Your Professional Coating Material Supplier

 

 

MCOTI Technology Co., Ltd., established in 2008, is a professional electronic adhesive supplier. The company is committed to providing comprehensive solutions including adhesive materials, curing and dispensing equipment for electronic equipment and automotive parts assembly.
In terms of products, MCOTI specializes in the production of adhesives, industrial glues, electronic adhesives, dispensing equipment, adhesive curing equipment and other products, and provides customers with excellent customized solutions and services.

 

 
  • Water Based Epoxy Insulation Paint
    It is a one-part, solvent free, thermal curing aqueous epoxy adhesive. It has excellent bonding strength to various substrates , especially for SUS and aluminum.
  • Thermally Conductive Coating
    It is an one-part, thermal-curing aqueous epoxy coating. Designed for power devices, it serves as a thermally conductive coating.
  • Water Based Polyurethane Insulation Paint
    PU 6203A is an environmentally friendly, high quality water-based, free isocyanate monomer polyurethane resin that exhibits excellent brushability, high initial bond strength and high heat resistance.
  • Battery Cell Coating
    In the context of Light weighting, CTC/CTP battery structure technology has been derived. Under the demand of fast energy replenishment, the electrical safety of high-voltage battery makes it
 
 
 
Our Service
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01.

Technical Communication

CTQ : Understand the customer’s application and determine key performance requirements.


Problem Resolution: Provide technical data such as product physical properties, weather resistance, conductivity/thermal performance, and compliance certifications.


Case Sharing: Share successful solutions from previous projects to offer insights for similar applications.

02.

Technical Support

On-Site Guidance: Offer on-site assistance when needed to support adhesive application, curing, and process optimization.


Application Training: Train the customer’s technical team on adhesive usage and quality control to enhance their application capabilities.


Problem-Solving: Quickly address issues such as adhesion failure or curing anomalies during the usage process and propose effective solutions.

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MCOTI Insulation and Thermally Conductive Product Recommendations

 

 

Typical Products EW EP 6345:

 

Chemical Type

Modify Epoxy

Appearance

 

White

Viscosity @ 25°C
Brookfield DV2T, SP 14# @20rpm

MPa.s

<1,000

Specific Gravity

G/cm3

~2.2

Pencil Hardness

 

2H

Adhesion Cross-cut test

 

5B

Thermal Conductivity

W/(m·K)

2.0

Dielectic Strength

KV/mm

> 30

 

Considerations
 
 

Thin-Film Coatings

Coatings that supply thermal conductivity are usually less dense, and are applied as thin films. You may have a hard time finding a coating that provides high thermal conductivity at high densities or thicknesses.

 
 
 

Electrical Dissipation

Because most thermally conductive coatings contain metals, they are likely to be electrically conductive. Just how electrically conductive they are depends on the polymer base (if any) that the coating has. The upside? These coatings will often dissipate electrical charges effectively, helping stop the buildup of static electricity on the surface of the part.

 
 
 

Regular Heat Dissipation

If preventing the buildup of hot spots is particularly important to you, choose your coating carefully. Certain alloys such as aluminum are more likely to give you more even heat dissipation along the entire surface of the coated part.

 

 

Coatings to Use

 

 

Some epoxy coatings can be semi-conductive, depending on how they are blended
Polymer- Based coatings with aluminum or nickel blended in
Thin-film metals such as an aluminum coating, without a polymer base to it

 

 

MCOTI Battery Cell Coating Product Recommendations

 

 

Typical Products:

 

Chemical Type

 

Acrylic acid

Appearance

 

Blue

Viscosity @ 25°C
Brookfield DV2T, SP 14# @20rpm

MPa.s

2500-3000

Specific Gravity

G/cm3

~1.4

Insulation Test

6KV@1min

MA

< 0.1mA

Hardness

GB_T 6739

 

HB

Flammability UL 94

 

V0

 

 

MCOTI Water based Polyurethane Insulation Paint Recommendations

 

 

Typical Products:

 

Appearance

 

Milky white liquid

Viscosity

4/5rmp,25oC

MPa.s

10000-15000(Adjustable viscosity)

Solid content

%

45±2%

Ph

 

6-9

Mix radio

(Curing agent weight)

%

~ 5

 

Drying Time
Water Based Polyurethane Insulation Paint

Water-Based Polyurethane

Dries faster, often within a few hours. Multiple coats can be applied in a single day.

Battery Cell Coating

Solvent-Based Polyurethane

Takes longer to dry, often requiring 24 hours or more between coats.

 

Durability and Hardness
 

Water-Based Polyurethane: Provides a durable finish that is resistant to scratches and wear, but generally not as hard as solvent-based polyurethane. It is also more flexible, which can be beneficial for certain applications.

 

Solvent-Based Polyurethane: Known for its very hard and durable finish. It tends to be more resistant to heat and chemicals compared to water-based finishes.

 

Appearance

 

 

Water-Based Polyurethane: Dries clear without adding color to the wood, preserving the natural look. It is often preferred for lighter woods and for applications where the natural color of the wood is desired.
Solvent-Based Polyurethane: Adds a warm, amber tone to the wood, which can enhance the depth and richness of darker woods. This ambering effect can be desirable for certain aesthetics.

 

Application

Water-Based Polyurethane

Easier to clean up with soap and water. It tends to be less flammable and less toxic, making it safer for indoor use and for users with sensitivity to fumes.

Solvent-Based Polyurethane

Requires mineral spirits or other solvents for cleanup. It is more flammable and has stronger fumes, necessitating better ventilation during application.

 

Environmental Impact

 

Water-Based Polyurethane: More environmentally friendly due to its lower VOC content. It complies better with environmental regulations.


Solvent-Based Polyurethane: Has a higher environmental impact due to its higher VOC content. Some areas have restrictions on its use due to environmental regulations.

 

 

Our Certificate

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FAQ

Q: How can I get a sample?

A: We provide free samples for testing, and you only need to cover the international shipping cost. The sample cost will be refunded with your first order.

Q: Can I request products with different quality levels?

A: Yes, most of our products are available in both standard quality and excellent quality to meet different customer needs.

Q: Can you print our brand on the products?

A: Yes, we can print your logo on the packaging using either stickers or painting methods.

Q: Can you customize the product color according to our requirements?

A: Yes, we can customize the product color based on your preferences.

Q: What services can we provide?

A: Technical Service: TDS, MSDS
Accepted Delivery Terms: FOB, CIF, EXW
Accepted Payment Currency: USD, EUR, CNY
Accepted Payment Type: T/T

We're professional coating material manufacturers and suppliers in China, specialized in providing high quality customized service. If you're going to buy coating material made in China, welcome to get free sample from our factory.

P type gasket, PCB Lacquer Coatings, Semiconductor packaging materials
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