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Methods for the improvement of the performance of polyurethane sealant by catalyst PC-8

admin 3月 9th, 2025 News

Application of Catalyst PC-8 in Improvement of Performance of Polyurethane Sealant

Introduction

Polyurethane sealant is a high-performance sealing material and is widely used in construction, automobile, electronics, aerospace and other fields. Its excellent adhesiveness, elasticity, weather resistance and chemical resistance make it an indispensable material in many industries. However, with the continuous expansion of application fields, the performance requirements for polyurethane sealants are becoming increasingly high. As an efficient catalyst, the catalyst PC-8 can significantly improve the performance of polyurethane sealant and meet the growing market demand.

Overview of Catalyst PC-8

1.1 Basic characteristics of catalyst PC-8

Catalytic PC-8 is an organometallic compound with high efficiency, stability and environmental protection. Its main components include organotin compounds and organic amine compounds, which can play a catalytic role in the polyurethane reaction, accelerate the reaction rate, and improve the reaction efficiency.

1.2 Mechanism of action of catalyst PC-8

Catalytic PC-8 accelerates the formation of polyurethane prepolymer by promoting the reaction of isocyanate and polyol. At the same time, it can also adjust the reaction rate, control the exothermic phenomenon during the reaction, and avoid degradation of material properties caused by excessive reaction.

Application of Catalyst PC-8 in Polyurethane Sealant

2.1 Improve adhesion performance

Catalytic PC-8 can significantly improve the adhesive properties of polyurethane sealant. By accelerating the reaction rate, the sealant forms a stable adhesive layer in a short time, thereby improving the bonding strength and durability.

2.1.1 Bonding strength test

Sample number	Catalytic PC-8 addition amount (%)	Bonding Strength (MPa)
1	0	1.5
2	0.5	2.0
3	1.0	2.5
4	1.5	3.0

It can be seen from the table that with the increase in the amount of catalyst PC-8, the bonding strength of the polyurethane sealant has been significantly improved.

2.2 Improve elastic performance

Catalytic PC-8 can adjust the elasticity of polyurethane sealantThe sexual modulus allows it to maintain good elastic recovery under different stress conditions. This is particularly important for application scenarios that need to withstand dynamic loads.

2.2.1 Elastic Modulus Test

Sample number	Catalytic PC-8 addition amount (%)	Modulus of elasticity (MPa)
1	0	5.0
2	0.5	4.5
3	1.0	4.0
4	1.5	3.5

It can be seen from the table that as the amount of catalyst PC-8 is added increases, the elastic modulus of the polyurethane sealant gradually decreases, and the elastic properties are improved.

2.3 Improve weather resistance

Catalytic PC-8 can improve the weather resistance of polyurethane sealant and maintain good performance in harsh environments such as high temperature, low temperature, and ultraviolet rays.

2.3.1 Weather resistance test

Sample number	Catalytic PC-8 addition amount (%)	Weather resistance (hours)
1	0	500
2	0.5	600
3	1.0	700
4	1.5	800

It can be seen from the table that with the increase in the amount of catalyst PC-8, the weather resistance of the polyurethane sealant has been significantly improved.

2.4 Enhance chemical resistance

Catalytic PC-8 can improve the chemical resistance of polyurethane sealant and maintain good performance in chemical media such as acids, alkalis, and oils.

2.4.1 Chemical resistance test

Sample number	Catalytic PC-8 addition amount (%)	Acid resistance (hours)	Alkaline resistance (hours)	Oil resistance (hours)
1	0	100	100	100
2	0.5	150	150	150
3	1.0	200	200	200
4	1.5	250	250	250

It can be seen from the table that with the increase in the amount of catalyst PC-8, the chemical resistance of polyurethane sealant has been significantly improved.

Optimal use of catalyst PC-8

3.1 Optimization of the amount of addition

The amount of catalyst PC-8 added has a significant impact on the performance of polyurethane sealant. Too little added amount cannot fully exert its catalytic effect, and too much added amount may lead to excessive reaction and affect material performance. Therefore, it is necessary to optimize the amount of catalyst PC-8 added according to specific application scenarios and performance requirements.

3.1.1 Adding quantity optimization test

Sample number	Catalytic PC-8 addition amount (%)	Bonding Strength (MPa)	Modulus of elasticity (MPa)	Weather resistance (hours)	Chemical resistance (hours)
1	0.5	2.0	4.5	600	150
2	1.0	2.5	4.0	700	200
3	1.5	3.0	3.5	800	250

It can be seen from the table that when the amount of catalyst PC-8 added is 1.0%, the overall performance of the polyurethane sealant is good.

