Antimicrobial compositions

An antibacterial composition and technology of the composition, applied in the direction of organic cleaning composition, resistance to vector-borne diseases, pharmaceutical formulations, etc., can solve the problems of being expensive and having no biocidal effect
CN1688329AInactive Publication Date: 2005-10-26LONZA LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
LONZA LTD
Publication Date
2005-10-26
Estimated Expiration
Not applicable · inactive patent

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Abstract

The present invention provides an antimicrobial composition comprising an antimicrobial effective amount (such as a preservative, bactericidal, and / or fungicidal effective amount) of a mixture comprising at least two of: (a) lemon grass oil; (b) cinnamaldehyde, cinnamon oil, cinnamomum cassia, cinnamon extract, cassia leaf oil, 3,4-dihydroxycinnamic acid or salt thereof, or a mixture thereof; (c) sorbic acid, or a salt thereof; (d) erythorbic acid, or a salt thereof; (e) benzoic acid, or a salt thereof; (f) arabinogalactan, galactoarabinan, or a mixture thereof; (g) a hexahydro-iso-alpha-acid, tetrahydro-iso-alpha-acid, or a mixture thereof; (h) Achillea fragrantissima oils, Santolina fragrantissima oils, Forssk oils, Lavender cotton oils; and (i) Glucono Delta Lactone. The present invention also provides a product (preferably a product other than a foodstuff, pharmaceutical, or cosmetic) comprising a preservative effective amount of cinnamaldehyde or a mixture of cinnamaldehyde and one or more alkanol-dialkyl hydantoins.
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Description

[0001] This application claims priority to US Provisional Applications 60 / 403,004 and 60 / 403,169, filed August 12, 2002, both of which are hereby incorporated by reference in their entirety. field of invention

[0002] The present invention relates to (1) antimicrobial compositions, (2) methods of killing and / or inhibiting the growth of microorganisms, (3) methods of preserving products with antimicrobial compositions, and (4) methods of enhancing antimicrobial compositions. Background of the invention

[0003] Natural products, while safe, are generally expensive and not biocidal against a broad spectrum of organisms such as Gram-negative and Gram-positive bacteria and fungi. Most natural products are only effective against Gram-positive bacteria and not Gram-negative bacteria or fungi at relatively high concentrations.

[0004] Cinnamaldehyde is a natural product that has been used (1) as a flavoring agent, (2) in preservative systems, and (3) to control insect and spider ...

Claims

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