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Dar-Tech Hauthane HD-4664

Chemical Family
Polyurethanes (PU)

Dar-Tech Hauthane HD-4664 is a medium-soft, high-solids, co-solvent-free, aliphatic polyurethane dispersion. It was designed as a high-solids, multi-purpose textile binder polymer. It may be used as a blending resin for harder polyurethane polymers to impart greater film flexibility. A balanced composition provides good stability with acrylic latices and confers superior strength, abrasion resistance, and low-temperature flexibility properties.

Properties

Physical Form
Dispersion

Identification

CASE Ingredients Functions
Binder & Resin

Product families

CASE Ingredients — Resins & Binders
  • Polyurethanes (PU)

Other characteristics

Brand
Dar-Tech Hauthane
End Uses

Base Coat, Solventless & High Solids Coating, Waterborne Coating

Features

Abrasion Resistance, Crack Resistance, Excellent Stability, Good Toughness, Improved Flexibility, Low Temperature Flexibility, Water Dispersible

Compatible Substrates & Surfaces
Leather, Textiles
Carrier
Water
Cure
Air Dry
Technology
CASE Ingredients
Suggested Uses

HD-4664 was designed as a high solids, multi-purpose textile binder polymer. It may be used as a blending resin for harder polyurethane polymers to impart greater film flexibility. A balanced composition provides good stability with acrylic latices and confers superior strength, abrasion resistance and low temperature flexibility properties.

Characteristic

High solids (50%); Contains no co-solvent; Medium soft, tough, dry film; Superior abrasion resistance; Exceptional low temperature flexibility and crack resistance

Labeling Claims
Cosolvent-free
Application Methods
  • Knife-over-roll
  • Padding
  • Spray
Chemical Inventories
  • DSL (Canada)
  • TSCA (USA)
Country Availability
  • Canada
  • USA
Coating End Applications
  • Base Coat
  • Solventless & High Solids Coating
  • Waterborne Coating
Application Method & Curing

HD-4664 can be air dried, if desired, depending on film thickness. Typical drying temperatures and dwell times for aqueous coatings are sufficient to produce optimal film properties.

Certifications and Compliance
  • SARA 311/312
  • SARA 313
Compatible Polymers and Resins
Acrylics
Compatible Substrates and Surfaces
  • Leather
  • Textiles

Technical data

Table 1 of 2

8 rows
CharacteristicValueUnit
Density8.8lb/gal
pH7.5 - 10.0—
Softening Point310.0ºF
Solid Content50.0%
Solids Tolerance0 - 2%
Sward Hardness14.0—
Viscosity200 - 800cps
VOC Content (As Supplied)12.0g/l

Table 2 of 2

5 rows
CharacteristicValueUnit
Elongation (20 Inches/Minute)625.0%
Modulus (100%, 20 inches/minute)800.0psi
Modulus (200%, 20 Inches/Minute)1100.0psi
Modulus (300%, 20 Inches/Minute)1500.0psi
Tensile Strength (20 Inches/Minute)min. 6000psi

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