Lampblack (Carbon Black, Soot Black)
Chemical Formula: C
CAS Number: 1333-86-4
Appearance: Fine black powder
Purity: ≥99,5% (amorphous carbon)
Description:
Lampblack is a finely divided form of nearly pure carbon, historically produced by the incomplete combustion of oil or tar. It is known for its deep black color, extreme tinting strength, and very fine particle size. This carbon pigment is chemically inert, thermally stable, and widely used across industries.
Applications:
Pigment & Colorant
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Paints & Inks: Used as a strong black pigment in artists’ paints, printing inks, and coatings.
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Plastic & Rubber: Adds deep black coloration and improves UV stability.
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Textile Printing: Employed in pastes and dye formulations for intense, lightfast blacks.
Industrial & Chemical
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Conductive Filler: Used in antistatic materials and conductive polymers.
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Metallurgy: Acts as a reducing agent and carbon source in metal refining.
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Lubricants & Polishes: Used in carbon greases, black waxes, and shoe polishes.
Pyrotechnics
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Serves as a fuel and colorant in fireworks compositions.
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Used in black powder (BP), smoke compositions, and colored stars.
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Known for producing rich black smoke when combined with oxidizers like KNO₃.
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Also used in delay compositions due to its slow, smoldering burn characteristics.
Typical Properties:
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Surface Area: 50–100 m²/g
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Color Index: Pigment Black 6
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Insoluble in water and organic solvents
Handling & Safety:
Avoid inhalation of dust; use in well-ventilated areas or with respiratory protection. Handle with gloves and protective clothing. Store in sealed containers to avoid contamination.
Packaging:
Available in 500 g, 1 kg, 5 kg packaging options.
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