Products

Product

High-peel Waterborne Polyurethane Base Resin for Leather

DEMARTAN PG does not contain free formaldehyde, environmental performance in line with EU standards. DEMARTAN PG is very suitable for pre-tanning and re-tanning of leather requiring soft finished leather.

Keywords: High-peel Waterborne Polyurethane Base Resin for Leather

Classification:

Base Resin for Waterborne Polyurethane Synthetic Leather

Inquiry

Product Parameters

Chemical composition: Anionic waterborne aliphatic polyurethane
Appearance: milky white semi-transparent pan blue liquid
Active ingredient: 45±1%
Viscosity: 500-1000mPa.s
Tensile strength: 11-13Mpa
PH value: 7.0-9.0
Elongation at break: 400-500%
100% modulus: 3.0-7.0Mpa

Product Performance

1. The emulsion state is stable.
2. Does not contain any toxic substances.
3. High bonding strength with substrate and resin surface layer.

Application recommendations

This product is recommend used in shoe top, ultra-fiber leather and other fields as a dry bottom bonding use. According to the needs of the product, the paper transfer process can be selected. The drying temperature is 90-140 ℃, fully dried, with good peel strength.
This product can also be used alone or with other water-based polyurethane dispersion or acrylic resin combination, can be added according to the need for water-based polyurethane with the corresponding additives, in other brands of resin combination or add additives, please do compatibility test, to ensure that does not affect the stability of the product, can be diluted with water to adjust the solid content and viscosity.

Packaging, storage

Packing specification (plastic barrel):120kg, ton barrel.
Suggested storage: cool, dry, ventilated place 5-40 DEG C, avoid freezing.
Storage time: 6 months from the date of production without opening the tank.

Waterborne polyurethane primer resin for adhesive layer of leather