【Ukukhokela】Kule veki, indlela yokusebenza iyonke yetsheyini yeshishini lepropylene iphucuke kancinci. Icala lonikezelo lihlala likhululekile, ngelixa isalathisi esibanzi sezinga lokusebenza kweemveliso ezisezantsi zinyukile. Xa kudityaniswe nemilinganiselo ephuculweyo yengeniso yeemveliso ezithile ezisezantsi, ukwamkelwa kwezityalo ezisezantsi kumaxabiso epropylene kunyukile, ukomeleza inkxaso yemfuno yepropylene kunye nokubonelela ukonyuswa okuthile kwimarike yepropylene.
Kule veki, amaxabiso entengiso yepropylene yasekhaya aphinde avela emva kokubetha ezantsi, kunye nokubonelela ngentengiso kunye nomdlalo wemfuno njengeyona nto iphambili. Ixabiso leveki eliqhelekileyo lepropylene eShandong kule veki yayiyi-5,738 yuan / ton, ukuhla kwenyanga-ngenyanga ye-0.95%; ixabiso eliphakathi ngeveki eMpuma China kwaba 5,855 yuan / ton, ukwehla ngenyanga-ngenyanga 1.01%.
Kule veki, iintsingiselo zexabiso lekhonkco lezoshishino zaxutywa kunye noluhlu olulinganiselweyo lokuguquguquka. Amaxabiso ezinto ezinkulu eziluhlaza abonise ukunyuka nokuhla okwahlukileyo kunye nokuguquguquka okuncinci ngokubanzi, okunempembelelo encinci kwiindleko zepropylene. Ixabiso lomndilili wepropylene lehle kancinci ngenyanga-ngenyanga kwaye laphinda laphinda laphinda emva kokubetha ezantsi. Amaxabiso ezinto eziphuma phantsi komlanjana aye nazo zombini ukunyuka nokuhla: phakathi kwazo, ixabiso lepropylene oxide lenyuka ngokuphawulekayo, ngelixa ixabiso le-acrylic acid lehla ngokuphawulekayo. Uninzi lwezityalo ezisezantsi zazalisa izitokhwe ngamaxabiso aphantsi.
Umyinge wokusebenza kweshishini ufikelela kubonelelo olungekho mgangathweni.
Kule veki, izinga lokusebenza kwepropylene lifikelele kwi-79.57%, ukunyuka kweepesenti ze-0.97 ukusuka kwiveki ephelileyo. Ngethuba leveki, iiyunithi zePDH zaseHaiwei kunye neJuzhengyuan, kunye neyunithi ye-MTO yaseHengtong, yafumana ukulungiswa, okwakunokunyusa okuncinci ekuboneleleni kweemarike. Ishishini lepropylene ligcine imeko yokubonelela ngokukhululekileyo, kwaye ezinye iiyunithi zilungelelanise imithwalo yazo yokusebenza, okukhokelela ekunyukeni okuncinci ngokubanzi kwinqanaba lokusebenza kweshishini kule veki.
I-Downstream Comprehensive Rate Index iyenyuka, iMfuno yePropylene iyaphucuka
Kule veki, isalathiso esibanzi sokusebenza kwamashishini epropylene asezantsi ami kwi-66.31%, ukunyuka kweepesenti ze-0.45 ukusuka kwiveki ephelileyo. Phakathi kwabo, amazinga okusebenza e-PP powder kunye ne-acrylonitrile aphakama ngokuphawulekayo, ngelixa ezo ze-phenol-ketone kunye ne-acrylic acid ziyancipha ngokuphawulekayo. Kule veki, isalathisi sokusebenza esisezantsi sinyuka, siqhuba imfuno eqinile yepropylene ukusuka kwizityalo ezisezantsi. Ukongeza, ngamaxabiso epropylene kwinqanaba eliphantsi kunye nemida yenzuzo yeemveliso ezisezantsi eziphuculweyo, umdla wokuthengwa kwepropylene ezantsi unyukile, unikezela ukonyuka okuncinci kwimfuno yepropylene.
Inzuzo yeeMveliso ezisezantsi ziphucula kancinci, ziphucula ukwamkelwa kwamaxabiso ePropylene
Kule veki, inzuzo yeemveliso zepropylene ezisezantsi zixutywe. Ngeziko lexabiso lepropylene kwinqanaba eliphantsi, uxinzelelo lweendleko zezinye iimveliso ezisezantsi zehla. Ngokukodwa, i-PP powder yatshintsha ukusuka kwinzuzo ukuya kwilahleko kule veki, ngelixa inzuzo ye-PO (propylene oxide) yanda. Umda welahleko ye-n-butanol yandisiwe, ngelixa i-2-ethylhexanol, i-acrylonitrile, kunye ne-phenol-ketone iyancipha. Ukongeza, inzuzo ye-acrylic acid kunye ne-propylene-based ECH yehlile. Ngokubanzi, inzuzo yeemveliso ezisezantsi ziphuculwe kancinci kodwa ngokumodareyitha, okuye kwaphucula ukwamkelwa kwamaxabiso epropylene.
Ixesha lokuposa: Nov-14-2025