Iindaba zeshishini
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Iimveliso zeplastiki inzuzo kushishino iyaqhubeka ukuphucula amaxabiso polyolefin ukuya phambili
Ngokutsho kwe-National Bureau of Statistics, ngoJuni ka-2023, amaxabiso omvelisi kazwelonke wemizi-mveliso ehle nge-5.4% unyaka nonyaka kunye ne-0.8% inyanga nenyanga. Amaxabiso okuthenga abavelisi bamashishini ehle nge-6.5% unyaka nonyaka kunye ne-1.1% inyanga nenyanga. Kwisiqingatha sokuqala salo nyaka, amaxabiso abavelisi bemizi-mveliso ehle nge-3.1% xa kuthelekiswa nexesha elifanayo kulo nyaka uphelileyo, kwaye amaxabiso okuthenga abavelisi bamashishini ehle nge-3.0%, apho amaxabiso oshishino lwempahla ehla. I-6.6%, amaxabiso oshishino lokulungisa ehle nge-3.4%, amaxabiso ezinto zemichiza ekrwada kunye neshishini lemveliso yeekhemikhali ehle nge-9.4%, kwaye amaxabiso oshishino lwerabha kunye neemveliso zeplastiki ehla nge-3.4%. Ukusuka kwindawo enkulu yokujonga, ixabiso le-processin ... -
Ziziphi izinto ezigqwesileyo ze-polyethylene ezibuthathaka kwisiqingatha sokuqala sonyaka kunye nemarike kwisiqingatha sesibini?
Kwisiqingatha sokuqala sika-2023, amaxabiso e-oli ekrwada kumazwe ngamazwe aqale anyuka, emva koko ehla, emva koko atshintshatshintsha. Ekuqaleni konyaka, ngenxa yamaxabiso aphezulu e-oyile ekrwada, iingeniso zemveliso yamashishini epetrochemical ayikalunganga, kwaye iiyunithi zemveliso yepetrochemical zasekhaya zahlala zikwimithwalo ephantsi. Njengoko umbindi womxhuzulane wamaxabiso e-oyile ekrwada ehla kancinci, umthamo wesixhobo sasekhaya unyukile. Ukungena kwikota yesibini, ixesha lokugcinwa okugxininisiweyo kwezixhobo ze-polyethylene zasekhaya lifikile, kwaye ukugcinwa kwezixhobo zasekhaya ze-polyethylene kuye kwaqala ngokuthe ngcembe. Ngokukodwa ngoJuni, ukuxinwa kwezixhobo zokulondoloza kwakhokelela ekunciphiseni ukunikezelwa kwasekhaya, kwaye ukusebenza kweemarike kuphuculwe ngenxa yale nkxaso. Kwesi sibini... -
Ukuhla ngokuqhubekayo kwi-polyethylene uxinzelelo oluphezulu kunye nokunciphisa inxalenye elandelayo ekuboneleleni
Ngo-2023, imarike yasekhaya yoxinzelelo oluphezulu iya kuba buthathaka kwaye yehle. Ngokomzekelo, izinto zefilimu eziqhelekileyo ze-2426H kwimarike yaseNyakatho ye-China ziya kuncipha ukusuka kwi-9000 yuan/toni ekuqaleni konyaka ukuya kwi-8050 yuan/toni ekupheleni kukaMeyi, ngokuhla kwe-10.56%. Ngokomzekelo, i-7042 kwimarike yaseNyakatho yeChina iya kuncipha ukusuka kwi-8300 yuan / ton ekuqaleni konyaka ukuya kwi-7800 yuan / toni ekupheleni kukaMeyi, kunye nokwehla kwe-6.02%. Ukuhla koxinzelelo oluphezulu kuphezulu kakhulu kunomgca. Ukusukela ekupheleni kukaMeyi, umahluko wexabiso phakathi koxinzelelo oluphezulu kunye nomgca unciphile ukuya kumxinwa kwiminyaka emibini edlulileyo, umahluko wexabiso le-250 yuan / ton. Ukuhla okuqhubekayo kwamaxabiso anoxinzelelo oluphezulu kuchatshazelwa ikakhulu yimvelaphi yemfuno ebuthathaka, uluhlu oluphezulu lwentlalo, kunye ... -
Zeziphi iikhemikhali ezithunyelwe yiTshayina eThailand?
