TEGO DISPERS 651

Tego Dispers 651 is a waterborne wetting and dispersing additive designed to wet and stabilize inorganic and organic pigments in aqueous systems.
Tego Dispers 651 is commonly used to produce universal colorants for decorative coatings, providing broad compatibility across a whole colorant line.
Tego Dispers 651 is an anionic, solvent-free dispersant based on a modified polyether structure with groups of high pigment affinity, supporting viscosity reduction and improved color development.

CAS Number: Mixture (supplier-specific)
EC Number: Mixture (supplier-specific)
Molecular Formula: Variable (polymeric additive mixture)
Molecular Weight: Variable (grade dependent)

Synonyms: Tego Dispers 651, TEGO® Dispers 651, Tego Dispersant 651, TEGO Dispers 651 Additive, Waterborne Pigment Dispersant 651, Anionic Pigment Dispersant 651, Solvent-Free Dispersant 651, Universal Colorant Dispersant, Modified Polyether Dispersant, Pigment Wetting Agent 651, Grinding Aid 651, APE-Free Dispersant 651, Tego Dispers 651, TEGO Dispers 651, TEGO DISPERS 651, Tego Dispers® 651, TEGO Dispers® 651, TegoDispers 651, Tegodispers 651, TEGOdispers 651, Tego Dispers 651 (dispersant), TEGO Dispers 651 (dispersant), Tego Dispers 651 dispersing agent, Tego Dispers 651 pigment dispersant, Tego Dispers 651 wetting agent, Tego Dispers 651 wetting and dispersing agent, TEGO wetting and dispersing additive 651, TEGO dispersing additive 651, TEGO pigment wetting additive 651, TEGO pigment dispersing additive 651, TEGO Dispers 651 additive, TEGO Dispers 651 wetting additive, TEGO Dispers 651 dispersing additive, Tego Dispers 651 for coatings, Tego Dispers 651 for inks, Tego Dispers 651 for pigment concentrates, Tego Dispers 651 for pigment pastes, Tego Dispers 651 for mill bases, Tego Dispers 651 for waterborne systems, Tego Dispers 651 for solventborne systems, Tego Dispers 651 for UV systems, Tego Dispers 651 for radiation-curing systems, Tego Dispers 651 for printing inks, Tego Dispers 651 for industrial coatings, Tego Dispers 651 for automotive coatings, Tego Dispers 651 for wood coatings, Tego Dispers 651 for plastic coatings, Tego Dispers 651 for varnishes, Tego Dispers 651 for overprint varnish (OPV), Tego Dispers 651 for colorants, Tego Dispers 651 for organic pigments, Tego Dispers 651 for inorganic pigments, Tego Dispers 651 for carbon black, Tego Dispers 651 for TiO2, Tego Dispers 651 for fillers, Tego Dispers 651 for matting agents (use context), Tego Dispers 651 for high pigment load, Tego Dispers 651 for grinding, Tego Dispers 651 for dispersion stability, Tego Dispers 651 for viscosity reduction (use context), Tego Dispers 651 for improved gloss (use context), Tego Dispers 651 for improved transparency (use context), Tego Dispers 651 for flocculation control, TEGO Dispers 651 (Evonik), Evonik TEGO Dispers 651, TEGO Dispers 651 (Evonik Coating Additives), Evonik Coating Additives TEGO Dispers 651, Tego Dispers 651 trade name, TEGO Dispers 651 additive (trade), TEGO Dispers 651 wetting dispersant (trade), TEGO Dispers 651 pigment dispersant (trade), TEGO dispersant 651

APPLICATIONS

Tego Dispers 651 is used to produce universal colorant concentrates for architectural and decorative waterborne paints.
Tego Dispers 651 is used in tinting systems to stabilize pigments and maintain consistent shade strength during storage.
Tego Dispers 651 is used to support broad compatibility of colorants with different binder types in waterborne coatings.

Tego Dispers 651 is applied in resin-containing pigment concentrates to improve dispersion efficiency and color development.
Tego Dispers 651 is used in direct-grind systems where pigments are milled in the presence of a compatible resin.
Tego Dispers 651 is used to reduce milling time and energy by improving pigment wetting in aqueous grinds.

Tego Dispers 651 is used in resin-free pigment concentrates to create universal pastes that can be let down into multiple bases.
Tego Dispers 651 is used to stabilize pigment concentrates that will be added to different paint chemistries at point of sale.
Tego Dispers 651 is used to help prevent settling and hard pack formation in aqueous pigment slurries.

Tego Dispers 651 is used with inorganic pigments such as titanium dioxide to improve wetting and reduce grind viscosity.
Tego Dispers 651 is used with iron oxides to enhance color strength and improve dispersion stability.
Tego Dispers 651 is used with extender pigments and fillers to improve flow and reduce yield stress in millbases.

