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偏苯三酸酐 (1,2,4-苯三酸酐)
本品主要用于聚脂树脂、偏苯三酸三辛脂(TOTM)、环氧树脂固化剂（M68）及绝缘漆等产品原料。还可以生产耐热绝缘材料、胶粘剂、表面活剂及颜料、合成染料等。 |
| CAS 号 |
552-30-7 |
结 构 式 |
 |
| 分 子 式 |
C9H4O5 |
| 分 子 量 |
192.12 |
| 主要指标 |
酐含量 |
≥97.5% |
| 熔 点 |
165±2 °C |
| 色 号（铂钴比色计） |
≤150# |
| 酸 值 |
≥872 mg(KOH)/g |
| 包 装 |
25Kg/复合袋(可依顾客要求) |
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Trimellitic Anhydride(TMA)
CAS.No. 552-30-7
Trimellitic Anhydride is mainly used as raw material for polyester resin,polyimide resin,plasticizer TOTM ,and also be used for producing heatproof & insulating,adhesive,surfactant, paint,synthesize dye materials etc.
Trimellitic anhydride is used as an embossing agent for vinyl flooring and as a curing agent for epoxy resins. It is also used as an intermediate for the synthesis of surface coatings chemicals, adhesives, polymers, dyes printing inks, pharmaceuticals .
Molecular formula:C9H4O5
Molecular weight:192.12
Appearance: white to off-white flakes
Major Index:
1)Anhydride content: ≧97.5
2）Purity：>99.5
2) Melting point :163-165 ° C
3) Color,Hazen: 150 max (molten state)
4) Acid value :≧872mg(KOH)/g
Packing:25kgs/bag,15 tons in 20’ FCL with pallets
