01.I-Hydroxyethyl Cellulose
Njenge-surfactant engeyiyo i-ionic, i-hydroxyethyl cellulose ayinayo nje kuphela imisebenzi yokumisa, ukuqina, ukusasaza, ukudada, ukubopha, ukwenza ifilimu, ukugcinwa kwamanzi kunye nokubonelela nge-colloid ekhuselayo, kodwa ikwanazo ezi mpawu zilandelayo:
1. I-HEC iyanyibilika emanzini ashushu okanye abandayo, kwaye ayitshisi xa ishushu kakhulu okanye ibila, ukuze ibe neempawu ezahlukeneyo zokunyibilika kunye ne-viscosity, kunye ne-gelation engashushu;
2. Xa kuthelekiswa ne-methyl cellulose eyaziwayo kunye ne-hydroxypropyl methyl cellulose, amandla okusasaza e-HEC ngawona mabi kakhulu, kodwa i-colloid ekhuselayo inamandla amakhulu.
3. Umthamo wokugcina amanzi uphindwe kabini kunowe-methyl cellulose, kwaye unolawulo olungcono lokuhamba kwamanzi.
Amanyathelo okhuseleko xa usebenzisa:
Ekubeni i-hydroxyethyl cellulose ecociweyo phezu kwayo ingumgubo okanye i-cellulose solid, kulula ukuyiphatha nokuyinyibilikisa emanzini logama nje kuqatshelwe ezi zinto zilandelayo.
1. Ngaphambi nasemva kokufaka i-hydroxyethyl cellulose, kufuneka ixutywe rhoqo de isisombululo sibe sobala ngokupheleleyo kwaye sicace gca.
2. Kufuneka ihluzwe kancinci kwibhareli yokuxuba. Musa ukufaka ngqo i-hydroxyethyl cellulose eyenziwe yaba ziingceba okanye iibhola kwibhareli yokuxuba ngobuninzi okanye ngokuthe ngqo.
3. Ubushushu bamanzi kunye nexabiso le-pH yamanzi zinobudlelwane obubalulekileyo nokunyibilika kwe-hydroxyethyl cellulose, ngoko ke kufuneka kunikwe ingqalelo ekhethekileyo kuyo.
4. Ungaze wongeze ezinye izinto ze-alkaline kumxube ngaphambi kokubai-hydroxyethyl celluloseUmgubo ufudunyezwa ngamanzi. Ukunyusa ixabiso le-PH emva kokufudumala kuyanceda ekunyibilikeni.
Ukusetyenziswa kwe-HEC:
1. Isetyenziswa ngokubanzi njenge-arhente yokutyebisa, i-arhente yokukhusela, i-glue, i-stabilizer kunye ne-additive yokulungiselela i-emulsion, i-gel, i-ointment, i-lotion, i-arhente yokucoca amehlo, i-suppository kunye ne-tablet, ikwasetyenziswa njenge-hydrophilic gel, izinto ze-skeleton, ukulungiswa kwamalungiselelo okukhululwa kwamathambo okuqhubekayo, kwaye ingasetyenziswa njenge-stabilizer ekutyeni.
2. Isetyenziswa njengearhente yokulinganisa kwishishini lempahla, ukubopha, ukuqina, ukuxuba, ukuzinzisa kunye nezinye izinto ezincedisayo kwicandelo le-elektroniki kunye neshishini lokukhanya.
3. Isetyenziswa njengesithambisi-manzi kunye nesithomalalisi sefiltrate kwi-drilling fluid esekwe emanzini kunye ne-complementary fluid, kwaye inefuthe elicacileyo lokuqina kwi-drilling fluid yamanzi anetyuwa. Ingasetyenziswa njengearhente yokulawula ilahleko yolwelo kwi-oyile source cement. Ingadityaniswa nee-ion zesinyithi ezi-polyvalent ukwenza ii-gel.
5. Le mveliso isetyenziswa njengesinyibilikisi sejeli esekwe emanzini, ipolystyrene kunye nepolyvinyl chloride kwimveliso ye-oyile eqhekeziweyo. Ingasetyenziswa njenge-emulsion thickener kwishishini lepeyinti, i-resistor ebuthathaka kumswakama kwishishini le-elektroniki, i-samente coagulation inhibitor kunye ne-agent yokugcina umswakama kwishishini lokwakha. Izincamathelisi zeglazing kunye ne-toothpaste kwishishini le-ceramic. Ikwasetyenziswa kakhulu ekuprinteni nasekudayeni, kwilaphu, ekwenzeni amaphepha, kumayeza, kucoceko, ekutyeni, kwicuba, kwii-pesticides nakwii-agents zokucima umlilo.
