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UNITHANE IC-438 SF

Chemical Family
Polyurethanes (PU)

UNITHANE IC-438 SF is a NMP and APEO free, uniquely hard waterbased polyurethane designed specifically for use in a formulating topcoat for concrete, metal, wood and selected plastics. UNITHANE IC-438 SF produces an extremely clear, high gloss coating with exceptional abrasion and chemical resistance properties.

Properties

Physical Form
Dispersion

Identification

CASE Ingredients Functions
Binder & Resin

Product families

Applications

Paints & Coatings — Automotive & Transportation
  • Automotive OEM Coatings
Paints & Coatings — Building & Construction
  • Concrete Coatings & Stains
  • Floor Coatings
  • Wood Coatings & Finishes
Automotive & Transportation — Coatings & Finishes
  • Automotive OEM Coatings
Building & Construction — Flooring & Surfaces
  • Floor Coatings
Paints & Coatings — Industrial Coatings
  • Metal Coatings

Product Families

CASE Ingredients — Resins & Binders
  • Polyurethanes (PU)

Other characteristics

Brand
UNITHANE
End Uses
Solventless & High Solids Coating, Top Coat
Features

Abrasion Resistance, Chemical Resistance, High Gloss, Low VOC; Solvent Free (SF), NMP-Free (NF), Low VOC (<100 g/L)

Compatible Substrates & Surfaces
Concrete, Metal, Plastics, Wood
Markets
  • Automotive & Transportation
  • Building & Construction
  • Paints & Coatings
Appearance
Semi-translucent
Shelf LIfe
max. 12
Coating Type
  • Solventless & High Solids Coating
  • Top Coat
Technology
CASE Ingredients
Labeling Claims
  • APEO-Free
  • Low VOC
  • NMP-free
Product Type

Interior, Automotive, Synthetic Leather, Flooring, Wood, Concrete, Paint, Plastics - Rigid

Chemical Resistance
Chemical Resistance Testing (D-1308):
WATER
5
ACETIC ACID
5
METHYL ETHYL KETONE
3
2-PROPANOL
3
TOLUENE
5
GASOLINE
5
Compatible Substrates and Surfaces
  • Concrete
  • Metal
  • Plastics
  • Wood
Various Substrate Cross-cut Adhesion
Various Substrate Cross-cut Adhesion (D-3359)
COLD ROLL STEEL - UNPOLISHED
5B
ALUMINUM - UNTREATED
3B
BRASS - UNTREATED
5B
ABS - UNTREATED
0B
POLYCARBONATE - UNTREATED
0B
NYLON - UNTREATED
5B
HDPE - UNTREATED
0B

Technical data

Table 1 of 2

9 rows
CharacteristicValueUnitMethod
Total Solids36 - 38——
pH7.5 - 9.0——
Viscosity at 25°C10 - 250cps—
VOC15.36g/l—
VOC (Total Weight)1.56%—
Specific Gravity1.01——
Gloss at 60°C70 - 100——
Freezethaw Cycles3—D2243
Harmonize tariff number3909.50.6000——

Table 2 of 2

15 rows
CharacteristicValueUnitMethod
Tensile4840—D-882
Tensile at 100% Elongation2600psi—
Elongation331%D-882
Cold crackbelow 30°CISO 17233
Softening point155°C—
Pencil hardnessHBhD-3363
Sward hardness24.3—D-2134
Uv resistance (1000 hours at 340 nm)No damage—D-4587
Impact resistance at 160 psi ReverseNo Damage—D-2794
Impact resistance at 160 psi DirectDamage—D-2794
Tabor abrasion (Loss) (CS-10, 1000 cycles)11mgD-4060
Mandrel bendPass 1/8, 1/4, 3/8, 1/2, 5/8, 3/4, 1—D-522

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