Uphuhliso lwemarike yeekhemikhali yaseMzantsi-mpuma ye-Asia isekelwe kwiqela elikhulu labathengi, abasebenzi abaphantsi kweendleko eziphantsi, kunye nemigaqo-nkqubo ekhululekile. Abanye abantu kolu shishino bathi imeko yentengiso yemichiza ekhoyo ngoku kuMzantsi-mpuma Asia iyafana naleyo yaseTshayina ngeminyaka yee-1990. Ngamava ophuhliso olukhawulezayo lweshishini lemichiza laseTshayina, indlela yophuhliso lwentengiso ye-Asia-mpuma ye-Asia iye yacaca ngakumbi. Ke, maninzi amashishini ajonge phambili ngokukhutheleyo andisa ushishino lweekhemikhali zaseMazantsi-mpuma eAsia, njengekhonkco loshishino lwe-epoxy propane kunye nekhonkco loshishino lwepropylene, kunye nokwandisa utyalo-mali lwabo kwimarike yaseVietnam. 1 -
Ukonyuka okubonakalayo kwimveliso yasekhaya ye-voltage ephezulu kunye nokucutha umahluko wexabiso lomgca
Ukususela ngo-2020, izityalo ze-polyethylene zasekhaya ziye zangena kumjikelo wokwandisa ophakathi, kwaye umthamo wonyaka wemveliso ye-PE yasekhaya uye wanda ngokukhawuleza, kunye nomyinge wokukhula wonyaka ongaphezu kwe-10%. Ukuveliswa kwe-polyethylene eveliswe ekhaya kuye kwanda ngokukhawuleza, kunye ne-homogenization yemveliso enzima kunye nokhuphiswano oluqatha kwimarike ye-polyethylene. Nangona imfuno ye-polyethylene nayo ibonise indlela yokukhula kwiminyaka yamuva nje, ukukhula kwemfuno akuzange kube ngokukhawuleza njengesantya sokukhula kokubonelela. Ukususela ngo-2017 ukuya ku-2020, amandla amatsha okuvelisa i-polyethylene yasekhaya igxininise kakhulu kwiintlobo ze-voltage ephantsi kunye ne-linear, kwaye kwakungekho zixhobo eziphezulu ze-voltage ezifakwe eChina, okubangelwa ukusebenza okuqinileyo kwimarike yombane ophezulu. Ngo-2020, njengoko ixabiso lohluka... -
Ikamva: gcina ukuguquguquka koluhlu, cwangcisa kwaye ulandele isikhokelo somphezulu weendaba
Ngomhla we-16 kaMeyi, isivumelwano se-Liansu L2309 sivulwe kwi-7748, kunye nexabiso elincinci le-7728, ixabiso eliphezulu le-7805, kunye nexabiso lokuvala le-7752. ixabiso le-7766 kunye nexabiso lokuvala le-7729. Uluhlu lwe-2309 lwe-Liansu lwaguquguquka, kunye nokunciphisa okuncinci kwizikhundla kunye nokuvalwa komgca ochanekileyo. Umkhwa wacinezelwa ngaphezu kwe-MA5 ehambayo, kwaye ibha eluhlaza ngaphantsi kwesalathisi se-MACD yehla; Ukususela kumbono wesalathisi se-BOLL, i-K-line entity iphuma kwi-traffic track ephantsi kunye ne-center of gravity shifts up up, ngelixa isalathisi se-KDJ sinolindelo olude lokwakheka komqondiso. Kusekho ithuba lokuya phezulu ekubunjweni kwexesha elifutshane eliqhubekayo, elinde isikhokelo esivela kwi-n ... -
Ziziphi iintlobo ezahlukeneyo zePolyethylene?
