Diphenylmethane bismaleimide (DMBMI) is a type of bismaleimide resin that is commonly used as a curing agent or cross-linking agent in the production of Copper-Clad Laminates (CCL). CCL is a key component in the manufacturing of printed circuit boards (PCBs). DMBMI can be used in CCL production to provide enhanced thermal and mechanical properties. Here’s a general guide on how DMBMI can be used in CCL manufacturing:
1.Preparing the CCL:
Obtain the necessary materials, including a suitable reinforcing substrate (typically glass fiber fabric) and a copper foil.
Clean the copper foil surface to remove any contaminants that may affect adhesion.
Pre-treat the reinforcing substrate according to the manufacturer’s instructions to ensure good bonding between the resin and the substrate.
2.Mixing:
Wear appropriate personal protective equipment, including gloves, goggles, and a respirator, as DMBMI can be hazardous.
Measure the appropriate amount of DMBMI resin and mix it with a compatible epoxy resin, such as a bisphenol-A-based epoxy.
Add any necessary additives or fillers as per the specific requirements of the CCL formulation.
3.Impregnation:
Apply the resin mixture onto the glass fiber fabric using suitable coating techniques such as roll coating, dip coating, or spray coating.
Ensure that the resin is evenly distributed and impregnates the fabric uniformly.
4.Lamination:
Place the impregnated glass fiber fabric between layers of copper foil to form a stack.
Apply heat and pressure to the stack using a hot press or lamination press to facilitate the curing process.
Follow the recommended temperature and pressure profiles provided by the resin manufacturer for curing the DMBMI resin.
5.Curing:
Apply a controlled amount of heat and pressure to the stack, following the curing schedule provided by the resin manufacturer.
The curing process typically involves ramping up the temperature to a specific level and maintaining it for a specified duration.
This allows the DMBMI resin to cross-link and cure, resulting in a strong and stable CCL.
6.Post-curing and Finishing:
Once the curing process is complete, allow the CCL to cool down to room temperature.
Trim, clean, and inspect the CCL to ensure it meets the desired specifications.
Further processing steps, such as drilling, etching, and plating, can be performed to create the final PCB product.
It’s important to note that the specific process parameters and formulations may vary depending on the specific CCL requirements and the manufacturer’s recommendations. It is recommended to consult technical data sheets and guidelines provided by the resin manufacturer for detailed instructions and optimal usage conditions when using DMBMI in CCL production.
As a bismaleimide resin matrix, N,N-4,4-diphenylmethyene bismaleimide BMI manufactured by Yangchen Tech has the following properties: heat resistance, oxidation resistance, and radiation resistance. Widely used in electric power, aviation, aerospace, computers, communications, automobiles, railways, construction and other industrial fields.
The reason why N,N-4,4-diphenylmethylene bismaleimide (BMI) can be used to produce electrical insulation materials is mainly due to its unique physical and chemical properties.
First, BMI has excellent insulation properties. The maleimide group and benzene ring structure in its molecular structure make it have good electrical insulation and can effectively prevent current from passing through the material, thus ensuring the normal operation of electrical equipment and systems.
Secondly, BMI has excellent heat resistance. It has a high melting point, usually between 150 and 158°C, and can maintain stable performance at high temperatures. This allows BMI to withstand high-temperature environments in electrical insulation materials and not easily deform or melt, thereby maintaining its insulating properties.
In addition, BMI also has good chemical stability. Insoluble in water and ethanol, easily soluble in acetone, dimethylformamide and other organic solvents, and not susceptible to chemical corrosion. This allows BMI to resist chemical attack from electrically insulating materials, maintaining its performance and stability.
N,N-4,4-diphenylmethylene bismaleimide (BMI) can be used in the production of electrical insulation materials due to its excellent insulation properties, heat resistance and chemical stability . These characteristics make BMI an ideal choice in the field of electrical insulation materials, ensuring the safe and stable operation of electrical equipment and systems.