Tego Dispers 651 is used with organic pigments to reduce viscosity and support higher pigment loading in concentrates.
Tego Dispers 651 is used with carbon black dispersions to improve color intensity and gloss development.
Tego Dispers 651 is used to improve tint strength by minimizing pigment agglomerates in aqueous systems.

Tego Dispers 651 is used in interior wall paints to improve color uniformity and reduce shade variation.
Tego Dispers 651 is used in exterior decorative coatings to maintain stable pigment dispersion under storage and handling conditions.
Tego Dispers 651 is used in primer and undercoat formulations to support stable pigment distribution and consistent hiding.

Tego Dispers 651 is used in waterborne dispersions for roller and brush applied paints to improve application smoothness.
Tego Dispers 651 is used to reduce spattering tendency by optimizing rheology through better pigment stabilization.
Tego Dispers 651 is used to improve film appearance by reducing pigment flocculation that can cause haze or loss of gloss.

Tego Dispers 651 is used in semi-gloss and gloss coatings to enhance gloss by improving pigment wetting and distribution.
Tego Dispers 651 is used to improve color acceptance when tinting white bases with concentrated colorants.
Tego Dispers 651 is used to reduce flooding and floating risks by improving dispersion homogeneity.

Tego Dispers 651 is used in universal tinting pastes for retail and professional tint machines.
Tego Dispers 651 is used to support stable viscosity profiles that enable accurate dosing in dispensing equipment.
Tego Dispers 651 is used to maintain consistent flow behavior in tint pastes during repeated pumping cycles.

Tego Dispers 651 is used in waterborne inks where pigment wetting and stabilization are required for print consistency.
Tego Dispers 651 is used in flexographic and gravure ink concentrates to support stable dispersion and color yield.
Tego Dispers 651 is used to reduce viscosity drift in pigment-containing water-based inks during storage.

Tego Dispers 651 is used in packaging inks to improve rub resistance indirectly by improving pigment distribution and film uniformity.
Tego Dispers 651 is used to improve optical density by enabling efficient pigment deagglomeration.
Tego Dispers 651 is used to help prevent nozzle clogging in recirculating waterborne ink systems by stabilizing particles.

Tego Dispers 651 is used in aqueous pigment dispersions for decorative wood coatings to improve clarity and shade control.
Tego Dispers 651 is used in colored varnishes to improve transparency and reduce pigment specking.
Tego Dispers 651 is used in waterborne stain systems to improve color consistency across substrates.

Tego Dispers 651 is used in mineral-based coating systems to improve pigment compatibility and dispersion stability.
Tego Dispers 651 is used in low-VOC formulations where solvent-free dispersing is required to meet regulatory targets.
Tego Dispers 651 is used to enable higher pigment loading without excessive viscosity increase in concentrate manufacture.

Tego Dispers 651 is used in quality control to improve batch-to-batch reproducibility of colorant concentrates.
Tego Dispers 651 is used to improve storage stability by reducing sedimentation and improving redispersibility.
Tego Dispers 651 is used to improve shade stability by minimizing pigment flocculation that can cause color shift over time.

Tego Dispers 651 is used to improve color development speed during letdown by promoting rapid pigment wet-out.
Tego Dispers 651 is used to improve tinting strength at equal pigment loading by increasing effective dispersion.
Tego Dispers 651 is used to improve gloss and color intensity for both inorganic and organic pigment systems.

Tego Dispers 651 is used in laboratory millbases to screen pigment performance and optimize dispersant demand.
Tego Dispers 651 is used in scale-up from lab to production to maintain similar rheology and color strength outcomes.
Tego Dispers 651 is used as a universal dispersant option to simplify raw material selection across multiple pigment families.

Tego Dispers 651 is used in decorative coating colorant lines to reduce the number of specialized dispersants required.
Tego Dispers 651 is used to support production efficiency by lowering viscosity and improving throughput in grinding operations.

Tego Dispers 651 is used as a pigment wetting and dispersing additive in coatings.
Tego Dispers 651 improves pigment incorporation during the grind stage of paint manufacturing.
Tego Dispers 651 helps achieve higher color strength and cleaner shades by reducing flocculation.

Tego Dispers 651 is used in industrial coatings to stabilize organic pigments and carbon black.
Tego Dispers 651 improves gloss and reduces haze caused by pigment agglomerates.
Tego Dispers 651 supports long-term color consistency during storage and application.

Tego Dispers 651 is used in automotive refinish coatings to improve pigment development.
Tego Dispers 651 helps reduce flooding and floating in tinted systems.
Tego Dispers 651 supports more uniform metallic and solid color appearance in multi-pigment formulas.

