P-Yellow 147 CAS 4118-16-5
Chemical Property:
| Molecular Formula | C37H21N5O4 |
| Molar Mass | 599.59 |
| Density | 1.477±0.06 g/cm3(Predicted) |
| Boling Point | 888.5±75.0 °C(Predicted) |
| Flash Point | 491.2°C |
| Vapor Presure | 3.42E-32mmHg at 25°C |
| pKa | 2.65±0.10(Predicted) |
| Refractive Index | 1.77 |
| Physical and Chemical Properties | hue or hue: Yellow diffraction curve:  |
| Use | there are 10 kinds of commercial dosage forms of the pigment, giving neutral to red and yellow, with slightly weak coloring intensity. Mainly applied to plastic coloration, obtaining a 1/3 standard depth of HDPE requires C.I. Pigment yellow 147 pigment concentration of 0.35%; Especially suitable for polystyrene (1/3 standard depth), its heat stability up to 300 ℃, light fastness to 7-8 grade; the coloration in the slurry of polyolefin can also withstand the high temperature treatment of 300 °c. |
Introduction
Pigment Yellow 147, also known as C.I. 11680, is an organic pigment, its chemical name is a mixture of phenyl nitrogen diazide and naphthalene. The following is an introduction to the properties, uses, manufacturing methods and safety information of Huang 147:
Quality:
- Yellow 147 is a yellow crystalline powder with strong dyeing power.
- It has good stability in solvents, but fades easily in sunlight.
- Yellow 147 has excellent weather and chemical resistance.
Use:
- Yellow 147 is widely used as a pigment in plastics, coatings, inks and other industries.
- It can also be used for coloring dyes, textiles, leather, rubber, ceramics, and more.
- Yellow 147 can also be used to prepare artistic pigments, such as oil paint and watercolor paint.
Method:
- Yellow 147 can be synthesized by the reaction of two compounds, styrene and naphthalene.
- The synthesis process needs to be carried out in the presence of an appropriate catalyst.
Safety Information:
- Yellow 147 may be a health hazard if swallowed and inhaled, and prolonged exposure to air should be avoided.
- When handling Yellow 147, use appropriate personal protective equipment such as respirators, gloves and goggles.
- When storing and using Yellow 147, follow the relevant safety operating procedures and keep it away from fire sources and flammable substances.
- Do not eat or smoke when using Yellow 147, and keep a well-ventilated environment.
- In case of accidental exposure to or ingestion of Yellow 147, seek medical attention immediately and bring along the Safety Data Sheet for Yellow 147.
