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Pigment Red 81:3 is a brilliant, bluish-red organic pigment from the rhodamine class, specially modified with a calcium salt to enhance dispersion and stability.
Pigment Red 81:3 is widely used for its vivid, fluorescent-like red shades in printing inks, coatings, plastics, and textiles where visual impact is crucial.
Pigment Red 81:3 provides excellent color strength and gloss but offers moderate lightfastness, making it ideal for indoor and decorative applications.
CAS Number: 15782-07-7
EC Number: 239-881-3
Molecular Formula: C28H30CaClN2O6
Molecular Weight: 546.99 g/mol
Synonyms: Pigment Red 81:3, PR 81:3, CI Pigment Red 81:3, C.I. 45160:3, Rhodamine B Lake Calcium Salt, Brilliant Rhodamine Red Calcium Lake, Basic Red 1:3, Organic Red Pigment 81:3, Bluish Red Pigment 81:3, Fluorescent Red Pigment PR81:3, Printing Ink Red Pigment PR81:3
APPLICATIONS
Pigment Red 81:3 is used in high-impact printing inks for posters, labels, promotional materials, and packaging that require fluorescent brightness.
Pigment Red 81:3 is applied in decorative coatings for toys, craft items, and indoor displays.
Pigment Red 81:3 is incorporated into plastics such as PVC and polystyrene for vibrant, eye-catching red tones.
Pigment Red 81:3 is found in stationery items like highlighters, crayons, colored pencils, and markers.
Pigment Red 81:3 is used in textile pigment printing for creating vivid fashion and decorative fabrics.
Pigment Red 81:3 can also be used in non-cosmetic decorative applications for strong, long-lasting visual effects.
Pigment Red 81:3 is used in the automotive industry as a coloring agent for car paints, providing a bright and durable red hue that resists fading over time.
Pigment Red 81:3 is employed in the production of coatings and varnishes, where it is used to create vibrant red finishes that offer good opacity and color stability.
Pigment Red 81:3 is applied in the creation of inks, including those used in printing and packaging, where it provides a rich red color that maintains consistency and brightness.
Pigment Red 81:3 is used in the textile industry, where it is incorporated into fabrics to create long-lasting and vivid red-colored textiles.
Pigment Red 81:3 is used in the manufacture of plastics, where it provides a deep red color that enhances the aesthetic appeal and is resistant to UV degradation.
Pigment Red 81:3 is employed in cosmetic formulations, such as lipsticks and blushes, where it gives a vibrant red color and is safe for use on the skin.
Pigment Red 81:3 is used in the production of ceramics and glazes, where it imparts a bright red color that is resistant to fading during firing processes.
Pigment Red 81:3 is applied in the preparation of markers and crayons, where it provides a bold red color for art supplies used by children and professionals.
Pigment Red 81:3 is employed in the manufacture of colored food products and edible items, where it provides a non-toxic, safe red color for decorations and packaging.
Pigment Red 81:3 is used in the production of rubber products, where it provides a vibrant, durable red color that enhances the appearance of items like rubber seals and gaskets.
Pigment Red 81:3 is used in the cosmetics industry for creating red-colored eye shadows, lip glosses, and other beauty products, where it offers an intense red hue that lasts.
Pigment Red 81:3 is employed in the creation of art and craft supplies, such as colored paints, where it provides a strong, consistent red color ideal for various artistic applications.
Pigment Red 81:3 is used in the preparation of red-colored adhesives, where it provides a visually appealing finish and is resistant to discoloration.
Pigment Red 81:3 is used in the manufacturing of leather goods, where it provides a durable, long-lasting red color for products such as leather jackets, shoes, and bags.
Pigment Red 81:3 is used in the formulation of printing inks for labels and packaging materials, where it gives a vivid red color that stands out and improves visibility on products.
Pigment Red 81:3 is employed in the production of art pigments for oil and acrylic paints, where it contributes a rich red color suitable for artists and painters.
Pigment Red 81:3 is used in the creation of red-colored waxes and candles, providing an attractive and stable color that does not easily fade with light exposure.
Pigment Red 81:3 is applied in the production of colored cosmetics for special effects, such as theatrical makeup and body paints, where it helps create vibrant red tones.
Pigment Red 81:3 is used in the manufacture of fireworks, where it contributes to the red coloration of sparks and explosions during displays.
Pigment Red 81:3 is employed in the creation of colored plastics used in consumer goods, such as toys and household items, where it provides a non-toxic, stable red color.
Pigment Red 81:3 is used in the production of road marking paints, where it provides a bright, durable red color that resists wear and fading.
Pigment Red 81:3 is applied in the preparation of stained glass and colored glass products, where it imparts a rich red hue that is consistent and stable during the glassmaking process.
Pigment Red 81:3 is used in the creation of colored coatings for metals, where it provides a strong red finish that is resistant to weathering and corrosion.
