Ukususela ngo-2015-2021, i-bisphenol A yemarike yaseChina, enemveliso ekhulayo kunye nophuhliso oluzinzileyo. Ngo-2021 imveliso ye-bisphenol A yaseTshayina kulindeleke ukuba ifikelele malunga ne-1.7 yezigidi zeetoni, kwaye izinga lokuvula elibanzi lezixhobo eziphambili ze-bisphenol A malunga ne-77%, ekwizinga eliphezulu. Kulindeleke ukuba ukususela ngo-2022, kunye ne-bisphenol A engaphantsi kokwakhiwa kwezixhobo ezifakwe emva komnye, imveliso yonyaka kulindeleke ukuba inyuke ngokuthe ngcembe. Ngo-2016-2020 I-bisphenol yase-China ye-bisphenol A yemarike ikhula ngokucothayo, ukuxhomekeka kokungeniswa kwe-bisphenol A kusondele kwi-30%. Kulindeleke ukuba ngokunyuka okukhulu kwamandla emveliso yasekhaya kwixesha elizayo, ukuxhomekeka kokungenisa kwe-bisphenol A kulindeleke ukuba kuqhubeke ukuhla.

I-Bisphenol Isakhiwo semfuno yemarike esezantsi sigxininiswe, ikakhulu sisetyenziselwa i-PC kunye ne-epoxy resin, phantse isiqingatha somlinganiselo ngamnye. I-2021 kulindeleke ukuba i-bisphenol A ukusetyenziswa okubonakalayo malunga ne-2.19 yezigidi zeetoni, ukunyuka kwe-2% xa kuthelekiswa no-2020. Kwixesha elizayo, njengoko i-PC esezantsi kunye ne-epoxy resin izixhobo ezitsha zifakwa ekusebenzeni, imfuno yemarike ye-bisphenol A kulindeleke ukuba ukwanda kakhulu.

Umthamo omtsha we-PC wemveliso ungaphezulu, ukutsala i-bisphenol A ukukhula kwemfuno yemarike. I-China ingenisa i-polycarbonate kumazwe angaphandle, ukutshintshwa kwe-polycarbonate kumazwe angaphandle kufuna ngokukhawuleza. Ngokwezibalo ze-BCF, ngo-2020, imveliso ye-PC yaseChina yeetoni ezingama-819,000, phantsi kwe-19.6% ngonyaka, ukungeniswa kwe-1.63 yezigidi zeetoni, ukuya kwi-1.9%, ukuthumela ngaphandle kweetoni ezingama-251,000, ukusetyenziswa okubonakalayo kwe-2.198 yezigidi zeetoni, phantsi kwe-7. unyaka nonyaka, izinga lokuzanelisa kuphela I-37.3%, imfuno engxamisekileyo yaseChina yokungeniswa kwePC.

Ukususela ngoJanuwari ukuya ku-Oktobha 2021, imveliso ye-PC yaseChina yeetoni ezingama-702,600, phantsi kwe-0.38% ngonyaka, ukuthengiswa kwe-PC yasekhaya ye-1.088 yezigidi zeetoni, phantsi kwe-10.0% ngonyaka, ukuthunyelwa kweetoni ezingama-254,000, ukwanda kwe-41.1% ngonyaka. -ngonyaka, kunye nomthamo omtsha we-PC we-PC ufakwe kwimveliso, ukuxhomekeka kokungenisa kulindeleke ukuqhubeka nokunyuka.

Ishishini lamandla omoya, izixhobo zombane kunye namanye amashishini aqhuba i-epoxy resin ukuqhubeka nokwanda. Ezona ndawo zisetyenziswayo ze-epoxy resin zasekhaya ziyi-coating, izinto ezidibeneyo, izixhobo zombane kunye nombane kunye namashishini ancamathelayo, kwaye umlinganiselo wokusetyenziswa kwenxalenye nganye kwiminyaka yakutshanje uhlala uzinzile, ubalwa kwi-35%, 30%, 26% kunye ne-9% ngokulandelanayo. .