I-Polyethylene idla ngokuhlelwa kwenye yeekhompawundi ezininzi eziphambili, ezona ziqhelekileyo ziquka i-LDPE, i-LLDPE, i-HDPE, kunye ne-Ultrahigh Molecular Weight Polypropylene. Ezinye iinguqu ziquka i-Medium Density Polyethylene (MDPE), i-Polyethylene ye-Ultra-low-molecular-weight (ULMWPE okanye i-PE-WAX), i-High-molecular-weight- polyethylene (HMWPE), i-High-density cross-linked polyethylene (HDXLPE), Cross-linked i-polyethylene (i-PEX okanye i-XLPE), i-polyethylene ephantsi kakhulu (i-VLDPE), kunye ne-Chlorinated polyethylene (CPE). I-Low-Density Polyethylene (i-LDPE) yinto eguquguqukayo kakhulu eneempawu zokuhamba ezikhethekileyo ezenza ukuba zilungele ngokukhethekileyo iingxowa zokuthenga kunye nezinye izicelo zefilimu yeplastiki. I-LDPE ine-ductility ephezulu kodwa amandla aphantsi okuqina, abonakala kwihlabathi lokwenyani ngokuthambekela kwayo ukolula ... -
Umthamo walo nyaka wokuvelisa i<em>titanium dioxide uya kwaphula iitoni ezizizigidi ezi-6!
Ukusukela nge-30 kaMatshi ukuya kumhla woku-1 kuTshazimpuzi, iNkomfa yoNyaka ka-2022 yeSizwe ye-Titanium Dioxide Industry yabanjwa eChongqing. Kwafundwa kwintlanganiso ukuba imveliso kunye namandla okuvelisa i-titanium dioxide iya kuqhubeka ikhula ngo-2022, kwaye ukuxinwa kwamandla okuvelisa kuya kunyuka ngakumbi; kwangaxeshanye, isikali sabavelisi abakhoyo siya kwandisa ngakumbi kwaye iiprojekthi zotyalo-mali ngaphandle koshishino ziya kwanda, nto leyo eya kukhokelela ekunqongophaleni konikezelo lwe-titanium ore. Ukongeza, ngokunyuka kwemveliso yebhetri entsha yamandla, ukwakhiwa okanye ukulungiswa kwenani elikhulu leeprojekthi ze-iron phosphate okanye i-lithium iron phosphate iya kukhokelela ekunyukeni komthamo wemveliso ye-titanium dioxide kunye nokuqinisa ukuchasana phakathi kokubonelela kunye nemfuno ye-titani. ... -
Yintoni ifilimu eGqibeleleyo yeBiaxially Oriented Polypropylene Overwrap?
Ifilimu ye-polypropylene ye-Biaxially (BOPP) luhlobo lwefilimu yokupakisha eguquguqukayo. Ifilimu ye-polypropylene overwrap ejolise kwi-Biaxially yoluliwe kumatshini kunye nezalathiso ezinqamlezileyo. Oku kubangela uqhelaniso lwetsheyini yeemolekyuli kumacala omabini. Olu hlobo lwefilimu yokupakisha eguquguqukayo lwenziwa ngenkqubo yokuvelisa i-tubular. Iqamza lefilim elimilise okwetyhubhu liyanyuselwa kwaye lifudunyezwe kwindawo yalo yokuthambisa (oku kwahlukile kwindawo yokunyibilika) kwaye yolulwe ngoomatshini. Ifilimu inabela phakathi kwe-300% - 400%. Kungenjalo, ifilimu inokwandiswa ngenkqubo eyaziwa ngokuba yi-tent-frame film production. Ngobu buchule, iipolymers zikhutshelwa kumqulu opholileyo opholileyo (okwabizwa ngokuba yi-base sheet) kwaye izotywe ecaleni kwendlela yomatshini. Ifilim ye-Tenter-frame isenza thina... -
Umthamo wokuthunyelwa kwempahla kumazwe angaphandle unyuke kakhulu ukusuka ngoJanuwari ukuya kuFebruwari 2023.
