Toddobaadkan, xarunta qiimaha badeecadaha ee silsiladda warshadaha phenol-ketone guud ahaan hoos ayay u socdeen. Ka gudubka qiimaha daciifka ah, oo ay weheliso cadaadiska saadka iyo dalabaadka, ayaa cadaadis hoos u dhigaya qiimaha silsiladda warshadaha. Si kastaba ha ahaatee, alaabooyinka kor u kaca ayaa muujiyay iska caabin weyn marka loo eego kuwa hoose, taasoo keentay hoos u dhac ku yimaada faa'iidada warshadaha hoose. In kasta oo hoos u dhaca khasaaraha warshadaha phenol-ketone ee dhexdhexaadka ah, faa'iidada guud ee wax soo saarka kor iyo kuwa dhexe ayaa weli daciif ah, halka hoose ee MMA (Methyl Methacrylate) iyo warshadaha isopropanol ay weli sii wadaan faa'iido gaar ah.
Marka la eego qiimaha celceliska toddobaadlaha ah, marka laga reebo kororka yar ee celceliska qiimaha toddobaadlaha ah ee phenol (alaab dhexdhexaad ah), dhammaan badeecadaha kale ee silsiladda warshadaha phenol-ketone ayaa la diiwaangeliyay hoos u dhac, iyada oo inta badan ay hoos ugu dhacayso inta u dhaxaysa 0.05% ilaa 2.41%. Waxaa ka mid ah, badeecooyinka benzene iyo propylene labaduba way daciifeen, iyadoo celceliska qiimahooda toddobaadlaha ah hoos u dhacay 0.93% iyo 0.95% bishiiba siday u kala horreeyaan. Toddobaadka dhexdiisa, ka dib koror yar oo xidhiidh ah, sicirka mustaqbalka ee saliidda cayriin waxa uu arkay hoos u dhac muddo gaaban ah oo balaadhay. Xaaladda suuqa-dhamaadka ayaa ahaa mid gaabis ah, dareenka taxadirkuna wuxuu ahaa mid xooggan. Si kastaba ha ahaatee, baahida isku darka shidaalka Maraykanka ayaa kor u kacday qiimaha toluene-ka, qaybaha kala qaybsanaantuna waa la xidhay faa'iidooyin dhaqaale oo liita awgeed, taasoo keentay inuu dib u soo kabsado qiimaha benzene ilaa dhammaadka toddobaadka. Dhanka kale, qaar ka mid ah unugyada propylene-ka hoose ee aan shaqayn ayaa dib u bilaabay hawlahooda, iyaga oo waxoogaa kor u qaadaya taageerada baahida propylene. Guud ahaan, in kasta oo dhamaadka alaabta ceeriin ay muujisay isbeddel daciif ah, hoos u dhacu wuu ka yaraa kan alaabta hoose.
Badeecadaha dhexdhexaadka ah ee phenol iyo acetone waxay inta badan ka ganacsan jireen dhinac, iyadoo isbedbedel cidhiidhi ah uu ku yimid celceliska qiimaha toddobaadlaha. In kasta oo kharashku daciif yahay, haddana qaybo ka mid ah qaybta hoose ee bisphenol A ayaa dib u bilaabay hawlahooda, waxaana jiray rajooyin dayactir ah oo loogu talagalay unugyada phenol-ketone ee Hengli Petrochemical ee muddada dambe. Qodobbada dhaadheer iyo kuwa gaaban ayaa suuqa ku dhex milmay, taas oo keentay is-mariwaaga u dhexeeya iibsada iyo iibiyeyaasha. Alaabooyinka hoose waxay arkeen hoos u dhac aad u muuqda marka loo eego dhamaadka qiimaha sababtoo ah sahayda ku filan iyo horumar la'aanta baahida dhamaadka. Toddobaadkan, celceliska qiimaha toddobaadlaha ee warshadaha MMA ee hoose ayaa hoos u dhacay 2.41% bishiiba, hoos u dhaca ugu weyn toddobaadlaha ah ee silsiladda warshadaha. Tani waxay inta badan sabab u ahayd baahida dhamaadka liidata, taasoo keentay sahay suuq oo ku filan. Gaar ahaan, warshadaha ku salaysan Shandong waxay la kulmeen cadaadis alaabeed oo weyn waxayna ahayd inay hoos u dhigaan oraahyada si ay u kiciyaan shixnadaha. Warshadaha hoose ee bisphenol A iyo warshadaha isopropanol waxay sidoo kale la kulmeen isbeddello hoos u dhac ah, iyadoo celceliska qiimaha toddobaadlaha ah uu hoos u dhacay 2.03% iyo 1.06% siday u kala horreeyaan, iyadoo suuqu uu ku sii jiray isbeddel hoose oo wareeg ah oo daciif ah iyada oo ay jirto cadaadiska saadka iyo baahida.
Marka la eego faa'iidada warshadaha, usbuuca dhexdiisa, oo ay saameysay saameynta kor u kaca ee kordhinta saadka iyo cadaadiska baahida warshadaha hoose iyo kharashka daciifka ah ee dhex mara, faa'iidada alaabta hoose ee silsiladda warshadaha ayaa muujisay hoos u dhac. Inkasta oo heerka khasaaraha ee warshadaha phenol-ketone ee dhexdhexaadka ah uu soo fiicnaaday, guud ahaan faa'iidada aragtida guud ee silsiladda warshadaha ayaa si weyn hoos ugu dhacday, badi alaabooyinka silsiladda ku jirana waxay ku hareen xaalad khasaare ah, taas oo muujinaysa faa'iidada silsiladda warshadaha oo daciif ah. Waxaa ka mid ah, warshadaha phenol-ketone waxay diiwaangeliyeen korodhka ugu weyn ee faa'iidada: khasaaraha aragtida ee warshadaha toddobaadkan wuxuu ahaa 357 yuan / ton, oo lagu soo koobay 79 yuan / ton marka la barbardhigo usbuucii hore. Intaa waxaa dheer, faa'iidada warshadaha MMA ee hoose ayaa hoos u dhacay tan ugu weyn, iyada oo celceliska toddobaadlaha ah ee faa'iidada guud ee guud ee warshadaha ee 92 yuan / ton, hoos u dhaca 333 yuan / ton todobaadkii hore. Guud ahaan, faa'iidada hadda jirta ee silsiladda warshadaha phenol-ketone waa mid daciif ah, iyadoo badi alaabooyinka ay weli ku xayiran yihiin khasaaraha. Kaliya warshadaha MMA iyo isopropanol ayaa leh faa'iido aragtiyeed wax yar oo ka sarreysa xariiqda jaban.
Diiradda Muhiimka ah: 1. Muddada gaaban, qiimaha saliidda cayriin waxay u badan tahay inay sii socoto isbeddel aan isbeddelayn oo daciif ah, kharashyada daciifka ah ayaa la filayaa inay sii socdaan. 2. Cadaadiska sahayda silsiladda warshadaha ayaa weli ah, laakiin qiimaha alaabooyinka silsiladaha warshaduhu waa kuwo hooseeya sanado badan, sidaas darteed booska qiimaha hoos u dhaca ayaa laga yaabaa inuu xaddido. 3. Way ku adag tahay warshadaha isticmaala dhamaadka si ay u arkaan horumar la taaban karo, waxaana laga yaabaa in baahida daciifka ah ay sii wado inay bixiso jawaab celin taban.
Waqtiga boostada: Nov-14-2025