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Waterborne polyurethane resin for shoe 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: Waterborne polyurethane resin for shoe leather

Classification:

Fabric resin for waterborne polyurethane synthetic leather

Inquiry

Product Parameters

Chemical composition: waterborne aliphatic polyurethane resin
Appearance: semi-permeable liquid
Active ingredient: 30±1%
Viscosity: 500-700mPa.s
Tensile strength: 7-10Mpa
PH value: 7.0-9.0
Elongation at break: 100-200%
100% modulus: 7-8Mpa

Product Performance

1. Suitable for artificial leather dry surface layer.
2. Good film formation and high physical properties.
3. Yellowing resistance and high temperature resistance.

Application recommendations

This product is recommended to be used in shoe leather, synthetic leather and other fields as a surface layer. Sizing method according to product needs, can choose straight coating or release paper transfer process. Drying temperature is 90-140 DEG C, fully dried.
This product can also be used alone or with other aqueous polyurethane dispersion or acrylic resin combination, according to the need to add water-based polyurethane with the corresponding additives, with 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 used as 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.

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Waterborne polyurethane resin for shoe leather