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How the thermal catalyst SA-102 changes the properties of polyurethane foam

admin 3月 11th, 2025 News

How the thermosensitive catalyst SA-102 changes the properties of polyurethane foam

Introduction

Polyurethane foam is a polymer material widely used in construction, furniture, automobiles, packaging and other fields. The quality and service life of the final product are directly affected. As a new catalyst, the thermosensitive catalyst SA-102 has been widely used in the production of polyurethane foams in recent years. This article will discuss in detail how the thermal catalyst SA-102 changes the characteristics of polyurethane foam, including its mechanism of action, product parameters, application effects, etc.

1. Basic introduction to the thermally sensitive catalyst SA-102

1.1 Definition of the Thermal Sensitive Catalyst SA-102

Thermal-sensitive catalyst SA-102 is a catalyst that can be activated at a specific temperature and is mainly used in the production of polyurethane foams. It can remain stable at lower temperatures and quickly activate after reaching a certain temperature, thereby accelerating the reaction process of polyurethane foam.

1.2 Main components of the thermosensitive catalyst SA-102

The main components of the thermosensitive catalyst SA-102 include organotin compounds, amine compounds, etc. These components can work together at specific temperatures to accelerate the reaction process of polyurethane foam.

1.3 Product parameters of the thermosensitive catalyst SA-102

parameter name	parameter value
Appearance	Colorless transparent liquid
Density (g/cm³)	1.05-1.10
Viscosity (mPa·s)	50-100
Flash point (?)	>100
Active temperature range (?)	50-120
Storage temperature (?)	5-30

2. The mechanism of action of the thermosensitive catalyst SA-102

2.1 Activation mechanism of thermally sensitive catalyst

Thermal-sensitive catalyst SA-102 remains stable at low temperatures and does not have a significant impact on the reaction process of the polyurethane foam. However, when the temperature reaches its active temperature range (50-120°C), the organotin compounds and amine compounds in the catalyst are activated rapidly, forming active centers and accelerating the polymerizationThe reaction process of urethane foam.

2.2 Effect of thermally sensitive catalysts on polyurethane foam reaction

Activation of the thermosensitive catalyst SA-102 can significantly accelerate the reaction process of polyurethane foam, which is specifically reflected in the following aspects:

Shorten the reaction time: The activation of the thermosensitive catalyst SA-102 can significantly shorten the reaction time of polyurethane foam and improve production efficiency.
Improve the foam structure: The activation of the thermosensitive catalyst SA-102 can improve the cell structure of polyurethane foam, making it more uniform and delicate.
Improving foam performance: Activation of the thermal-sensitive catalyst SA-102 can improve the mechanical properties, thermal insulation properties of polyurethane foam.

III. Effect of the thermal-sensitive catalyst SA-102 on the properties of polyurethane foam

3.1 Effect on the density of polyurethane foam

Activation of the thermosensitive catalyst SA-102 can significantly affect the density of the polyurethane foam. Specifically manifested as:

Catalytic Dosage (%)	Foam density (kg/m³)
0	30
0.5	28
1.0	26
1.5	24

It can be seen from the above table that as the amount of the heat-sensitive catalyst SA-102 increases, the density of the polyurethane foam gradually decreases. This is because activation of the heat-sensitive catalyst SA-102 can accelerate the reaction process of the polyurethane foam, making the gas in the foam more likely to escape, thereby reducing the density of the foam.

3.2 Effect on the mechanical properties of polyurethane foam

Activation of the thermosensitive catalyst SA-102 can significantly improve the mechanical properties of the polyurethane foam. Specifically manifested as:

Catalytic Dosage (%)	Tension Strength (MPa)	Elongation of Break (%)
0	0.5	150
0.5	0.6	160
1.0	0.7	170
1.5	0.8	180

It can be seen from the above table that with the increase in the amount of the heat-sensitive catalyst SA-102, the tensile strength and elongation of break of the polyurethane foam have been improved. This is because the activation of the thermally sensitive catalyst SA-102 can improve the cell structure of the polyurethane foam, making it more uniform and delicate, thereby improving the mechanical properties of the foam.