Pigment Red 81:3 is employed in the formulation of pigment dispersions for various industrial applications, including automotive, construction, and textile industries, where it provides a high-quality red color.
Pigment Red 81:3 is used in the manufacturing of decorative paints for furniture and home décor, where it contributes a vibrant and stable red color that enhances aesthetic appeal.
Pigment Red 81:3 is used in the creation of packaging materials for luxury items, where it helps create an elegant and eye-catching red color on boxes, bags, and wrapping paper.
Pigment Red 81:3 is employed in the preparation of pigments for artistic glass coloring, where it helps create high-quality red hues used in stained glass windows and decorative glass objects.
Pigment Red 81:3 is used in the formulation of non-permanent tattoo inks, where it provides a bold red color that is both safe and long-lasting on the skin.
Pigment Red 81:3 is applied in the creation of colorful food packaging, where it contributes to the vibrant appearance of wrappers, containers, and labels, making them visually appealing.
Pigment Red 81:3 is employed in the preparation of high-end luxury goods, such as cosmetic packaging and jewelry boxes, where it provides a bright and lasting red color that adds to the product's elegance.
DESCRIPTION
Pigment Red 81:3 is a red organic pigment derived from the chemical synthesis of various raw materials, known for its vibrant, deep red hue and excellent color stability.
Pigment Red 81:3 is commonly used in a wide range of industries, including automotive, packaging, textiles, and cosmetics, for its bright red color and its ability to maintain its appearance over time.
Pigment Red 81:3 has excellent lightfastness, meaning it resists fading when exposed to sunlight, making it ideal for use in products that are exposed to light for extended periods.
Pigment Red 81:3 appears as a bright bluish-red fine powder offering high tinting strength, gloss, and excellent dispersibility.
Pigment Red 81:3 is manufactured by laking rhodamine dye with calcium ions to enhance its application properties and improve heat and solvent resistance compared to basic rhodamine lakes.
Pigment Red 81:3 is insoluble in water and most organic solvents, creating stable dispersions across various formulations.
Pigment Red 81:3 is valued for its brilliant fluorescent effect but is best suited for indoor or short-term exposure applications due to moderate weather fastness.
Pigment Red 81:3 is known for its high opacity, which allows it to provide excellent coverage in coatings, paints, and inks, giving products a vivid and intense red color.
Pigment Red 81:3 is a stable and non-toxic pigment, making it suitable for use in consumer goods such as food packaging, cosmetics, and toys.
Pigment Red 81:3 has high resistance to environmental conditions, such as heat, moisture, and chemical exposure, making it ideal for use in outdoor applications like automotive coatings and road marking paints.
Pigment Red 81:3 is a versatile pigment that can be used in both oil-based and water-based systems, providing flexibility in a variety of formulations and applications.
Pigment Red 81:3 is produced through a controlled synthesis process that ensures consistency in color quality and performance, making it a preferred choice for high-quality colorant applications.
Pigment Red 81:3 is an easy-to-use pigment that is compatible with a wide range of materials, including plastics, paints, coatings, and inks, making it highly versatile in industrial and consumer applications.
Pigment Red 81:3 is commonly used in formulations that require vivid and lasting color, making it a key ingredient in many products that require high visibility or aesthetic appeal.
PROPERTIES
Chemical Formula: C28H30CaClN2O6
Molecular Weight: 546.99 g/mol
Common Name: Pigment Red 81:3
Appearance: Bright bluish-red fine powder
Odor: Odorless
Solubility: Insoluble in water and most organic solvents
Oil Absorption: High
Lightfastness: Moderate (3–4 on Blue Wool Scale, depending on application)
Heat Resistance: Up to 160°C (depends on system)
Chemical Resistance: Moderate; avoid strong acids and alkalis
Storage Temperature: 10–30°C
Shelf Life: 12–24 months when properly stored
FIRST AID
Inhalation:
Move the exposed person to fresh air.
If breathing difficulty occurs, seek medical attention.
Skin Contact:
Wash skin thoroughly with soap and water.
Seek medical advice if irritation persists.
Eye Contact:
Flush eyes with clean water for at least 15 minutes.
Seek medical help if irritation continues.
Ingestion:
Rinse mouth with water.
Seek medical advice if discomfort follows ingestion.
Note to Physicians:
Treat symptomatically.
No special antidote needed under normal exposure conditions.
HANDLING AND STORAGE
Handling:
Wear appropriate personal protective equipment (gloves, goggles, dust mask) when handling.
Avoid creating airborne dust and maintain proper ventilation in working areas.
Spill and Leak Procedures:
Sweep up or vacuum carefully to minimize dust generation.
Dispose of according to local environmental regulations.
Storage:
Store in a cool, dry, and ventilated area away from moisture and direct sunlight.
Keep containers tightly closed when not in use.
Handling Cautions:
Protect from humidity and contamination.
Use clean, dry handling tools to preserve pigment quality.
