Okokuqala, imeko yokusebenza ye-cellulose ether industry
Ngophuhliso olukhawulezayo lolwakhiwo, ukutya, amayeza, iikhemikhali zemihla ngemihla kunye namanye amashishini, imfuno yemarike yehlabathi yeemveliso ze-non-ionic cellulose ether inyuke ngokukhawuleza kwiminyaka yakutshanje.Emva kowama-2000, imveliso ye-cellulose ether yophuhliso olukhawulezayo kwilizwe lethu, imveliso ityebile, kwaye ifezekisa isikali seshishini ngokungapheziyo kumanyathelo, ibhetshi yeetoni eziliwaka kwimpumelelo yeshishini ngalinye, iimveliso ezisuka ezantsi ukuya kwi-viscosity ephezulu, i-viscosity evela kwimveliso enye. ukuya ekusasazweni kweemveliso ngokuthe ngcembe zingena kwimarike yesicelo, ziphucula ngokubonakalayo umgangatho wemveliso, imveliso ephakathi ngokuthe ngcembe ukuya kwinqanaba lamazwe ngamazwe, Ukusuka kwilizwe elithumela kumazwe angaphandle ukuya kwelinye ilizwe.Okwangoku, amashishini okuvelisa i-cellulose ether yasekhaya malunga ne-70, isasazwa ikakhulu eShandong, eJiangsu, eHenan, eHebei naseChongqing nakwezinye iindawo.Ngokutsho kwedatha ekhutshwe yi-China Cellulose Industry Association, imveliso epheleleyo ye-cellulose ether e-China ngo-2017 yayiyi-373,300 yeetoni, i-17.3% ngonyaka.Eyona nto isetyenziselwa izinto zokwakha, amayeza kunye nokutya i-HPMC emelwe yi-non-ionic cellulose ether cellulose ether industry development highlights kunye namandla okuqhuba amatsha, i-2017 iphuma malunga neetoni ze-180,000, i-accounting malunga ne-48% yesiphumo esipheleleyo se-ether cellulose yasekhaya.
I-ether ye-cellulose iyona nto yokongeza echaphazela ukwakhiwa kodaka.Umthamo we-cellulose ether uphantsi kakhulu, kodwa unokuphucula kakhulu ukusebenza kweemveliso zodaka.Iyinxalenye ebalulekileyo yodaka oluqhelekileyo olomileyo oluxutyiweyo kunye nodaka olukhethekileyo olomileyo oluxutyiweyo.I-HPMC kudaka olomileyo oluxubeneyo njengommeli we-ether ye-cellulose engekho i-ionic, isetyenziselwa ukutywinwa, ukugquma komhlaba, ukucola i-tile ye-ceramic kwaye yongezwa kwi-cement mortar.Ngokukodwa kudaka lwesamente oluxutywe kunye nenani elincinci le-HPMC linokunyusa i-viscosity, ukugcinwa kwamanzi, i-coagulation ecothayo kunye nefuthe lokungenisa umoya, ukuphucula kakhulu i-ceramic tile binder, i-putty kunye nezinye iimveliso zebhondi yokusebenza, ukuxhathisa iqabaka kunye nokuxhathisa ubushushu, ukuqina kunye namandla okucheba, ukuze kuphuculwe ukusebenza kolwakhiwo lwemathiriyeli yokwakha, kuphuculwe umgangatho wokwakha kunye nobuchule bokwakha obungoomatshini.