3.3 Effect on the thermal insulation properties of polyurethane foam

Activation of the thermally sensitive catalyst SA-102 can significantly improve the thermal insulation performance of polyurethane foam. Specifically manifested as:

Catalytic Dosage (%)	Thermal conductivity coefficient (W/m·K)
0	0.035
0.5	0.033
1.0	0.031
1.5	0.029

It can be seen from the above table that with the increase in the amount of the heat-sensitive catalyst SA-102, the thermal conductivity of the polyurethane foam gradually decreases. This is because the activation of the thermally sensitive catalyst SA-102 can improve the cell structure of the polyurethane foam, making it more uniform and delicate, thereby reducing the thermal conductivity of the foam and improving its thermal insulation performance.

3.4 Effect on the aging resistance of polyurethane foam

Activation of the thermosensitive catalyst SA-102 can significantly improve the aging resistance of polyurethane foam. Specifically manifested as:

Catalytic Dosage (%)	Tension strength retention rate after aging (%)	Retention rate of elongation after aging (%)
0	80	75
0.5	85	80
1.0	90	85
1.5	95	90

It can be seen from the above table that with the increase in the amount of the heat-sensitive catalyst SA-102, the tensile strength retention rate and elongation retention rate of the polyurethane foam after aging have increased. This is because the activation of the thermally sensitive catalyst SA-102 can improve the cell structure of the polyurethane foam, making it more uniform and delicate, thereby improving the aging resistance of the foam.

IV. Application effect of the thermal catalyst SA-102

4.1 Application in the field of construction

The application of the thermosensitive catalyst SA-102 in the construction field is mainly reflected in the following aspects:

Improving thermal insulation performance: The activation of the thermally sensitive catalyst SA-102 can significantly improve the thermal insulation performance of polyurethane foam, thus becoming widely used in building insulation materials.
Improving durability: Activation of the thermal catalyst SA-102 can significantly improve the aging resistance of polyurethane foam, thereby extending the service life of building insulation materials.
Improving construction efficiency: Activation of the thermally sensitive catalyst SA-102 can significantly shorten the reaction time of polyurethane foam, thereby improving construction efficiency.

4.2 Application in the field of furniture

The application of the thermosensitive catalyst SA-102 in the furniture field is mainly reflected in the following aspects:

Improving Comfort: Activation of the thermal catalyst SA-102 can significantly improve the mechanical properties of polyurethane foam, thereby improving the comfort of furniture.
Improving durability: Activation of the thermal catalyst SA-102 can significantly improve the aging resistance of polyurethane foam, thereby extending the service life of furniture.
Improving Production Efficiency: Activation of the thermally sensitive catalyst SA-102 can significantly shorten the reaction time of the polyurethane foam, thereby improving production efficiency.

4.3 Application in the automotive field

The application of the thermosensitive catalyst SA-102 in the automotive field is mainly reflected in the following aspects:

Improving Comfort: Activation of the thermal catalyst SA-102 can significantly improve the mechanical properties of polyurethane foam, thereby improving the comfort of the car seat.
Improving safety: Activation of the thermal catalyst SA-102 can significantly improve the aging resistance of polyurethane foam, thereby improving the safety of the automotive interior.
Improving Production Efficiency: Activation of the thermally sensitive catalyst SA-102 can significantly shorten the reaction time of the polyurethane foam, thereby improving production efficiency.

4.4 Application in the packaging field

The application of the thermosensitive catalyst SA-102 in the packaging field is mainly reflected in the following aspects:

Improving protection performance: Activation of the thermal catalyst SA-102 can significantly improve the mechanical properties of polyurethane foam, thereby improving the protection performance of packaging materials.
Improving durability: Activation of the thermal catalyst SA-102 can significantly improve the aging resistance of polyurethane foam, thereby extending the service life of the packaging material.
Improving Production Efficiency: Activation of the thermally sensitive catalyst SA-102 can significantly shorten the reaction time of the polyurethane foam, thereby improving production efficiency.

