The innovative application of N,N-dimethylcyclohexylamine in building insulation materials

Date：2025-03-09 Categories：Our Projects

Innovative application of N,N-dimethylcyclohexylamine in building insulation materials

Introduction

With the intensification of the global energy crisis and the increase in environmental protection awareness, the role of building insulation materials in energy conservation and emission reduction is becoming increasingly prominent. As an important chemical raw material, N,N-dimethylcyclohexylamine (DMCHA) has gradually attracted attention in recent years. This article will introduce in detail the innovative application of N,N-dimethylcyclohexylamine in building insulation materials, including its chemical properties, product parameters, application advantages, specific application cases and future development trends.

1. Chemical properties of N,N-dimethylcyclohexylamine

N,N-dimethylcyclohexylamine is an organic compound with the chemical formula C8H17N. It is a colorless to light yellow liquid with a strong ammonia odor. DMCHA has good solubility and stability and is miscible with a variety of organic solvents. The cyclohexyl and di groups in its molecular structure give it unique chemical properties, making it have wide application prospects in building insulation materials.

1.1 Physical Properties

Properties	value
Molecular Weight	127.23 g/mol
Boiling point	160-162 °C
Density	0.86 g/cm³
Flashpoint	45 °C
Solution	Easy soluble in water, and other organic solvents

1.2 Chemical Properties

DMCHA is alkaline and can react with acid to form a salt. The cyclohexyl and digroups in its molecular structure make them have good nucleophilicity and reactive activity, and can participate in a variety of chemical reactions, such as addition reactions, substitution reactions, etc.

2. Advantages of N,N-dimethylcyclohexylamine in building insulation materials

2.1 Excellent thermal insulation performance

DMCHA, as an efficient catalyst, can significantly improve the thermal insulation properties of polyurethane foam. Polyurethane foam is a commonly used building insulation material, and its insulation performance mainly depends on the closed cellivity and thermal conductivity of the foam. DMCHA can promote the formation of polyurethane foam, increase the closed cell rate of the foam, thereby reducing the thermal conductivity and enhancing the insulation effect.

2.2 Environmental performance

DMCThe application of HA in building insulation materials meets environmental protection requirements. Its low volatile organic compound (VOC) content and low toxicity make it an environmentally friendly catalyst. In addition, the use of DMCHA in polyurethane foam can reduce the release of harmful substances and reduce harm to the environment and the human body.

2.3 Construction performance

DMCHA has good construction performance and can improve the flowability and foaming speed of polyurethane foam. Its rapid reaction characteristics enable polyurethane foam to be formed in a short time, shorten the construction cycle and improve construction efficiency.

III. Specific application of N,N-dimethylcyclohexylamine in building insulation materials

3.1 Polyurethane foam insulation material

Polyurethane foam is a commonly used building insulation material and is widely used in insulation of walls, roofs, floors and other parts. As a catalyst for polyurethane foam, DMCHA can significantly improve the insulation performance and construction performance of the foam.

3.1.1 Product parameters

parameters	value
Density	30-50 kg/m³
Thermal conductivity	0.020-0.025 W/(m·K)
Closed porosity	≥90%
Compressive Strength	≥150 kPa
Using temperature	-50°C to 120°C

3.1.2 Application Cases

In the wall insulation project of a high-rise building, the polyurethane foam insulation material using DMCHA as a catalyst significantly improves the insulation performance of the wall. After actual measurement, the thermal conductivity of the wall has been reduced by 20%, the indoor temperature fluctuation has been reduced, and the energy-saving effect is significant.

3.2 Composite insulation material

DMCHA can also be used in combination with other insulation materials to form a composite insulation material with multiple insulation effects. For example, combining DMCHA with polystyrene foam (EPS) can improve the thermal insulation performance and compressive strength of EPS.

