Isingeniso se-hydroxypropyllylylylyl
I-Hydroxypropyl methylcellulose, eyaziwa nangokuthi i-Hypromellose kanye ne-cellulose hydroxypropylll methyl ether, yenziwa nge-cellulose emsulwa kakotini kakhulu njengezinto ezingavuthiwe, ezifakwe ngokukhethekile ngaphansi kwezimo ze-alkali. I-HPMC i-powder emhlophe, engenambitha, engenamzimba, engenamphundla, enganobuthi, ingashintshi ngokuphelele emzimbeni womuntu futhi ikhishwe emzimbeni. Umkhiqizo uyancibilika emanzini, kepha kuncibilika emanzini ashisayo. Isixazululo samanzi siyinto ebonakalayo engenabala. I-HPMC inokuqina okuhle kakhulu, i-eculsing, ekwakheni ifilimu, ukusabalalisa, ukuvikela i-colloid, ukumelana nomswakama, izimbotshana, amasimu, ama-cosmetics, ama-ceramics, ama-inks kanye nezinqubo ze-polymerization, ama-inks kanye nezinqubo ze-polymerization kanye ne-inks, inkki kanye nezinqubo ze-polymerization kanye ne-inks, inks, inks kanye nemakhegementi lezinqubo.
1. Okuqukethwe okuphansi kwe-calcium ye-grey calcium kanye nesilinganiso esingafanele se-CAO ne-CA (OH) 2 eGrey Calcium kuzodala ukulahleka kwempuphu. Uma kunokuthile ongenziwa nge-HPMC, khona-ke ukugcinwa kwamanzi kwe-HPMC kumpofu, kuzodala nokulahleka kwempuphu. Ingabe ukulahleka kwempuphu ye-putty powder ehlobene ne-hydroxyproplllllylyll methylcellulose? Ukulahleka kwempuphu ye-putty powder kuhlobene kakhulu nekhwalithi ye-Ash calcium, futhi kuncane ongakwenza nge-HPMC.
2. Umsebenzi obaluleke kakhulu we-hydroxypropylllllylylylylyll methylcellulose ukugcinwa kwamanzi, kulandelwa ukuqina. Ku-putty powder, inqobo nje uma ukugcinwa kwamanzi kuhle futhi i-viscosity iphansi (70,000-80,000), kungenzeka futhi. Vele, ukukhuphuka okuphezulu, kungcono ukugcinwa kwamanzi okuhlobene. Lapho i-viscoty idlula i-100,000, i-viscosity izothinta ukugcinwa kwamanzi. Akusekho.
Kuyini ukubonakala kwe-hydroxypropyll methylcellulose (HPMC)?
I-PuTTY SUCK imvamisa i-yuan eyi-100,000, futhi izidingo zodaka ziphezulu, kanti ezingama-150,000 yuan ziyadingeka ukuze zisetshenziswe kalula.
3. Yiziphi izinto eziphambili ezingavuthiwe ze-hydroxypropyllyllose methylcellulose? Izinto zokusetshenziswa eziphambili ze-hydroxypropylllyrlose (HPMC): I-methyl chloride, i-methyl chloride, i-propylene oxide, nezinye izinto eziluhlaza, i-acid soda, i-acid, i-acid, i-acip.
4. Yini isizathu sephunga le-hydroxypropyllyllose methylcellulose? I-hydroxypropylm methylcellose ekhiqizwa yi-solvent indlela isebenzisa i-toluene ne-isopropanol njenge-solvents. Uma ukugeza kungakuhle kakhulu, kuzoba nephunga elisalelayo.
I-5. I-Hydroxypropyll methylcellulose: Lowo onokuqukethwe okuphezulu kwe-hydroxypropyl ngokuvamile kungcono ekugcinweni kwamanzi. Lowo onokuqonda okuphezulu unokugcinwa kwamanzi okungcono, ngokulinganayo (hhayi ngokuphelele), futhi lowo onamandla aphezulu asetshenziswa kangcono ngodaka kasimende. Yiziphi izinkomba eziphambili zobuchwepheshe? Okuqukethwe kwe-Hydroxypropyl kanye ne-viscosity, iningi labasebenzisi likhathazekile ngalezi zinkomba ezimbili.
Ingabe into ye-efferenon ye-efferescence in gunda ahlobene ne-hydroxypropylllylylylk methylcellulose?
