Permanent Red 2BP

Chinese aliases: Pigment Red 48:2, Permanent Red F5R, 3134 Permanent Red 2BC, Vynamon Red 2BP, 2BP Red
English name: Pigment Red 48:2
Molecular formula: C18H11CaClN2O6S
Molecular weight: 458.89
CAS registry number: 7023-61-2
EINECS registry number: 230-303-5

Physicochemical properties
Classification: Monoazo organic pigment
State: Red powder
Hue: Bluish red
Solubility: Insoluble in water

Product characteristics: Exhibits more bluish tones compared to Permanent Scarlet BBN, Permanent Scarlet BBS, and Permanent Deep Red BBM, and more yellowish tones compared to Lithol Rubine BK. This pigment's color can serve as a standard red for solvent inks and is widely used in nitrocellulose ink systems, though it may thicken in water-based inks. In plastic coloring, it offers better light and heat resistance than Permanent Scarlet BBN.
Heat resistance: 200°C
Lightfastness: Grade 6
Acid resistance: Grade 4
Alkali resistance: Grade 4
Water resistance: Grade 5
Oil resistance: Grade 3
Applications: Mainly used for coloring plastics, inks, rubber, coatings, oil paints, colored pencil leads, and crayons.