Glycine-free antiperspirant salts with Betaine for enhanced cosmetic products
US6969510B2 · kind B2 · utility
42Cited by
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12Claims
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Key dates
| Filing date | Jun 16, 2003 |
| Grant date | Nov 29, 2005 |
| Priority date | — |
| Expiry date | Jun 16, 2023 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07F7/003
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A glycine-free aluminum and/or zirconium Betaine salt having a metal to chloride molar ratio in the range of 0.3-2.5:1, a Betaine:aluminum molar ratio in the range of 0.05-1.0:1 and/or a Betaine:zirconium molar ratio in the range of 0.2-3.0:1, wherein the Betaine is used in its normal form described in Formula I, or in its derivative form of Betaine hydrochloride, described in Formula IA:
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