Optical Brightener CBS-127 -Professional supplier
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Specification of Optical Brightener CBS-127
| Item | Specification |
| Appearance | light yellow crystalline powder |
| Melting point | 216—222℃ |
| Assay | ≥99.0% |
| Ash | ≤0.1% |
| Volatile | ≤0.5% |
| solubility | insoluble in water, soluble in DMF |
More About Optical Brightener CBS-127
CAS: 40470-68-6
Standard: Technical Grade
Content: 99% Min.
Capacity:50MT/month
Loading port: Shanghai,Tianjin, Qingdao
Synonyms: Fluorescent Brightener 378; Fluorescent Brightener FP; OPTICAL BRIGHTENER 378
MF：C30H26O2
MW: 418.53
Use Of Optical Brightener CBS-127
It is especially suitable for the whitening of PVC and polystyrene series products, and it can also be used for whitening and brightening of other thermoplastics, coatings, inks, and synthetic fibers.
Amount of fluorescent whitening agent CBS-127 added per 100kg polymer (reference dosage):
| PVC: | Whitening: 0.01-0.05% (10-50g)
Transparent: 0.0001-0.001% (0.1-1g) |
| PS: | Whitening: 0.001% (1g)
Transparent: 0.0001-0.001% (0.1-1g) |
| ABS: | Whitening: 0.01—0.05%（10g-50g）(It can effectively eliminate the inherent yellow in ABS)
Transparent: 0.01—0.05（10g-50g） |
| Other plastic | Such as poly(methyl methacrylate), Cellulose carbonate etc., the dosage of cbs-127 can refer to the above formula used in the pvc. |
PS: When adding any UV absorbent to the polymer, the optimal dosage of fluorescent whitening agent cbs-127 should be adjusted properly.
Package Of CBS-127
25kg/drum, or according to the customers’demand
Storage: Stored in the dry and ventilated inside storeroom, prevent direct sunlight, slightly pile and put down