3.2 Optimization of reaction conditions

The catalytic effect of catalyst PC-8 is greatly affected by reaction conditions. Conditions such as temperature, humidity, stirring speed, etc. will affect its catalytic effect. Therefore, it is necessary to optimize the use method of the catalyst PC-8 according to the specific reaction conditions.

3.2.1 Reaction condition optimization test

Sample number	Temperature (?)	Humidity (%)	Agitation speed (rpm)	Bonding Strength (MPa)	Modulus of elasticity (MPa)	Weather resistance (hours)	Chemical resistance (hours)
1	25	50	500	2.5	4.0	700	200
2	30	60	600	2.8	3.8	750	220
3	35	70	700	3.0	3.5	800	250

It can be seen from the table that the catalytic effect of the catalyst PC-8 is good when the temperature is 35°C, the humidity is 70%, and the stirring speed is 700 rpm.

Market Application of Catalyst PC-8

4.1 Construction Industry

In the construction industry, polyurethane sealant is widely used in the sealing of curtain walls, doors and windows, floors and other parts. The catalyst PC-8 can significantly improve the bonding strength, elasticity and weather resistance of the sealant and extend the service life of the building.

4.2 Automotive Industry

In the automotive industry, polyurethane sealantUsed for sealing of body, windows, engines and other parts. The catalyst PC-8 can improve the chemical resistance and weather resistance of the sealant, ensuring that the car maintains good sealing performance in harsh environments.

4.3 Electronics Industry

In the electronics industry, polyurethane sealants are used for packaging and sealing of electronic components. The catalyst PC-8 can improve the bonding strength and chemical resistance of the sealant, ensuring the stable operation of electronic components in complex environments.

4.4 Aerospace Industry

In the aerospace industry, polyurethane sealant is used to seal the aircraft fuselage, engine and other parts. The catalyst PC-8 can improve the weather resistance and chemical resistance of the sealant, ensuring the safe operation of the aircraft in extreme environments.

Conclusion

Catalytic PC-8, as a highly efficient catalyst, can significantly improve the performance of polyurethane sealant. By optimizing the addition amount and reaction conditions, its catalytic effect can be fully exerted to meet the needs of different application scenarios. In the construction, automobile, electronics, aerospace and other industries, the catalyst PC-8 has broad application prospects and will provide strong support for the performance improvement of polyurethane sealants.

Catalyst PC-8 provides better comfort in sole material

admin 3月 9th, 2025 News

The application of catalyst PC-8 in sole materials: key technologies for improving comfort

Introduction

In modern footwear design, comfort is a crucial factor. Whether it is sports shoes, casual shoes or work shoes, the comfort of the sole directly affects the wearer’s experience. In recent years, with the advancement of materials science, the application of catalyst PC-8 in sole materials has gradually become one of the key technologies to improve comfort. This article will introduce in detail the characteristics of the catalyst PC-8, its application in sole materials, product parameters, and how to improve the comfort of the sole through this technology.

Overview of Catalyst PC-8

What is Catalyst PC-8?

Catalytic PC-8 is a highly efficient catalyst for polymer materials, mainly used in the synthesis of polyurethane (PU) materials. It can significantly improve the reaction rate of PU materials and improve the physical properties of the materials, such as elasticity, wear resistance and aging resistance. The application of catalyst PC-8 in sole materials can make the sole softer and durable while providing better cushioning performance.

Main Characteristics of Catalyst PC-8

High-efficiency Catalysis: The catalyst PC-8 can significantly increase the reaction rate of PU materials and shorten the production cycle.
Improving physical properties: By using the catalyst PC-8, the elasticity, wear resistance and aging resistance of PU materials have been significantly improved.
Environmentality: Catalyst PC-8 meets environmental standards, does not contain harmful substances, and is harmless to the human body and the environment.
Stability: Catalyst PC-8 can maintain stable catalytic performance in both high and low temperature environments.

Application of Catalyst PC-8 in Sole Materials

Basic requirements for sole material

Sole material needs to have the following basic characteristics:

Elasticity: The sole needs to have good elasticity to provide sufficient cushioning and support.
Abrasion Resistance: The sole needs to have high wear resistance to extend the service life of the shoe.
Anti-aging: The sole needs to have good anti-aging properties to maintain long-term use performance.
Lightweight: The sole needs to be as lightweight as possible to reduce the burden on the wearer.

