Index number: solvent black 7
CAS No.: 8005-02-5
Appearance: black powder
Color shade: Reddish
Package specification: 20KG/bag
Performance parameters:
| Water content | ≤3% |
| Ash content | ≤2% |
| Fineness (residue content of 100 mesh sieve) | ≤0.5% |
| PH value | 5-7.5 |
| Free aniline | ≤0.5% |
| Free chlorine | ≤0.2% |
| Perchlorine | ≤2% |
| TFe | ≤1% |
Solvent Black 7 Product Description:
Xincheng Weiye Chemical solvent black dyes are semi-transparent oil-soluble nigrosine black pigment, with the index number of solvent black 7 and reddish tone. It is insoluble in water, soluble in oleic acid and stearic acid, has good light resistance, heat resistance, acid and alkali resistance, good color stability and strong coloring power. solvent black 7 also has a special advantage of crystallization delay effect, which reduces the recrystallization temperature compared with carbon black, This “delay” provides a smooth surface and a deeper black tone.
Solvent Black 7 Product application:
Xincheng Weiye Chemical oil-soluble nigrosine black pigment can be widely used for coloring plastics, resins, inks and other fields. It is recommended to use modified plastic masterbatches, nylon masterbatches (nylon drawing), high-end phenolic resins, industrial inks, inkjet inks, solvent-based marker pens and ballpoint pen inks, toner, carbon paper, finishing coloring, leather, shoe polish, electrostatic toner charge regulator, etc.
Xincheng Weiye Chemical is specially producing various kinds of chemical dyes, including rhodamine b dye, sulphur black, solvent black, acid black, direct black. Welcome your inquiry.
Contact person: Miss Jessie Geng
Email:jessie@xcwychem.com
Mobilephone/Whatsapp: +86-13503270825
Post time: Jan-11-2023