Kwiminyaka yakutshanje, ngokunyuka kwengqwalaselo karhulumente kukhuseleko lokusingqongileyo ezidolophini, iKomishoni yoPhuhliso kunye noHlaziyo lweSizwe, iSebe lezoRhwebo, iSebe lezeziNdlu kunye noPhuhliso lweDolophu-maPhandle kunye namanye amasebe afanelekileyo abhengeze kwaye aphumeza uthotho lwemigaqo ukusetyenziswa kodaka olomileyo oluxutyiweyo.Okwangoku, izixeko ezingaphezu kwama-300 e-China ziye zazisa imigaqo-nkqubo efanelekileyo yokusetyenziswa kodaka olomileyo oluxutyiweyo.Ukukhuthazwa ngokukhawuleza kodaka olomileyo oluxubeneyo luqhube ukukhula kwemfuno yemarike ye-HPMC.KwiSicwangciso seminyaka emihlanu ye-13, ukukhuthazwa kokusetyenziswa kwezinto ezintsha zokwakha (kubandakanywa izinto ezintsha zodonga, izinto zokugquma i-thermal, izinto zokwakha ezingenamanzi, izinto zokuhombisa izakhiwo kunye nezinye iindidi ezine zezinto ezisisiseko) lukhokelo lophuhliso olukhuthazwa yi ishishini lesizwe, ikamva lemveliso ye-HPMC iya kuba nesithuba esikhulu sophuhliso.
Kwixabiso lilonke izixhobo zokwakha ibakala cellulose etere, izinto zokwakha ibakala cellulose etere ngo-2017 idosi yeetoni 123,000 okanye njalo, cellulose etere izicelo ezininzi eziphambili zeceramic ithayile binder, inkqubo yokugquma eludongeni exhasa udaka, putty, udaka oluqhelekileyo olomileyo oluxubeneyo, igypsum esekelwe. iimveliso, i-sealant, i-decorative mortar, i-ALC yodaka lwe-masonry kunye nodaka lokutyabeka, i-agent ye-interface.Phakathi kwezi zicelo zingentla, imboni ye-insulation kunye ne-medium-mixed mortar industry ixhomekeke kakhulu kulwakhiwo olutsha, ngelixa ezinye izicelo ziye zabandakanyeka ngokunzulu ekuhlaziyweni nokulungiswa kwezakhiwo ezikhoyo, ezinokuthiwa kumjelo wokukhula.Ngokwalo qikelelo, imfuno yeemarike iyonke iya kunyuka ngo-2018.
Ishishini le-ether cellulose langaphandle liqale ngaphambili, kunye neDow Chemical, iYiletai, iqela le-Ashlan njengommeli wamashishini emveliso kwifomula yemveliso kunye nenkqubo ikwisikhundla esikhokelayo ngokupheleleyo.Umda ngobuchwephesha, amashishini asekhaya eselulosi etere ikakhulu avelisa iimveliso ezinexabiso eliphantsi kunye nenkqubo yenkqubo elula kunye nokusulungeka kwemveliso ephantsi, kunye nobuchwepheshe obuphezulu kunye neemveliso eziphezulu zexabiso elongeziweyo azizange zaziwe eTshayina.Izinto zokwakha ibakala cellulose etere umjikelo wokwakha iprojekthi mfutshane, imveliso isetyenziswa ngokubanzi, ngoko kukho isenzeko ukwanda ngocwangco kushishino, ukhuphiswano ngocwangco kwimarike kukhokelela umthamo ogqithisileyo, ungaze ugqibe iinkcukacha manani, umthamo wangoku we-cellulose ether. e China imalunga 250,000 iitoni, uninzi lwazo ephantsi-siphelo izixhobo zokwakha grade iimveliso.
Ngokuphuculwa kweemfuno zikarhulumente zokhuseleko lokusingqongileyo, amazwe angama-2015 aseke amanzi amdaka angqongqo, iimfuno zokukhutshwa kwerhasi eyinkunkuma, ngokuba, hayi imveliso yokucoca amanzi amdaka, imveliso eguquguqukayo kunye nemveliso yetyuwa yeshishini ilawulwa ngokuthe ngcembe, hayi ukuphuculwa kobuchule bamashishini ngokuthe ngcembe kupheliswe, e-hebei, e-shandong nakwezinye iindawo, amanye amashishini amancinci e-cellulose ether avaliwe, Ukhuphiswano olungahambi kakuhle lwe-cellulose ether industry luya kuphuculwa.
