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ASCOTRUST® X3

CASE Ingredients Features
Corrosion Resistance

ASCOTRUST® X3 is a liquid additive for waterborne coatings. Like ASCOTRUST® X2, it reacts with metal cations to form stable organic complexes chemically bonded to metal substrates, providing effective chemical passivation. However, ASCOTRUST® X3 is uniquely formulated to offer superior resistance to corrosion in harsh environmental conditions.

Properties

Physical Form
Liquid

Identification

CASE Ingredients Functions
Rust Converter

Product families

CASE Ingredients — Additives
  • Functional Additives

Other characteristics

Brand
ASCOTRUST
End Uses
Waterborne Coating
Features
Corrosion Resistance
Functions
Rust Converter
Labeling Claims

Environmentally Friendly, Tannic Acid-free, VOC-free; Environmentally Friendly; Tannic Acid-free; VOC-free

Compatible Polymers & Resins

Acrylics, Alkyds, Epoxies (EP), Polyurethanes (PU)

Appearance
Pale yellow limpid liquid
Shelf LIfe
12 months
Miscible In
Water, Ethylene glycol, Glycerol
Technology
CASE Ingredients
Immiscible In

Alcohol, Butyl glycol, Dimethyl phthalate, Methyl ethyl ketone

Packaging Type
  • Drums
  • Pails
  • Totes (IBC)
Compatible
Water based binders
Benefits
  • Ready-to-use and easy to incorporate liquid
  • VOC-free
  • Eco-friendly* additive
  • Synergic action with antiflash-rust additives
  • Doesn't change color of coatings
Dosage Information

ASCOTRUST® X3 is preferably added at the last manufacturing step (post-addition). In 2K PU systems: should be added into the resin part.; In 2K Epoxy systems: preliminary tests should be per- formed to determine in which part ASCOTRUST® X3 should be added.; Indicative use dosages (% of total coating weight): 1 to 3%, depending on the coating formulation.; The dosage can reach 5% into primers or one coat sys- tems, applied on highly reactive rusted substrates, at low DFT (<40-50 μm).; It is advisable to determine the optimum amount by a laboratory test.

Standard Packaging
  • Plastic pail of 30kg net.
  • Metal drum of 200kg net.
  • IBC of 1000 kg net.
  • Pail: 31.5 kg
  • Drum: 220 kg
  • IBC: 1060 kg
Storage Condition

1 year in its original closed drum, in storage conditions described above.; Some crystals may form when ASCOTRUST is stored at temperatures below 0°C for several days.; The product will recover its initial properties after warming at ambient temperature.

Country Availability
  • Canada
  • USA
Applications

ASCOTRUST® X3 is added to waterborne coatings directly applied on rusted or poor-prepared ferrous substrates.; It ensures an effective blocking effect on residual rust, and avoids its migration through the fresh paint film.; Its passivation properties of rust allow to maintain good anticorrosion performances of the coatings, despite the adverse substrate conditions.; It doesn't compromise the coating anticorrosion perfor- mance on non-rusted substrates.; ASCOTRUST-X3 is mainly designed for waterborne pig- mented coatings, and specifically iron oxide containing coatings, based on various binder technologies: acrylic, alkyd, epoxy, PU.; It is recommended to use an organic-type anticorrosion agent when ASCOTRUST® X3 is added to a metal paint for- mulation.

Coating End Applications
Waterborne Coating
Compatible Polymers and Resins
  • Acrylics
  • Alkyds
  • Epoxies (EP)
  • Polyurethanes (PU)
Compatible Substrates and Surfaces
Metal

Technical data

Table 1 of 1

4 rows
CharacteristicValueUnitMethod
Density (at 20°C)1.00 - 18.98—ASTM D1122
pH Range (at 20°C)6.7 - 7.3—ASTM D1287
Viscosity (at 20°C)max. 30cpsASTM D2515
Freezing Pointmax. 0°CASTM D1177

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