Tego Dispers 651 is used in OEM and general industrial topcoats to improve dispersion quality.
Tego Dispers 651 reduces viscosity drift by stabilizing the pigment network.
Tego Dispers 651 helps maintain predictable sprayability and leveling in production lines.

Tego Dispers 651 is used in wood coatings to improve transparency and color uniformity.
Tego Dispers 651 helps disperse transparent iron oxides and organic pigments in stain systems.
Tego Dispers 651 supports reduced specking and improved clarity in tinted clearcoats.

Tego Dispers 651 is used in coil and can coatings to improve pigment wetting efficiency.
Tego Dispers 651 supports high-speed coating processes by improving filterability and consistency.
Tego Dispers 651 helps reduce defects related to pigment seeds and agglomerates.

Tego Dispers 651 is used in protective coatings to improve dispersion of anti-corrosive pigments.
Tego Dispers 651 helps stabilize blends containing extenders and functional fillers.
Tego Dispers 651 supports better film uniformity and more consistent barrier performance.

Tego Dispers 651 is used in high-solids coatings to enable stable pigment loading at reduced solvent.
Tego Dispers 651 helps control viscosity rise during pigment incorporation.
Tego Dispers 651 supports better pigment spacing for improved gloss and DOI potential.

Tego Dispers 651 is used in solvent-free and low-VOC systems to improve pigment wetting under challenging rheology.
Tego Dispers 651 helps shorten milling time by accelerating dispersion.
Tego Dispers 651 supports energy savings and higher throughput in bead-mill operations.

Tego Dispers 651 is used in UV-curable coatings and inks to disperse pigments in reactive diluents.
Tego Dispers 651 helps improve cure-uniform appearance by preventing pigment flocculation.
Tego Dispers 651 supports higher jetting and print stability in pigmented UV systems when compatible.

Tego Dispers 651 is used in printing inks to improve dispersion of organic pigments and carbon black.
Tego Dispers 651 helps reduce rub-out differences by stabilizing pigment distribution.
Tego Dispers 651 supports improved gloss and smoother ink films in optimized formulations.

Tego Dispers 651 is used in flexographic and gravure inks to improve color strength at lower pigment dosage.
Tego Dispers 651 helps reduce viscosity spikes that can destabilize press performance.
Tego Dispers 651 supports cleaner halftones by minimizing pigment agglomeration.

Tego Dispers 651 is used in offset and overprint varnish systems to improve pigment wetting in concentrates.
Tego Dispers 651 supports reduced misting and improved transfer stability in some ink designs.
Tego Dispers 651 helps maintain consistent shade during long press runs.

Tego Dispers 651 is used in pigment concentrates and universal colorant pastes where strong stabilization is needed.
Tego Dispers 651 supports higher pigment loading while keeping millbase processable.
Tego Dispers 651 helps improve tinting strength retention over storage time.

Tego Dispers 651 is used in tinting systems to improve compatibility between the colorant paste and the base paint.
Tego Dispers 651 helps reduce shade shift after tinting by preventing secondary flocculation.
Tego Dispers 651 supports faster color match achievement with fewer correction steps.

Tego Dispers 651 is used in matte coatings to improve dispersion of matting agents and extenders.
Tego Dispers 651 helps reduce hard settling and improves re-dispersibility in cans.
Tego Dispers 651 supports uniform matte appearance by stabilizing particle distribution.

Tego Dispers 651 is used in pigment blends to reduce color drift caused by differential settling.
Tego Dispers 651 helps maintain consistent viscosity and application behavior after storage.

DESCRIPTION

Tego Dispers 651 is an anionic wetting and dispersing additive intended for waterborne pigment grinds and universal colorant concentrates.
Tego Dispers 651 uses a modified polyether backbone with high pigment affinity groups to wet pigment surfaces and stabilize particles against re-agglomeration.
Tego Dispers 651 helps reduce grind viscosity, enabling higher pigment loading and improved milling efficiency in aqueous systems.

Tego Dispers 651 can improve color intensity and gloss by producing finer, more uniform pigment dispersions with fewer agglomerates.
Tego Dispers 651 is suitable for both inorganic pigments and organic pigments, including carbon blacks, when the formulation is properly balanced.
Tego Dispers 651 is typically supplied as a yellowish to brownish liquid in water and is designed to be solvent-free in the delivery form.

Tego Dispers 651 performance depends on pigment type, dispersant dosage, milling energy, and the overall ionic balance of the formulation.
Tego Dispers 651 can be used in resin-free or resin-containing pigment concentrates to support universal paste concepts.

Tego Dispers 651 should be added under good mixing to ensure rapid incorporation and consistent wetting during millbase preparation.
Tego Dispers 651 should be stored tightly closed and protected from freezing and excessive heat to maintain consistent performance.

