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Product Info for ADDITIVE S-7A


ADDITIVE S-7A is a feel improver designed to produce a leather with a soft, pleasant touch. ADDITIVE S-7A is a high solids silicone, which is modified to readily disperse in water based finishes. ADDITIVE S-7A can be added to base, intermediate and topcoat formulations to produce the desired feel and physical properties associated with silicone additives.

USAGE: max of 7% based on total formulation.

Industrial Applications:

This product is recommended for: Leather, Automotive Interiors – Leather, Automotive Interiors – Non-Leather

Product Characteristics:

Product Class Solids % pH Viscosity @25ºC Gloss VOC g/L Tensile (D-882) Elongation (%) Modulus 100% (psi) Sward Hardness
Additives 58 – 62 200 – 1000 cps.

Full product details can be found in this section:


Special Features: Solvent Free (SF)
Application Types – Leather: Automotive, Aircraft, Upholstery, Feel Additives, Synthetic Leather


Total Solids %: 58 – 62
Viscosity @ 25⁰ C: 200 – 1000 cps.
VOC (% of total weight): 0
Specific Gravity: 1.02
Appearance: Opaque
Freeze/Thaw Cycles (D-2243): 0
Shelf Life: Maximum 18 months.
Harmonize Tariff Number: 3910.00.0000

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.

[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.]