Jill B Costa

US Patent:

6403075, Jun 11, 2002

Filed:

Mar 15, 2000

Appl. No.:

09/526169

Inventors:

Jill Costa - Goshen NY

Assignee:

Dragoco Gerberding Co. AG

International Classification:

A61L 900

US Classification:

424 761, 424400, 424401, 424 62, 424 701, 514880

Abstract:

A method and composition are disclosed with which it becomes possible to reduce the perception of ammonia odor in ammonia-containing compositions such as hair bleaches and colorants. A perfume composition containing at least one perfume material which is olfactively stable in the ammonia base and satisfies one of the following criteria is added to the ammonia-containing composition: (1) contains a phenyl ring moiety and has an air diffusion coefficient of 5. 7, (2) contains a C-5 ring moiety, which also contains at least 1 carbon which is sp2 hybridized, and has an air diffusion coefficient of 4. 4.

US Patent:

20040037799, Feb 26, 2004

Filed:

Aug 26, 2002

Appl. No.:

10/227962

Inventors:

Jill Costa - Goshen NY, US
Patricia Aikens - Bronx NY, US

International Classification:

A61L009/01

US Classification:

424/076100

Abstract:

A method and composition for suppressing residential malodor, said composition comprising a fragrance having at least one perfume material which satisfies one of the following criteria, (1) contains a phenyl ring moiety and has an air diffusion coefficient of 5.7, or (2) contains a C-5 ring moiety, which also contains at least 1 carbon which is sp2 hybridized, and has an air diffusion coefficient of 4.4.