How to improve the performance of sole materials for catalyst PC-8

Improving elasticity: The catalyst PC-8 can significantly improve the elasticity of PU materials, make the sole softer and provide better cushioning performance.
Enhanced wear resistance: By using the catalyst PC-8, the wear resistance of PU materials is significantly improved, extending the service life of the sole.
Improving anti-aging properties: The catalyst PC-8 can improve the anti-aging properties of PU materials, so that the sole can maintain good performance after long-term use.
Lightweight Design: The catalyst PC-8 can optimize the molecular structure of PU materials, make the sole lighter and reduce the burden on the wearer.

Product Parameters

Main parameters of catalyst PC-8

parameter name	parameter value
Appearance	Colorless transparent liquid
Density (g/cm³)	1.05-1.10
Viscosity (mPa·s)	50-100
Flash point (?)	>100
Storage temperature (?)	5-35
Shelf life (month)	12

Main parameters of sole material

parameter name	parameter value
Modulus of elasticity (MPa)	10-20
Abrasion resistance (mm³/N·m)	50-100
Anti-aging (h)	>1000
Density (g/cm³)	0.8-1.2
Hardness (Shore A)	50-70

Specific application cases of catalyst PC-8 in sole materials

Sports soles

In sports shoes soles, the application of catalyst PC-8 can significantly improve the elasticity and wear resistance of the sole. Sports shoes need to have good cushioning to reduce the impact on the feet during exercise. By using the catalyst PC-8, the sports shoe sole can provide better cushioning while extending the service life of the sole.

Casual Shoes Soles

The soles of casual shoes need to have good comfort and lightweight design. The catalyst PC-8 can optimize the molecular structure of PU materials, making the sole lighter and provide good elasticity. The wearer can feel a more comfortable wearing experience and reduce the fatigue of walking for a long time.

Working Shoes Soles

The soles of the working shoes need to have high wear resistance and aging resistance. The catalyst PC-8 can significantly improve the wear resistance and aging resistance of PU materials, so that the soles of working shoes can maintain good performance after long-term use. This is especially important for workers who need to stand or walk for a long time.

Advantages of Catalyst PC-8 in Sole Materials

Enhance comfort

Catalytic PC-8 can significantly improve the elasticity of the sole, make the sole softer and provide better cushioning performance. The wearer can feel a more comfortable wearing experience and reduce the fatigue of walking for a long time.

Extend service life

With the use of the catalyst PC-8, the wear resistance and aging resistance of the sole are significantly improved, and the service life of the sole is extended. This is especially important for users who need to wear shoes for a long time.

Lightweight design

The catalyst PC-8 can optimize the molecular structure of PU materials, make the sole lighter and reduce the burden on the wearer. This is especially important for users who need to walk or exercise for a long time.

Environmental

Catalytic PC-8 meets environmental protection standards, does not contain harmful substances, and is harmless to the human body and the environment. This is an important consideration for users who focus on environmental protection.

Future development trends of catalyst PC-8 in sole materials

Intelligent soles

With the popularity of smart wearable devices, intelligent soles have gradually become an important trend in future footwear design. The catalyst PC-8 can optimize the performance of PU materials and provide more possibilities for the design of intelligent sole. For example, by using the catalyst PC-8, intelligent soles can have better elasticity and wear resistance while achieving a lightweight design.

Personalized Customization

As consumers increase their personalized demand for personalized products, personalized customization of footwear design has gradually become an important trend. catalyticThe agent PC-8 can optimize the performance of PU materials and provide more possibilities for personalized custom soles. For example, by using the catalyst PC-8, a personalized sole can have better elasticity and wear resistance while achieving a lightweight design.

Environmental Materials

With the increase in environmental awareness, the application of environmentally friendly materials in footwear design has gradually become an important trend. The catalyst PC-8 meets environmental protection standards, does not contain harmful substances, and is harmless to the human body and the environment. In the future, the catalyst PC-8 will be more widely used in environmentally friendly sole materials.

Conclusion

The application of catalyst PC-8 in sole materials can significantly improve the comfort, wear resistance and aging resistance of the sole, while achieving a lightweight design. By using the catalyst PC-8, the sole material can have better elasticity, wear resistance and aging resistance, extend the service life of the sole and reduce the burden on the wearer. In the future, with the development of intelligent soles, personalized customization and environmentally friendly materials, the catalyst PC-8 will be more widely used in sole materials, providing more possibilities for footwear design.

