China Polyaspartic Resin TD-420 Suppliers - High-Performance Coating Material from Reliable Factory

Introducing the Shandong Century Union TD-420, also known as NH1420, a cutting-edge polyaspartic ester polyurea material that's changing the landscape of the coating industry in China. As a high-performance, solvent-free resin rich in secondary amino groups, this innovative product is engineered to react efficiently with -NCO. As a leading supplier and factory of advanced coating solutions, we are committed to providing top-quality materials that meet the highest industry standards. Discover the superior properties of our polyaspartic ester polyurea and elevate your projects with the reliability of Shandong Century Union

Performance

Characteristics of the Product

✓ Solvent-free with low viscosity, long pot life. Suitable for the formulation of high-solid or solvent-free coatings.
✓ The coating film has excellent fullness and leveling performance, with outstanding weather resistance, water resistance, solvent resistance, acid and alkali resistance, and salt spray resistance.
✓ Excellent adhesion with concrete, ABS, PC, PVC and other plastics, as well as a wide variety of metals.

Product Parameters

Serial Number	Index	Value
1	Appearance	Transparent light yellow liquid
2	Solid Content %	98 ± 2
3	Amine Value (Mg KOH/g)	190–210
4	Amine Equivalent (g/mol)	277
5	Hydroxyl Value Equivalent %	5.86
6	Viscosity (mPa·s / 25℃)	<1000
7	Gel Time / Min (25℃, RH55%)	15

Applications

🛡️ Anti-corrosion Coatings 🏗️ Flooring Coatings 💧 Waterproof Coatings

Packing

🛢️ 200 kgs / Drum

Storage

1 The materials should be stored in a dry, cool, and well-ventilated environment, avoiding direct sunlight and rain, and kept away from sources of fire.
2 Under original packaging conditions and specified storage conditions, the shelf life of the product is 12 months from the production date. After opening, please use it as soon as possible. If not in use, it must be resealed and stored.

Frequently Asked Questions (FAQ)

Q What makes this product suitable for solvent-free coating formulations?

This product is solvent-free with low viscosity and a long pot life, making it ideal for high-solid or solvent-free coating systems. Its low viscosity ensures easy mixing and application without the need for additional solvents.

Q What substrates is this product compatible with?

This product demonstrates excellent adhesion to a wide range of substrates including concrete, ABS, PC, PVC and other plastics, as well as various metals, making it highly versatile for industrial applications.

Q What are the main application areas for this product?

This product is widely used in anti-corrosion coatings, flooring coatings, and waterproof coatings, thanks to its outstanding chemical resistance, weather resistance, and adhesion properties.

Q What is the gel time and viscosity of this product?

At 25℃ and 55% relative humidity, the gel time is approximately 15 minutes. The viscosity is less than 1000 mPa·s at 25℃, ensuring excellent workability and application performance.

Q How should this product be stored to maintain its quality?

Store the product in a dry, cool, and well-ventilated area away from direct sunlight, rain, and fire sources. Under original sealed packaging and proper storage conditions, the shelf life is 12 months from the production date. Once opened, use as soon as possible and reseal tightly if storing.

Q What is the solid content and amine value of this product?

The solid content is 98 ± 2%, and the amine value is between 190–210 Mg KOH/g. The amine equivalent is 277 g/mol, and the hydroxyl value equivalent is 5.86%, reflecting a high-performance reactive curing agent profile.