Anhydride ya Maleic (MA) ni ikintu cy'ingenzi mu bimera gikoreshwa cyane mu nganda z'imiti. Ikoreshwa ryayo ry'ibanze ririmo gukora resins za polyester zitaraseye (UPR), zikenewe cyane mu gukora pulasitiki zikonjeshwa na fiberglass, irangi, n'ibice by'imodoka. Byongeye kandi, MA ikora nk'intangiriro ya 1,4-butanediol (BDO), ikoreshwa muri pulasitiki zishobora kubora, n'ibindi bikomoka kuri iyo miti nka aside fumaric n'imiti ikoreshwa mu buhinzi36.
Mu myaka ya vuba aha, isoko rya MA ryahuye n'ihindagurika rikomeye. Mu 2024, ibiciro byagabanutseho 17.05%, bitangira kuri 7.860 RMB/toni bikarangira kuri 6.520 RMB/toni bitewe n'umusaruro mwinshi n'ibura ry'ibicuruzwa rike ryaturutse mu rwego rw'ubucuruzi bw'amazu, rukoresha cyane UPR36. Ariko, ibiciro byazamutse by'agateganyo mu gihe umusaruro wahagaze, nko guhagarika gutunguranye kwa Wanhua Chemical mu Ukuboza 2024, byazamuye ibiciro ho 1.000 RMB/toni 3 mu gihe gito.
Guhera muri Mata 2025, ibiciro bya MA biracyari bihindagurika, aho ibiciro biri hagati ya 6,100 na 7,200 RMB/toni mu Bushinwa, bitewe n’ibintu nk’ibiciro by’ibikoresho fatizo (n-butane) n’ihindagurika ry’ibikenewe27. Biteganijwe ko isoko rizakomeza guhangayikishwa bitewe no kwiyongera k’ubushobozi bw’umusaruro no kugabanuka k’ibikenewe mu nzego gakondo, nubwo iterambere ry’ibikoresho by’imodoka n’ibibora bishobora gutanga inkunga.
Igihe cyo kohereza: Mata-08-2025