Optical Brightner Master Batch

Chemical name:2.5-Bis-(5-tert-butyl-2-benzoxazolyl)thiophene CAS No.:7128-64-5 Molecular formular:C26H26N2O2S Molecular weight:430 Appearance: Slight greenish yellow powder Assay,%:≥98.0 Melting point，℃：200–204 Volatility, %:≤0.5 Ash, %:≤0.5 Particle size: pass ...

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Chemical name:2,2\'-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole CAS No.:1533-45-5 Molecular formular:C28H18N2O2 Molecular weight:414.45 Appearance: Yellow–green powder Assay,%：≥98.5 Melting point,℃:355–361 Volatility, %:≤0.5 Ash, %:≤0.5 Particle size: pass 100 ...

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技术参数: 项目 标称值单位 比重 0.91 ~ 0.92 熔体质量率(生产商)(190ºC / 10.0公斤) < 300克/ 10分钟 页内容 95% 水分含量 < 0.15% 聚丙烯蜡 5% 熔点 120 - 150ºC 流动阻力 5 耐光性 5 迁移阻力 4 耐热性 5 添加比例 2% - -10% ...

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