Cleaning compositions for solid surfaces – auxiliary compositions – With oxygen – halogen – sulfur – or nitrogen containing or...
Reexamination Certificate
2008-10-10
2009-12-15
Hardee, John R (Department: 1796)
Cleaning compositions for solid surfaces, auxiliary compositions
With oxygen, halogen, sulfur, or nitrogen containing or...
C512S004000
Reexamination Certificate
active
07632789
ABSTRACT:
A polymeric encapsulated fragrance is disclosed which is suitable for use in personal care and cleaning products. In a preferred embodiment of the invention, the fragrance is encapsulated by a first polymer material to form a fragrance encapsulated polymer, the polymer encapsulated shell is then coated with a mixture of cationic polymers, in a preferred embodiment the coating polymers are a reaction product of polyamines (including 1H-imidazole) and (chloromethyl) oxirane or (bromomethyl) oxirane.
REFERENCES:
patent: WO 2005/054367 (2005-06-01), None
Bennett Sydney William
Brain Joseph
Lee Kaiping Daniel
Pluyter Johan Gerwin Lodewijk
Popplewell Lewis Michael
Hardee John R
International Flavors & Fragrances Inc.
Leightner Joseph F.
Quirk Elizabeth M.
Tseng XuFan
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