Assertion: chlorous acid | /r/HasProperty | hclo
Facets:
Source sentences:
text: As a result, the nucleophilic reaction (reaction 5) may become impossible since chlorous acid (HClO 2 ) is no longer a strong nucleophile.
text: Chlorine forms four oxoacids: hypochlorous acid (HOCl), chlorous acid (HOClO), chloric acid (HOClO 2 ), and perchloric acid (HOClO 3 ).
text: Chlorous acid (HClO 2 ) thus produced possesses the propensity to decompose quickly to chlorine dioxide gas or chlorine gas by interactions among a plurality of chlorous acid molecules or by the presence of chloride (Cl−) ions, hypochlorous acid (HClO), or other reductive agents.
text: The measurement samples all contained 3% chlorous acid (HClO 2 ).
text: Chlorous acid (HClO 2 ) thus produced possesses the propensity to decompose quickly to chlorine dioxide gas or chlorine gas by interactions among a plurality of chlorous acid molecules or by the presence of chloride (Cr) ions, hypochlorous acid (HClO), or other reductive agents.
text: The measurement samples all contained 3% chlorous acid (HClO 2 ).
text: In an aqueous solution chlorite (ClO) is in equilibrium with its acidic form, chlorous acid (HClO), according to eq 1 and together they form the total amount of chlorine(III).
text: In this specification, “chlorite water” means an antibacterial agent, bactericidal agent, disinfectant, disinfectant, further antiviral agent, and food additive: chlorous acid (HClO used as a bactericidal agent).
text: In this specification, “stable” of chlorous acid water means a state in which chlorous acid (HClO 2 ) is maintained.
text: In some cases, chlorous acid (HClO 2 ) is generated by adding hydrogen peroxide (H 2 O 2 ).
text: It has been shown that chlorous acid (HClO 2 ) can be maintained over a long period of time by creating a state and delaying the decomposition reaction.
text: When chlorous acid (HClO 2 ) is changed to chlorine dioxide (ClO 2 ), a single peak of only about 350 nm is obtained.
text: By combining any one of these or a combination of two or more of them or a combination thereof, a transition state is created, and the decomposition reaction is delayed to stabilize chlorous acid (HClO 2 ) over a long period of time.
text: In one aspect, the present invention provides a method of trapping (capturing or adsorbing) chlorine dioxide gas (ClO 2 ) with one of an inorganic acid, inorganic acid salt, organic acid, and organic acid salt, two or more types thereof or a combination thereof to create a transitional state and delay a decomposition reaction, such that chlorous acid (HClO 2 ) can be stably maintained in water over a long period of time.
text: The chlorous acid aqueous solution of the present invention creates a transitional state and delays a decomposition reaction, such that chlorous acid (HClO 2 ) can be stably maintained over a long period of time.
text: Use of chlorine dioxide gas (gas) is beneficial in that it generates chlorite ions with a high level of alkalinity and lowers the pH to neutral or lower, and then some of the chlorite ions transition to a state of chlorous acid to create a transitional state, resulting in delaying a decomposition reaction, such that chlorous acid (HClO 2 ) can be stably maintained over a long period of time.
text: A difference is also found in the use of chlorine dioxide gas creating a transitional state and delaying a decomposition reaction, such that chlorous acid (HClO 2 ) can be stably maintained over a long period of time.
text: A conventional method of manufacturing an aqueous solution (chlorous acid aqueous solution) comprising chlorous acid (HClO 2 ) that can be used as a sterilizing agent would generate chlorous acid (HClO 2 ) by adding hydrogen peroxide (H 2 O 2 ), to an aqueous solution of sodium chlorate (NaClO 3 ), in an amount required to produce chlorous acid by a reducing reaction of chloric acid (HClO 3 ) obtained by adding sulfuric acid (H 2 SO 4 ) or an aqueous solution thereof to an aqueous solution of sodium chlorate (NaClO 3 ) so that the aqueous solution of sodium chlorate is in an acidic condition.
text: Although not wishing to be bound by any theory, when this reaction was taken out and utilized, it was unexpectedly found that it is possible to create a transitional state and delay a decomposition reaction, such that chlorous acid (HClO 2 ) can be stably maintained over a long period of time.
text: Thus, it is necessary to prepare chlorous acid (HClO 2 ) such that the state of being chlorous acid (HClO 2 ) can be maintained for a long period of time in order to be useful as a sterilizing agent.
text: In this regard, chlorous acid (HClO 2 ) can be stably maintained over a long period of time by adding one of an inorganic acid, inorganic acid salt, organic acid, and organic acid salt, two or more types thereof or a combination thereof to the chlorous acid (HClO 2 ), chlorine dioxide gas (ClO 2 ) or an aqueous solution containing them obtained by the above-described method to create a transitional state and delay a decomposition reaction.
text: Although not wishing to be bound by any theory, the present invention further demonstrates that a transitional state is created and a decomposition reaction is delayed such that chlorous acid (HClO 2 ) can be stably maintained over a long period of time by using, for example, a phosphoric acid buffering agent.
text: Furthermore, although not wishing to be bound by any theory, the present invention demonstrates that a longer and more stable transitional state can be created and chlorous acid (HClO 2 ) can be maintained over a longer period of time by delaying a decomposition reaction when using potassium salt (potassium hydroxide, potassium phosphate salt (e.g., tripotassium phosphate, dipotassium hydrogen phosphate, or potassium dihydrogen phosphate)) as metal, in comparison to cases using sodium salt (
text: —ClO 2 can be temporarily created to delay the progression of chlorous acid (HClO 2 ) to chlorine dioxide (ClO 2 ), which enables the manufacture of an aqueous solution comprising chlorous acid (HClO 2 ) that maintains chlorous acid (HClO 2 ) for a long period of time and generates a small amount of chlorine dioxide (ClO 2 ).
text: Although not wishing to be bound by any theory, it was discovered that the present invention unexpectedly maintains a sterilizing effect while achieving an effect of long-term storage/stability because a combination of chlorine dioxide and one of an inorganic acid, inorganic acid salt, organic acid, and organic acid salt, two or more types thereof or a combination thereof creates a transitional state and delay a decomposition reaction such that chlorous acid (HClO 2 ) can be stably maintained in water over a long period of time.
text: According to the present invention, chlorous acid (HClO 2 ) can be stably maintained over a long period of time.
text: The advantage in using gaseous chlorine dioxide (gas) includes the following: a transitional state is created and a decomposition reaction is delayed such that chlorous acid (HClO 2 ) can be stably maintained over a long period of time.
text: Although not wishing to be bound by any theory, this has demonstrated that a chlorous acid aqueous solution manufactured by the manufacturing method of the present invention creates a transitional state and delays a decomposition reaction such that chlorous acid (HClO 2 ) is stably maintained in an aqueous solution over a long period of time.
text: Chlorous acid (HClO 2 ) thus produced possesses the propensity to decompose quickly to chlorine dioxide gas or chlorine gas by interactions among a plurality of chlorous acid molecules or by the presence of chloride (Cr) ions, hypochlorous acid (HClO), or other reductive agents.
text: The measurement samples all contained 3% chlorous acid (HClO 2 ).
text: Chlorous acid (HOClO) is even more unstable and cannot be isolated or concentrated without decomposition: it is known from the decomposition of aqueous chlorine dioxide.