Maleic Anhydride Benzene method hi engtin nge a thawh?

Maleic Anhydride hmanga siam a ni Benzene hmanga siam a ni
Maleic Anhydride hmanga siam a ni C. A rilru a buai em em a4. 4. A rilru a hah lutuk chuan a rilru a buai em em a fraction method.He method hian C4 fraction-a component tha tak tak (butene, butadiene ang chi) te chu raw material atan a hmang a, chu chu gas-phase oxidation reaction-ah V2O5-P2O5 catalyst hnathawh hnuaiah boruak (or oxygen) nen inrem in maleic anhydride siam a ni. Raw material man to lutuk leh yield tlem avangin he method hi tihbo a ni ta a ni.
Maleic Anhydride Phthalic anhydride by-product methodO-xylene atanga phthalic anhydride siam chhuah chhung hian by-product angin maleic anhydride engemaw zat hmuh theih a ni a, chu chu phthalic anhydride output atanga 5% vel a ni.

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