中文名:偏苯三酸酐（1,2,4-苯三酸酐；偏酐）

英文名:Trimellitic Anhydride(TMA)

CAS. No.: 552-30-7

EINECS No.:209-008-0

偏苯三酸酐即1,2,4—苯三甲酸酐，主要用于不饱和聚脂树脂、聚酰亚胺树脂、水溶性聚酯树脂、水溶性聚氨酯树脂、水溶性氨基醇酸树脂、偏苯三酸三辛脂(TOTM)、环氧树脂固化剂等产品,还可以用做高级航空润滑油、电力电容器浸渍油、粒料粘结剂、施胶剂、消烟剂、瞬时粘结剂等。

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 .

分子结构:

分子式: C9H4O5 Molecular formula:C9H4O5

分子量: 192.12 Molecular weight:192.12

外 观: 白色或微黄色片状或粉末

Appearance: white to off-white flakes

Major Index

1 酐含量Anhydride content ≥ 97.5%

2 熔点Melting point 165 ± 2°C

3 酸值Acid value ≥872mg(KOH)/g

4 色号（铂钴比色计）Color,Hazen ≤150#(molten state)

5 总含量Total Acid & Anhydride ≥99%

25公斤/复合袋（可根据客户要求）

Packing:25kgs/bag,17.5 tons in 20’FCL with pallets. (To be designated by the buyers)