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MAPRENAL® MF 904/97

MAPRENAL® MF 904/97 is a hexamethoxymethyl melamine resin delivered in a solvent-free form. Here are some key characteristics and uses of this product:
Characteristics:
- Dynamic Viscosity (at 23°C): 3000 - 6500 mPa.s
- Non-Volatile Matter (after 1 hour at 120°C): 96 – 100%
- Iodine Colour Number: < 1
- Density (at 20°C): Approximately 1.20 g/ml
- Flash Point (Pensky-Martens): > 90°C
- Formaldehyde Content (Sulfite): < 0.20%
- Molecular Weight Distribution (Mw/Mn): 1.20
Uses:
- MAPRENAL® MF 904/97 is a standard type of HMMM resin suitable for solvent- and waterborne (with cosolvent) baking enamels.
- Common applications include acid-cured coatings such as automotive primers, base and clear coats, as well as coil coatings.
Film Properties:
- The product offers desirable film properties suitable for various coating applications.
Storage Stability:
- When stored at temperatures up to 25°C, the product maintains stability for at least 24 months after the day of production when packed in original containers. Some turbidity may occur in isolated cases, but this does not affect product quality.
This information is based on careful investigations and is intended for informational purposes. Users are advised to conduct their own tests to determine the suitability of the product for their specific purposes. Prefere Melamines does not assume liability for damages resulting from the use of this information or the product.

Prefere Resins

Dispex® Ultra FA 4437

Dispex® Ultra FA 4437 is a color acceptance improver and surface-active flow additive for aqueous coatings. Here's a breakdown of its properties, application, recommended concentrations, safety information, and validity:
Properties:
- Physical form: Yellowish, slightly cloudy, fluid to waxy
- Density at 70°C (158°F): ~1.025 mPa.s
- Hydroxyl value: ~78.5 KOH/g
- Saponification value: ~60
- pH (5%): ~7.5
- Water content: ~0.15%
Application:
- Suitable for aqueous systems based on emulsions and aqueous resins.
- Recommended concentrations: 0.1 - 1.0%, calculated on the total formulation.
- Can be added either prior to grinding the pigments or afterwards to the finished paint.
Safety:
- When handling, comply with the advice and information given in the safety data sheet and observe protective and workplace hygiene measures appropriate for handling chemicals.
Validity:
- This Technical Data Sheet is valid for all versions of Dispex Ultra FA 4437.
- The data provided are based on current knowledge and experience, and processors are advised to conduct their own investigations and tests.
- The data do not imply any guarantee of certain properties or the suitability of the product for a specific purpose.
Dispex® Ultra FA 4437 is designed to improve color acceptance and prevent surface defects such as craters, fisheyes, and pinholes in aqueous coatings.

AEROSIL® R 972

AEROSIL® R 972 is a fumed silica-based rheology control additive that has been treated with dimethyldichlorosilane (DDS). Here's a breakdown of its description, key benefits, effects, suitability, typical applications, technical data, and handling/storage instructions:
Description:
- AEROSIL® R 972 is a fumed silica that has been treated with DDS for improved dispersibility and suitability across a wide range of applications.
Key Benefits:
- Standard recommendation
- Universally applicable
- Good dispersibility
Effect:
- Anti-settling
- Anti-sagging
- Corrosion resistance
Suitability:
- Suitable for waterborne, solventborne, radiation-curing (1-pack and 2-pack) coatings
Typical Applications:
- General industrial coatings
- Coil coatings
- Car OEM coatings
- Powder coatings
Technical Data:
- Carbon content: 0.6 - 1.2%
- Loss on drying: <0.5%
- pH-value: 3.6 - 5.5
- SiO2 content: >99.8%
- Specific surface area (BET): 90 - 130 m²/g
- Tamped density: Approx. 50 g/l
Recommended Addition Level:
- As supplied, calculated on the total formulation: 1.0 - 2.0%
Processing Instructions:
- Addition to the coating as supplied or as a predilution is possible.
Handling & Storage:
- Shelf life of 24 months from the date of manufacture when stored in an original unopened packaging.
- Store the product in closed containers under dry conditions and protect it from volatile substances.
AEROSIL® R 972 is designed to provide rheological control and improve various properties in coatings, making it a versatile and valuable additive in the coatings industry.

