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US 10,941,156 B2Granted
Cyclic ketals as fragrance precursor compounds
AssigneeHenkel AG & Co. KGaA
InventorsSascha Schaefer, Silvia Sauf
Life of this patent
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Abstract
The invention is directed to the field of pro-fragrances used in detergents and cleaning agents, cosmetic agents and air fresheners, for example. The invention relates to particular cyclic ketals used as pro-fragrances. The invention also relates to detergents and cleaning agents, cosmetic agents and air fresheners containing ketals of the type. The invention further relates to a method for creating a long-lasting fragrance on surfaces and for repelling insects.
Claims9
A compound having the structure:
A washing or cleaning agent comprising:
- a. the following compound:
- that is present in an amount of from 0.0001 and 5 wt. % based on the overall agent, and
- b. at least one surfactant selected from the group consisting of anionic, cationic, nonionic, zwitterionic, amphoteric surfactants and mixtures thereof, and
- c. the washing or cleaning agent is present in liquid or solid form.
1 more element
An insect repellent composition including:
- an insect repellant;
- and
- the following compound:
Dependencies are inferred from the claim text.