CA2013669A1 - Stable emulsions of perfluoropolyethers - Google Patents
Stable emulsions of perfluoropolyethersInfo
- Publication number
- CA2013669A1 CA2013669A1 CA2013669A CA2013669A CA2013669A1 CA 2013669 A1 CA2013669 A1 CA 2013669A1 CA 2013669 A CA2013669 A CA 2013669A CA 2013669 A CA2013669 A CA 2013669A CA 2013669 A1 CA2013669 A1 CA 2013669A1
- Authority
- CA
- Canada
- Prior art keywords
- perfluoropolyethers
- stable emulsions
- stable
- emulsions
- diphase
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Medicinal Preparation (AREA)
- Cosmetics (AREA)
- Colloid Chemistry (AREA)
Abstract
Stable diphase emulsions consisting of :
a) perfluoropolyethers having perfluoroalkyl end groups;
b) a conventional surfactant, dispersed in c) a continuous dispersing phase consisting of glycerol or of a polyhydroxylated compound containing at least three hydroxyl groups, selected from polyalcohols and saccharides, dissolved in a hydrophile solvent and/or water.
a) perfluoropolyethers having perfluoroalkyl end groups;
b) a conventional surfactant, dispersed in c) a continuous dispersing phase consisting of glycerol or of a polyhydroxylated compound containing at least three hydroxyl groups, selected from polyalcohols and saccharides, dissolved in a hydrophile solvent and/or water.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA002013669A CA2013669C (en) | 1989-03-31 | 1990-04-02 | Stable emulsions of perfluoropolyethers |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT8919974A IT1229222B (en) | 1989-03-31 | 1989-03-31 | STABLE EMULSIONS OF PERFLUOROPOLYETERS |
CA002013669A CA2013669C (en) | 1989-03-31 | 1990-04-02 | Stable emulsions of perfluoropolyethers |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2013669A1 true CA2013669A1 (en) | 1991-10-02 |
CA2013669C CA2013669C (en) | 2001-01-09 |
Family
ID=25674043
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002013669A Expired - Lifetime CA2013669C (en) | 1989-03-31 | 1990-04-02 | Stable emulsions of perfluoropolyethers |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA2013669C (en) |
-
1990
- 1990-04-02 CA CA002013669A patent/CA2013669C/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CA2013669C (en) | 2001-01-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request | ||
MKLA | Lapsed | ||
MKEC | Expiry (correction) | ||
MKEC | Expiry (correction) |
Effective date: 20121202 |