# US 2019/0168158 A1 · Hydrogen peroxide vapor detoxifying system

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- Number: US 2019/0168158 A1
- Document ID: US20190168158A1
- Status: Published application
- Kind: A1
- Application number: 15/910,007
- Filed: 2018-03-02
- Published: 2019-06-06
- Earliest claimed: 2017-12-04
- Assignees: Korea Institute of Science and Technology
- Applicants: Korea Institute of Science and Technology
- Inventors: Kang Bong LEE; Yeong Cheon KIM; Yun Sik NAM; Myeong Gi KIM; Jin Oh JEON; Jae Eun KIM
- Web page: https://patentgrep.com/patent/US20190168158A1

## CPC

- B01D 53/869: {Multiple step processes}
- A61L 2/208: Hydrogen peroxide
- B01D 53/8671: {Removing components of defined structure not provided for in B01D53/8603 - B01D53/8668}
- B01J 23/34: Manganese
- B01J 23/42: Platinum
- B01J 23/745: Iron
- B01J 23/755: Nickel
- B01J 35/57: Honeycombs
- A61L 2202/13: Biocide decomposition means, e.g. catalysts, sorbents
- B01D 2255/1021: Platinum
- B01D 2255/2073: Manganese
- B01D 2255/20738: Iron
- B01D 2255/20753: Nickel
- B01D 2255/904: Multiple catalysts
- B01D 2257/93: Toxic compounds not provided for in groups B01D2257/00 - B01D2257/708
- B01D: SEPARATION (separating solids from solids by wet methods B03B, B03D; by pneumatic jigs or tables B03B; by other dry methods B07; magnetic or electrostatic separation of solid materials from solid materials or fluids, separation by high-voltage electric fields B03C; centrifuges, vortex apparatus B04; presses per se for squeezing-out liquid from liquid-containing material B30B9/02; treatment of water C02F, e.g. softening by ion-exchange C02F1/42; {arrangements of air intake cleaners in gas turbine plants F02C7/05} ; arrangements or mounting of filters in air-conditioning, air-humidification or ventilation F24F13/28)
- A61L: METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES (preservation of bodies or disinfecting characterised by the agents employed A01N; preserving, e.g. sterilising, food or foodstuffs A23; preparations for medical, dental or toiletry purposes A61K)
- B01J: CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS

## Abstract

Disclosed is a hydrogen peroxide vapor detoxifying system, which includes a hydrogen peroxide vapor suction unit configured to suck a hydrogen peroxide vapor in a target space; a hydrogen peroxide vapor detoxifying unit configured to decompose the sucked hydrogen peroxide vapor; and a vapor discharging unit configured to discharge a decomposition product generated by decomposing the hydrogen peroxide vapor.

## Claims

### Claim 1

A hydrogen peroxide vapor detoxifying system, comprising:
a hydrogen peroxide vapor suction unit configured to suck a hydrogen peroxide vapor in a target space;
a hydrogen peroxide vapor detoxifying unit configured to decompose the sucked hydrogen peroxide vapor; and
a vapor discharging unit configured to discharge a decomposition product generated by decomposing the hydrogen peroxide vapor.

### Claim 2 (depends on 1)

The hydrogen peroxide vapor detoxifying system according to claim 1,
wherein the vapor suction unit further includes a control unit configured to adjust a sucked amount of the hydrogen peroxide vapor.

### Claim 3 (depends on 1)

The hydrogen peroxide vapor detoxifying system according to claim 1, wherein the vapor detoxifying unit includes:
a housing;
a honeycomb structure accommodated in the housing; and
a preheater accommodated in the housing and disposed before the honeycomb structure in a direction of sucking the hydrogen peroxide vapor.

### Claim 4 (depends on 3)

The hydrogen peroxide vapor detoxifying system according to claim 3, wherein the housing further includes:
a sensor configured to measure temperature of the preheater; and
a temperature regulating unit configured to control the temperature of the preheater.

### Claim 5 (depends on 3)

The hydrogen peroxide vapor detoxifying system according to claim 3,
wherein the preheater includes a plurality of preheating plates disposed to be spaced apart from each other.

### Claim 6 (depends on 4)

The hydrogen peroxide vapor detoxifying system according to claim 4,
wherein the preheater preheats the sucked hydrogen peroxide vapor to a temperature range of 50° C. to 150° C.

### Claim 7 (depends on 3)

The hydrogen peroxide vapor detoxifying system according to claim 3,
wherein the honeycomb structure is provided in plural, and the plurality of honeycomb structures are arranged in series.

### Claim 8 (depends on 7)

The hydrogen peroxide vapor detoxifying system according to claim 7,
wherein the honeycomb structure has a cylindrical shape and includes a structural part disposed in the cylindrical honeycomb structure in a mesh form.

### Claim 9 (depends on 8)

The hydrogen peroxide vapor detoxifying system according to claim 8,
wherein the structural part is coated with at least one catalyst selected from platinum, iron oxide and nickel oxide.

### Claim 10 (depends on 8)

The hydrogen peroxide vapor detoxifying system according to claim 8,
wherein a ring is disposed at an outer circumference of the cylindrical honeycomb structure to fix the honeycomb structure in the housing.

### Claim 11 (depends on 1)

The hydrogen peroxide vapor detoxifying system according to claim 1,
wherein the hydrogen peroxide vapor discharging unit includes a filtering unit configured to filter the decomposition product generated by decomposing the hydrogen peroxide vapor.