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, ukwanda 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 inyuke 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, ukuthengiswa kwe-1.63 yezigidi zeetoni, ukuya kwi-1.9%, ukuthunyelwa ngaphandle kweetoni ezimalunga nama-251,000, ukusetyenziswa okubonakalayo kwe-2.198 yezigidi zeetoni, ukuhla kwe-7. 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% kwimveliso entsha kuxhomekeke kwimveliso ye-PC yonyaka, imveliso entsha ixhomekeke kwi-PC. ukuqhubeka nokunyuka.

Ishishini lamandla omoya, izixhobo zombane kunye namanye amashishini aqhuba i-epoxy resin ukuqhubeka nokwanda. Ezona ndawo zesicelo ze-epoxy resin zasekhaya ziyi-coating, izinto ezihlanganisiweyo, izixhobo zombane kunye nombane kunye namashishini ancamathelayo, kwaye umlinganiselo wokusetyenziswa kwenxalenye nganye kwiminyaka yakutshanje uhlala uzinzile, ubalwa kwi-35%, i-30%, i-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 kweteknoloji yolwazi lwesizukulwana esitsha njengedatha enkulu, i-Intanethi yeZinto, i-intelligence yokwenziwa, i-5G, njl., njengezinto ezisisiseko kushishino lwe-elektroniki, imfuno kunye nesantya sokukhula kwebhodi yeengubo zethusi kulindeleke ukuba ikhule unyaka nonyaka.

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

2021-2030 China bisphenol A ishishini usenayo 5.52 yezigidi zeetoni zeeprojekthi esakhiwayo / ngonyaka, 2.73 amaxesha umthamo 2.025 yezigidi zeetoni / ngonyaka ekupheleni 2020, kunokubonwa ukuba ikamva bisphenol A ukhuphiswano lwemarike kakhulu ngakumbi, ukuchasana, ingakumbi kwimarike, ingakumbi unikezelo kunye neprojekthi reverse imfuno kunye nokusebenza entsha. indawo yokuthengisa iya kuba shushu ngakumbi.

Ekupheleni kuka-2020 inyanga yasekhaya bisphenol A kwimveliso 11 amashishini, umthamo wemveliso ye-2.025 yezigidi zeetoni, apho 1.095 yezigidi zeetoni zamashishini angaphandle, iitoni ezingama-630,000 zabucala, amandla okubambisana kweetoni ezingama-300,000, ngokulandelanayo, ezibalelwa kwi-514%, 1%. Ukususela ngo-2021 ukuya ku-2030, isicwangciso semarike ye-bisphenol A yaseChina, iiprojekthi ezicetywayo ezisakhiwayo kunye nomthamo we-5.52 yezigidi zeetoni, umthamo wemveliso usagxininisekile e-East China, kodwa ngokwanda koshishino lwe-PC esezantsi, eMzantsi China, kuMntla-mpuma, kuMbindi we-China kunye nezinye iindawo zokukhula kwamandla, xa i-bisphenol yasekhaya iya kuba yi-bisphenol yasekhaya kunye nokuhanjiswa kweprojekthi, i-bisphenol yasekhaya iya kuba yi-balanced yeprojekthi, kunye nokuhanjiswa kweprojekthi. I-bisphenol Unikezelo lwemarike lungaphantsi kobume bemfuno nayo iya kuhamba kancinci kancinci.

I-2010-2020 kunye nokwandiswa kwe-bisphenol A umthamo wemarike, imveliso ibonisa ukukhula okubonakalayo, ngexesha lokunyusa izinga lokunyuka kwe-compound ye-14.3%, izinga lokukhula kwe-compound yemveliso ye-17.1%, izinga lokuqalisa ishishini lichaphazeleka kakhulu ngexabiso lemarike, inzuzo yoshishino kunye nelahleko kunye nexesha lokuthunyelwa kwezixhobo ezitsha, ezifikelele kwizinga le-5. I-2021, kunye ne-bisphenol entsha ye-bisphenol A i-market oversupply kulindeleke ukuba iqiniswe ngo-2021-2025, isantya sokuqala se-bisphenol ye-bisphenol A yaseChina kulindeleke ukuba ibonise ukuhla, okubangelwa ukuhla kwezinga lokuqala ngenxa yezizathu ezilandelayo: 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; ngelo xesha, ngenxa yokuba i-bisphenol A imfuno yemarike esezantsi igxininiswe kakhulu kwi-epoxy resins kunye ne-polycarbonate, ukuhanjiswa kwentsimi kugxininiswe kwaye inani labathengi abakhulu lilinganiselwe, iqondo lokhuphiswano kwi-bisphenol A kwixesha elizayo lemarike liqina, ishishini Ukuze kuqinisekiswe isabelo semarike, ukutyunjwa kwesicwangciso sokuthengisa kuya kuba bhetyebhetye ngakumbi.

Ubonelelo lwemarike kunye nemfuno, emva kowama-2021, imakethi ye-bisphenol A iya kuphinda ingenise indlela yolwandiso, ngakumbi kule minyaka ili-10 izayo, imveliso ye-bisphenol A isantya sokukhula esihlanganisiweyo se-9.9%, ngelixa isantya sokukhula esisezantsi se-7.3%, i-bisphenol A ukugqithiswa kwemarike, ukuthengiswa okugqithisileyo kokuchasana kwemveliso egqwesileyo. 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 ngokuphuhliswa kwamandla omoya, iimoto, umbane kunye ne-elektroniki, ukwakhiwa kweziseko ezingundoqo, i-epoxy resin esisiseko kunye nokusetyenziswa kwe-polycarbonate ukugcina ukukhula okulungileyo. 2021-2025, nangona umgangatho ophezulu kunye ne-epoxy resin ekhethekileyo kunye nokwandiswa kwe-synchronous PC, kodwa isikali sokwandisa i-PC sikhulu, kwaye i-PC enye yokusetyenziswa komlinganiselo iphezulu kakhulu kune-resin ye-Epoxy, ngoko ke kulindeleke ukuba ikhulise umlinganiselo wokusetyenziswa kwe-PC ngo-2025 iya kufikelela kwi-52%, ngoko ke ukusuka kwisakhiwo sokusetyenziswa ezantsi, isixhobo se-PC kwiprojekthi ye-bisphenol ingqalelo kwiprojekthi ezayo. 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.