Vhiki rino, mutengo wezvigadzirwa muindasitiri yephenol-ketone wakaramba uchiderera. Kuderera kwemitengo, pamwe nekumanikidzwa kwekugovera nekudiwa, kwakaisa kumanikidzwa kwakati kwekudzikira kwemitengo yeindasitiri. Zvisinei, zvigadzirwa zvepamusoro zvakaratidza kudzika kwakanyanya kana zvichienzaniswa nezvinobva pasi, zvichikonzera kudzikira kwepurofiti mumaindasitiri ari pasi. Kunyangwe mukana wekurasikirwa neindasitiri yepakati pephenol-ketone wakaderera, purofiti yese yezvigadzirwa zvepamusoro nepakati yakaramba isina kusimba, nepo indasitiri dziri pasi peMMA (Methyl Methacrylate) neisopropanol dzichiri kuramba dzichiwana purofiti.
Panyaya yeavhareji yemitengo yevhiki nevhiki, kunze kwekukwira kudiki kweavhareji yemutengo wevhiki nevhiki wephenol (chigadzirwa chepakati), zvimwe zvigadzirwa zvese muchikamu cheindasitiri chephenol-ketone zvakaderera, uye zvizhinji zvacho zvichidzika kubva pa0.05% kusvika pa2.41%. Pakati pazvo, zvigadzirwa zvepamusoro-soro benzene nepropylene zvese zvakaderera, neavhareji yemitengo yevhiki nevhiki ichidonha ne0.93% uye 0.95% mwedzi nemwedzi zvichiteerana. Mukati mevhiki, mushure mekuwedzera kudiki kunotevera, mitengo yemafuta asina kuchena yakaona kudzikira kwenguva pfupi. Mamiriro emusika wekupedzisira akaramba ari kunonoka, uye pfungwa yekungwarira yakaderera yakanga yakasimba. Zvisinei, kudiwa kwemafuta emusanganiswa wepeturu muUS kwakakwidza mitengo yetoluene, uye mayuniti ekusaenzana akavharwa nekuda kwerubatsiro rwakashata rwehupfumi, zvichikonzera kukwira kwemitengo yebenzene pakupera kwevhiki. Panguva iyi, mamwe mayuniti epropylene akamiswa akatangazve kushanda, zvichiwedzera rutsigiro rwepropylene. Kazhinji, kunyangwe mhedzisiro yezvinhu zvakagadziriswa yakaratidza kudzikira, kudzikira kwacho kwaive kudiki pane kwezvigadzirwa zvepasi.
Zvigadzirwa zvepakati nepakati phenol neacetone zvinowanzotengeswa padivi, nekuchinja-chinja kwemitengo yevhiki nevhiki. Pasinei nekusagadzikana kwemitengo, mamwe mayuniti ebisphenol A akatangazve kushanda, uye paive netarisiro yekuchengetedza mayuniti ephenol-ketone eHengli Petrochemical munguva yakatevera. Zvinhu zvirefu nezvipfupi zvakabatana mumusika, zvichikonzera kusagadzikana pakati pevatengi nevatengesi. Zvigadzirwa zvepasi zvakaona kudzikira kwakanyanya kupfuura mutengo nekuda kwekuwanikwa kwakakwana uye kusavandudzika kwezvinodiwa zvekupedzisira. Vhiki rino, avhareji yemutengo wevhiki nevhiki weindasitiri yeMMA yakaderera ne2.41% mwedzi nemwedzi, kudzikira kukuru kwevhiki nevhiki muketani yemaindasitiri. Izvi zvaive zvakanyanya kukonzerwa nekusasimba kwezvinodiwa zvekupedzisira, zvichikonzera kuwanikwa kwakakwana kwemusika. Kunyanya, mafekitori ari kuShandong akatarisana nekumanikidzwa kukuru kwezvinyorwa uye aifanira kudzikisa mitengo kuti akurudzire kutumira. Maindasitiri eBisphenol A neIsopropanol akasanganawo nekudzikira kwemitengo, neavhareji yemitengo yevhiki nevhiki ye2.03% uye 1.06% zvichiteerana, sezvo musika wakaramba uri muchikamu chepasi chekugadzirisa chisina kusimba pakati pekumanikidzwa kwekuwanikwa kwezvinhu uye kudiwa kwazvo.
Nezve purofiti yeindasitiri, mukati mevhiki, yakakanganiswa nekushomeka kwekuwedzera kwekupihwa uye kudiwa kwedzvinyiriro mumaindasitiri ari pasi pemvura uye kuderedzwa kwemitengo, purofiti yezvigadzirwa zviri pasi pemvura mumaindasitiri yakaratidza kudzikira. Kunyangwe mukana wekurasikirwa kweindasitiri yepakati pephenol-ketone wakavandudzika, purofiti yedzidziso yeketani yemaindasitiri yakadzikira zvakanyanya, uye zvigadzirwa zvakawanda muketani zvakaramba zviri mumamiriro ekurasikirwa, zvichiratidza purofiti yeketani yemaindasitiri isina kusimba. Pakati pavo, indasitiri yephenol-ketone yakanyora kuwedzera kukuru kwepurofiti: kurasikirwa kwedzidziso kweindasitiri vhiki rino kwaive 357 yuan/ton, kuderera ne79 yuan/ton zvichienzaniswa nevhiki rapfuura. Pamusoro pezvo, purofiti yeindasitiri iri pasi pemvura yeMMA yakaderera zvakanyanya, neavhareji yepurofiti yevhiki nevhiki yepfungwa yeindasitiri iri pa92 yuan/ton, kudzikira kwe333 yuan/ton kubva vhiki rapfuura. Zvose, purofiti yemazuva ano yeketani yemaindasitiri yephenol-ketone haina kusimba, zvigadzirwa zvakawanda zvichiri munjodzi yekurasikirwa. Maindasitiri eMMA neisopropanol chete ndiwo ane purofiti yedzidziso iri pamusoro pemutsetse we break-even.
Chinangwa Chikuru: 1. Munguva pfupi, mitengo yemafuta asina kuchena yeramangwana ingangoramba ichichinja-chinja uye isina kusimba, uye mitengo isina kusimba inotarisirwa kuramba ichiderera. 2. Kumanikidzwa kwekutengesa kwemakambani emaindasitiri kuchiripo, asi mitengo yezvigadzirwa zvemakambani emaindasitiri iri padanho rakaderera kwemakore akawanda, saka nzvimbo yekuderera kwemitengo inogona kunge iri mishoma. 3. Zvakaoma kuti makambani anoshandisa mafuta ekupedzisira aone kuvandudzika kukuru, uye kushaikwa kwezvinodiwa kunogona kuramba kuchiita kuti vanhu vasade zvakanaka.
Nguva yekutumira: Mbudzi-14-2025