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Hauthane HD-4670

Chemical Family
Polyurethanes (PU)

Hauthane HD-4670 is an ultra-soft, aliphatic, water-borne urethane dispersion. Features: Superior flexibility. Ultra-soft, resilient, flexible, film. Excellent UV-resistance. Good abrasion resistance. Superior low temperature, flex-crack resistance. Low melting point (240°F).

Properties

Physical Form
Dispersion

Identification

CASE Ingredients Functions
Binder & Resin

Product families

Applications

Industrial — Leather & Textiles
  • Textile Manufacturing

Product Families

CASE Ingredients — Resins & Binders
  • Polyurethanes (PU)

Other characteristics

Brand
Hauthane
Features

Abrasion Resistance, Crack Resistance, Low Melting Point, Low Temperature Flexibility, UV Resistance

Compatible Substrates & Surfaces
Fibers & Fabrics, Textiles
Curing

No crosslinking suggested for heat seal coatings.; Melamine-formaldehyde (3 - 6 phr) provides improved performance.

Carrier
Water
Markets
Industrial
Product Uses

Due to its overall properties, HD-4670 can be used as a finish or a coating.; This versatile urethane is ideally suited for use as an anti-fray finish on textile fabrics that must have an ultra-soft hand.; HD-4670 is also ideally suited for textile-coating applications that require excellent low temperature flex crack resistance.; The extremely low melt temperature also allows HD-4670 to be used as a heat sealable coating.

Technology
CASE Ingredients
Application Methods
  • Air Knife Coating
  • Pad Printing
  • Spray
Applications

Spray or pad, solids may be adjusted for optimum add-on.; May be thickened with HA-921 for knife coating.

Compatible Substrates and Surfaces
  • Fibers & Fabrics
  • Textiles

Technical data

Table 1 of 2

6 rows
CharacteristicValueUnit
Solids32 - 34%
Viscosity50 - 500cps
pH7.5 - 10.0—
Density8.6lbs/gal
Softening Point240°F
VOC Content (as supplied)78gm/l

Table 2 of 2

3 rows
CharacteristicValueUnitMethod
Elongation800%Tested at 20 inches/minute
Tensile Strength3psiTested at 20 inches/minute
100% Modulus200psiTested at 20 inches/minute

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