Patent · US Active

1-aza-3,7-dioxabicyclo[3,3,0]octane compounds and monocyclic oxazolidines as pro-fragrances

US8680040B2 · kind B2 · utility

1Cited by

4References

10Claims

0Family size

Assignee

Henkel AG & Co. KGaA · DE

Inventors

Ursula Huchel · Cologne, DE
Thomas Gerke · Goldkronach, DE
Silvia Sauf · Velbert, DE
Claudia Klink · Willich, DE

Key dates

Filing date	Jun 17, 2009
Grant date	Mar 25, 2014
Priority date	—
Expiry date	Oct 9, 2030

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC11D3/507
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

Silicic acid esters to which fragrances are bound, preferably as 1-aza-3,7-dioxabicyclo[3,3,0]octane compounds or as monocyclic oxazolidines and that are suitable for adding fragrance to detergents and cleaning agents because they release the bound fragrances in hydrolysis.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.