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Luthini ubomi beshelf ye-HPMC?

I-HPMC, okanye i-hydroxypropyl methylceltulose, isetyenziswa ngokubanzi kumashishini ahlukeneyo, kubandakanya amashishini ahlukeneyo, ukutya, ukwakhiwa kunye ne-cosmetics. Ukuqonda ubomi bayo beshelufa kubaluleke kakhulu ekuqinisekiseni umgangatho wemveliso, ukusebenza kakuhle kunye nokhuseleko.

1.Yintoni i-HPMC?
I-Hydroxypropyl Methylcelcelculose (HPMC) yi-polymer ye-semi-sydhemetic ethathwe kwi-sellulose. Ihlala isetyenziswa njengearhente yokuthambisa, i-stabilizer, kunye nefilimu yangaphambili ngenxa yepropathi yayo eyahlukileyo, kubandakanya ukubenzela amandla emanzini, engohlobo olungelulo, kunye nolwalamano oluphezulu. I-HPMC ihlala ithandwa ngaphezulu kwezinye iipolimers ngenxa yokungabinamandla kwayo, engabotshwanga, kunye nokuhambelana noluhlu olubanzi lweezongezo kunye nezithako.

I-2.Shelfill Ubomi be-HPMC
Ubomi beshelf ye-HPMC bunokwahluka ngokuxhomekeka kwizinto ezininzi, kubandakanya iimeko zokugcina, ukupakisha, ukucoceka, kunye nokukhanya, ukukhanya kunye nobushushu. Ngokubanzi, i-HPMC inobuhlobo obude ishelf xa igcinwe ngokufanelekileyo, idla ngokusukela kwiminyaka emithathu ukusuka kumhla wokwenziwa.

3.Ukufunyanwa ngabom ubomi beShelfi
Iimeko zokugcina: Ukugcinwa ngokufanelekileyo kubalulekile ekugcineni uzinzo lwe-HPMC. Ifanele igcinwe kwindawo epholileyo, eyomileyo kude kwilanga ngqo yelanga kunye nemithombo yobushushu. Ukuvezwa kwamaqondo obushushu kunye nokufuma kuyakhawulezisa ukonakaliswa kwaye kuncitshiswe ubomi beshels yeshelhedi.

Ukupakisha: I-HPMC ihlala ifumaneka kwizitya ezitywiniweyo okanye iingxowa zokukhusela kumswakama kunye nongcoliseko. Ukupakisha okusemgangathweni kunokwandisa ubomi beshelf ngokuthintela ukubonisa izinto zangaphandle.

Ukucoceka: Ukucoceka kwe-HPMC kunokubaphembelela uzinzo nobomi beshelufa. Amabakala ococeko aphezulu anokuthathwa ekuthambekeni kwaye anokuba nobomi obude beshelufu xa kuthelekiswa namabanga aphantsi okucoceka.

Ukuvezwa komswakama: i-HPMC i-hygroscopic, okuthetha ukuba inokufumana umswakama kwindawo engqongileyo. Ukuvezwa komswakama kunokukhokelela ekutsaleni, ukuphulukana nokuhamba kweentyatyambo, kunye nokupheliswa kwe-polymer, ukunciphisa ubomi beshelheli yayo.

Ukuvezwa kokukhanya: Iv) Imitha ye-radiation ukusuka kwilanga okanye imithombo yokukhanya yokukhanya enokuphelisa i-hpmc ngokuhamba kwexesha. Ukupakishwa ngokufanelekileyo iibhloko ezibukhali ze-UV kunganceda ukugcina umgangatho wayo kwaye kwandise ubomi beshelsi.

Unxibelelwano lwekhemikhali: I-HPMC inokunxibelelana nezinye izinto ezikhoyo kwindalo esingqongileyo, ezinje ngeekhemikhali, izinyibilikisi, okanye ukungcola, okukhokelela ekuthandeni ishelhumi.

Iingcebiso ezi-4Rage
Ukwandisa ubomi beshelf ye-HPMC, cinga ngezindululo ezilandelayo:

Gcina kwindawo epholileyo, eyomileyo: Gcina izikhongozeli ze-HPMC zitywinwe kwaye zigcine kwindawo epholileyo, eyomileyo enemigangatho yobushushu elawulwayo kunye nenqanaba lokufuma.

Khusela ukukhanya: gcina i-HPMC kude nokukhanya kwelanga okanye kwimithombo ye-UV ye-UV yokuThintela ukonakaliswa.

Kunqande ukuvezwa komswakama: ukunciphisa ukubonwa komswakama ngokugcina izikhongozelo zitywinwe ngokuqinileyo kwaye zibambe emhlabeni kwindawo eyomileyo.

Landela iingcebiso ngomelo: Bambelela kwizikhokelo zomenzi malunga neemeko zokugcina, ubomi beshesi, kunye nokwenza izinto zokuqinisekisa umgangatho wemveliso.

Sebenzisa i-famito (kuqala, kuqala): Jikeleza isitokhwe usebenzisa indlela ye-FIFO yokuqinisekisa ukuba iibatch ezindala zisetyenziswa kuqala, ukunciphisa umngcipheko wokuphelelwa.

5.Ngubomi beshelufa
Ngelixa i-HPMC iqhelekileyo inobomi obude beshelufa, iindlela ezithile zinokunceda ukuba ikwandise ngakumbi:

IIMPAWU ZOKUGQIBELA

Ukutywina kwe-hermetic: Cinga ngokusebenzisa iindlela zokutsalela i-hermetic ukwenza itywina le-airtic, ukuthintela umoya kunye nomswakama ekungeneni kwezikhongozeli zokugcina.

Ulawulo lobushushu: Ukumilisela amaziko okugcina ubushushu ukugcina iimeko zokugcina ezona zinto kwaye kuthintele ukubonakaliswa kwamaqondo obushushu aphezulu.

Ukuhlolwa rhoqo: Ngamaxesha athile uhlolo lwe-HPMC kwiimpawu zokupheliswa, njengokucocwa, ukuguqulwa, okanye iinguqu kwi-bhuti, kwaye ulahle iibatch ezihleliweyo.

Ukuphatha ngokufanelekileyo: ukuphatha i-HPMC ngononophelo ukunqanda ungcoliseko kunye nomonakalo wokupakisha, onokuthi unciphise umgangatho wemveliso kunye nobomi beshelf.

I-HydroxyPOpyl Methylcelcelsele (i-HPMC) yi-polymer ye-polymer enezicelo ezininzi kumashishini ahlukeneyo. Ukuqonda ubomi beshelufa yayo kunye nezinto ezichaphazela uzinzo kubalulekile ekuqinisekiseni umgangatho wemveliso, ukusebenza kakuhle kunye nokhuseleko. Ngokulandela iinkqubo zokugcina ezifanelekileyo, ukubambelela kwizindululo zomenzi, kunye nokuphumeza iindlela zokunciphisa ukonakaliswa, kunokwenzeka ukwandisa ubomi beshelufu ye-HPMC kwaye bandise isixhobo sayo kwizicelo ezahlukeneyo.


IXESHA LOKUQALA: NgoFebwe-18 ukuya kwi-1825