ZDS-1990AB 2K Polyaspartic Polyurea Waterproof Coating

Property Value
Mix Ratio (A:B) Refer to technical datasheet
Pot Life 30-45 min @25°C
Curing Time 2-4 h @25°C
Viscosity 300-800 cps
Hardness 40-50D
Elongation at Break 100-200%
Tensile Strength 10-15 MPa
VOC Content ≤50 g/L

High-Performance 2K Polyaspartic Polyurea Waterproof Coating

ZDS-1990AB is a premium grade, clear 2K polyaspartic polyurea waterproof coating engineered for fast and ultra-durable applications in demanding environments. With its advanced formulation, this coating delivers exceptional elongation at break (100-200%), superior tensile strength (10-15 MPa), and remarkable resistance to yellowing and color fading even after prolonged UV exposure — equivalent to over a decade of direct sunlight. Its ultra-low VOC emission (≤50g/L) supports healthy construction environments and environmental compliance.

  • Designed for residential, commercial, and public facilities, including kitchens, bathrooms, balconies, roofs, exterior walls, restrooms, pool areas, basements, garages, hotels, and renovation of old buildings.
  • Quick curing time of just 2-4 hours at 25°C enables rapid project turnover, minimizes site disruption, and simplifies renovation schedules.
  • Excellent waterproofing performance at minimal thickness — just 1.0-1.5 mm equals the waterproofing effect of traditional materials with >3 mm thickness.
  • Outstanding resistance to environmental stress, mechanical damage, and chemical exposure, making it suitable for tiling and upgrading surfaces where durability and premium aesthetics are required.
  • Easy to apply on complex surfaces, including tiles, concrete, old substrates, and previous coatings.

With ZDS-1990AB, you can confidently transform any area into a resilient, waterproof, and visually appealing space — while maximizing efficiency and air quality.

Fast curing, Highly elastic, Excellent waterproofing, Ultra-low VOC, Superior UV resistance

Ensure substrate is clean, dry, and free of oil or debris. Mix A and B components according to specifications. Apply by roller, brush, or spray in 1.0-1.5 mm thick layers. Allow curing at 25°C for 2-4 hours before subsequent work or traffic. For tile renovation, remove loose tiles and ensure a flat surface before coating.

  • Kitchen and bathroom renovations
  • Balcony and roof waterproofing
  • Exterior wall tiling
  • Commercial restroom and pool areas
  • Basement and garage flooring
  • Hotel and public facility upgrades
  • Old building waterproof refurbishment

Available in standard units, store in cool dry conditions; shelf life 12 months in original sealed packaging.

How quickly does ZDS-1990AB cure?

At room temperature (25°C), ZDS-1990AB cures within 2-4 hours, allowing for rapid turnover in renovation projects.

Can this coating be applied over old tiles?

Yes, ZDS-1990AB is specifically designed for waterproofing and renovating tile surfaces, provided they are clean and well adhered.

Does the coating resist yellowing under sunlight?

Absolutely; it has exceptional resistance to yellowing and color fading even after more than 10 years of simulated UV exposure.

What is the recommended thickness for effective waterproofing?

A thickness of 1.0-1.5mm provides waterproofing comparable to traditional roll materials exceeding 3mm.

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