Sinophor®EBF is suitable for whitening and brightening of polyester and its blended fabrics. It is not only suitable for exhaust dyeing but also for pad dyeing. Has excellent light fastness properties, up to 7-8 grades. It has good stability to acid/alkali, hard water, peroxide and hypochlorous acid compounds. It is very suitable for alkaline discharge dyeing processing technology.
SINOPHOR® EBF
Chemical Name：2,2′-(2,5-thiophenediyl)bis-benzoxazole;2,5-di(benzoxazol-2-yl)thiophene
Synonym:Fluorescent Brightener 185;Optical brightener EBF;Uvitex EBF
Cas No.: 2866-43-5;12224-41-8
Structure：
| Items | Standard |
| Appearance | Light yellow crystalline powder |
| Assay | ≥ 98.5 % |
| Melting point | 216-220℃ |
| Ash | ≤ 0.5％ |
| Volatile | ≤ 0.5% |
Mainly used for whitening polyester, with good light fastness. It can also be used for the whitening of plastics, coatings, acetate, nylon, and chlorinated fibers. Mixed with fluorescent whitening agent DT, it has obvious whitening effect. Whitening and brightening of various polyolefin plastics, ABS engineering plastics, plexiglass, etc.
Dosage: 0.01-0.05%
25kg/drum
Stored in a cool dry place out of direct sunlight.
We offer a variety of options to help you find the right product for your application
Provide formulation optimization support for water-based/solvent-based systems
Full coverage of REACH, FDA, and GB standards
99.8% on-time delivery rate, 10,000-ton production capacity guarantee