Emibini, uphuhliso loshishino lwe-cellulose ether yezinto eziphambili
(a) izinto eziluncedo ezichaphazela uphuhliso loshishino lwe-cellulose ether
1. Inkxaso yomgaqo-nkqubo wesizwe kunye neenzame zokukhuthaza ziyaqiniswa
UMphathiswa wezoShishino kunye neTekhnoloji yoLwazi yaseChina ukhuphe imveliso yezixhobo zokwakha "yeshumi elinesibini leminyaka emihlanu" isicwangciso sophuhliso "sabonisa ukuba izinto zokwakha zebakala i-cellulose ether njenge-additives ephezulu yokusebenza, inokuphucula ukugcinwa kwamanzi kwezinto zokwakha, i-viscosity, ukonga amandla, ukhuseleko lokusingqongileyo, ngokuhambelana nomgaqo-nkqubo wesizwe wezoshishino."Izinto ezintsha zokwakha" yeshumi elinesibini "isicwangciso sophuhliso" seminyaka emihlanu sabonisa ukuba ukhuseleko, ukhuseleko lokusingqongileyo, ukugcinwa kwamandla ezinto ezintsha zokwakha (kubandakanya izinto ezintsha zodonga, izinto zokufakelwa kwe-thermal, izinto zokwakha ezingenamanzi, izinto zokuhombisa izakhiwo kunye nezinye iindidi ezine zezinto ezisisiseko. ) “Ngunyaka weshumi elinesibini” ngexesha lokwenziwa kwezinto ezintsha zokwakha.Ukongeza i-ether ye-cellulose kunokuphucula kunye nokwandisa ukusebenza kwezinto ezintsha zodonga, izixhobo zokuhombisa izakhiwo kunye nezinye izinto zokwakha, kuquka ibhodi yegypsum, i-thermal insulation mortar, udaka lokuxuba okomileyo, i-PVC resin, ipeyinti ye-latex, njl., ngokuhambelana neemfuno zamandla. ukonga kunye nokukhuselwa kwendalo.Urhulumente ukhuthaza ukuphuhliswa kwezinto ezintsha zokwakha, ezilungele ukwandisa imfuno ye-HPMC kwimarike yasekhaya.
2, uqoqosho lwesizwe ukukhuthaza uphuhliso loshishino
Kule minyaka ingama-30 idlulileyo, uqoqosho lwesizwe China lugcine uphuhliso oluzinzileyo kwaye olukhawulezayo, inqanaba lilonke loshishino olufanelekileyo kunye nemigangatho yokuphila yabantu iye yaphuculwa kakhulu, i-cellulose ether eyaziwa ngokuba yi "industrial MONOsodium glutamate", isetyenziswa ngokubanzi kwi-industrial MONOsodium glutamate. iinkalo ezahlukeneyo zoqoqosho lwesizwe, uphuhliso loqoqosho luya kuqhuba ngokuqinisekileyo ukukhula koshishino lwe-cellulose ether.Ngokwandiswa kwempilo yabantu kunye nolwazi lokusingqongileyo, i-HPMC efana ne-non-ionic cellulose ether iya kuthatha indawo yezinye izinto, kwaye isetyenziswe ngokubanzi kwaye iphuhliswe.
