Intshayelelo: Inkqubo yokwenziwa kwemveliso yeIimveliso zeplastikiOkubukhali kubandakanya iinkqubo ezine eziphambili: Ukubekwa kobumba, unyango lomphezulu, ukushicilela kunye nendibano. Unyango lomphezulu yinxalenye ephambili ebalulekileyo. Ukwenzela ukuphucula amandla angqinisiso lokudibana nokubonelela ngesiseko esihle sokudibana, inkqubo yangaphambi konyango ibalulekile.
Ukuphinda-xhaxhe ngemveliso yeplastiki
Okubhalwe ikakhulu kubandakanya ukhathalelo kunye nokubeka unyango. Ngokubanzi, iiplasitiki zinenqanaba elikhulu le-crystallies, i-polacy encinci okanye i-polacy, kunye namandla aphantsi, aya kuchaphazela ukunamathela. Kuba iplastiki yi-insulator engasebenziyo, ayinakufakwa ngqo kumphezulu weplasitiki ngokwemigaqo yokufaka i-elektroniki. Ke ngoko, ngaphambi konyango olufanelekileyo, inkangeleko eyimfuneko kufuneka yenziwe ukuphucula amandla aphezulu okubanda kunye nokubonelela ngomaleko ongezantsi onamandla amahle okubeka.
Ukuhamba ngokutsha kokudibana
Ukuthintelwa kubandakanya ukugqwesa umphezulu weplasitiki, okt ukucoca iarhente yeoyile kunye nokukhupha iarhente kumphezulu, kunye nokwenza umphezulu weplastiki, ukwenzela ukuphucula ukunamathela.
1, ukucekeceke
Ukukhululeka kweIimveliso zeplastiki. Ukufana nokukhulula ukucima iimveliso zensimbi, ukufudumeza iimveliso zeplastiki kunokwenziwa ngokucoca kunye nezinyibilikisi ze-alkaline okanye ukugcuma kweZisombululo ze-Alkaline ezineempawu ze-Alkaline ezineemboniselo ze-alkaline. Ukugqobhoza izinyibilikisi ezilungele ukucoca iparafini, iinyosi, amanqatha kunye nobumdaka obuvela kumhlaba weplastiki. Isinyibilikisi se-orlvent asiyinyibiliki, sidumbe okanye siqhekeze iplasitiki, kwaye sinendawo yokubila ephantsi, i-fitlile, engenabungozi kwaye ayinabungozi. Izisombululo ze-Alkaline Askali ezilungele ukunciphisa iplastiki ye-alkali-enganyangekiyo. Isisombululo siqulethe isoda ye-caustic, iityuwa ze-alkaline kunye nee-surfcants ezahlukeneyo. Eyona surfacent esetyenziswayo yi-Op Series, okt i-alkylphenol polyoxyylene ither, engasenzi i-foam kwaye ayihlali kumhlaba weplasitiki.
I-2, isebenze ngaphezulu
Oku kuqulatha kukuphucula iipropathi zomhlaba zeplastiki, oko kukuthi, ukuvelisa amaqela eporala kumphezulu weplastiki okanye ukujikeleza kangangokuba ukungcungcutheka kunokuba ngamanzi kwaye kulungiswe kumphezulu womsebenzi. Zininzi iindlela zonyango olusebenzayo, ezinje nge-oxidation yekhemikhali, idangatye ye-oxidation, i-Solvent Vapor etching kunye ne-corona yokukhuphela i-oxicotion. Eyona nto isetyenziswa kakhulu yi-Crystal ye-oxidation, edla ngokusebenzisa unyango lwe-chromic acid, kunye nefomula yayo i-4.5% ye-Stombium 4.0% ye-ratical dulfuric acid (ngaphezulu kwe-96%).
Ezinye iimveliso zeplastiki, ezinjenge-polystyrene kunye ne-abs plastibs, zinokudityaniswa ngokuthe ngqo ngaphandle konyango lwe-oxidation yekhemikhali. Ukuze ufumane ukutshata okusemgangathweni okuphezulu, unyango lwe-oxidation lwe-oxidation luyasetyenziswa. Umzekelo, emva kokukhulula, iplastiki ye-ABS inokubekwa i-dilute chromic unyango lwe-acid. Ifomula yayo yonyango ye-420G / L CHREM ACID kunye ne-200ML / L SulFuric Acid (Gravity 1.83). Inkqubo yonyango oluqhelekileyo yi-65 ℃ ingama-70 ℃ / 5min0min, ukuhlamba amanzi, kunye nokomisa. Inzuzo ye-etching ene-chromic acid ulwelo lonyango kukuba akunandaba nokuba ingakanani na imilo yemveliso yeplastiki, inokunyangwa ngokulinganayo. Ingxaki kukuba umsebenzi uyingozi kwaye kukho iingxaki zokungcoliseka.
