Inkqubo yokutyhola ye-seluplose ebhukuda kubandakanya amanyathelo aliqela okukhupha i-selsulose ukusuka kwizinto eziluhlaza kwaye emva koko uyiguqula kubani. I-Teluplose ehwethi ziindawo eziguquguqukayo nezicelo kwimizi-mveliso eyahlukeneyo, kubandakanya amayeza, ukutya, izibalo kunye nolwakhiwo. Inkqubo yokutyhola ibalulekile ekufumaneni i-selsulose ekumgangatho ophezulu, izinto ezingafunekiyo zokuveliswa kweselfowuni. Oku kulandelayo yinkcazo eneenkcukacha zenkqubo yokutsalela i-selselose ye-selselose.
I-1. Ukukhetha izinto eziphathekayo:
Inkqubo yokutsalela iqala ngokukhethwa kwezinto ezingafunekiyo ezinesellulose. Imithombo yesiqhelo ibandakanya iinkuni, umqhaphu, kunye nezinye iintsinga zezityalo. Ukukhethwa kwezinto ezingafunekiyo kuxhomekeke kwimiba efana nokufumaneka kwe-Selese, iindleko kunye neepropathi ezinqwenelekayo.
I-2. Indlela yokwenza i-Pulp:
Zininzi iindlela zeSeluplose, ikakhulu kubandakanya ukutyhala kwamachiza kunye nokutsalwa koomatshini.
I-3. Ukuphuphuma kwamachiza:
I-kraft yokutsalwa: kubandakanya ukunyanga ukunyanga i-chips zenkuni ngomxube weSodium hydroxide kunye ne-sodium hulfide. Le nkqubo inyibilikisa i-lignin, ishiye ngasemva iintsinga zeselfowuni.
I-Sulfite Ukutsalwa: Ukusebenzisa i-sulfuust acid okanye i-bisulfite yokuqhekeza i-lign kwi-legrestock.
Ukucofa i-organic ukuThemba: Sebenzisa izinyibilikisi ezifana ne-ethanol okanye i-methanol ukunyibilikisa i-lign kunye neentsinga zeselselose.
I-4. Ukutsalwa koomatshini:
I-Stop-Manet Day Pay: Ibandakanya ukugaya iinkuni phakathi kwamatye ukuze bahlule iintsinga.
Ucoceko lwe-Popenical Pumple: Sebenzisa amandla oomatshini ukuze kwahlukane neentsinga ze-chips zenkuni.
I-5. Ukubhonga:
Emva kokutsalwa, i-seluplose iphantsi kwenkqubo yokudibanisa ukususa ukungcola kunye nombala. I-chlorine, chlorine diokside, i-hydrogen peroxide okanye ioksijini inokusetyenziswa ngexesha le-Bleaching.
I-5 .. Ukulungiswa kwe-seluplose:
Emva kokuhlanjululwa, i-seluplose ilungisiwe ukuba ivelise ii-seluplose. Iindlela eziqhelekileyo zibandakanya i-ether, i-Esseration kunye nezinye izinto zokuphendula kwemichiza ukutshintsha iipropathi zomzimba kunye nekhemikhali ye-selellulose.
I-6. Inkqubo yokuthembisa:
I-Alkalization: Ukunyanga isellulose kunye ne-alkali (ihlala i-Sodium hydroxide) ukuvelisa ialkali sellulose.
Ukongeza iiarhente ezimiselweyo: I-Alkaline Seactises ngeArhente yokuthengisa (njenge-alkyl Halides okanye ialkyne oxide) ukwazisa amaqela e-Eler.
Ukungathathi hlangothi: Ukungathathi cala umxube wokuphendula ukuphelisa ukusabela kwaye ufumane iMveliso ye-Selese.
7. Ukuhlamba kunye nokomisa:
Imveliso ye-Eler Sether ihlanjwe ukuze isuswe ziimveliso kunye nokungcola. Emva kokucocwa, umxholo womisiwe wokufezekisa umxholo wokufuma omfuneko.
8. Ukugaya kunye nokuhlolwa:
I-Selessulose eyomileyo i-selsulose inokuba yindawo yokufumana ubungakanani besabelo esithile. Ukuhlala kusetyenziselwa ukwahlula amasuntswana obukhulu obufunekayo.
8. Ulawulo loMgangatho:
Amanyathelo olawulo esemgangathweni amiliselwe ukuqinisekisa ukuba i-seluplose evele ihlangabezane nemigangatho echaziweyo. Oku kubandakanya uvavanyo lwe-viscofity, isidanga sokufakwa endaweni, umxholo wokufuma kunye nezinye iiparamitha ezifanelekileyo.
9. Ukupakisha kunye nokuhanjiswa:
Imveliso yokugqibela ye-Elet Sether ipakishwe kwaye ihanjiswa kumashishini ahlukeneyo. Ukupakishwa ngokufanelekileyo kuqinisekisa ukuba umgangatho wemveliso ugcinwa ngexesha lokugcina kunye nokuhamba.
The pulping process of cellulose ether is a complex series of steps involving raw material selection, pulping method, bleaching, cellulose modification, etherification, washing, drying, grinding and quality control. Inyathelo ngalinye libalulekile ekuqinisekiseni umgangatho kunye neepropathi ze-selsulose ether evelisiweyo, eyenza ilungele uluhlu olubanzi lwezicelo. Inkqubela phambili yeTekhnoloji iyaqhubeka nokuphucula kwaye isebenzele iinkqubo zokuphucula ukusebenza kunye nokuzinza kwemveliso ye-Selese.
IXESHA LOKUQALA: UJan-15 ukuya ku-2424