Tego Dispers 651 is a wetting and dispersing additive designed to improve pigment dispersion quality.
Tego Dispers 651 is used to help incorporate pigments faster and achieve finer particle distribution.
Tego Dispers 651 is commonly selected to reduce flocculation and improve color development.

Tego Dispers 651 works by improving wetting of pigment surfaces and stabilizing dispersed particles.
Tego Dispers 651 can provide steric stabilization that helps keep pigments separated over time.
Tego Dispers 651 can improve gloss and color strength by minimizing pigment agglomerates.

Tego Dispers 651 can reduce milling time by accelerating the grind and dispersion process.
Tego Dispers 651 can lower grind viscosity, enabling higher pigment loading in some systems.
Tego Dispers 651 can improve storage stability by reducing hard settling and sediment compaction.

Tego Dispers 651 can help reduce floating and flooding in multi-pigment formulations.
Tego Dispers 651 can improve rub-out uniformity by stabilizing the pigment network.
Tego Dispers 651 can support better transparency in clear-tinted systems when dispersion is optimized.

Tego Dispers 651 is typically introduced during the pigment wetting and grinding step for best performance.
Tego Dispers 651 dosage is formulation-dependent and is optimized based on pigment type and binder system.
Tego Dispers 651 performance depends on resin polarity, solvent selection, and overall formulation balance.

Tego Dispers 651 can influence viscosity and flow, so it is evaluated together with rheology additives.
Tego Dispers 651 can improve filterability by reducing oversized particles and agglomerates.
Tego Dispers 651 can reduce specking and seeds that would otherwise create surface defects.

Tego Dispers 651 may show different efficiency on organic pigments, inorganic pigments, and carbon black.
Tego Dispers 651 is often screened with representative pigments to confirm stabilization across a color range.
Tego Dispers 651 is evaluated by grind gauge, color strength, gloss, and stability testing.

Tego Dispers 651 is typically supplied as a liquid additive for easy dosing and incorporation.
Tego Dispers 651 should be stored in tightly closed containers to avoid contamination and moisture issues.
Tego Dispers 651 is valued because it improves dispersion efficiency, shade consistency, and long-term stability in many pigmented systems.

PROPERTIES

Common Name: Tego Dispers 651
Function: Pigment wetting and dispersing additive for waterborne systems
Ionic Character: Anionic
Chemical Description: Modified polyether with groups of high pigment affinity
Physical Form: Yellowish to brownish liquid
Carrier / Solvent: Water
Active Matter Content: Approx. 30% (typical)
Acid Value (as supplied): Approx. 1 mg KOH/g (typical)
VOC: Very low (typical for solvent-free waterborne additive)
Compatibility: Designed for universal colorants and waterborne coatings and inks (system dependent)
Storage Temperature: 5–30°C, protect from frost
Shelf Life: Typically 24 months in original sealed packaging (supplier dependent)

FIRST AID

Inhalation:
Move to fresh air if mists are inhaled.
Seek medical attention if respiratory symptoms persist.
Avoid breathing aerosol mists during processing.

Skin Contact:
Wash with soap and water after contact.
Remove contaminated clothing and wash before reuse.
Seek medical advice if irritation develops or persists.

Eye Contact:
Rinse cautiously with water for several minutes.
Remove contact lenses if present and easy to do, then continue rinsing.
Seek medical attention if irritation persists.

Ingestion:
Rinse mouth with water.
Seek medical attention if discomfort occurs or if a significant amount is swallowed.
Never give anything by mouth to an unconscious person.

Note to Physicians:
Treat symptomatically.
No specific antidote is required.
Provide supportive care based on exposure route and symptoms.

HANDLING AND STORAGE

Handling:
Use appropriate PPE including gloves and safety glasses.
Avoid prolonged skin contact and avoid splashing into eyes.
Wash hands after handling and before eating, drinking, or smoking.

Ventilation:
Use general ventilation for normal handling.
Use local exhaust if aerosols or mists can be generated during high-shear mixing.
Avoid confined areas where mists may accumulate.

Storage:
Store in tightly closed containers in a cool, dry place.
Protect from freezing and from excessive heat to maintain product stability.
Keep containers properly labeled and protected from contamination.

Spill and Leak Procedures:
Contain the spill and absorb with inert material.
Collect into suitable containers for disposal according to local regulations.
Wash the affected area with water while preventing slip hazards on wet surfaces.

Handling Precautions:
Optimize dosage for each pigment system to balance viscosity reduction, stability, and color development.
Verify stability against flocculation, settling, and viscosity drift under the intended storage conditions.
Rotate stock using FIFO practices to maintain consistent quality and predictable dispersing performance.