Loreal logo

Loreal

Last updated January 31, 2026
231
Innovation Areas
4,724
Inventors
24
Collaborations

Styrenated block copolymer oil ratio: LorealRecent Research Landscape

Phase separation in hybrid silicone-organic formulas leads to structural instability and poor wear performance. This architecture stabilizes the dispersed aqueous phase within a specific resin matrix to ensure long-wear durability.

What technical problems is Loreal addressing in Styrenated block copolymer oil ratio?

Cosmetic formulation structural instability

(21)evidences

Traditional petrolatum-based semi-solids suffer from non-renewable sourcing and undesirable tactile properties. Replacing these with vegan alternatives addresses consumer safety concerns and improves skin feel while maintaining structural integrity.

Cosmetic film instability

(19)evidences

The combination of volatile oils and complex polymer phases addresses the tendency of topical films to crack, migrate, or lose structural integrity over time. Maintaining a stable, uniform distribution of active phases prevents product failure during wear.

Cosmetic formulation structural instability

(16)evidences

Natural resins and fatty substances often suffer from poor mechanical integrity or phase separation in cosmetic formulations. Improving structural cohesion ensures consistent application and product longevity.

Cosmetic pigment transfer instability

(14)evidences

The combination of silicone elastomers and resins addresses the premature degradation and poor adhesion of cosmetic layers on the skin. Improving film integrity ensures resistance to friction and moisture over time.

Cosmetic formulation phase instability

(12)evidences

Ethylcellulose exhibits poor solubility in diverse oil phases and high susceptibility to phase separation in anhydrous or emulsion systems. Resolving these compatibility issues ensures structural integrity and uniform delivery of active ingredients.