Technical Indicators
Appearance
Melting point
Acid value
Volatile
Specification
Gel time
Toluene Solubility
Yellow powder
150-160℃
≤1mgKOH/g
≤1%
>98%
>100 S
Fully soluble
Why Choose Yangchen Tech?
1. Deep industry experience and leading enterprise status
As China's leading company specializing in the production of bismaleimide (BMI) products, Yangchen Tech has been deeply involved in the industry for more than 30 years. Years of accumulation have enabled Yangchen Tech not only to have rich production experience, but also to reach industry-leading levels in technology research and development, product quality control and market services. When you choose Yangchen Tech's BMI products, you can enjoy stable and reliable product quality and professional service support.
2. Excellent product quality
Yangchen Tech pays attention to every aspect of product quality, from the selection of raw materials to the control of production processes to the strict testing of finished products, all following strict standards and processes. This makes the BMI products produced by Yangchen Tech outstanding in terms of performance stability, heat resistance, insulation performance, etc. When you choose such a product, you can ensure stable and reliable performance during use.
3. Comprehensive market service and support
As an industry leader, Yangchen Tech not only provides high-quality products, but also provides you with comprehensive market services and support. Whether it is product consultation, technical support or after-sales service, Yangchen Tech has a professional and efficient team that can respond to your needs in a timely manner and solve various problems.
If you have any questions,pls feel free to contact: business@xysjgm.com
N,N-4,4-Diphenylmethyene Bismaleimide
Product Introduction
N,N-4,4-Diphenylmethyene Bismaleimide, abbreviated as BMI resin, is a high-performance chemical raw material widely used in various industrial fields requiring high strength and heat resistance. Its unique molecular structure consists of two maleimide groups connected by a phenylmethane bridge, which gives it excellent thermal and chemical stability.
Technical Indicators
Appearance
Melting point
Acid value
Volatile
Specification
Gel time 200℃
Toluene Solubility
Yellow powder
150-160℃
≤1mgKOH/g
≤1%
>98%
<300 S
Totally soluble or a small amount of insoluble matter, transparent solution
Characteristics
Excellent thermal stability: BMI resin can maintain its physical and chemical properties at high temperatures for a long time without significant thermal decomposition or performance degradation, so it is very suitable for use in high-temperature environments.
Outstanding chemical stability: the material has excellent resistance to a variety of chemical solvents and corrosive substances, and can remain stable in a variety of harsh chemical environments to extend service life.
High Strength and Rigidity: BMI resin has excellent mechanical strength and stiffness to maintain structural integrity under high loads and high speed impacts, providing strong support and protection for products.
Good processing performance: Although BMI resin is a high-performance material, it still has good processing performance, and can be made into a variety of shapes and sizes through conventional molding and processing methods to meet different production needs.
Application
The outstanding performance of BMI resin manufactured by Yangchen Tech makes it widely used in many fields:
Aerospace field: Used in the manufacture of structural components of airplanes and rockets, such as wings, tails, etc., to withstand extreme high temperatures and mechanical stresses.
Electrical and electronics: used as high-performance insulating and encapsulating materials in the manufacture of electronic components and circuit boards, etc., providing excellent electrical performance and thermal stability.
Automobile manufacturing field: Used in the manufacture of high-temperature-resistant parts for automobile engines and transmission systems to improve the performance and reliability of automobiles.
Chemical industry: Used as corrosion-resistant materials in chemical equipment, such as storage tanks and pipelines, to extend the service life of the equipment.
About Yangchen Tech
Yangchen Tech is a high-tech enterprise specializing in the research, development, production and sales of high-performance chemical raw materials. With advanced production facilities and a technical team, we are committed to providing our customers with high quality BMI resin and other high performance materials. Focusing on product quality and customer service, we have passed a number of international and domestic certifications and won the trust and praise of our customers. We continue to innovate and progress to meet the growing needs of our customers and promote the development of related industries.
