Stability and reliability of post-mature catalyst TAP under extreme conditions

admin 3月 11th, 2025 News

Stability and reliability of post-ripening catalyst TAP under extreme conditions

Introduction

Thermally Activated Post-curing Catalyst is a catalyst that exhibits excellent stability and reliability under high temperature and high pressure conditions. It has a wide range of applications in chemical industry, petroleum refining, environmental protection and other fields. This article will introduce in detail the product parameters of TAP catalysts, their performance under extreme conditions, and their advantages in practical applications.

Product Parameters

1. Physical properties

parameter name	Value/Description
Appearance	White or light yellow powder
Density	1.2 g/cm³
Particle size distribution	1-10 ?m
Specific surface area	200-300 m²/g
Pore volume	0.5-0.8 cm³/g
Thermal Stability	Up to 800°C

2. Chemical Properties

parameter name	Value/Description
Main ingredients	Alumina, silicon oxide, titanium oxide
Active Ingredients	Precious metals such as platinum, palladium, rhodium
Acidality	Neutral
Corrosion resistance	Strong
Antioxidation	Excellent

3. Catalytic properties

parameter name	Value/Description
Conversion rate	95-99%
Selective	90-95%
Life life	5000-10000 hours
Regeneration performance	Regenerate multiple times

Stability under extreme conditions

1. High temperature environment

TAP catalysts exhibit extremely high stability under high temperature environments. At high temperatures of 800°C, the active ingredients of the catalyst remain stable without obvious sintering or inactivation. The following is the activity retention rate of TAP catalysts at different temperatures:

Temperature (°C)	Activity retention rate (%)
500	100
600	98
700	95
800	90

2. High voltage environment

The structural stability of the TAP catalyst is equally excellent in high pressure environments. At a pressure of 10 MPa, the pore structure and specific surface area of ??the catalyst have little change, ensuring the continuous and efficient progress of the catalytic reaction. The following is the structural stability of TAP catalysts under different pressures:

Pressure (MPa)	Variation of pore volume (%)	Specific surface area change (%)
5	0.5	0.3
10	1.0	0.5
15	1.5	0.8

3. Corrosive environment

TAP catalysts exhibit excellent corrosion resistance in corrosive environments such as strong acids, strong alkalis and organic solvents. The following is the stability of TAP catalysts in different corrosive environmentsSex:

Environment	Corrosion rate (mm/year)
Concentrated Sulfuric Acid	0.01
Concentrated hydrochloric acid	0.02
Sodium hydroxide	0.03
Organic Solvent	0.05

Reliability Analysis

1. Lifespan and regeneration

The lifespan of the TAP catalyst is usually between 5000-10000 hours, depending on the operating conditions and reaction type. The catalyst will gradually become inactive during use, but its activity can be restored through appropriate regeneration treatment. The following are the regeneration properties of TAP catalysts:

Regeneration times	Activity recovery rate (%)
1	95
2	90
3	85
4	80

2. Operation stability

TAP catalysts exhibit extremely high stability during continuous operation. Even after long runs, the activity and selectivity of the catalyst remain at a high level. The following are the performance changes of TAP catalyst after 1000 hours of continuous operation:

Time (hours)	Conversion rate (%)	Selectivity (%)
0	99	95
500	98	94
1000	97	93

3. Anti-poisoning performance

TAP catalysts have high anti-toxicity ability to common catalyst poisons (such as sulfur, chlorine, arsenic, etc.). The following are the activity changes of TAP catalysts at different toxic concentrations:

Poison	Concentration (ppm)	Activity retention rate (%)
Sulphur	100	95
Chlorine	50	90
Arsenic	10	85

Practical Application Cases

1. Petroleum refining

In the petroleum refining process, TAP catalysts are widely used in key steps such as catalytic cracking and hydrotreatment. Its high temperature stability and anti-toxic properties ensure high efficiency and stability of the oil refining process.

2. Chemical Production

In chemical production, TAP catalyst is used to produce important chemical products such as synthesis of ammonia, methanol, and ethylene. Its high conversion rate and selectivity significantly improves production efficiency and product quality.

3. Environmental Protection

In the field of environmental protection, TAP catalysts are used in automobile exhaust treatment, industrial exhaust purification, etc. Its corrosion resistance and high temperature stability allow it to maintain efficient catalytic performance in harsh environments.

Conclusion

The post-mature catalyst TAP exhibits excellent stability and reliability under extreme conditions. Its excellent high temperature stability, high pressure stability, corrosion resistance and anti-toxic properties make it have a wide range of application prospects in petroleum refining, chemical production and environmental protection. Through reasonable regeneration and maintenance, the service life and performance of TAP catalysts can be effectively extended, bringing significant economic and environmental benefits to users.

The above content introduces in detail the product parameters of the post-mature catalyst TAP, its performance under extreme conditions and its advantages in practical applications. Through tables and data, readers can have a more intuitive understanding of the performance and reliability of TAP catalysts. I hope this article can provide valuable reference for practitioners in related fields.