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Product Info for UNITHANE IC-490 NF

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UNITHANE IC-490 NF is an anionic NMP and APEO free dispersion of an aliphatic polyester water base polyurethane. UNITHANE IC-490 NF is designed for industrial coating applications requiring excellent gloss, abrasion resistance, dry time, release and anti-blocking properties.

Industrial Applications:

This product is recommended for: Automotive Interiors – Non-Leather, Paint and Coating Resins, Graphic Arts, Flexible Substrates

Product Characteristics:

Product Class	Solids %	pH	Viscosity @25ºC	Gloss	VOC g/L	Tensile (D-882)	Elongation (%)	Modulus 100% (psi)	Sward Hardness
	34-36	7.3-9.0	20-250	85-100	98-99	5000 psi	400%	2000 psi	30

Full product details can be found in this section:

GENERAL INFORMATION

Special Features: NMP-Free (NF), Low VOC (<100 g/L)
Application Types – Industrial Coatings: Automotive, Aircraft, Synthetic Leather, Paint, Graphic Arts, Inks, OPV, Paper, Plastics – Flexible

TYPICAL SPECIFICATIONS

Total Solids %: 34-36
pH: 7.3-9.0
Viscosity @ 25⁰ C: 20-250
VOC (Grams/Liter): 98-99
VOC (% of total weight): 9.8-9.9
Specific Gravity: 1.04-1.06
Appearance: Semi-Translucent
Gloss (60): 85-100
Freeze/Thaw Cycles (D-2243): 0
Shelf Life: Maximum 12 months.
Harmonize Tariff Number: 3909.50.6000

TYPICAL FILM PROPERTIES

Film Appearance after Curing: Clear
Tensile (D-882): 5000 psi
Tensile at 100% Elongation: 2000 psi
Elongation (D-882): 400%
Cold Crank (ISO 17233): <-30°C
Softening Point: 210°C
Pencil Hardness (D-3363): 3B
Sward Hardness (D-2134): 30
UV Resistance (D-4587): No Damage (1000 hours at 340nm)
Impact Resistance (D-2794): No Damage at 160 psi (Direct or Reverse)
Tabor Abrasion (D-4060): 11 mg loss (CS-10, 1000 cycles)
Mandrel Bend (D-522): Pass 1/8, 1/4, 3/8, 1/2, 5/8, 3/4, 1″
Dry Time (D-5895): 20 minutes
Hydrolysis Resistance (200 hours, 70ºC, 95% RH): Retained 75% of Tensile Properties

CHEMICAL RESISTANCE TESTING (D-1308)

note: 5= no damage, films dried for 15 minutes at 80ºC, then equalized at room temp for 7 days.
Water: 5
Acetic Acid: 5
Ammonia: 3
Methyl Ethyl Ketone: 5
2-Propanol: 4
Toluene: 5
Gasoline: 5

VARIOUS SUBSTRATE CROSS CUT ADHESION (D-3359)

Cold Roll Steel – Unpolished: 5B
Aluminum – Untreated: 5B
Brass – Untreated: 5B
ABS – Untreated: 3B
Polycarbonate – Untreated: 5B
Nylon – Untreated: 5B
HDPE – Untreated: 0B

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: union@unionspecialtiesinc.com ∙ www.unionspecialtiesinc.com

Disclaimer:

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