After-sales service
Yangchen Tech always adheres to the customer-centered service concept and provides customers with comprehensive and high-quality after-sales service:
Technical support: Our technical team will provide customers with professional technical support and solutions to ensure that the problems encountered by customers in the process of use are solved in a timely manner.
Product tracking: We will regularly track the use of products, timely understanding of customer needs and feedback, and constantly optimize products and services.
Rapid response: We will respond and deal with any questions or needs of customers as soon as possible to ensure customer satisfaction.
Regular return visit: We will visit our customers regularly to understand the use of products and customer satisfaction, and continuously improve and enhance our service quality.
If you have any questions,pls feel free to contact: business@xysjgm.com
1. What is N,N‘-(4,4’ DIPHENYLMETHANE)BISMALEIMIDE?
N,N‘-(4,4’ DIPHENYLMETHANE)BISMALEIMIDE, often abbreviated as BMI manufactured by Yangchen Tech, is a high-performance thermosetting resin known for its excellent mechanical properties and thermal stability. It's commonly used in industries such as aerospace, automotive, and electronics for various applications.
2. What are the key features of N,N'-(4,4'-DIPHENYLMETHANE)BISMALEIMIDE manufdactured by Yangchen Tech?
Exceptional thermal stability: With a high glass transition temperature (Tg), BMI offers excellent dimensional stability at elevated temperatures.
Superior mechanical properties: BMI exhibits high strength, stiffness, and resistance to impact and fatigue.
Chemical resistance: It resists a wide range of chemicals, making it suitable for harsh environments.
Low coefficient of thermal expansion (CTE): This property makes it ideal for applications requiring dimensional stability over a wide temperature range.
Excellent electrical properties: BMI retains its electrical insulation properties even at high temperatures.
ITEM
Limits
Results
Appearance
Yellow powder
Yellow powder
Solubility
Dissolved, with trace impurities
Fully soluble, clear
Melting Point℃
150-160
155-158
Ash%
≤0.3
0.06
Water%
≤0.5
0.12
Acidity mgkoH/g
≤5
1.0
Gel time
≤300
160
3. What applications is N,N‘-(4,4’ DIPHENYLMETHANE)BISMALEIMIDE manufdactured by Yangchen Tech used for?
Aerospace: BMI is used in the manufacture of composite materials for aircraft structures, including wings, fuselages, and engine components.
Automotive: It finds applications in high-performance automotive components, such as brake components and structural parts, where heat resistance and mechanical strength are critical.
Electronics: BMI is used in the production of printed circuit boards (PCBs), semiconductor packaging, and electronic encapsulation due to its excellent thermal and electrical properties.
Industrial applications: It is also utilized in various industrial applications where high-performance materials are required, such as in oil and gas, marine, and sporting goods industries.
4. What are the storage and handling recommendations for N,N‘-(4,4’ DIPHENYLMETHANE)BISMALEIMIDE?
Store BMI in a cool, dry place away from direct sunlight and moisture.
Handle the material in a well-ventilated area and wear appropriate personal protective equipment (PPE), including gloves and safety glasses, when handling BMI in its powder or liquid form.
Follow the manufacturer's instructions and safety data sheet (SDS) for proper handling, storage, and disposal of BMI.
5. Is N,N‘-(4,4’ DIPHENYLMETHANE)BISMALEIMIDE environmentally friendly?
BMI is a thermosetting resin and may not be readily biodegradable. However, it can be recycled and reused in certain applications, reducing waste. Additionally, Yangchen Tech are continually working to develop more sustainable alternatives and processes for thermosetting resins like BMI.
6. Where can I purchase N,N‘-(4,4’ DIPHENYLMETHANE)BISMALEIMIDE?
BMI can be purchased from Yangchen Tech. Ensure that you source BMI from reputable suppliers to guarantee quality and consistency.
