CAS:2421-28-5
Molecular Formula:C17H6O7
Molecular Weight:322.23
EINECS:219-348-1
Synonyms:3,3′,4,4′-Benzophenonetetracarboxylic acid dianhydride; 3,3′,4,4′-Tetracarboxybenzophenone dianhydride; 3,3’,4,4’-benzophenonetetracarboxylicaciddianhydride; BENZOPHENONETETRACARBOXYLIC ACID DIANHYDRIDE; BENZOPHENONE-TETRACARBOXYLIC-DIANHYDRIDE; BTDA~4,4-Carbonyldiphthalic anhydride
3,3 ‘, 4,4’ – Benzophenonetetracarboxylic dianhydride is a brownish crystalline powder. The melting point of this substance is 218.67 ° C, and it decomposes at 360 ° C. The spontaneous combustion temperature is very high, and no flammability was observed. The density of the substance is 1.5452g/ml, and the vapor pressure is 6.53E-011Pa.
| 항목 | 사양 |
| 끓는점 | 320°C 5mm |
| 밀도 | 1,57 g/cm3 |
| 녹는점 | 218-222 °C (lit.) |
| flash point | 324 °C |
| 저항력 | 1.6380 (estimate) |
| 저장 조건 | 불활성 분위기,객실 온도 |
BTDA is used as an intermediate in the manufacturing of plastic products or fine chemicals in the industrial sector. Polymer monomer, used for synthesizing high-temperature resistant polymer materials.
일반적으로 포장에서 25kg/드럼,그리고이 될 수 있습니다 주문을 받아서 만들어진 패키지입니다.
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