Ukuthathwa kwentshukumo
Injongo yokwamkela ukudibana kokudibana kukuphucula ukunamathela kokudibana komphezulu weplasitiki kunye nokwenza ungqimba lwentsimbi ephantsi kumhlaba weplasitiki. Inkqubo yokwamkela ikakhulu ibandakanya: Umatshini wokugqobhoza, ukuqhushumba kwamachiza, unyango lwekhemikhali, unyango lobuntu, unyango, unyango lokuvula, ukuncitshiswa kweekhemisi. Izinto ezintathu zokuqala zokuphucula ukunamathela kokudibana, kwaye izinto ezine zokugqibela zenza ukuba ibe yintsimbi yentsimbi yentsimbi.
1, Umatshini wokugqobhoza kunye nokugqobhoza kwamachiza
Unyango lwe-many kunye nonyango lwekhemikhali lokwenza iplastiki yomphezulu weplastiki ngeendlela zoomatshini kunye neendlela zekhemikhali ngokulandelelana ukwandisa indawo yoqhakamshelwano kunye ne-subled. Kuyakholelwa ngokubanzi ukuba amandla anokufezekiswa ngokuthathwa ngoomatshini abamalunga ne-10% kuphela yokumbambisa kwamachiza.
I-2, iqhekeza lekhefu
Indlela yokuqhubela phambili yeyokukhulisa iplastiki yokuthambisa iplastiki iyafana nendlela yokutshintsha kwediphu yokukhulisa.
I-3, imvakalelo
Imvakalelo yokufumana i-adsorb into eneemfuno ezilula, ezinje nge-tin dichloride, i-titanium ye-titanium ye-tintheride, njl. Ezi zinto ze-oxids ezibonakalayo zinezinto ezixinwayo ngexesha lonyango lokuvula, kwaye i-activietor incitshisiwe kwi-nutaly nucyei kwaye ihlala isemgangathweni yemveliso. Indima yemvakalelo kukubeka isiseko somgangatho wensimbi elandelayo.
4, Ukusebenza
Ukusebenza kukuphatha imvakalelo yoncedo ngoncedo lwesisombululo sensimbi. Eyona nto iphambili kukuntywila imveliso evunyelwe yiarhente yokunciphisa isisombululo esiyintloko esine-oxidant yetyuwa yentsimbi eqingqiweyo, kwaye i-itayithi exabisekileyo ifakwe kwi Umphezulu wemveliso ngohlobo lwamasuntswana ecocidal, onomsebenzi onamandla owomeleleyo. Xa lo mphezulu untywiliselwa kwisisombululo sokubekwa kwekhemikhali, la masuntso abe ngamaziko enkathazo, akhawulezisa umgangatho wokuphendula wokubekwa kweekhemikhali.
I-5, unyango lokuncitshiswa
Ngaphambi kokubekwa kweekhemikhali, iimveliso ezenziwe zaze zasebenza kwaye zihlanjwe ngamanzi acocekileyo zintywiliselwa kwi-conterication enye yokunciphisa isisombululo se-arhente esisetyenziswayo kwaye sisuse i-activator engafakwanga. Oku kubizwa ngokuba kukunciphisa. Xa isisombululo semichiza sifakelwe, isisombululo seFomaldehyde sisetyenziselwa ukuncitshiswa konyango, kwaye xa i-Chemical i-Nickel ifakwe, isodium hypophofite isetyenziselwa ukuncitshiswa kwempatho.
6, Ukubekwa kwekhemikhali
Injongo yokubethwa kwekhemikhali yeyokwenza ifilimu yensimbi yentsimbi kumphezulu weemveliso zeplastiki ukwenza iimeko zokufaka i-elektropment ye-anser yeemveliso zentsimbi. Ke ngoko, ukubethwa kweekhemikhali linyathelo eliphambili kwi-elektroproplast.
Ixesha lokuposa: Jun-13 ukuya ku-2424