Environmentally friendly construction method of reactive low-odor amine catalyst ZR-70 in large bridge construction

Date：2025-03-07 Categories：Our Projects

Environmental construction method of reactive low-odor amine catalyst ZR-70 in large bridge construction

Catalog

Introduction
Overview of Reactive Low Odor amine Catalyst ZR-70
- Product Parameters
- Environmental Characteristics
Environmental protection needs in the construction of large bridges
Application of ZR-70 in the construction of large bridges
- Preparation before construction
- Application during construction
- Treatment after construction
Environmental construction method of ZR-70
- Low odor construction
- Reduce the emission of hazardous substances
- Improving construction efficiency
The advantages of ZR-70 in the construction of large bridges
- Environmental Advantages
- Economic Advantages
- Construction efficiency advantage
Case Analysis
- Case 1: A large-scale bridge construction project
- Case 2: A cross-sea bridge construction project
Conclusion

1. Introduction

As the global environmental problems become increasingly serious, environmental protection construction has become increasingly important in the construction of large-scale infrastructure. As an important part of infrastructure construction, large-scale bridge construction has attracted much attention. As a new environmentally friendly material, the reactive low-odor amine catalyst ZR-70 has shown significant advantages in the construction of large bridges. This article will introduce the product parameters, environmental characteristics of ZR-70 and its environmentally friendly construction methods in the construction of large bridges.

2. Overview of Reactive Low Odor amine Catalyst ZR-70

2.1 Product parameters

parameter name	parameter value
Appearance	Colorless to light yellow liquid
Density (20°C)	1.05 g/cm³
Viscosity (25°C)	200-300 mPa·s
Flashpoint	>100°C
Boiling point	>200°C
Solution	Easy to soluble in water
Environmental Certification	Complied with RoHS and REACH standards

2.2 Environmental protection characteristics

ZR-70 has the characteristics of low odor, low volatility and low toxicity, and can effectively reduce the harm to the environment and workers during construction. Its low odor characteristics make the construction environment more comfortable and reduces health problems caused by workers due to odor discomfort. In addition, the low volatility of ZR-70 reduces the emission of harmful substances and meets the requirements of modern environmentally friendly construction.

3. Environmental protection needs in the construction of large bridges

The construction of large bridges usually involves a large number of concrete pouring, steel bar binding and formwork installation processes. The traditional catalysts used in these processes often contain a large amount of harmful substances, such as formaldehyde, benzene, etc., which have serious impacts on the environment and workers’ health. Therefore, the demand for environmentally friendly materials for large-scale bridge construction is becoming increasingly urgent.

4. Application of ZR-70 in the construction of large bridges

4.1 Preparations before construction

Before construction, the ZR-70 needs to be fully understood and tested to ensure that it is suitable for the specific construction environment. The specific steps are as follows:

Material Test: Perform laboratory tests on the ZR-70 to verify whether its performance parameters meet construction requirements.
Environmental Assessment: Evaluate the environment at the construction site and determine the amount of ZR-70 used and construction methods.
Worker Training: Training the use of ZR-70 for construction workers to ensure their use and operation correctly.

4.2 Application during construction

During the construction process, ZR-70 is mainly used for the catalysis and curing of concrete. The specific application methods are as follows:

Concrete Mixing: During the concrete mixing process, add ZR-70 in a certain proportion to ensure its uniform distribution.
Pouring and Vibration: During the concrete pouring and vibrating process, ZR-70 can accelerate the curing of concrete and improve construction efficiency.
Currency: During concrete curing, ZR-70 can reduce curing time and improve the early strength of concrete.

4.3 After construction processing

After the construction is completed, the use effect of ZR-70 needs to be evaluated and necessary treatment is carried out. The specific steps are as follows:

Effect Evaluation: Perform strength testing of concrete after construction to evaluate the use effect of ZR-70.
Environmental Monitoring: Monitor the environment at the construction site to ensure that the use of ZR-70 does not have adverse effects on the environment.
Waste Treatment: Perform environmentally friendly treatment of waste generated during construction to ensure that it complies with environmental protection standards.

5. Environmentally friendly construction methods of ZR-70

5.1 Low-odor construction

The low odor characteristics of ZR-70 make the construction environment more comfortable and reduces health problems caused by workers due to odor discomfort. The specific construction method is as follows:

Ventiation Measures: During the construction process, maintain good ventilation conditions to reduce the accumulation of odor.
Personal Protection: Workers need to wear appropriate protective equipment, such as masks, gloves, etc., to further reduce the impact of odor on health.

5.2 Reduce hazardous substance emissions

The low volatility of ZR-70 reduces the emission of harmful substances and meets the requirements of modern environmental protection construction. The specific construction method is as follows:

Close Construction: During the construction process, try to adopt closed construction methods to reduce the spread of harmful substances.
Environmental Equipment: Use environmentally friendly equipment, such as low-emission mixers, low-noise vibrators, etc., to further reduce the emission of harmful substances.

5.3 Improve construction efficiency

ZR-70 can accelerate concrete curing and improve construction efficiency. The specific construction method is as follows:

Optimize the ratio: According to the construction environment, optimize the ratio of the ZR-70 to ensure that it has a great effect.
Automatic Construction: Use automated construction equipment, such as automatic mixers, automatic vibrators, etc. to improve construction efficiency.

6. Advantages of ZR-70 in the construction of large bridges

6.1 Environmental Advantages

The low odor, low volatility and low toxicity of ZR-70 makes it have significant environmental advantages in the construction of large bridges. ToolThe physical advantages are as follows:

Reduce environmental pollution: The use of ZR-70 reduces the emission of harmful substances and reduces environmental pollution.
Improve the construction environment: The low odor characteristics of ZR-70 improve the construction environment and reduce health problems caused by workers due to odor discomfort.

6.2 Economic Advantages

The use of ZR-70 can improve construction efficiency and reduce construction time and cost. The specific advantages are as follows:

Shorten the construction period: ZR-70 can accelerate the curing of concrete and shorten the construction period.
Reduce material cost: The efficiency of ZR-70 reduces the use of materials and reduces the cost of materials.

6.3 Construction efficiency advantages

The use of ZR-70 can improve construction efficiency and ensure construction quality. The specific advantages are as follows:

Improving construction speed: ZR-70 can accelerate concrete curing and improve construction speed.
Ensure construction quality: The use of ZR-70 ensures the early strength of concrete and improves construction quality.

7. Case Analysis

7.1 Case 1: A large-scale bridge construction project

In a large-scale bridge construction project, ZR-70 is widely used in the catalysis and curing of concrete. By using ZR-70, the project successfully shortened the construction period, reduced the emission of harmful substances, improved the construction environment, and received unanimous praise from the owners and the construction party.

7.2 Case 2: A cross-sea bridge construction project

In a cross-sea bridge construction project, ZR-70 is used for the catalysis and curing of concrete. By using ZR-70, the project successfully improved construction efficiency, reduced material costs, ensured construction quality, and provided strong guarantees for the smooth completion of the project.

8. Conclusion

Reactive low-odor amine catalyst ZR-70 has shown significant environmental and economic advantages in the construction of large bridges. Through reasonable construction methods and strict environmental management, ZR-70 can effectively reduce the emission of harmful substances, improve the construction environment, improve construction efficiency, and ensure construction quality. In the future, with the continuous improvement of environmental protection requirements, the application prospects of ZR-70 in large-scale bridge construction will be broader.

Tags：Environmentally friendly construction method of reactive low-odor amine catalyst ZR-70 in large bridge construction

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