02. IHydroxypropyl Methyl Cellulose
1. Ishishini lokugquma: Njengesithambisi, isinyibilikisi kunye nesiqinisi kwishishini lokugquma, ihambelana kakuhle namanzi okanye izinyibilikisi zendalo. njengesisusi sepeyinti.
2. Ukwenziwa kweseramikhi: kusetyenziswa kakhulu njengesihlanganisi ekwenzeni iimveliso zeseramikhi.
3. Ezinye: Le mveliso ikwasetyenziswa kakhulu kwimizi-mveliso yesikhumba, imveliso yephepha, ukugcinwa kweziqhamo nemifuno kunye nemizi-mveliso yelaphu, njl.
4. Ukuprinta i-inki: njengesithambisi, isisasazi kunye nesiqinisi kwishishini le-inki, ihambelana kakuhle namanzi okanye izinyibilikisi zendalo.
5. Iplastiki: isetyenziswa njengesixhobo sokukhulula izinto, isithambisi, igrisi, njl.njl.
6. I-Polyvinyl chloride: Isetyenziswa njengesinyibilikisi ekuvelisweni kwe-polyvinyl chloride, kwaye yeyona nto iphambili encedisayo ekulungiseleleni i-PVC nge-suspension polymerization.
7. Ishishini lokwakha: Njengesixhobo sokugcina amanzi kunye nesithinteli sesamente, i-mortar iyakwazi ukupompa. Isetyenziswa njengesihlanganisi kwi-plastering paste, i-gypsum, i-putty powder okanye ezinye izixhobo zokwakha ukuphucula ukusasazeka kunye nokwandisa ixesha lokusebenza. Isetyenziswa njenge-paste kwi-ceramic tile, imabula, umhombiso weplastiki, njengesincedisi se-paste, kwaye inokunciphisa ubungakanani besamente. Ukugcinwa kwamanzi kwe-hydroxypropyl methylcelluloseI-HPMCinokuthintela ukuqhekeka kodaka ngenxa yokoma ngokukhawuleza emva kokusetyenziswa, kwaye yonyusa amandla emva kokuqina.
8. Ishishini lezonyango: izinto zokugquma; izinto zefilimu; izinto zepolymer ezilawula izinga lokulungiswa kokukhululwa okuqhubekekayo; izinto zokuqinisa; izinto zokuxhoma; izinto zokubopha iipilisi; izinto zokubopha.
Indalo:
1. Inkangeleko: umgubo omhlophe okanye omhlophe qhwa.
2. Ubungakanani bamasuntswana; Izinga lokupasa le-100 mesh lingaphezulu kwe-98.5%; Izinga lokupasa le-80 mesh liyi-100%. Ubungakanani bamasuntswana obukhethekileyo yi-40 ~ 60 mesh.
3. Ubushushu beCarbonization: 280-300℃
4. Uxinano olubonakalayo: 0.25-0.70g/cm (ngesiqhelo malunga ne-0.5g/cm), ubunzima obuthile 1.26-1.31.
5. Ubushushu bokutshintsha kombala: 190-200℃
6. Uxinzelelo lomphezulu: isisombululo samanzi se-2% yi-42-56dyn/cm.
7. Ukunyibilika: kunyibilika emanzini nakwezinye izinyibilikisi, ezifana nomlinganiselo ofanelekileyo we-ethanol/amanzi, i-propanol/amanzi, njl.njl. Izisombululo zamanzi zisebenza kumphezulu. Ukucaca okuphezulu kunye nokusebenza okuzinzileyo. Iinkcukacha ezahlukeneyo zeemveliso zinobushushu obahlukeneyo bejeli, kwaye ukunyibilika kuyatshintsha xa kunyibilika. Okukhona i-viscosity iphantsi, kokukhona ukunyibilika kukhulu. Iinkcukacha ezahlukeneyo ze-HPMC zineempawu ezahlukeneyo. Ukunyibilika kwe-HPMC emanzini akuchaphazeleki lixabiso le-pH.
8. Ngokuncipha komxholo weqela le-methoxy, inqaku lejeli liyanda, ukunyibilika kwamanzi kuyancipha, kwaye umsebenzi womphezulu we-HPMC uyancipha.
9. I-HPMCIkwanazo neempawu zokuba namandla okuqina, ukumelana netyuwa, umgubo womlotha ophantsi, uzinzo lwe-pH, ukugcinwa kwamanzi, uzinzo olulinganayo, iipropati ezintle zokwenza ifilimu, kunye noluhlu olubanzi lokumelana nee-enzyme, ukusasazeka kunye nokuhambelana.
Ixesha leposi: Epreli-26-2024