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Product Info for UNITHANE SU-20


UNITHANE SU-20 is a soft water based polyurethane bright topcoat with a pleasant feel. UNITHANE SU-20 has excellent anti-blocking, adhesion and flexibility properties and is especially good for upholstery and shoe upper leathers. UNITHANE SU-20 can be blended with UNITHANE SU-20-D to adjust gloss before being applied by spray or roll coater.

A starting formula for spray application is as follows:

All parts by weight.


Water 40

Industrial Applications:

This product is recommended for: Leather

Product Characteristics:

Product Class Solids % pH Viscosity @25ºC Gloss VOC g/L Tensile (D-882) Elongation (%) Modulus 100% (psi) Sward Hardness
Finishing 19 – 21 7.6 – 9.6 100 – 400 cps. 80

Full product details can be found in this section:



Total Solids %: 19 – 21
pH: 7.6 – 9.6
Viscosity @ 25⁰ C: 100 – 400 cps.
VOC (% of total weight): 9.54
Specific Gravity: 1.02
Appearance: Opaque
Gloss (60): 80
Freeze/Thaw Cycles (D-2243): 3
Shelf Life: Maximum 18 months.
Harmonize Tariff Number: 3909.50.6000

Certified to ISO-9001:2015

Contact Information:

3 Malcolm Hoyt Drive
Newburyport, Massachusetts 01950


The information and data contained herein are believed to be correct. However, we do not warrant either expressly or by implication the accuracy thereof.

[Please note that due to the Chinese Trademark Office opposition decision, products destined for the China marketplace in the category of “Adhesives for Industrial purposes: Polyurethane,” will NOT contain the trade name “UNITHANE” but will be labeled only with the letter or number designation. Please contact us if there are any questions. Thank you.]