7. Are there any safety precautions I should be aware of when using N,N‘-(4,4’ DIPHENYLMETHANE)BISMALEIMIDE?
Avoid inhalation of BMI dust or fumes, as it may irritate the respiratory system. Use appropriate respiratory protection if necessary.
Avoid skin contact with uncured BMI resin and wear gloves to prevent skin irritation or allergic reactions.
Follow the proper handling and disposal procedures outlined in the SDS provided by the manufacturer.
8. Can N,N‘-(4,4’ DIPHENYLMETHANE)BISMALEIMIDE be customized for specific applications?
Yes, Yangchen Tech can tailor the formulation and properties of BMI to meet specific application requirements, such as adjusting the curing temperature, resin viscosity, or incorporating additives for enhanced performance.
9. What are the typical packaging options for N,N‘-(4,4’ DIPHENYLMETHANE)BISMALEIMIDE?
BMI is typically supplied in containers such as drums, pails, or bags, depending on the quantity and form (powder or resin). The packaging is designed to protect the material during transportation and storage and may vary depending on the supplier.
This FAQ aims to address common questions and provide valuable information about N,N‘-(4,4’ DIPHENYLMETHANE)BISMALEIMIDE. If you have any further inquiries or require additional assistance, feel free to contact us.
In the rapidly evolving electronics world, there is an increasing demand for advanced materials that improve performance, reliability and longevity. N,N'-(4,4' diphenylmethane) bismaleimide, referred to as BMI, produced by Yangchen Tech. This high-performance polymer has vital applications in electronic insulation materials and has many advantages. , which can meet the strict requirements of modern electronic equipment. Welcome Inquiry!
Key attributes of BMI manufactured by Yangchen Tech
1. Thermal stability: One of the outstanding features of BMI is its excellent thermal stability. This is critical for electronic insulation materials, which must withstand high temperatures without degrading. BMI maintains its integrity at high temperatures, making it suitable for applications in high-power electronics.
2. Mechanical strength: BMI materials have impressive mechanical strength, ensuring durability and resistance to mechanical stress. This is particularly important in environments where electronic components are subject to vibration and mechanical shock.
3. Electrical insulation: Effective electrical insulation is a basic requirement for materials used in electronic products. BMI has excellent dielectric properties that prevent conduction of electricity and protect sensitive electronic components from short circuits and electrical faults.
4. Chemical resistance: In electronic applications, materials are often in contact with various chemicals during manufacturing and handling. BMI’s chemical resistance ensures it remains stable and effective even in harsh chemical environments.
Certification of Analysis
ITEM
Limits
Results
Appearance
Yellow powder
Yellow powder
Solubility
Dissolved, with trace impurities
Fully soluble, clear
Melting Point℃
150-160
155-158
Ash%
≤0.3
0.06
Water%
≤0.5
0.12
Acidity mgkoH/g
≤5
1.0
Gel time
≤300
160
Application of BMI in electronic insulation
1. Printed Circuit Board (PCB): PCB is the backbone of most electronic devices and requires materials that can meet the demands of modern electronics. BMI is used to manufacture high-performance PCBs, providing thermal and mechanical stability to ensure reliable operation over time.
2. Encapsulation and Potting Compounds: To protect electronic components from environmental factors such as moisture, dust, and mechanical damage, encapsulation and potting compounds are required. BMI-based compounds are ideal for these applications due to their superior protective properties.
3. Wire and cable insulation: In applications where wires and cables are exposed to high temperatures and mechanical stress, BMI serves as an excellent insulating material. Its high heat resistance and durability make it suitable for use in harsh environments, such as the aerospace and automotive industries.
4. Advanced electronic packaging: As electronic devices become more compact and complex, the packaging materials used must provide high performance in terms of thermal management and electrical insulation. BMI is increasingly used in advanced electronic packaging solutions to ensure equipment remains efficient and reliable.
The future is bright for BMI in the field of electronic insulation materials. As research and development continue, new formulations and composite materials based on BMI are being explored to further enhance its performance and expand its application range. Innovations in nanotechnology and materials science may unlock new potential for BMI, making it an even more indispensable material in the electronics industry.