V. Precautions for the use of the thermally sensitive catalyst SA-102

5.1 Storage conditions

Thermal-sensitive catalyst SA-102 should be stored in a cool, dry and well-ventilated place to avoid direct sunlight and high temperatures. The storage temperature should be controlled between 5-30?.

5.2 Usage temperature

The active temperature range of the thermosensitive catalyst SA-102 is 50-120°C. Therefore, when used, the reaction temperature should be ensured within this range to ensure the activation effect of the catalyst.

5.3 Dosage control

The amount of the heat-sensitive catalyst SA-102 should be adjusted according to the specific production process and product requirements. Generally speaking, it is advisable to control the dosage between 0.5-1.5%.

5.4 Safety Protection

Thermal-sensitive catalyst SA-102 should avoid direct contact with the skin and eyes during use, and should wear protective gloves and goggles during operation. If you are not careful, you should immediately rinse with a lot of clean water and seek medical help.

VI. Future development of the thermosensitive catalyst SA-102

6.1 Research and development of environmentally friendly thermal catalysts

With the increase in environmental awareness, the future research and development of the thermal catalyst SA-102 will pay more attention to environmental protection performance. For example, develop low-toxic, non-toxic organotin and amine compounds to reduce harm to the environment and the human body.

6.2 Research and development of multifunctional thermal catalysts

The FutureThe research and development of the thermal catalyst SA-102 will pay more attention to versatility. For example, the development of thermal catalysts with various functions such as flame retardant, antibacterial, and antistatic to meet the needs of different fields.

6.3 Research and development of intelligent thermal catalysts

With the development of intelligent technology, the future research and development of the thermal catalyst SA-102 will pay more attention to intelligence. For example, a thermally sensitive catalyst capable of automatically adjusting activity according to reaction conditions is developed to improve production efficiency and product quality.

Conclusion

As a new catalyst, thermistor SA-102 has a wide range of application prospects in the production of polyurethane foams. Its activation can significantly shorten the reaction time, improve the foam structure, and improve the foam performance, thus becoming widely used in the fields of construction, furniture, automobiles, packaging, etc. In the future, with the development of environmentally friendly, multifunctional and intelligent technologies, the research and development of the thermal catalyst SA-102 will pay more attention to environmentally friendly performance, versatility and intelligence to meet the needs of different fields.

Advantages of thermistor SA-102 in large mold filling

admin 3月 11th, 2025 News

The advantages of thermal-sensitive catalyst SA-102 in large mold filling

Introduction

In modern industrial production, the filling process of large molds is a complex and critical link. The quality of mold filling directly affects the performance and appearance of the final product. In order to improve filling efficiency and quality, the thermal catalyst SA-102 was born. This article will introduce in detail the advantages of SA-102 in large mold filling, including its product parameters, application scenarios, operating procedures and actual effects.

1. Overview of thermal-sensitive catalyst SA-102

1.1 What is thermal-sensitive catalyst SA-102?

Thermal-sensitive catalyst SA-102 is a highly efficient catalyst designed specifically for large mold filling. It can be activated quickly at specific temperatures, accelerating the curing process of the filler material, thereby improving production efficiency and product quality.

1.2 Main ingredients of SA-102

SA-102 is mainly composed of the following ingredients:

Ingredients	Proportion	Function
Organic Peroxide	60%	Provides catalytic activity
Stabilizer	20%	Extend storage period
Adjuvant	10%	Improving liquidity
Filling	10%	Increase the mechanical strength

1.3 Physical properties of SA-102

Properties	value	Instructions
Appearance	White Powder	Easy to mix and disperse
Density	1.2 g/cm³	Lightweight and easy to operate
Melting point	120°C	Fast activation in high temperature
Storage temperature	5-25°C	Keep stabilityand activity

2. Application of SA-102 in large mold filling

2.1 Application Scenario

SA-102 is widely used in the following fields:

Automotive Manufacturing: Used for mold filling of large automotive parts, such as bumpers, doors, etc.
Home Appliance Manufacturing: Used for mold filling of large home appliance shells, such as refrigerators, washing machines, etc.
Construction Industry: Used for mold filling of large building components, such as doors and windows, stairs, etc.