Esikhathini esithile esidlule, ikhasimende lathi lo mkhiqizo wawune-efferescence, futhi wayenza isifutho. I-Shotcrete: Umsebenzi oyinhloko ukumboza emuva, ukhubazeke, futhi wandise ukunamathela phakathi kodonga kanye nezinto ezingaphezulu. Sebenzisa okuncane kakhulu, vele ufafaze ungqimba omncane odongeni. Here is a picture of the efflorescence phenomenon that a customer sent me: Picture My first reaction is that it is definitely not the cause of hydroxypropyl methylcellulose, because hydroxypropyl methylcellulose is not compatible with anything in the gunpowder reacted. Futhi into ye-efferescence yile: ukhonkolo ojwayelekile uSuling, lapho uhlangana nomoya noma umswakama odongeni, lapho izinga lokushisa lihlangana, i-vapholi lamanzi livuka, futhi i-hydroxide ivela ku udonga. Ngokuhwamuka kancane kwamanzi, i-hydroxide yenzelwe phezulu kokhonkolo ukhonkolo, oqongelela ngokuhamba kwesikhathi, okwenza ukuhlobisa kwasekuqaleni lapho upende noma upende uvuselelwa khona futhi ayisathobiswa odongeni, mhlophe, ukupela, nokukhonkotha kuzokwenzeka. Le nqubo ibizwa nge- "Pan-Alkali". Ngakho-ke akuyona i-Ubiquinol ebangelwa yi-hydroxypropyllylylylylylylylylylyllose
Ikhasimende libuye likhulume ngento ethile: I-grout efafazwe ayenza izoba nomcimbi we-alkali-alkali odongeni lukakhonkolo, kepha ngeke ivele ngodonga lwezitini oludutshuliwe, olukhombisa ukuthi i-silicon ekhishwe ngokhonkolo osetshenzisiwe odotsheni kakhonkolo (i-alkaline allaline) iphakeme kakhulu. I-Efflorescence ebangelwa ukuhwamuka kwamanzi asetshenziswa ekuhlolweni kwesifutho. Kodwa-ke, akukho silin-siling on the wall odongeni oludutshulwa futhi akukho thostarescence izokwenzeka. Ngakho-ke into ye-eflorescence ayihlangene ngalutho ngokufafaza.
Isixazululo:
1. Okuqukethwe okusithuli kwesisekelo sikakhonkolo sesisekelo kuyancishiswa.
2. Sebenzisa i-ejenti ye-anti-alkali emuva, isixazululo singena etsheni ukuvimba ama-capillary, ukuze amanzi, usawoti nezinye izinto azinakungena, futhi unqume indlela yePan-alkaline Phenomenon.
3. Vimbela ukungena kwamanzi, futhi ungafafazi amanzi amaningi ngaphambi kokwakhiwa.
Ukwelashwa kwePan-Alkaline Phenomenon:
I-ejenti yokuhlanza i-Stone Efferescence Emakethe engasetshenziswa. Lo menti wokuhlanza uwuketshezi olungenamibala ongenamibala olwenziwe nge-noon-ionic sursuctants nama-solvents. Inomthelela othile ekuhlanzeni kwezinye izindawo zamatshe zemvelo. Kepha ngaphambi kokusebenzisa, qiniseka ukuthi wenza i-block encane yokuhlola isampula ukuze uhlole umphumela bese unquma ukuthi uyisebenzisela yini.
Ukusetshenziswa kwe-cellulose embonini yezokwakha
1. Usimende usimende
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3. Ukuhlanganiswa kwezinto ezibonakalayo ezifana ne-asbestos: Njenge-ejenti yokumisa umhlinzeki, i-fluodity ethuthukisa i-ejenti, futhi futhi ithuthukisa amandla okubopha ku-substrate.
I-4. I-Gypsum Cooandation Slurry: Thuthukisa ukugcinwa kwamanzi kanye nokusebenza, futhi uthuthukise ukunamathela ku-substrate.
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10. Imikhiqizo yesibili ka usimende kanye no-gypsum: isetshenziswa njenge-binder yokubumba yokubumba ngokonga-asbestos kanye nezinye izinto ze-hydraulic ukuthuthukisa imikhiqizo evuthayo.
11. I-Fibrell Wall: Ngenxa ye-anti-enzyme kanye nomphumela we-anti-bacterial, iyasebenza njengebhilidi lesihlabathi.
12. Abanye: Ingasetshenziswa njenge-Air Bubble Gcina ejenti (i-PC version) ngodaka lwesihlabathi esincanyana kanye nodaka lwe-hydraulic ophethe.
Izicelo embonini yamakhemikhali
1. I-polymerization yeVinyl Chloride neVinylidene: Njengokukhulisa ukumiswa kanye nokuhlakazeka ngesikhathi se-polymerization, kungasetshenziswa kanye ne-hydroxypropyll (PPC) ukulawula ukwakheka kwezinhlayiyana kanye nokusatshalaliswa kwezinhlayiyana.
2. Adhesive: Njengokunamathela kwephephadonga, kungasetshenziswa kanye nopende we-vinyl acetate latex esikhundleni sesitashi.
3. Ama-pesticides: angezwe kuma-insecticides kanye nama-herbicides, kungathuthukisa umphumela wokunamathela lapho ufafaza.
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I-5. I-Binder: Njenge-Binder Eyakha amapensela namakhrayoni.
Izicelo embonini yezimonyo
1. I-Shampoo: Thuthukisa ukubonwa kwe-shampoo, okokuhlanza, kanye ne-ejenti yokuhlanza kanye nokuqina kwama-bubble.
2. Amazinyo
Izicelo embonini yezemithi
1. Ukukhuphuka
2. Yehlisa i-ejenti: 2-3 amagremu ngosuku, 1-2g isikhathi ngasinye, umphumela uzovela ezinsukwini ezi-4-5.
3. Amaconsi Eye: Njengoba ukucindezela okunama-osmotic we-methylcellulose kufana nesisombululo se-methylcellose kuyafana nalokho kwezinyembezi, kuyacasula kakhulu emehlweni, ngakho-ke kufakwa emaconsi esweni njengokuxhumeka kwe-eyeball lens.
I-4. I-Jelly: Njengezinto ezifuywayo zomuthi noma amafutha angaphandle.
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Isikhathi sePosi: Feb-21-2025