Kulindeleke ukuba kwiminyaka eyi-5 ezayo, phakathi kwezicelo ezininzi ezisezantsi ze-epoxy resin, i-epoxy resin yezinto ezidibeneyo kunye nokwakhiwa kwenkunzi, iya kuba yindawo ephambili yokuxhasa izinga lokukhula kwe-epoxy resin output. Imfuno ekhulayo yamandla omoya, ukwakhiwa kunye nokugcinwa koololiwe abanesantya esiphezulu, oohola bendlela, oohola bendlela, oololiwe abangaphantsi komhlaba kunye nezikhululo zeenqwelo moya kulwakhiwo lwasezidolophini kuya kuqhuba uphuhliso lwentlaka ye-epoxy. Ngokukodwa ngokukhuthazwa kwe "Ibhanti enye, iNdlela enye", imfuno ye-epoxy resin iya kwandiswa kakhulu.

Ishishini le-PCB sesona sicelo siphambili se-epoxy resin kwintsimi yombane kunye ne-elektroniki, izinto eziphambili ze-PCB yibhodi efakwe ubhedu, i-epoxy resin akhawunti malunga ne-15% yeendleko zebhodi yobhedu. Ngokuvela ngokukhawuleza kwetekhnoloji yolwazi lwesizukulwana esitsha njengedatha enkulu, i-Intanethi yeZinto, ubukrelekrele bokwenziwa, i-5G, njl.njl., njengezinto ezisisiseko kushishino lwe-elektroniki, imfuno kunye nesantya sokukhula kwebhodi enxibe ubhedu kulindeleke ukuba ikhule ngonyaka. unyaka.

I-bisphenol A imakethi ikumjikelezo ophezulu we-boom, sicinga ukuba imfuno esezantsi ye-bisphenol A imakethi ifakwe kwimveliso kwishedyuli, i-bisphenol A yemarike esezantsi ye-epoxy resin ine-1.54 yezigidi zeetoni zomthamo ophantsi kokwakhiwa, i-PC ine-1.425 yezigidi zeetoni umthamo ophantsi kolwakhiwo, la mandla afakwa kwimveliso kwiminyaka emi-2-3 ezayo, imfuno ye-bisphenol A imakethi inotsalo oluqinileyo. Unikezelo, i-bisphenol A unikezelo lwalo ukugcina ukukhula okufanelekileyo, umthamo wangoku we-bisphenol A wemveliso phantsi kolwakhiwo lwe-2.83 yezigidi zeetoni, ezi zakhono zifakwa ekusebenzeni kwiminyaka eyi-2-3, emva kokuba ukukhula koshishino kusekelwe ikakhulu kuphuhliso oludibeneyo, iseti enye ye izixhobo ezibekwe ukusebenza yedwa ukunciphisa imeko, izinga lokukhula ishishini phantsi kwinqanaba elifanelekileyo.

I-2021-2030 ye-bisphenol A ye-China ye-bisphenol A isenayo i-5.52 yezigidi zeetoni zeeprojekthi ezisakhiwayo / ngonyaka, amaxesha angama-2.73 umthamo we-2.025 yezigidi zeetoni / ngonyaka ekupheleni kuka-2020, kunokubonwa ukuba ukhuphiswano lwe-bisphenol A lwexesha elizayo luqina ngakumbi, Ukuchasana phakathi konikezelo kunye nemfuno kwimarike kuya kuphinda kubuyiselwe umva, ngakumbi kubangeneli abatsha, ukusebenza kweprojekthi kunye indawo yokuthengisa iya kuba shushu ngakumbi.

Ekupheleni kwenyanga ye-2020 ye-bisphenol yasekhaya ye-bisphenol A kwimveliso ye-11 yamashishini, umthamo wemveliso we-2.025 yezigidi zeetoni, apho i-1.095 yezigidi zeetoni zamashishini angaphandle, iitoni ezingama-630,000 zabucala, i-joint venture umthamo we-300,000 yeetoni, ngokulandelanayo, i-314% %, 15%. Ukususela kwi-2021 ukuya kwi-2030, isicwangciso semarike ye-bisphenol A yaseChina, iiprojekthi ezicetywayo eziphantsi kolwakhiwo kunye nomthamo we-5.52 yezigidi zeetoni, umthamo wemveliso usagxininisekile e-East China, kodwa kunye nokwandiswa kweshishini le-PC esezantsi, eMzantsi China, eMntla-mpuma, kuMbindi we-China. kunye neminye imimandla yokukhula kwezakhono, xa i-bisphenol A yasekhaya ukuhanjiswa komthamo wemarike kuya kulungelelaniswa ngakumbi, ngelixa kugunyaziswa ngokuthe ngcembe kweprojekthi, I-bisphenol Unikezelo lwemarike lungaphantsi kobume bemfuno nayo iya kuhamba kancinci kancinci.