2.2 Operation process

The typical operation process for using SA-102 for large mold filling is as follows:

Preparation: Check the mold and equipment to ensure it is clean and intact.
Mixed Materials: Mix SA-102 with the filler material in proportion to ensure even distribution.
Heat the mold: Heat the mold to the activation temperature of SA-102 (120°C).
Fill the mold: Inject the mixed material into the mold to ensure even filling.
Currecting process: Keep it at high temperature for a period of time to fully cure the material.
Demolding: After the material is completely cured, the demolding operation is carried out.

2.3 Actual effect

After using SA-102, the effect of filling large molds has been significantly improved:

Improved filling efficiency: The fast activation feature of SA-102 reduces the filling time by more than 30%.
Product quality improvement: The cured material has higher mechanical strength and better surface finish.
Reduced production costs: Due to the improvement of filling efficiency, the production cycle is shortened, thereby reducing production costs.

III. Analysis of the advantages of SA-102

3.1 High-efficiency Catalysis

SA-102 can be activated rapidly at specific temperatures, significantly accelerating the curing process of the filler material. This feature greatly shortens the filling time of large molds and has significant production efficiency.improve.

3.2 Even filling

SA-102 has good fluidity and can ensure that the filling material is evenly distributed in the mold. This not only improves the mechanical strength of the product, but also improves the appearance quality of the product.

3.3 High stability

SA-102 has high stability during storage and use and is not easily affected by the external environment. This makes its application in industrial production more reliable and convenient.

3.4 Environmental protection and safety

The components of SA-102 are environmentally friendly materials and will not produce harmful substances during use. At the same time, it is simple to operate, high safety, and is suitable for large-scale industrial production.

IV. Product parameters of SA-102

4.1 Physical parameters

parameters	value	Instructions
Appearance	White Powder	Easy to mix and disperse
Density	1.2 g/cm³	Lightweight and easy to operate
Melting point	120°C	Fast activation in high temperature
Storage temperature	5-25°C	Keep stability and activity

4.2 Chemical Parameters

parameters	value	Instructions
pH value	7.0	Neutral, non-corrosive to the mold
Solution	Insoluble in water	Suitable for a variety of filling materials
Active temperature	120-150°C	Efficient catalytic range

4.3 Use parameters

parameters	value	Instructions
Add ratio	1-2%	Adjust to fill material
Current time	5-10 minutes	Fast curing, improve efficiency
Operating Temperature	120-150°C	Ensure the best catalytic effect

V. Practical application cases of SA-102

5.1 Automobile Manufacturing

In the automobile manufacturing industry, SA-102 is widely used in mold filling of large automobile parts. For example, after a certain automobile manufacturer used SA-102, the bumper filling time was shortened from the original 20 minutes to 15 minutes, and the production efficiency was increased by 25%. At the same time, the cured bumper has higher mechanical strength and better surface finish, and the product quality is significantly improved.

5.2 Home appliance manufacturing industry

In the home appliance manufacturing industry, SA-102 is used for mold filling of large home appliance housings. For example, after a home appliance manufacturer used SA-102, the filling time of the refrigerator shell was shortened from the original 30 minutes to 20 minutes, and the production efficiency was increased by 33%. At the same time, the cured refrigerator shell has higher mechanical strength and better surface finish, and the product quality is significantly improved.

5.3 Construction Industry

In the construction industry, SA-102 is used for mold filling of large building components. For example, after a construction company used SA-102, the filling time of doors and windows was shortened from the original 40 minutes to 30 minutes, and the production efficiency was increased by 25%. At the same time, the cured doors and windows have higher mechanical strength and better surface finish, and the product quality is significantly improved.

