Claims
- 1. An organic iodophor complex of improved stability in an aqueous solution comprising polyvinylpyrrolidone:iodine (PVP:I) as an iodophor and hydroiodic acid or an alkali metal iodide;
- wherein the ratio of PVP to iodine is from 1.75:1 to 3:1 by weight;
- wherein the complex has a pH value of less than 7; and
- wherein the hydroiodic acid or alkali metal iodide is "present in an amount of between 10 and 60 per cent" by weight of the complex.
- 2. A method for the antiseptic and disinfecting treatment of organic and inert surfaces requiring such treatment, which method comprises treating said surface with an effective amount of the complex of claim 1 for a period of time sufficient to effect desired asepsis.
Priority Claims (1)
Number |
Date |
Country |
Kind |
PI2820 |
Jul 1987 |
AUX |
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Parent Case Info
This is a continuation of application Ser. No. 07/455,418, filed on Jan. 2, 1990, now abandoned.
US Referenced Citations (6)
Foreign Referenced Citations (7)
Number |
Date |
Country |
8770875 |
Jun 1977 |
AUX |
3491878 |
Dec 1981 |
AUX |
2464384 |
Aug 1987 |
AUX |
1050382 |
Aug 1979 |
CAX |
6548 |
Jan 1980 |
EPX |
1580596 |
Dec 1980 |
GBX |
2084875 |
Apr 1982 |
GBX |
Non-Patent Literature Citations (1)
Entry |
Schenck et al., "Structure of Polyvinylpyrrolidone-Iodine (Providone-Iodine"), Journal of Pharmaceutical Sciences, vol. 68, No. 12, Dec. 1979, pp. 1505-1509. |
Continuations (1)
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Number |
Date |
Country |
Parent |
455418 |
Jan 1990 |
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