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US 12,496,565 B2Granted
Microcapsule and hair care composition
AssigneeConopco, Inc.
InventorsChristopher Fidge, Stephen Golding, Stefan Antonius Franciscus Bon, Samuel Richard Wilson-Whitford, James Merrington
Life of this patent
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Abstract
A core shell microcapsule having a liquid core and an outer shell, in which the liquid core comprises solvent and a piroctone compound and the shell comprises polyurea formed from monomeric units of aliphatic isocyanates and amines.
Claims15
A core shell microcapsule having a liquid core and an outer shell, wherein the liquid core comprises:
- solvent and a piroctone compound, wherein the solvent comprises an aromatic compound, and
- the shell comprises polyurea formed from monomeric units of aliphatic isocyanates and amines, wherein the aliphatic isocyanate monomer is isopherone diisocyanate or hexamethylene diisocyanate.
Dependencies are inferred from the claim text.