Dɛn ne adeyɛ a Phthalic Anhydride By Product Maleic Anhydride yɛ?
2. 2.025-12-29 na wɔkyerɛwee
Phthalic Anhydride Nneɛma a Wɔde Yɛ Adwuma
Sɛ wɔreyɛ phthalic anhydride afi o-xylene mu a, . Maleic Anhydride a wɔde yɛ aduru yɛ ade a efi mu ba (~5% wɔ phthalic anhydride a ɛba no mu). Bere a wɔreyɛ phthalic anhydride no, wɔhohoro reaction tail gas de yi organics fi hɔ; wɔde nsu a wɔde hohoro nneɛma (a maleic anhydride, benzoic acid kakraa bi, ne phthalic acid wom) no gu mu, tew ho, na wɔma ɛyɛ hyew ma nsu fi mu—na ɛma wonya maleic anhydride nneɛma.