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Product Info for UNITHANE HSB


UNITHANE HSB is a soft, high solids, extremely bright water based polyurethane topcoat with a pleasant feel. UNITHANE HSB has excellent anti-blocking, adhesion and flexibility. UNITHANE HSB can be blended with UNITHANE HP-25-D to adjust gloss before being applied by spray or roll coater on side leather or upholstery.

A starting formula for application is as follows (All parts by weight):

UNITHANE HSB 60 (Spray) 100 (Roll)

WATER 40 (Spray) 0 (Roll)

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 29 – 31 8.0 – 10.0 500 – 1000 cps. 80-90

Full product details can be found in this section:



Total Solids %: 29 – 31
pH: 8.0 – 10.0
Viscosity @ 25⁰ C: 500 – 1000 cps.
VOC (% of total weight): 11.4-11.7
Specific Gravity: 1.01-1.04
Appearance: Opaque
Gloss (60): 80-90
Freeze/Thaw Cycles (D-2243): 0
Shelf Life: Maximum 12 months.
Harmonize Tariff Number: 3909.50.6000

Certified to ISO-9001:2015

Contact Information:

3 Malcolm Hoyt Drive
Newburyport, Massachusetts 01950 · U.S.A.
Tel: (978) 465-1717 · Fax: (978) 465-4194
E-mail: ·


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