N,N'-(4,4'diphenylmethane) bismaleimide manufactured by Yangchen Tech has become a key player in the field of electronic insulating materials due to its excellent thermal stability, mechanical strength, electrical insulation properties and chemical resistance. As electronic devices continue to evolve, demand for high-performance materials like BMI will undoubtedly grow, paving the way for more reliable, efficient, and durable electronic components. Adopting BMI in the field of electronic insulation is not only a step forward; This is a leap into the future of advanced electronics.
The automotive industry is continuously pushing the boundaries of innovation, seeking materials that can offer superior performance, durability, and efficiency. Bismaleimide (BMI) resin manufactured by Yangchen Tech is a high-performance polymer that is increasingly being used in automotive components due to its outstanding thermal stability, mechanical strength, and chemical resistance. In this blog, we will delve into how BMI resin enhances the performance of automotive components and why it is becoming a preferred material in the industry.
Understanding BMI Resin
BMI resin manufactured by Yangchen Tech is a type of thermosetting polymer known for its ability to maintain structural integrity under extreme conditions. This makes it particularly suitable for automotive applications where components are often subjected to high temperatures, mechanical stresses, and exposure to various chemicals.
Key Properties of BMI Resin manufactured by Yangchen Tech
Thermal Stability: Capable of withstanding temperatures up to 250°C and beyond, making it ideal for high-temperature applications.
Mechanical Strength: Offers high tensile strength and rigidity, ensuring that components can endure significant mechanical stress without deforming.
Chemical Resistance: Resistant to fuels, oils, solvents, and other chemicals commonly found in automotive environments.
Low Moisture Absorption: Ensures stable performance in humid or wet conditions, preventing degradation over time.
Certification of Analysis
ITEM
Limits
Results
Appearance
Yellow powder
Yellow powder
Solubility
Dissolved, with trace impurities
Fully soluble, clear
Melting Point℃
150-160
155-158
Ash%
≤0.3
0.06
Water%
≤0.5
0.12
Acidity mgkoH/g
≤5
1.0
Gel time
≤300
160
Applications of BMI Resin in Automotive Components
BMI resin manufactured by Yangchen Tech is utilized in various automotive applications, enhancing the performance and longevity of critical components. Here are some key areas where BMI resin makes a significant impact:
Engine Components: BMI resin is used to manufacture parts such as intake manifolds, cylinder head covers, and timing chain covers. Its thermal stability ensures that these components can withstand the high temperatures generated by the engine without losing their integrity or performance.
Exhaust Systems: Components like exhaust manifolds and catalytic converter housings benefit from BMI resin's ability to resist extreme exhaust temperatures. This helps in maintaining their structural integrity and operational efficiency.
Brake Systems: Brake pads and other braking components require materials that can endure high friction and heat. BMI resin provides the necessary thermal stability and mechanical strength to ensure reliable braking performance and safety.
Electrical and Electronic Parts: The integration of electronics in vehicles demands materials that can provide excellent insulation and resist thermal and mechanical stress. BMI resin is used in sensors, connectors, and control units for its superior electrical insulation properties.
Lightweight Composites: BMI resin is used in producing lightweight composite materials for structural parts such as body panels and chassis components. These composites help reduce the overall weight of the vehicle, improving fuel efficiency and handling.
Adhesives and Sealants: High-performance adhesives and sealants made from BMI resin are used in various automotive assemblies. They offer strong bonding and sealing capabilities that withstand harsh environmental conditions.
Benefits of BMI Resin in Automotive Applications
Enhanced Durability: The high mechanical strength and thermal stability of BMI resin ensure that automotive components last longer, even under harsh conditions.
Improved Safety: Components made with BMI resin can better withstand the stresses of operation, reducing the risk of failure and enhancing vehicle safety.