Sillikolloid® P 87

Sillikolloid® P 87, produced by Hoffmann Mineral, serves as a functional filler in various coating formulations and other applications. Here's a breakdown of its properties and applications:
Description and Properties:
- Sillikolloid® P 87 is a natural combination of corpuscular silica and lamellar kaolinite, available in powder form.
- It offers excellent properties such as high solids content, abrasion resistance, yield point, and pseudoplasticity.
- The product provides good pigment dispersion with a spacer effect, ensuring quick drying and achieving good transparency with a low yellow tinge in unpigmented coatings.
- It is weathering- and scratch-resistant, with very soft sediment, low abrasiveness, and tendency to settle.
- Sillikolloid® P 87 offers a high filling ratio, good wet edge strength, and breathability.
Applications:
- Suitable for use in primers & fillers, including those for the automobile industry.
- Can be used in varnishes, exterior & interior emulsion, silicate & industrial paints, wood coatings, foil coatings, anti-corrosion coatings, among others.
- Compatible with solvent-based, solvent-free, and water-based systems, as well as inks, solder resist inks, electrophoretic coatings, metal coatings (primer-surfacer), and plastic coatings.
Food Contact Approval:
- Complies with the standards on the basis of foodstuffs of the German Federal Institute for Risk Assessment (BfR) and the U.S. Food and Drug Administration (FDA).
Recommended Metering Level:
- Up to 50%, depending on the intended application.
Properties Summary:
- Color: White to beige
- Particle Size: Median 1.5 µm, d50 5.6 µm, d97 20 µm
- Surface Area: 14 m²/g (BET)
- Oil Absorption: 55 g/100g
- Electrical Conductivity: 80 µS/cm
- Density (Bulk): 0.25 g/cm³
- Hardness (Mohs Scale): Silica 7, Kaolinite 2.5
- pH: 8.5
- Melting Point: > 1600°C
Overall, Sillikolloid® P 87 offers a range of desirable properties and finds applications across various coating systems and industries, making it a versatile and valuable additive.

BAYFERROX® 303 T

BAYFERROX® 303 T is a black manganese ferrite pigment known for its exceptional heat stability. Modified with manganese oxide, it exhibits extreme resistance to heat, making it suitable for applications in various industries, particularly in paints and coatings. Here are the key details about this product:
Product Information:
- Brand: BAYFERROX®
- Molecular Formula: (FeMN)2O3
- Product Type: Color Pigments
- Color: Black
- Delivery Form: Powder
- Color Index: 77537.0000
- REACH: 01-2119457599-19-0000
- CAS (CAS Number): 68186-94-7
- Packaging Format: Available in different packaging materials (Please inquire with your local contact for specific packaging details).
Product Applications: BAYFERROX® 303 T finds applications across a wide range of industries and products, including:
- Automotive coatings
- Architectural coatings
- Powder coatings
- Industrial paints
- Coil coatings
- Corrosion protection coatings
- Plastic coatings
- Emulsion paints
- Decorative paints
- Floorings
- Roof tile coatings
- Engobes
- Paving stones
- Noise barriers
- Facade elements
- Fibre cement
- Construction materials (screed, mortar, concrete roofing tiles, in situ concrete, asphalt, roofing felts, concrete masonry blocks, sand-lime bricks, plaster)
- Wood coatings
Synonyms:
- B FE 303
- BAYFERROX 303 T
- Iron oxide Pigment 303
Overall, BAYFERROX® 303 T is a versatile pigment known for its heat stability and suitability for various coloration needs across multiple industries and applications.

SACHTLEBEN R-FD-I

SACHTLEBEN R-FD-I is a micronized rutile titanium dioxide pigment treated with alumina compounds. It is designed for use in various applications, particularly in printing inks. Here's a summary of its key features and properties:
Product Information:
- SACHTLEBEN R-FD-I offers excellent tinting strength and opacity.
- It provides very good dispersibility, enabling the formulation of high gloss and haze-free coatings and printing inks.
Technical Data:
- TiO2 content: 96%
- Additional components: Al2O3
- Specific density: 4.1 g/cm³
- Bulk density: Approximately 0.6 kg/l
- Oil absorption: 20
- Durability: Low to medium
- Specification: ASTM D-476-84 / ISO 591 Type II / R2
Packaging:
- Available in 25 kg paper sacks or 1000 kg bulk bags.
Storage:
- It should be kept unstacked in dry and closed rooms at normal temperature and air humidity.
- For best results, it's recommended to store the product under these conditions and use it within 12 months from delivery.
Applications:
- Printing inks
- Interior industrial coatings
- Interior architectural coatings
- Can coatings
Properties and Applications:
- SACHTLEBEN R-FD-I is particularly suitable for use in white printing inks and exhibits low abrasivity.
- It performs well in gravure and flexo formulations, providing excellent results in gloss and opacity.
- Recommended for surface printing, lamination, and reverse printing.
- Also suitable for use in emulsion paints and coil coating systems, offering outstanding hiding power and easy dispersibility.
Overall, SACHTLEBEN R-FD-I is a versatile titanium dioxide pigment suitable for various applications, especially in printing inks, where it provides excellent opacity and gloss.