3.2.1 Product parameters

parameters	value
Density	20-40 kg/m³
Thermal conductivity	0.030-0.035 W/(m·K)
Compressive Strength	≥100 kPa
Using temperature	-40°C to 80°C

3.2.2 Application Cases

In the roof insulation project of a large commercial complex, the insulation material composited by DMCHA and EPS is used to significantly improve the insulation performance and compressive strength of the roof. After actual measurement, the thermal conductivity of the roof has been reduced by 15%, the indoor temperature fluctuation has been reduced, and the energy-saving effect is significant.

3.3 Nano insulation material

DMCHA can also be compounded with nanomaterials to form nanothermal insulation materials with excellent insulation properties. For example, combining DMCHA with nanosilicon dioxide can significantly improve the thermal conductivity and compressive strength of the insulation material.

3.3.1 Product parameters

parameters	value
Density	10-30 kg/m³
Thermal conductivity	0.015-0.020 W/(m·K)
Compressive Strength	≥200 kPa
Using temperature	-60°C to 150°C

3.3.2 Application Cases

In the wall insulation project of a high-tech industrial park, the insulation material composited by DMCHA and nano-silica is used to significantly improve the insulation performance and compressive strength of the wall. After actual measurement, the thermal conductivity of the wall has been reduced by 25%, the indoor temperature fluctuation has been reduced, and the energy-saving effect is significant.

IV. Future development trends of N,N-dimethylcyclohexylamine in building insulation materials

4.1 Green and environmentally friendly

With the continuous improvement of environmental protection requirements, DMCHA’s application in building insulation materials will pay more attention to green environmental protection. In the future, the production and use of DMCHA will pay more attention to low VOC, low toxicity and degradability to reduce harm to the environment and the human body.

4.2 High performance

In the future, DMCHA will be in building insulation materialsThe applications in this article will pay more attention to high performance. Through the application of composite and nanotechnology with other materials, DMCHA will be able to significantly improve the thermal conductivity, compressive strength and temperature range of insulation materials, meeting higher requirements for building insulation.

4.3 Intelligent

With the development of smart buildings, DMCHA’s application in building insulation materials will pay more attention to intelligence. By combining with other intelligent materials, DMCHA will be able to achieve intelligent control of insulation materials, such as temperature adjustment, humidity adjustment, etc., to improve the comfort and energy-saving effect of the building.

V. Conclusion

N,N-dimethylcyclohexylamine, as an important chemical raw material, has broad prospects for its application in building insulation materials. Its excellent insulation performance, environmental protection performance and construction performance make it an important part of building insulation materials. In the future, with the development of green and environmental protection, high performance and intelligence, DMCHA will be more widely and in-depth in the application of building insulation materials, making greater contributions to building energy conservation and environmental protection.

Appendix

Appendix 1: Chemical structure of N,N-dimethylcyclohexylamine

 CH3
        |
   N-CH2-CH2-CH2-CH2-CH2-CH2-CH2-CH2
        |
       CH3

Appendix 2: Production process of N,N-dimethylcyclohexylamine

Raw material preparation: Prepare cyclohexylamine and formaldehyde as the main raw materials.
Reaction process: React cyclohexylamine and formaldehyde under the action of a catalyst to produce N,N-dimethylcyclohexylamine.
Separation and purification: N,N-dimethylcyclohexylamine is isolated and purified by distillation and extraction.
Finished Product Packaging: Purified N,N-dimethylcyclohexylamine is packaged, stored and transported.

Appendix 3: Guidelines for safe use of N,N-dimethylcyclohexylamine

Storage: N,N-dimethylcyclohexylamine should be stored in a cool, well-ventilated place away from fire and heat sources.
Usage: When using N,N-dimethylcyclohexylamine, protective gloves, protective glasses and protective clothing should be worn to avoid direct contact with the skin and eyes.
Emergency treatment: If a leakage occurs, it should be absorbed immediately with sand or other inert materials and properlydeal with. If it comes into contact with the skin or eyes, rinse it immediately with a lot of water and seek medical treatment.

Through the above content, we have a comprehensive understanding of the innovative application of N,N-dimethylcyclohexylamine in building insulation materials. I hope this article can provide valuable reference for research and application in related fields.

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