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optical brightener OB-1
Dyes And Chemicals
Jinan Subang Fine Chemical Co.,Ltd (China)
Country of Origin
exporter-edith(at)hotmail(doc)com OB-1 is used widely in the plastic market. Because of its excellent brightening ability,good thermal stability,and compatibility with many polymers.
Key words: optical brightening agent OB-1, optical brightener OB-1, fluorescent brightener OB-1, optical whitening agent OB-1, brightener OB-1
Chemical name: 2,2-(1,2-Ethenediyldi-4, 1-phenylene) bisbenzoxazoleMolecular weight: 414.4CAS No.: 1533-45-5C.I.: 393
Ash % 0.3maxEmpirical Formula C28H18N2O2Melting Point(DTA),C 353-359Appearance Yellowish Green PowderOdor Free of odorVolatile Content % 0.3maxAssay % 99.5minParticle Size 200 meshes
For whitening of polyester and nylon; also used in ABS, PS, HIPS, PA, PC, PP, PET,EVA, PVC, etc.
Rate of use: (per 1000kg of substrate) Polyester: 75-300g EVA, PP, nylon: 75-200g
25kg / fiber drum with PE liner
chemseller(at)163(doc)com Our Leading products are optical brighteners，for plastics and for textile, such as OB, OB-1, KSN, KCB, CBS-127, FP-127, PF, KB, DBH, CBS-351, ER, VBL, PS-1, BA, BBU, BTV, 4BK, BBU etc, the year production capacity is 600 tons. As well as 2-Nitrophenol, 2-Aminophenol and 2-Amino-4-tert-butylphenol are our superior product, year production capacity is 2000 tons.