SURFYNOL® 104

SURFYNOL® 104 is a substrate wetting additive developed by Evonik Industries. It is a multi-functional surfactant that is particularly effective in waterborne coatings and inks. Here's a breakdown of its key features and applications:
Description:
- SURFYNOL® 104 combines dynamic wetting and molecular defoaming properties.
- It is available in liquid form with various solvent cuts.
Key Benefits:
- Improves pigment and substrate wetting.
- Provides excellent foam control.
- Reduces water sensitivity.
Effects:
- Enhances substrate wetting.
- Acts as an anti-crater agent.
- Promotes flow.
- Defoams.
- Reduces static and dynamic surface tension.
Suitability:
- Suitable for waterborne and solventborne systems.
- Applicable in 2-pack systems and radiation-curing formulations.
- Suitable for both pigmented coatings and clear coatings.
Typical Applications:
- Car OEM coatings
- General industrial coatings
- Printing inks
- Architectural paints
Technical Data:
- Active matter content: 100%
- Appearance: Waxy solid
- Chemical description: Tetramethyldecynediol, gemini surfactant
- Solubility: Soluble in various solvents including ethanol, acetone, and mineral spirits.
Recommended Addition Level:
- Typically added at 0.1% to 1.0% calculated on the total formulation.
Processing Instructions:
- Can be added to the coating as supplied or as a predilution.
- Can be introduced in the grind and let-down stage.
Handling & Storage:
- Shelf life of 60 months when stored in the original unopened packaging.
- Store containers tightly closed in a dry, cool, and well-ventilated place.
- Product is freeze-thaw stable.
- Container should be heated to 60-70°C to completely melt the product before use.
Overall, SURFYNOL® 104 is a versatile substrate wetting additive with excellent foam control properties, making it suitable for a wide range of coating and ink applications.

SILLITIN V 85

Sillitin V85 is a product manufactured by Hoffmann Mineral GmbH, a company based in Neuburg, Germany. It is a type of filler or extender used in various industrial applications, particularly in coatings, paints, and plastics.
Here's some information about Sillitin V85:
1. Composition: Sillitin V85 is a siliceous earth-based filler, primarily composed of silica. Siliceous earth is a type of mineral consisting mainly of silicon dioxide (SiO2) and various impurities.
2. Properties: It provides reinforcement and enhances various properties of coatings and plastics. Sillitin V85 can improve aspects such as hardness, durability, abrasion resistance, and anti-settling characteristics.
3. Applications: It is commonly used as a filler or extender in paints, coatings, sealants, adhesives, and plastics. In coatings and paints, it helps to improve texture, coverage, and overall performance. In plastics, it can enhance mechanical properties and reduce costs by extending the volume of the material without sacrificing quality.
4. Manufacture: Sillitin V85 is produced through a controlled process of extraction and purification of siliceous earth minerals.
5. Supplier: Hoffmann Mineral GmbH is the manufacturer and supplier of Sillitin V85. They offer technical support and guidance for its application in various industries.
Overall, Sillitin V85 is a versatile filler used in the formulation of coatings, paints, and plastics to improve performance and reduce costs.

TACorr BNi

The TACorr BNi is a polymeric/organic inhibitor formulation with a low content of sodium nitrite, primarily used as a flash-rust corrosion inhibitor for iron and steel alloys. Here's a breakdown of its key features, benefits, and technical specifications:
Product Description & Benefits:
- TACorr BNi is a ready-to-use corrosion inhibitor suitable for multimetal, iron, and steel applications, particularly in various paint and coating applications.
- It's effective as a corrosion inhibitor, in-can corrosion protection, or temporary corrosion protection in varnishes and similar applications.
- TACorr BNi offers effective long-term and flash-rust inhibition. However, overdosage may result in poor performance in humidity tests.
Fields of Applications:
- Long-term and flash rust inhibitor for aqueous paints and coatings.
- In-can corrosion inhibitor for paints and coatings.
- Corrosion inhibitor for aqueous systems and applications.
- Temporary corrosion protection during transport or storage.
Application & Indications for Use:
- TACorr BNi can be added at any manufacturing step, and post-addition is also possible. Proper blending and mixing are recommended, and effectiveness should be verified.
- Users are advised to read the Material Safety Data Sheet (MSDS) for information on safe handling and storage.
- It has a solid content of approximately 30% and contains no VOCs.
Recommended Dosage:
- Flash rust inhibitor: 0.3% - 2.0% of the total coating weight.
- In-can protection: 0.5% and more.
- Temporary protection: 1.0% - 3.0%.
Properties & Specs:
- Appearance: Brownish liquid
- Odor: Characteristic
- pH (1.0%): 7 - 8
- Density (20 °C): 1.1 – 1.2 g/cm3
- Water Content: 70.0%
This product provides effective corrosion inhibition for iron and steel alloys, particularly in paint and coating applications, offering both long-term and flash rust protection.