Ngo-2010-2020 kunye nokwandiswa kwe-bisphenol A umthamo wemarike, imveliso ibonisa ukukhula okuphawulekayo, ngexesha lokunyuka komthamo we-14.3%, izinga lokukhula kwemveliso ye-17.1%, izinga lokuqalisa ishishini lichatshazelwa kakhulu yimarike. ixabiso, inzuzo yeshishini kunye nelahleko kunye nexesha lokugunyaziswa kwezixhobo ezitsha, ezifikelele kwinqanaba lokuqala lokuqalisa kwe-85.6% ngo-2019. Ngo-2021, kunye ne-bisphenol entsha ye-bisphenol A i-bisphenol A i-market oversupply kulindeleke ukuba inyuke ngo-2021-2025, umlinganiselo wokuqala we-bisphenol A yase-China kulindeleke ukuba ubonise indlela ehlayo, ekhokelela ekwehleni kwezinga lokuqala ngenxa yezi zizathu zilandelayo. : 1. 2021-2025 Izixhobo zaseTshayina ze-bisphenol A zongezwa unyaka nonyaka, ngelixa imveliso ikhutshwa emva kwexesha umthamo, okukhokelela ku-2021-2025 ukwehla kwezinga lokuqalisa; 2. Uxinzelelo lokuhla kwexabiso likhulu, imeko yenzuzo ephezulu yoshishino yanyamalala ngokuthe ngcembe, ngokuxhomekeke kwiindleko zemveliso kunye nenzuzo, ukulahlekelwa kwexesha ngexesha lenjongo yokuvelisa iphantsi; 3. Kukho ukugcinwa rhoqo ngonyaka kwamashishini, ukusuka kwiintsuku ze-30-45, ukugcinwa kweshishini kuchaphazela izinga lokuqalisa ishishini.

Kwixesha elizayo, idatha yokukhula okuphawulekayo kumthamo wemveliso kunye nokwehla kwezinga lokuqalisa kulindeleke, umngcipheko wokusebenza kweprojekthi yexesha elizayo uye wanda kakhulu. Ukugxininiswa koshishino, umthamo we-CR4 ubalelwe kwi-68% ngo-2020, ukuhla ukuya kuma-27% ngo-2030, unokubonisa ukwanda okubonakalayo kubathathi-nxaxheba be-bisphenol A, amashishini ahamba phambili kwishishini aya kuba nokuhla okuphawulekayo kwesimo; kwangaxeshanye, ngenxa yokuba i-bisphenol A imfuno yemarike esezantsi yomlambo igxininiswe ikakhulu kwi-epoxy resins kunye ne-polycarbonate, ukuhanjiswa kwentsimi kugxininiswe kwaye inani labathengi abakhulu lilinganiselwe, iqondo lokhuphiswano kwikamva le-bisphenol A kwimarike liqina, ishishini umyalelo wokuqinisekisa isabelo semarike, ukutyunjwa kwesicwangciso sokuthengisa kuya kuba bhetyebhetye ngakumbi.

Ubonelelo lwemarike kunye nemfuno, emva kuka-2021, i-bisphenol A imakethi iya kuphinda ingenise indlela yokwandisa, ngakumbi kwiminyaka eyi-10 ezayo, i-bisphenol A umthamo wemveliso wezinga lokukhula kwe-9.9%, ngelixa i-lowstream yokusetyenziswa kwe-compound yezinga lokukhula kwe-7.3%, i-bisphenol Umthamo ogqithileyo wemarike, ukuchasana kokunikezela okugqithisileyo kubonisiwe, inxalenye yokhuphiswano olubi lwebisphenol A amashishini emveliso inokujongana nengxaki yokungonelanga kolandelelo lokuqalisa, ukusetyenziswa kwesixhobo.

