Maboto a sa tebang, a fanang ka karolo ea bohlokoa ea ho ntlafatsa ts'ebetso ea seretse se seme se siiloeng, li-account tse fetang 40% ea likoloto ka seretse se fapaneng se ommeng. Boholo ba li-ammitos tse 'marakeng oa lapeng li fanoang ke baetsi ba litsebi tsa kantle,' me litekanyetso tsa tlhahiso tsa lihlahisoa li boetse li fanoa ke Barekisi. Litsenyehelo tsa sehlahisoa sa sejalo sa sejalo se secha se ntse se phahama haholo, 'me ho thata ho bolaea motheong o tloaelehileng oa marikhoe le seretse se phahameng ka bongata. Lihlahisoa tsa 'maraka oa' maraka o phahameng li laoloa ke lik'hamphani tsa kantle, le bahlahisi ba sejalo ba semela se omileng ba na le phaello e tlase le e futsanehileng theko e tlase ea theko; Ts'ebeliso ea likhatiso e haelloa ke lipatlisiso tse hlophisehileng le tse shebiloeng, 'me li latela mekhoa ea kantle ho naha. Mona, seo re le arolelanang le uena ke eng, se boleloang ke methylcelluse ka mefuta efe e tloaelehileng ea seretse se tloaelehileng sa seretse se tloaelehileng sa seretse se tloaelehileng?
Hydroxypropypropyproping Methylcelulose ke mefuta e fapaneng ea cellulose eo tlhahiso le ts'ebeliso ea tsona e ntseng e eketseha ka potlako lilemong tsa morao tjena. Hydroxypropypropinyl Methylcelubulose e entsoe ka komporo ea alkaliza kamora hore li-chloride tsa li-axide tsa prothelene, li-mothlulose tse tsoang ho tsona tse entsoeng ka tsela eo u arabelang ka eona. Degree of karolelano hangata ke 1.2 ~ 2.0. Thepa ea eona e fapane ho latela karolelano ea lintho tsa mekhoa ea mekhoa ea mekhoa ea mekhoa ea mekhoa ea methapo le litaba tsa hydroxypropyl. Litšobotsi tsa hydroxypropyl methylceluse e tjena:
1. Hydroxypropyproppyl Methylcelulose e sa qhibiliha habonolo ka metsing a batang, 'me e tla kopana le mathata a ho qhala metsi a chesang. Empa mocheso oa eona oa borena ka metsing a chesang o phahame haholo ho feta oa tšepe ea methyl. Khoele ka metsing a batang e boetse e ntlafalitsoe haholo ho bapisa le methyl cellulose.
2. Ke pono ea hydroxypropyL methylcelulose e amanang le boima ba eona ba limok'hule. Ha boima ba limokek'hule, ke bona ba phahameng haholo. Mocheso o ama pono ea oona, joalo ka ha mocheso oa eketseha, Viscostory ea fokotseha. Leha ho le joalo, tšusumetso ea pono ea eona e phahameng le mocheso o tlase ho feta oa methyl cellulose. Tharollo ea eona e tsitsitse ha e bolokoa ka mocheso oa kamore.
3. Ho boloka metsi ka metsi a hydroxypropyl methylcelll
4. HydroxypropyLe methylcelulose ho acid le alkali, 'me tharollo ea eona e halefileng e tsitsitse haholo maemong a ph = 2 ~ 12. Cadance Soda le metsi a lime ha li na phello e nyane ts'ebetsong ea eona, empa Alkali a ka potlakisa pherekano ea eona mme e eketsa pono ea eona. HydroxypropypropinprofonyLese e tsitsitseng, empa ha tharollo ea letsoai e phahame, viccosion of hydroxypropy tharollo ea ho eketseha.
5. HydroxypropyL methylcelulese e ka tsoakoa ka polyers ea metsi e qholotsang metsi ho theha tharollo e tšoanang le e phahameng ea pono. Joalo ka polyvinyl joala, starch ether, leqhubu la meroho, jj.
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7. Ho tšoarela ha hydroxypropyl methylcelulle ho ea ho ea sebakeng sa setulo e phahame ho feta ea methylcellll.
Nako ea poso: Mots'eanong-09-2023