Claims
- 1. A process for producing a W/O/W type multiple emulsion for the production of medicines and cosmetics comprising the steps of:
- (a) adding an emulsifying amount of polyglycerol polyricinoleate to an oil phase;
- (b) forming an O/W emulsion by adding the product obtained by step (a) to an aqueous phase;
- (c) inverting said O/W emulsion of step (b) into a W/O emulsion by agitating;
- (d) forming the W/O/W emulsion by adding said W/O emulsion obtained by step (c) to an outer aqueous phase; and
- (e) wherein a medicine or cosmetic is included within the W/O/W/ emulsion.
Priority Claims (1)
Number |
Date |
Country |
Kind |
59-056324 |
Mar 1984 |
JPX |
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Parent Case Info
This is a continuation of application Ser. No. 07/247,115 filed Sept. 19, 1988, which is a division of Ser. No. 795,357, filed Oct. 15, 1985, now abandoned.
US Referenced Citations (2)
Number |
Name |
Date |
Kind |
4626443 |
Takahashi et al. |
Dec 1986 |
|
4931210 |
Takahashi et al. |
Jun 1990 |
|
Divisions (1)
|
Number |
Date |
Country |
Parent |
795357 |
Oct 1985 |
|
Continuations (1)
|
Number |
Date |
Country |
Parent |
247115 |
Sep 1988 |
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