Ngokweenkcukacha-manani zedatha yesithethe: ukusuka ngoJanuwari ukuya kuFebruwari 2023, umthamo wasekhaya we-PE wokuthumela ngaphandle yi-112,400 yeetoni, kubandakanywa neetoni ezingama-36,400 ze-HDPE, iitoni ezingama-56,900 ze-LDPE, kunye ne-19,100 yeetoni ze-LLDPE. Ukususela ngoJanuwari ukuya kuFebruwari, umthamo wangaphakathi wePE unyuke ngeetoni ezingama-59,500 xa kuthelekiswa nexesha elifanayo ngo-2022, ukunyuka nge-112.48%. Ukusuka kwitshathi engentla, sinokubona ukuba umthamo wokuthumela ngaphandle ukusuka ngoJanuwari ukuya kuFebruwari unyuke kakhulu xa kuthelekiswa nexesha elifanayo ngo-2022. Ngokweenyanga, umthamo wokuthumela ngaphandle ngoJanuwari 2023 unyuke ngeetoni eziyi-16,600 xa kuthelekiswa nexesha elifanayo kunyaka ophelileyo, kwaye umthamo wokuthunyelwa kwempahla kwamanye amazwe ngoFebruwari unyuke ngeetoni ezingama-40,900 xa kuthelekiswa nexesha elifanayo kunyaka ophelileyo; ngokumalunga neentlobo, umthamo wokuthumela ngaphandle we-LDPE (ngoJanuwari-Februwari) wawuyi-36,400 yeetoni, a ye... -
Izicelo eziphambili zePVC.
1. Iiprofayili zePVC zePVC Iiprofayili kunye neeprofayili zezona ndawo zininzi zokusetyenziswa kwePVC eTshayina, zibalelwa malunga ne-25% yokusetyenziswa kwePVC iyonke. Ikakhulu zisetyenziselwa ukwenza iingcango kunye neefestile kunye nezixhobo zokonga amandla, kwaye umthamo wazo wesicelo usakhula kakhulu kwilizwe lonke. Kumazwe ahambele phambili kwezoqoqosho, izabelo zemarike yeengcango zeplastiki neefestile zikwakwinqanaba lokuqala, njenge-50% eJamani, i-56% eFransi, kunye ne-45% eUnited States. 2. Umbhobho wePVC Phakathi kweemveliso ezininzi zePVC, iipayipi zePVC ziyindawo yesibini enkulu yokusetyenziswa, ibalwa malunga ne-20% yokusetyenziswa kwayo. E-China, imibhobho ye-PVC iphuhliswa kwangaphambili kunemibhobho ye-PE kunye nemibhobho ye-PP, eneentlobo ezininzi, ukusebenza okugqwesileyo kunye noluhlu olubanzi lwezicelo, ezithatha indawo ebalulekileyo kwimarike. 3. Ifilimu yePVC... -
Iintlobo zeepolypropylene .
Iimolekyuli zePolypropylene ziqulathe amaqela e-methyl, anokwahlulwa abe yi-isotactic polypropylene, atactic polypropylene kunye ne-sydiotactic polypropylene ngokwelungiselelo lamaqela e-methyl. Xa amaqela e-methyl ehlelwe kwicala elinye lekhonkco eliphambili, libizwa ngokuba yi-isotactic polypropylene; ukuba amaqela e-methyl asasazwa ngokungenamkhethe kumacala omabini ekhonkco eliphambili, libizwa ngokuba yi-atactic polypropylene; xa amaqela e-methyl ecwangciswe ngokutshintshanayo kumacala omabini ekhonkco eliphambili, libizwa ngokuba yi-sydiotactic. polypropylene. Kwimveliso jikelele ye-polypropylene resin, umxholo wesakhiwo se-isotactic (ebizwa ngokuba yi-isotacticity) malunga ne-95%, kwaye enye i-atactic okanye i-sydiotactic polypropylene. I-polypropylene resin eveliswa ngoku eTshayina ihlelwa ngokwe...