Dɛn ne akwan abien a wɔfa so yɛ maleic anhydride?
Ntotoe a ɛfa akwan abien a wɔfa so yɛ adwuma no ho
Mfiridwuma a wɔde yɛ nneɛma a Maleic Anhydride a wɔde yɛ aduru MAinly ka benzene oxidation ne n-butane oxidation mfiridwuma ho wɔ nneɛma a wɔde yɛ nneɛma akwan ho. Benzene oxidation ne n-butane oxidation a wɔde toto ho wɔ ɔkwan a wɔfa so yɛ no ho:
Adeyɛ a ɛsen: Akwan abien no wɔ nhyehyɛe a ɛkɔ so yɛ pɛ; nsonsonoe titiriw no wɔ ade a ɛma nneɛma yɛ kɛse no mu.
Mfiridwuma mu onyin: Mfiridwuma abien no nyinaa ho akokwaw koraa. Amannɔne adwumayɛbea ahorow a wɔyɛ nneɛma titiriw no fa n-butane kwan no so, bere a mmeae a wɔyɛ nneɛma wɔ ɔman no mu no de benzene kwan titiriw na edi dwuma.
n-butane kwan sɛ nkɔsoɔ su: Sɛ yɛhwɛ amannɔne mfiridwuma nkɔsoɔ a, wiase nyinaa maleic anhydride adwumayɛkuo dodoɔ no ara fa n-butane kwan no so. Enti, n-butane-based production tumi no fã kɔ so kɔ soro. Amannɔne n-butane nneɛma dɔɔso, na mmeae a wɔyɛ nneɛma foforo a wɔasisi no mu 100% de n-butane kwan no di dwuma. N-butane a wɔyɛ wɔ Europa no ayɛ 89% wɔ mprempren maleic anhydride a wɔyɛ no mu, na mfiase no wɔawie nneɛma a wɔde yɛ adwuma no kwan nsakrae no. Wɔ China no, esiane coking benzene a ɛdɔɔso a efi fango nnuru a wɔde yɛ nneɛma foforo mu nti, maleic anhydride a egyina benzene so no yɛ ɔman no maleic anhydride a wɔyɛ nyinaa mu 90%.