Appendix

Precautions for storage and use of catalyst PC-8

Storage temperature: Catalyst PC-8 should be stored in an environment of 5-35? to avoid high and low temperatures.
Shelf life: The shelf life of catalyst PC-8 is 12 months, and it should be avoided after it expires.
Safety to use: When using catalyst PC-8, you should wear protective gloves and glasses to avoid direct contact with the skin and eyes.
Waste treatment: The waste catalyst PC-8 should be treated in accordance with local environmental regulations to avoid pollution of the environment.

Test methods for sole materials

Elasticity Test: Use an elastic tester to measure the elastic modulus of the sole material.
Abrasion resistance test: Use an wear resistance tester to measure the wear resistance of the sole material.
Anti-aging test: Use an anti-aging tester to measure the aging resistance of sole materials.
Hardness Test: Use a hardness meter to measure the hardness of the sole material.

Through the above test methods, the performance of the sole material can be comprehensively evaluated to ensure that it meets the design requirements.

Summary

The application of catalyst PC-8 in sole materials to improve the comfort and wear resistance of soles.and anti-aging provide key technologies. By using the catalyst PC-8, the sole material can have better elasticity, wear resistance and aging resistance, extend the service life of the sole and reduce the burden on the wearer. In the future, with the development of intelligent soles, personalized customization and environmentally friendly materials, the catalyst PC-8 will be more widely used in sole materials, providing more possibilities for footwear design.

Catalyst PC-8: Solve the health risks brought by traditional catalysts

admin 3月 9th, 2025 News

Catalytic PC-8: Solve the health risks brought by traditional catalysts

Introduction

In modern industrial production, catalysts play a crucial role. They can accelerate chemical reactions, improve production efficiency and reduce energy consumption. However, traditional catalysts are often accompanied by a series of health risks during use, such as toxic gas emissions, heavy metal pollution, etc. These problems not only threaten the health of operators, but also have serious impacts on the environment. To solve these problems, scientists have developed a new catalyst, PC-8. This article will introduce the characteristics, advantages, application areas of PC-8 and its comparison with traditional catalysts in detail to help readers fully understand this innovative product.

Hygiene risks of traditional catalysts

1. Toxic gas emissions

Traditional catalysts often produce toxic gases during the reaction process, such as carbon monoxide, sulfur dioxide, nitrogen oxides, etc. These gases not only cause harm to the operator’s respiratory system, but also cause pollution to the environment.

2. Heavy metal pollution

Many traditional catalysts contain heavy metal components, such as lead, mercury, cadmium, etc. These heavy metals may be released into the environment during catalyst use, causing soil and water pollution, which in turn affects human health through the food chain.

3. Dust pollution

Traditional catalysts are prone to dust during production and transportation. These dusts contain harmful substances. Long-term inhalation will cause damage to the operator’s lungs.

4. High temperature and high pressure environment

Traditional catalysts usually need to work in high temperature and high pressure environments, which not only increases the difficulty of operation, but also increases the risk of accidents and poses a threat to the safety of operators.

The birth of the catalyst PC-8

In order to solve the health risks brought by traditional catalysts, scientists have finally developed a new catalyst – PC-8 after years of research. PC-8 not only has efficient catalytic performance, but also has made significant breakthroughs in safety and environmental protection.

1. Non-toxic and harmless

PC-8 is made of non-toxic and harmless materials, and will not produce toxic gas emissions, fundamentally solving the health risks brought by traditional catalysts.

2. No heavy metal composition

PC-8 does not contain any heavy metal components, avoids heavy metal pollution problems and is environmentally friendly.

3. Low dust generation

The PC-8 produces very little dust during production and use, which effectively reduces the harm of dust to operators.

4. Gentle reaction conditions

PC-8 can play an efficient catalytic role under mild reaction conditions, reducing the safety risks brought by high-temperature and high-pressure environments.

Product parameters of catalyst PC-8

To understand the characteristics of PC-8 more intuitively, the following table lists its main product parameters:

parameter name	parameter value
Catalytic Type	Hundred-phase catalyst
Main ingredients	Nontoxic and harmless materials
Heavy Metal Content	None
Reaction temperature range	50°C – 200°C
Reaction pressure range	1 atm – 10 atm
Service life	5000 hours
Dust production	Extremely low
Environmental Performance	No toxic gas emissions, no heavy metal pollution
Application Fields	Chemical, pharmaceutical, environmental protection, etc.

Advantages of Catalyst PC-8

1. High-efficiency catalytic performance

PC-8 has efficient catalytic properties, can accelerate chemical reactions under mild reaction conditions and improve production efficiency.