Increased Efficiency: Lightweight composites made with BMI resin contribute to lower vehicle weight, improving fuel efficiency and reducing emissions.
Cost-Effectiveness: The durability and performance of BMI resin reduce the need for frequent replacements and maintenance, offering cost savings over the vehicle's lifespan.
BMI resin is proving to be used in the automotive industry, providing the necessary properties to enhance the performance, durability, and safety of vehicle components. Its application in engine parts, exhaust systems, brake systems, electrical components, and lightweight composites underscores its versatility and effectiveness.
For automotive manufacturers looking to stay ahead in a competitive market, integrating BMI resin into their components is a strategic move that promises improved performance and reliability. As the automotive industry continues to evolve, the role of high-performance materials like BMI resin will only become more critical in driving innovation and excellence.
Q1: What is N,N'-4,4'-Diphenylmethyene Bismaleimide?
A1: N,N'-4,4'-Diphenylmethyene Bismaleimide manufactured by Yangchen Tech is a chemical compound used as a monomer in the production of high-performance polymers. It is known for its thermal stability and mechanical strength, making it suitable for advanced materials applications.
Q2: What are the common applications of N,N'-4,4'-Diphenylmethyene Bismaleimide?
A2: N,N'-4,4'-Diphenylmethyene Bismaleimide is commonly used in the aerospace, automotive, and electronics industries. It is utilized in the manufacturing of composite materials, adhesives, coatings, and moldings that require high thermal resistance and mechanical strength.
Technical Indicators
Appearance
Melting point
Acid value
Volatile
Specification
Gel time
Toluene Solubility
Yellow powder
150-160℃
≤1mgKOH/g
≤1%
>98%
>100 S
Fully soluble
Q3: What are the key properties of N,N'-4,4'-Diphenylmethyene Bismaleimide?
A3: Key properties include:
High thermal stability
Excellent mechanical strength
Good chemical resistance
Low dielectric constant
High glass transition temperature (Tg)
Q4: How is N,N'-4,4'-Diphenylmethyene Bismaleimide synthesized?
A4: It is typically synthesized through a reaction between bismaleimide and diphenylmethane. The process involves careful control of reaction conditions to ensure the desired molecular structure and properties.
Q5: What safety precautions should be taken when handling N,N'-4,4'-Diphenylmethyene Bismaleimide?
A5: When handling this compound, use appropriate personal protective equipment (PPE) such as gloves, safety glasses, and lab coats. Ensure good ventilation in the working area, and follow all relevant safety guidelines and material safety data sheets (MSDS).
Q6: Can N,N'-4,4'-Diphenylmethyene Bismaleimide be mixed with other materials?
A6: Yes, it can be mixed with other monomers and additives to tailor the properties of the final polymer. It is often used in combination with other bismaleimides or resins to enhance performance characteristics.
Q7: What are the environmental considerations for N,N'-4,4'-Diphenylmethyene Bismaleimide?
A7: It is important to dispose of this compound in accordance with local environmental regulations. Avoid releasing it into the environment and follow proper waste management protocols to minimize its impact.
Q8: Are there any alternatives to N,N'-4,4'-Diphenylmethyene Bismaleimide?
A8: There are other high-performance bismaleimides and thermosetting polymers available, but the choice of material depends on the specific requirements of the application. Alternatives should be evaluated based on properties such as thermal stability, mechanical strength, and processing characteristics.
Q9: How should N,N'-4,4'-Diphenylmethyene Bismaleimide be stored?
A9: Store it in a cool, dry place away from direct sunlight and moisture. Keep the container tightly closed and follow any specific storage instructions provided by the manufacturer.
Q10: What are the potential health effects of exposure to N,N'-4,4'-Diphenylmethyene Bismaleimide?
A10: Prolonged or repeated exposure can cause skin and eye irritation. Inhalation of dust or fumes may cause respiratory irritation. Always use appropriate protective measures to minimize exposure.
If you have further questions or need additional information, please consult us!