Composition containing a lamellar liquid crystalline phase which comprises betaines and amine oxides
US5877143A · kind A · utility
9Cited by
17References
10Claims
0Family size
Assignee
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Key dates
| Filing date | Nov 20, 1997 |
| Grant date | Mar 2, 1999 |
| Priority date | — |
| Expiry date | Nov 20, 2017 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D1/92
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A pumpable, fluid composition of amine oxide, betaine and/or sultaine is prepared with active concentration of about 36-45% of these materials by the addition of alkaline earth or aluminum salts.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.