Kwixesha elizayo ukukhula kwamandla kunye nokuhla kwesantya sokuqalisa kwidatha kulindeleke, ukuhamba kwezibonelelo kwiiprojekthi zexesha elizayo kunye nomkhombandlela wokusetyenziswa kwezantsi kube yingqwalasela ephambili yeeprojekthi ezikhoyo nezizayo.

Usetyenziso olusezantsi lwebisphenol A yaseTshayina yentengiso ikakhulu ineepoxy resin kunye nepolycarbonate. Ukusetyenziswa kwe-epoxy resin ka-2015-2018 kubalelwa esona sabelo sikhulu, kodwa kunye nokwandiswa komthamo wemveliso yePC, ukusetyenziswa kwe-epoxy resin kubalelwe ukwehla. Umthamo wokuvelisa we-PC ka-2019-2020 ugxininise ukwandiswa, ngelixa umthamo wokuvelisa i-epoxy resin uzinzile, iPC yaqala ukubala ngaphezulu kwe-epoxy resin, ukusetyenziswa kwePC ngo-2020 kubalelwa ukuya kuthi ga kwi-49%, ibe sesona sabelo sikhulu sasezantsi. I-China ngoku inomthamo ogqithisiweyo wesiseko se-epoxy resin, umgangatho ophezulu kunye neteknoloji ye-resin ekhethekileyo kunzima kakhulu ukuyiqhekeza, kodwa ngophuhliso lwamandla omoya, iimoto, umbane kunye ne-elektroniki, ukwakhiwa kwezakhiwo, i-epoxy resin esisiseko kunye nokusetyenziswa kwe-polycarbonate ukugcina okulungileyo. ukukhula ngokukhawuleza. Ngo-2021-2025, nangona umgangatho ophezulu kunye ne-epoxy resin ekhethekileyo kunye nokwandiswa kwe-PC synchronous, kodwa isikali sokwandisa i-PC sikhulu, kwaye umlinganiselo wokusetyenziswa kwe-PC uphezulu kakhulu kune-Epoxy resin, ngoko ke kulindeleke ukuba ikhulise umlinganiselo wokusetyenziswa kwe-PC ngo-2025. ukufikelela kwi-52%, ngoko ke ukusuka kwisakhiwo sokusetyenziswa ezantsi, isixhobo sePC kwi-bisphenol yexesha elizayo yeprojekthi yengqwalasela. Kodwa kufuneka kuqatshelwe ukuba i-PC yangoku izixhobo ezitsha zinyuka zixhasa ngakumbi i-bisphenol A, ngoko ke isalathiso se-epoxy resin sisafuna ukuba lugxininiso olubalulekileyo olongezelelweyo.

Ngokubhekiselele kwiimarike eziphambili zabathengi, akukho bavelisi abakhulu be-BPA kwaye akukho bathengi abakhulu abasezantsi eNyakatho-ntshona kunye ne-Northeast China, ngoko akukho luhlalutyo oluphambili luya kwenziwa apha. I-East China kulindeleke ukuba ijike ukusuka kwi-undersupply ukuya kwi-oversupply kwi-2023-2024. I-North China isoloko inikezelwa ngokugqithisileyo. I-Central China ihlala igcina i-gap ethile yokubonelela. I-market ye-South China ijika ukusuka kwi-undersupply kwi-2022-2023 kunye nokugqithiswa okukhulu kwi-2025. Kulindeleke ukuba ngo-2025, imarike ye-BPA e-China iya kulawulwa ngokusetyenziswa kwezixhobo ze-peripheral kunye nokhuphiswano lwamaxabiso aphantsi ukubamba imarike. Kucetyiswa ukuba amashishini e-BPA angathathela ingqalelo ukuthunyelwa kwempahla kumazwe angaphandle njengelona lwalathiso losetyenziso luphambili xa kuqwalaselwa ukuphuma kwe-peripheral kunye nexabiso eliphantsi ukuya kwezona ndawo zisetyenziswa kakhulu.