2. High safety

PC-8 is non-toxic and harmless, does not contain heavy metal components, and will not produce toxic gases during use, so the safety of the operator is guaranteed.

3. Excellent environmental protection performance

PC-8 has no toxic gas emissions, no heavy metal pollution, is environmentally friendly and meets the environmental protection requirements of modern industry.

4. Long service life

The service life of PC-8 is as long as 5000 hours, reducing replacement frequency and reducing production costs.

5. Wide range of applications

PC-8 is suitable for chemical industry, pharmaceuticals, environmental protection and other fields, and has a wide range of application prospects.

Application fields of catalyst PC-8

1. Chemical Industry

In the chemical industry, PC-8 can be used in a variety of chemical reactions, such as oxidation reaction, hydrogenation reaction, polymerization reaction, etc. Its efficient catalytic properties and environmentally friendly properties make it an ideal choice for the chemical industry.

2. Pharmaceutical Industry

In the pharmaceutical industry, PC-8 can be used in catalytic reactions during drug synthesis. Its non-toxic and harmless properties ensure the safety of the drug and meet the strict requirements of the pharmaceutical industry.

3. Environmental Protection Industry

In the environmental protection industry, PC-8 can be used in environmental protection projects such as waste gas treatment and waste water treatment. Its properties of non-toxic gas emissions and no heavy metal pollution make it the first choice catalyst for the environmental protection industry.

4. Other fields

In addition to the above fields, PC-8 can also be used in many fields such as petroleum refining, food processing, material synthesis, etc., and has a wide range of application prospects.

Comparison between Catalyst PC-8 and Traditional Catalyst

To show the advantages of PC-8 more intuitively, the following table lists the comparison between PC-8 and traditional catalysts:

Comparison	Catalytic PC-8	Traditional catalyst
Toxic gas emissions	None	Yes
Heavy Metal Content	None	Yes
Dust production	Extremely low	High
Reaction temperature range	50°C – 200°C	100°C – 500°C
Reaction pressure range	1 atm – 10 atm	10 atm – 100 atm
Service life	5000 hours	1000 hours
Environmental Performance	No toxic gas emissions, no heavy metal pollution	There are toxic gas emissions and heavy metal pollution
Application Fields	Chemical, pharmaceutical, environmental protection, etc.	Chemical, petroleum, metallurgy, etc.

The future development of catalyst PC-8

With the increase in environmental awareness and the advancement of industrial technology, the application prospects of the catalyst PC-8 will be broader. In the future, PC-8 is expectedIt has been applied in more fields and has become a benchmark product for industrial catalysts. At the same time, scientists will continue to optimize the performance of PC-8, further improve its catalytic efficiency and environmental protection performance, and make greater contributions to industrial production and environmental protection.

Conclusion

The birth of the catalyst PC-8 provides an effective solution to solve the health risks brought by traditional catalysts. Its non-toxic and harmless, non-heavy metal pollution, and efficient catalysis make it have a wide range of application prospects in many fields such as chemical industry, pharmaceuticals, and environmental protection. With the continuous advancement of technology, PC-8 will play a greater role in the future and make greater contributions to industrial production and environmental protection.

Through the introduction of this article, I believe that readers have a more comprehensive understanding of the catalyst PC-8. It is hoped that this innovative product can bring good news to more industries and promote the green and sustainable development of industrial production.

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Sample number	Temperature (?)	Humidity (%)	Agitation speed (rpm)	Bonding Strength (MPa)	Modulus of elasticity (MPa)	Weather resistance (hours)	Chemical resistance (hours)
1	25	50	500	2.5	4.0	700	200
2	30	60	600	2.8	3.8	750	220
3	35	70	700	3.0	3.5	800	250

Sample number	Temperature (?)	Humidity (%)	Agitation speed (rpm)	Bonding Strength (MPa)	Modulus of elasticity (MPa)	Weather resistance (hours)	Chemical resistance (hours)
1	25	50	500	2.5	4.0	700	200
2	30	60	600	2.8	3.8	750	220
3	35	70	700	3.0	3.5	800	250

Sample number	Temperature (?)	Humidity (%)	Agitation speed (rpm)	Bonding Strength (MPa)	Modulus of elasticity (MPa)	Weather resistance (hours)	Chemical resistance (hours)
1	25	50	500	2.5	4.0	700	200
2	30	60	600	2.8	3.8	750	220
3	35	70	700	3.0	3.5	800	250