Multifunctional Resin with Strong Adhesion and Low Shrinkage: ZC5621
Product Detail
Product code | ZC5621 |
Appearance | Light yellow transparent liquid |
Viscosity (mPa.s/25℃) | 2000-4000 |
Functionality | 2 |
Product features | • Excellent adhesion • Good compatibility • Low shrinkage • High film toughness and strong strength |
Application | • Melamine boards
• Wood adhesion primers • Difficult-to-adhere inorganic materials |
Specification | 20KG 200KG |
Acid value (mgKOH/g) | ≤12 |
Transport Package | Barrel |
Product Description
ZC5621 is a pure acrylate with a unique combination of properties that make it highly versatile and reliable in various applications.
Key Features and Benefits
1. Excellent Compatibility
- Harmonious Coexistence: ZC5621 exhibits excellent compatibility, enabling it to blend seamlessly with substances of different natures. In a system, it can coexist harmoniously without causing adverse reactions or phase separation. This property simplifies the formulation process and allows for the creation of customized products with specific performance requirements.
2. Low Shrinkage
- Dimensional Stability: The low - shrinkage characteristic of ZC5621 is crucial during the curing or drying process. It minimizes dimensional changes, ensuring that the final product maintains its intended size and shape. This is particularly important in applications where precision and stability are required, such as in coatings and adhesives.
3. Superior Adhesion
- Firm Attachment: ZC5621 has outstanding adhesion properties, allowing it to firmly adhere to a wide range of substrates. Whether it is a smooth or rough surface, the acrylate can form a strong bond, preventing peeling or detachment over time. This ensures the long - term durability and performance of the coated or bonded products.
4. High Toughness and Strength
- Resistance to External Forces: After film formation, ZC5621 demonstrates high toughness. It can withstand external impacts and pulling forces without easily breaking. Additionally, it has high strength, enabling it to resist large pressures without deformation. This combination of toughness and strength makes it suitable for applications where the coated products are subject to mechanical stress.
5. Excellent Stability in Cross - Hatch Test
- Reliable Performance: In the rigorous cross - hatch test, ZC5621 shows excellent performance. It does not exhibit edge chipping or powdering, indicating its high stability and adhesion strength. This property is essential for ensuring the long - term quality and appearance of the coated products.
Applications
Melamine Boards and Woodworking Adhesives
- Ideal Coating for Wood: ZC5621 is highly suitable for use as a coating on melamine boards and as an adhesive for woodworking. It provides a strong and durable bond, enhancing the strength and stability of the wood products. At the same time, it can improve the surface properties of the wood, such as hardness and wear resistance.
Good Inter - layer Adhesion
- Tight Bonding between Coatings: The good inter - layer adhesion of ZC5621 ensures that the coatings are tightly bonded to each other. This is important in multi - layer coating systems, as it prevents delamination and ensures the integrity of the coating structure.
Application on Inorganic Difficult - to - Adhere Materials
- Effective Coating Solution: ZC5621 is also applicable to other inorganic materials that are difficult to adhere to. It provides an effective coating solution for these materials, expanding its range of applications. By forming a strong bond with inorganic substrates, it can enhance their surface properties and protect them from corrosion, wear, and other forms of damage.
Safety Information
Storage Conditions
It should be stored in a cool, ventilated place, away from alkaline substances and reducing agents. The product has a shelf life of 6 months under optimal storage conditions.


Safety Information
• Skin and Eye Irritation: This product may cause irritation. In case of contact, rinse immediately with soap and plenty of water. Seek medical attention if severe.
• Fire Extinguishing Agents: Water, foam, dry powder, carbon dioxide.
• Environmental Precautions: Do not discharge into drains.



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