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This formulation provides detailed instructions for preparing a waterborne white primer optimized for long-term protection, with specifications for testing and paint data.

Here's a detailed description of the formulation for a Long-Term Protection Waterborne White Primer utilizing Maincote PR71K:

Formulation: Long-Term Protection Waterborne White Primer

Raw Material Function Supplier

• Deionized Water Vehicle -
• Dispersing Agent (e.g., Edaplan 490) Dispersing Agent Münzing
• Defoamer (e.g., BYK 024) Defoamer BYK Chemie
• Co-Solvent (e.g., DPnB) Co-Solvent Dow Chemicals
• Titanium Dioxide (TiO2) Pigment KRONOS
• Calcium Carbonate (CaCO3) Filler OMYA
• Styrene Acrylic Emulsion (Maincote PR71K) Binder Dow Chemicals
• Antiflash Rust Additive (e.g., Ascotran-H10) Rust Inhibitor ASCOTEC
• Neutralizer (e.g., DMEA) Neutralizer ANGUS
• Thickener (e.g., ACRYSOL RM845) Thickener DOW

Procedure:

1. Prepare Mill Base: Add water, dispersing agent, defoamer, co-solvent, TiO2, and CaCO3 into the mill-base tank. Disperse with high shear rate for 10-15 minutes.
2. Let-Down Tank: In the let-down tank, add Maincote PR71K, defoamer, water, co-solvent premix, antiflash rust additive, and thickener, progressively with continuous stirring.
3. Separate Mixing: Mix separately the anticorrosion additive and neutralizer.
4. Final Mixing: Incorporate the anticorrosion additive and neutralizer mixtures into the main tank.
5. Set Aside: Stir the components while setting aside for further processing.

Testing:

• Condensation Test: Perform ISO6270 condensation test on cold-rolled steel with specified dry film thickness and duration.
• Salt-Spray Test: Conduct ISO9227 salt-spray test on cold-rolled steel with specified dry film thickness and duration.
• Adhesion Test: Evaluate adhesion per ISO2409 after specified time intervals.

Paint Data:

• PVC: Approximately 22%
• PVC/CPVC: Approximately 0.36
• Gloss Level: 67 (60°)

This document provides a guiding formulation for a waterborne white primer utilizing MAINCOTE 100 with ASCONIUM-142DA. Here's a breakdown of the formulation, process, and testing:

Guiding Formulation: WATERBORNE WHITE PRIMER

STEP 1:

• Process: Add in order with good agitation in the mill-base tank.
• Raw Materials:
  • Deionized Water
  • EDAPLAN 490 (Dispersing Agent, MÜNZING)
  • BYK 024 (Defoamer, BYK-Chemie)
  • AMP 90 (Neutralizer, ANGUS)
  • DPnB (Co-solvent, Dow Chemicals)
  • KRONOS 2190 (TiO2, KRONOS)
  • DURCAL 5 (CaCO3, OMYA)
• Procedure: Disperse with high shear rate for 10-15 minutes and set aside.

STEP 2:

• Process: Mix separately while stirring, and set aside.
• Raw Materials:
  • AMP90 (Neutralizer, ANGUS)
  • ASCONIUM-142DA (Anticorrosion Additive, ASCOTEC)

STEP 3:

• Process: Into the let-down tank, add in order progressively with continuous stirring.
• Raw Materials:
  • MAINCOTE 100 (Binder, DOW)
  • STEP-2 PREMIX
  • BYK024 (Defoamer, BYK-Chemie)
  • Deionized Water
  • DPnB (Co-solvent, Dow Chemicals)
  • ASCOTRAN-H10 (Flash-rust Inhibitor, ASCOTEC)
  • STEP-1 MILL-BASE
  • TAFIGEL PUR48 (Thickener, MÜNZING)

Additional Information:

• Paint Data:
  • PVC: 24.6%
  • PVC/CPVC: 0.41
• Testing:
  • CONDENSATION TEST ISO6270: Cold-rolled steel; 560 hours; 1 layer; 100-120 µm dry
  • SALT-SPRAY TEST ISO9227: Cold-rolled steel; 560 hours; 1 layer; 100-120 µm dry; Ri0, 0(S0), delam<1mm

This document outlines a guideline formulation for a waterborne white Direct-to-Metal (DTM) paint. The formulation process involves preparing a mill base under high shear for 10-15 minutes, then adding components in a specific order, and finally setting the mill base aside. Subsequent steps include adding additional components with continuous stirring.

Raw Materials:

• Deionized Water
• Texcryl D50 (Dispersing Agent, Texochem Industries)
• Ammonia (Neutralizer)
• Texcryl DF-02 (Defoamer, Texochem Industries)
• UnoWet 9459 N (Wetting Agent, Uno Chemie)
• Texcryl MT30 (Thickener, Texochem Industries)
• Titanium Dioxide (Pigment)
• Calcium Carbonate (Filler)
• Texcryl M59 (DTM Emulsion, Texochem Industries)
• Ascotran H10 (Flash Rust Inhibitor, Ascotec)
• Asconium 142DA (Corrosion Inhibitor, Ascotec)
• Texanol (Cosolvent, Eastman)
• Biocide

Process:

1. Prepare mill base under high shear for 10-15 minutes.
2. Add components in specified order and set aside mill base.
3. Add additional components with continuous stirring.

