Sterilization apparatus and process
AssigneeAmerican Sterilizer Company
InventorsPhillip P. Franciskovich, Donald G. Rosenhamer, Kathleen A. Fix, Dana Hall
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Abstract
A sterilizing apparatus and a process for sterilizing an article in the sterilizing apparatus, the apparatus including a sterilization chamber and a sterilant introduction system, wherein the sterilant introduction system separately supplies components (A) and (B) to form a composition comprising the components (A) and (B), the components including (A) an anti-microbial agent comprising peracetic acid; and (B) a reagent mixture comprising a buffer, an anticorrosive agent and a chelator; in which the composition is characterized by the absence of molybdate. In the apparatus and in the process, components (A) and (B) may be introduced separately.
Claims27
A sterilizing apparatus comprising a sterilization chamber and a sterilant introduction system, wherein the sterilant introduction system separately supplies components (A) and (B) to form a composition comprising the components (A) and (B), the components comprising:
- (A) an anti-microbial agent comprising peracetic acid;
- and
- (B) a reagent mixture comprising a buffer, an anticorrosive agent and a chelator;
- the composition being characterized by the absence of molybdate,
- wherein the components (A) and (B) in the sterilant introduction system are in an initial weight ratio of (A) to (B) from 0.45 to 1.3, component (A) comprises from 15% to 45% by weight of peracetic acid, and component (B) comprises from 35% to 98% by weight of the buffer, from 0.5% to 35% by weight of the anticorrosive agent, and from 0.3% to 60% by weight of the chelator.
Dependencies are inferred from the claim text.