabilizer

Rheology Modifier

Cold Process Emulsifier

Solubility

Water dispersible

(Disperses directly into water phase.)

Usage Rate

0.5 – 3%

Typical usage:

0.5–1% → light lotions & fluid emulsions

1–2% → creams & gels

2–3% → thick creams

Recommended pH Range

Effective within pH 3.0 – 12.0

(Very wide pH compatibility.)