Salt Spray Performance Testing:

• Substrate: Cold Rolled Steel
• Dry Film Thickness: 75 microns
• Duration: 350-500 hours

This waterborne white direct-to-metal (DTM) coating is designed to protect cold-rolled steel from corrosion and rust, ensuring durability in salt-spray and high humidity conditions.

Key Components:

• Deionized Water: Solvent
• Tegodisperse 750W: Dispersing agent
• BYK 024: Defoamer
• AMP90: Neutralizer
• KRONOS 2190: Titanium dioxide (white pigment)
• Omyacoat 850 OG: Calcium carbonate (extender)
• Luzenac HAT T84: Talcum (filler)
• Asconium-114: Anticorrosion additive
• Inokem 3304: Binder
• Borchi Oxycoat 1101: Dryer
• Coapur 830W: Thickener
• Ascotran-H10: Flash-rust inhibitor

Preparation Steps:

Mill-Base Preparation:

1. Mix deionized water, dispersing agent, defoamer, neutralizer, pigments, and fillers.
2. High shear mixing for 10-15 minutes.
3. Add anticorrosion additive.

Let-Down Stage:

1. Gradually add binder, defoamer, water, dryer, thickener, and flash-rust inhibitor with continuous stirring.

Performance Testing:

• Salt-Spray Test: 600 hours on cold-rolled steel, 80-85 µm DFT
• Humidity Test (DIN EN ISO 6270): 600 hours on CRS, 80-85 µm DFT

Paint Properties:

• PVC: ~17%
• PVC/CPVC Ratio: ~0.3
• Gloss Level: 90 (60°)

This waterborne white direct-to-metal (DTM) coating is formulated to protect cold-rolled steel from corrosion and rust, designed for durability under harsh conditions like salt-spray and high humidity.

Key Components:

• Deionized Water: Solvent
• Tegodisperse 750W: Dispersing agent
• BYK 024: Defoamer
• AMP90: Neutralizer
• KRONOS 2190: Titanium dioxide (white pigment)
• Omyacoat 850 OG: Calcium carbonate (extender)
• Luzenac HAT T84: Talcum (filler)
• Asconium-114: Anticorrosion additive
• Inokem 3304: Binder
• Borchi Oxycoat 1101: Dryer
• Coapur 830W: Thickener
• Ascotran-H10: Flash-rust inhibitor

Preparation Steps:

1. Mill-Base Preparation:
   • Mix deionized water, dispersing agent, defoamer, neutralizer, pigments, and fillers.
   • High shear mixing for 10-15 minutes.
   • Add anticorrosion additive.
2. Let-Down Stage:
   • Gradually add binder, defoamer, water, dryer, thickener, and flash-rust inhibitor with continuous stirring.

Performance Testing:

• Salt-Spray Test: 600 hours on cold-rolled steel, 80-85 µm DFT
• Humidity Test (DIN EN ISO 6270): 600 hours on CRS, 80-85 µm DFT

Paint Properties:

• PVC: ~17%
• PVC/CPVC Ratio: ~0.3
• Gloss Level: 90 (60°)

This formulation provides detailed instructions for creating a waterborne white DTM coating with exceptional salt-spray resistance and long-term protection properties. It includes information on component order, technical data, and contact details for further inquiries.

• Description: The coating aims to provide extended protection for cold-rolled steel surfaces, lasting up to 1000 hours in salt-spray conditions. It offers resistance against corrosion and rust formation, ensuring longevity and durability.
• Components:
  1. DEIONIZED WATER: Primary solvent.
  2. TEGODISPERSE 750W: Dispersing agent by EVONIK.
  3. BYK 024: Defoamer supplied by BYK.
  4. AMP90: Neutralizer from ANGUS.
  5. KRONOS 2190: Titanium dioxide (TiO2) provided by KRONOS.
  6. OMYACOAT 850 OG: Calcium carbonate (CaCO3) by OMYA.
  7. LUZENAC HAT T84: Talcum by RIO TINTO.
  8. ASCONIUM-114: Anticorrosion additive from ASCOTEC.
  9. INOKEM 3301: Binder supplied by ECOAT.
  10. BORCHI OXYCOAT 1101: Dryer from BORCHERS.
  11. COAPUR 830W: Thickener by COATEX.
• Total Composition:
  • Total Weight: 100
• Salt-Spray Performances:
  • Substrate: Cold-rolled steel
  • Duration: 1000 hours
  • Layers: 1 layer
  • Dry Film Thickness (DFT): 70-75 µm
• Formulation Steps:
  • STEP 1: Components added in order to the mill-base tank with good agitation and then set aside.
  • STEP 2: Progressive addition of components to the let-down tank with continuous stirring.
• Humidity Tests:
  • Duration: 1000 hours on CRS
  • Layers: 1 layer
  • Dry Film Thickness (DFT): 70-75 µm
• Paint Data:
  • PVC: Approximately 16%
  • PVC/CPVC: Approximately 0.28
  • Gloss Level: 90 (60°)
  • VOC: 20 g/l

This waterborne white direct-to-metal (DTM) coating formulation is designed for long-term protection of cold-rolled steel, providing effective performance in salt-spray conditions.

