What are the advantages of ozone decomposition catalysts in the food processing industry?

In the food processing industry, ozone is widely used due to its highly efficient sterilization capabilities, but residue issues pose hidden risks. The emergence of ozone decomposition catalysts provides a key solution for balancing the sterilization efficacy and safety management of ozone, and its advantages deeply align with the industry's core needs for quality, efficiency, and compliance.

Sources of Ozone in the Food Processing Industry

Ozone in food processing mainly comes from three scenarios: First, workshop and equipment disinfection, such as using ozone water or ozone gas to kill surface microorganisms in meat slaughtering lines and fruit and vegetable washing tanks; second, food preservation, where cold storage and fresh-keeping warehouses use ozone to inhibit mold growth and extend the shelf life of fruits, vegetables, and seafood; and third, wastewater treatment, where some companies use ozone to oxidize and degrade organic matter in processing wastewater. In these scenarios, unreacted ozone may remain as a gas or dissolved substance, posing a potential hazard.

The Application Value of Ozone Decomposition Catalysts

Ozone residue can lead to multiple problems: reacting with oils and vitamins in food to produce odorous substances, corroding stainless steel equipment, and irritating the respiratory tract of operators. Ozone decomposition catalysts, through active components (such as MnO₂ and precious metals), rapidly convert ozone into harmless oxygen at room temperature, solving the residue problem at its source. This retains the bactericidal value of ozone while eliminating its side effects, becoming an "invisible defense line" for food safety production. Core Advantages Analysis

Strong Safety and Compliance: Ozone concentration in the workshop can be stably controlled below 0.1 mg/m³ (compliant with GBZ 2.1 Occupational Exposure Limits), preventing residual ozone from reacting with food to generate harmful substances and ensuring products pass food safety testing.

Highly Efficient and Adaptable to Production: No high temperature or complex equipment is required; decomposition can be completed in 10-30 minutes without interrupting continuous production processes such as slaughtering and filling. Its efficiency far exceeds that of ventilation dilution methods (traditional methods require 2-4 hours).

Wide Scenario Compatibility: Works stably in environments ranging from -10℃ to 60℃ and humidity from 30% to 90%, adaptable to various scenarios such as low-temperature preservation in cold storage and high-humidity cleaning in seafood processing, without requiring specific equipment modifications.

Significant Cost Reduction and Efficiency Improvement: Energy consumption is only 1/5 of that of the thermal decomposition method, reducing maintenance costs caused by equipment corrosion and extending the service life of equipment such as cold storage pipes and sterilizers.

Author: Hazel
Date: 2025-11-04