3. Ukunyusa imfuno yemarike kunye nophuhliso oluthembisayo lwethemba
Ngokutsho koMphathiswa wezeZindlu kunye noPhuhliso lweDolophu-maPhandle, ukusetyenziswa kwamandla kwizakhiwo kubalelwa ngaphezu kwama-28 ekhulwini osetyenziso lwamandla lulonke eTshayina.Phantse kwi-40 yeebhiliyoni zee-square metres zezakhiwo ezikhoyo, i-99% inamandla amakhulu, ngokusetyenziswa kwamandla okufudumeza kwindawo nganye yeyunithi elingana namaxesha angama-2-3 kumazwe aphuhlileyo ane-latitude efanayo.Kwi-2012, i-Ofisi yoMphathiswa weZindlu kunye noPhuhliso lwaseziDolophini-maPhandle wabeka phambili iSicwangciso esiKhethekileyo soLondolozo lweNdawo yoLwakhiwo lweNdawo "yeSibini seMinyaka emihlanu", esicebise ukuba ngo-2015, injongo ye-800 yezigidi zeemitha zemitha yezakhiwo ezitsha zohlaza;Ekupheleni kwexesha lokucwangcisa, ngaphezu kwe-20% yezakhiwo ezitsha zasezidolophini ziya kuhlangabezana nemigangatho yokwakha eluhlaza, ukuveliswa kwezinto ezintsha zodonga kuya kubalelwa ngaphezu kwe-65% yezinto zodonga ezipheleleyo, kwaye umlinganiselo wezicelo zokwakha uya kufikelela. ngaphezulu kwama-75%.I-HPMC njengesongezelelo sezinto ezintsha zokwakha, iya kuthatha indawo ye-ether ye-cellulose yendabuko iya kusetyenziswa kwiimveliso zezixhobo zokwakha ezintsha, amathemba emarike abanzi.
(B) izinto ezimbi ezichaphazela uphuhliso lweshishini le-cellulose ether
I-1, inani lamashishini emveliso, ukhuphiswano olungalungelelananga lunoburhalarhume
Umjikelo wokwakhiwa kweprojekthi ye-cellulose ether imfutshane, ekhokelela kumashishini asekhaya nakwamanye amazwe angenile kwintsimi, ukwenzela ukuba i-phenomenon yokwandisa rhoqo.Phakathi kwabo, kukho inani elikhulu lamashishini amancinci okuvelisa, uninzi lwawo lunotyalo-mali olulinganiselweyo, inqanaba eliphantsi lobugcisa, izixhobo zokuvelisa ezilula, amanyathelo angaphelelanga okukhusela okusingqongileyo, kunye nongcoliseko olunzulu lokusingqongileyo kwinkqubo yokuvelisa.Iimveliso zexabiso eliphantsi eziziswa ngamaxabiso aphantsi ziye zaphuphumala kwimarike, nto leyo ekhokelele kwixabiso elingalinganiyo kunye nomgangatho weemveliso, kwaye imarike ikwimo yokhuphiswano olungalungelelananga.Kwiminyaka yakutshanje, ukukhuselwa kwendalo kuthathwe ngokungathí sina ngurhulumente, kwaye iimfuno zamashishini emveliso ziphuculwe.Amanye amashishini amancinci angakwaziyo ukulungisa nokuphucula aya kurhoxa kancinci kancinci emarikeni, kwaye ukhuphiswano olungalungelelananga lwe-cellulose ether luya kuphuculwa.
2. Ishishini lasekhaya laqala emva kwexesha linenqanaba eliphantsi lobugcisa
Imboni ye-ether ye-cellulose yaqala ngaphambili kumazwe aphuhlileyo, abavelisi abaziwayo bamazwe ngamazwe ngababoneleli abaphambili bemakethi ye-high-end global, kwaye basebenzise iteknoloji yesicelo esiphezulu se-cellulose ether.Imveliso ye-cellulose etere yaseTshayina yaqala kade, xa kuthelekiswa namazwe aphuhlileyo, i-China ibandakanyeka kuphando kunye nemveliso ye-etere yeselulosi kwintsimi yabasebenzi abambalwa, inqanaba eliphezulu logcino lweetalente zobungcali ngokucacileyo alunelanga, kukho umsantsa othile kuphando kunye nophuhliso. kunye neteknoloji yokusetyenziswa kwe-cellulose ether.Ukuchatshazelwa kukunganeliseki kwesicelo sobugcisa kunye nogcino lwetalente, amashishini emveliso eselulosi yasekhaya i-etere ukuvelisa iimveliso jikelele, kwiimfuno ezithile zabathengi abaphantsi komlambo iimveliso zobuqu ngaphantsi, kunzima ukuhlangabezana ngokupheleleyo neemfuno zabathengi, buthathaka ixabiso elongezelelweyo leemveliso kunye nokhuphiswano lwemarike. .
Ixesha lokuposa: Mar-23-2022