Key Components:

• Deionized Water: Solvent
• Tegodisperse 750W: Dispersing agent
• AMP 90: Neutralizer
• BYK 024: Defoamer
• DPnB: Co-solvent
• Tafigel PUR 85: Thickener
• KRONOS 2190: Titanium dioxide (white pigment)
• Durcal 5: Calcium carbonate (extender)
• Asconium-142DA: Anticorrosion additive
• Maincote HG100: Binder
• Ascotran-H10: Flash-rust inhibitor
• Acrysol RM845: Thickener

Preparation Steps:

Step 1: Mill-Base Preparation

1. Add deionized water, dispersing agent, neutralizer, defoamer, co-solvent, thickener, titanium dioxide, and calcium carbonate to the mill-base tank with good agitation.
2. Disperse with high shear mixing for 10-15 minutes and set aside.

Step 2: Premix Preparation

1. Mix anticorrosion additive and neutralizer separately while stirring, then set aside.

Step 3: Let-Down Stage

1. In the let-down tank, progressively add the binder, premix from Step 2, defoamer, deionized water, co-solvent, flash-rust inhibitor, and the mill-base from Step 1 with continuous stirring.
2. Add the final thickener and ensure thorough mixing.

Performance Testing:

• Salt-Spray Test: 500 hours on cold-rolled steel, 70 µm dry film thickness (DFT)

This formulation provides detailed instructions for creating a water-based white DTM coating with a focus on long-term protection. It includes information on component order, technical data, and contact details for further inquiries.

• Description: The coating is formulated to provide extended protection for metal surfaces, offering resistance against corrosion, rust formation, and various environmental factors.
• Components:
  1. WATER: Primary solvent.
  2. AC2403: Binder from ALBERDINGK BOLEY.
  3. EDAPLAN 490: Dispersing agent by MUNZING.
  4. BYK 024: Defoamer supplied by BYK.
  5. AMP90: Neutralizing agent from ANGUS.
  6. KRONOS 2190: Titanium dioxide (TiO2) provided by KRONOS.
  7. ASCONIUM-142DA: Anticorrosion additive from ASCOTEC.
  8. DOWANOL DPM: Co-solvent by DOW CHEMICALS.
  9. BYK 349: Wetting agent from BYK CHEMIE.
  10. ASCOTRAN-H10: Flash-rust inhibitor by ASCOTEC.
  11. TAFIGEL PUR85: Thickener supplied by MÜNZING.
• Total Composition:
  • Total Weight: 100
• Paint Data:
  • PVC: Approximately 19.6%
  • PVC/CPVC: Approximately 0.35
  • SALT SPRAY TEST RESULTS:
    • Blistering (ISO 4628-2): 0 (S0)
    • Rusting (ISO 4628-3): Ri0
    • Cracking (ISO 4628-4): 0 (S0)
    • Flaking (ISO 4628-5): 0 (S0)
    • Corrosion at scribe (ISO 12944): Less than 1.5 mm
    • Adhesion after 7 days (ISO 2409): 0
  • TEST CONDITIONS:
    • Substrate: CRS
    • SST Duration: 1440 hours
    • Application: 2 layers
    • Dry Film Thickness (DFT): 100-110 µm

This formulation provides detailed instructions for creating a waterborne white DTM paint, focusing on long-term protection. It includes information on the sequential addition of components, technical data such as salt-spray performance, and contact details for further inquiries.

Here's a breakdown:

• Description: The paint is formulated to provide extended protection for metal surfaces, with specific emphasis on resistance against corrosion and rust formation.
• Components:
  1. WATER: Primary solvent.
  2. TEGODISPERSE 750W: Dispersing agent from EVONIK.
  3. AMP90: Neutralizer supplied by ANGUS.
  4. BYK 024: Defoamer provided by BYK Chemie.
  5. TAFIGEL PUR 85: Thickener from MÜNZIG.
  6. KRONOS 2190: Titanium dioxide (TiO2) by KRONOS.
  7. ASCONIUM-143: Anticorrosion additive from ASCOTEC.
  8. EPS595: Binder supplied by EPS.
  9. Dowanol DPnB: Co-solvent by Dow Chemicals.
  10. ASCOTRAN-H10: Flash-rust inhibitor from ASCOTEC.
  11. TAFIGEL PUR64: Thickener provided by DOW.
• Total Composition:
  • Total Weight: 100
  • SALT-SPRAY PERFORMANCE:
    • Substrate: Cold-rolled steel (Qpanel R-Type)
    • Exposure Time: 480 hours
    • Number of Layers: 1
    • Dry Film Thickness: 80-85 µm