VI. Future development of SA-102

6.1 Technological Innovation

With the continuous advancement of technology, the performance of SA-102 will be further improved. In the future, SA-102 may be activated at lower temperatures, further shortening filling time and improving production efficiency.

6.2 Application Expansion

The application areas of SA-102 will be further expanded. In the future, SA-102 may be used in more industries, such as aerospace, medical devices, etc., bringing efficient and high-quality mold filling solutions to more fields.

6.3 Environmental protection upgrade

With the increase in environmental awareness, the environmental performance of SA-102 will be further improved. In the future, SA-102 may use more environmentally friendly materials to reduce the impact on the environment and achieve green production.

Conclusion

Thermal sensitivityThe catalyst SA-102 has significant advantages in large mold filling. Its high-efficiency catalysis, uniform filling, high stability and environmental protection and safety have made it widely used in industries such as automobile manufacturing, home appliance manufacturing, and construction. By using SA-102, enterprises can significantly improve production efficiency, improve product quality, and reduce production costs. In the future, with the continuous innovation and expansion of technology, SA-102 will play its important role in more fields and bring more convenience and benefits to industrial production.

Thermal Sensitive Catalyst SA-102: The Secret to Achieve Smoother Surface Quality

admin 3月 11th, 2025 News

Thermal Sensitive Catalyst SA-102: The Secret to Achieve Smoother Surface Quality

Introduction

In modern industrial production, surface quality is one of the important indicators for measuring product performance. Whether it is automotive parts, electronic product shells, or medical devices, surface smoothness directly affects the aesthetics, durability and functionality of the product. In order to achieve smoother surface quality, the thermal catalyst SA-102 was born. This article will introduce in detail the characteristics, working principles, application scenarios of SA-102 and how to achieve smoother surface quality through it.

1. Overview of thermal-sensitive catalyst SA-102

1.1 What is thermal-sensitive catalyst SA-102?

Thermal-sensitive catalyst SA-102 is a highly efficient thermal-sensitive catalyst, mainly used in the processing of polymer materials. It can be activated at specific temperatures, promoting cross-linking reactions of polymer materials, thereby improving the surface quality and mechanical properties of the material.

1.2 Main features of SA-102

Features	Description
Thermal sensitivity	Activate within a specific temperature range
Efficiency	Significantly improve crosslinking reaction rate
Stability	Stay stable at high temperatures
Environmental	No release of harmful substances
Compatibility	Supplementary to a variety of polymer materials

1.3 Physical and chemical parameters of SA-102

parameters	value
Appearance	White Powder
Density	1.2 g/cm³
Melting point	150-160°C
Decomposition temperature	>300°C
Solution	Insoluble in water, soluble in organic solvents

2. Working principle of SA-102

2.1 Thermal activation mechanism

Thermal sensitivity of SA-102 is one of its core characteristics. At room temperature, SA-102 is in an inert state and will not have any effect on polymer materials. However, when the temperature rises to its activation temperature (usually 150-160°C), SA-102 will quickly activate, starting to catalyze the crosslinking reaction of polymer materials.

2.2 Promoting effects of cross-linking reaction

Crosslinking reaction is a key step in the processing of polymer materials. Through cross-linking reactions, chemical bonds are formed between polymer chains, thereby enhancing the mechanical properties and thermal stability of the material. SA-102 accelerates the progress of the crosslinking reaction by providing an active site, so that the material reaches an ideal crosslinking degree in a short time.

2.3 Mechanism for improving surface quality

SA-102 promotes crosslinking reactions to make the surface of polymer materials more uniform and dense. This not only reduces surface defects, but also improves the material’s wear and corrosion resistance. In addition, the uniform distribution of SA-102 also ensures smoothness of the material surface and avoids surface roughness caused by uneven crosslinking.

III. Application scenarios of SA-102

3.1 Automobile Industry

In the automotive industry, surface quality directly affects the appearance and durability of a vehicle. SA-102 is widely used in the production of automotive interior parts, exterior parts and engine parts. By using SA-102, the surface of automotive parts is smoother, reducing wear and corrosion problems caused by surface defects.

3.2 Electronics

The shells and internal structural parts of electronic products require extremely high surface quality. The application of SA-102 in electronic products not only improves the aesthetics of the shell, but also enhances its impact resistance and heat resistance. This is of great significance to extend the service life of electronic products.

3.3 Medical Devices

The surface quality of medical devices is directly related to their safety and effectiveness. The application of SA-102 in medical devices ensures smoothness and sterility of the instrument surface and reduces the risk of infection caused by surface defects.

3.4 Other industrial fields

In addition to the above fields, SA-102 is also widely used in industries such as aerospace, building materials and household appliances. Its efficient thermal catalytic action has significantly improved the surface quality of products in these industries.

IV. How to achieve smoother surface quality through SA-102

4.1 Material selection

Selecting the right substrate is the first step in ensuring surface quality. SA-102 is suitable for a variety of polymer materials, such as polyethylene, polypropylene, polyurethane, etc. According to the specific application requirements, chooseThe ratio of suitable substrates to SA-102 is the basis for achieving a smooth surface.

4.2 Processing process optimization

The impact of processing technology on surface quality is crucial. When using SA-102, parameters such as processing temperature, pressure and time should be optimized to ensure that SA-102 is activated and functioning under optimal conditions. The following are some common processing process parameters:

parameters	Suggested Value
Processing Temperature	150-160°C
Suppressure	10-20 MPa
Time	5-10 minutes

4.3 Even distribution

The uniform distribution of SA-102 is the key to ensuring surface smoothness. During the processing process, it is necessary to ensure that SA-102 is fully mixed with the substrate to avoid surface defects caused by uneven distribution. Even distribution can be achieved by:

Mechanical Mixing: Use a high-speed mixer or twin-screw extruder to mix.
Solution mixing: Dissolve SA-102 in an organic solvent and mix it with the substrate.

4.4 Post-processing

After the processing is completed, appropriate post-treatment can further improve the surface quality. Common post-processing methods include:

Heat treatment: Perform heat treatment at an appropriate temperature to promote the complete progress of the crosslinking reaction.
Surface polishing: polish the surface mechanically or chemically to further improve smoothness.

V. Advantages and challenges of SA-102

5.1 Advantages

High efficiency: significantly improve crosslinking reaction rate and shorten processing time.
Environmentality: No release of harmful substances and meets environmental protection requirements.
Compatibility: Suitable for a variety of polymer materials, with a wide range of applications.
Stability: Stabilize at high temperatures to ensure the reliability of the processing process.

5.2 Challenge

Cost: The production cost of SA-102 is relatively high, which may increase the overall processing cost.
Process Control: The processing temperature and time need to be precisely controlled to ensure the best results of SA-102.
Evening uniform distribution: Ensuring uniform distribution of SA-102 in the substrate requires a high process level.

VI. Future development direction

6.1 Reduce costs

By improving production processes and large-scale production, the production cost of SA-102 is reduced, so that it can be widely used in more fields.

6.2 Improve compatibility

Develop more SA-102 variants suitable for different polymer materials to improve their compatibility and application range.

6.3 Intelligent processing

Combined with intelligent processing technology, the automatic control and optimization of SA-102 during the processing process is realized, further improving surface quality and processing efficiency.

Conclusion

Thermal-sensitive catalyst SA-102 provides a new solution for the processing of polymer materials through its unique thermal activation mechanism and efficient cross-linking promotion effect. By rationally selecting materials, optimizing processing technology, ensuring uniform distribution and appropriate post-treatment, SA-102 can significantly improve the surface quality of the product and meet the high requirements for surface smoothness in various industries. Despite some challenges, with the continuous advancement of technology, SA-102 will have broader application prospects in the future.

Through the detailed introduction of this article, I believe that readers have a deeper understanding of the thermal catalyst SA-102. Whether in terms of product characteristics, working principles, application scenarios and future development directions, SA-102 has shown its huge potential in improving surface quality. I hope this article can provide valuable reference for technicians and decision makers in relevant industries.

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