Hydroxypropypropinyl Methyl Cellulolose HPMC ke selefounu e nileng ea ionic e tsoakiloeng le ionic Methgen ea oksijene e le 'ngoe ka lebaka la hydroxypropyl methyl litaba tsa li-hydroxypropity le litaba tse phahameng tsa hydroxyproPyL Haufi le hydroxypropyl methyl cellulose. Empa maemong ohle, le ha feela e na le mofuta o fokolang oa hydroxypro Xy feela kapa palo e nyane ea li-solvents kapa mocheso o hateloang ho na le mathata a mangata, ho na le phapang e kholo.
1, hydroxypropypropyLe mothyl sello
Hydroxypropypropypropinyl methyl cellulose ea metsi a hydroxypropypropity methypropyl litšobotsi tse se nang metsi. Leha ho le joalo, mocheso oa botlokotse oa hydroxy o phahame haholo ho feta oa tšepe ea methyl e nang le metsi a chesang. Mohlala, pono ea hydroxypropyl methylcelulose e nang le tharollo ea 2% Mocheso oa mouoane oa Sel o haufi le 100 ℃, ha a le teng ka selefounu ea mocheso o le mong ke feela ka 55 ℃. Ha e le likhoele tsa eona ka metsing, le tsona li ntlafalitsoe haholo, ka mor'a hore liqhoeba tsa Hydroylpropypropypropypropypropy.
(2) Hydroxypropypropypropinyl methyl slubility Monate oa kelello hydroxypropypropyLe methyl cellulouse E boetse e qhibiliha ho li-hydrocarbons tse halikiloeng tse kang dichloromethane le trichloromethane le trichloromethane le pherekano ea joalo ka Acetone, Isoctopyl joala le lefu la tsoekere. Li-solubility tsa eona li solvents tse phahameng li phahame ho sokolalo ea metsi.
2, hydroxypropyLe methyl Volcsity ea lintlha tse ka u torman
HydropxypropyL methylxikoulose Lintho tsa ViscolpropypropypropyproppyproppyLutla. Litaba tsa sehlahisoa se le seng, ka keketseho ea khatello ea kelello le ho eketseha, lihlahisoa tse fapaneng tsa boima ba molek'hule, boima ba sehlahisoa ke pono e phahameng. Kamano ea eona e nang le mocheso le eona e tšoana le ea Methyl Clubulose. Ha mocheso o tsoha, vicOSity e qala ho hana, empa e fihla mochesong o itseng, pono e phahama ka tšohanyetso e hlaha. Mocheso oa lihlahisoa tse nang le pono e tlase o phahame ho feta lihlahisoa tse nang le pono e phahameng. Boemo ba ntlha ea eona ea gel ea eona, ntle le pono e phahameng le e tlase ea ether, empa hape e nkile karohano ea lipina tsa basebetsi le ea bolelele bohle ba sehlopha ka botlalo. Ho lokela ho hlokomeloa hore hydroxypropy methylcelulose le eona e le pseudoplase. Tharollo ea eona e tsitsitse ha e bolokoa mochesong oa kamore mme e sa bonts'e litšila tsa pono ntle le monyetla oa ho senyeha ha enzzyatic.
3, hydroxyproxypropyL methyl cellengolose acid le alkaline ho hanyetsa
HydroxypropypropyLe methylcellilose acid hydroxypropypropypropy Asiti a tsepamisitse maikutlo a na le phello ea ho fokotsa pono. Alkali a joalo ka sostic soda, metsi a leoatle le lime ha a na tšusumetso ho ona, empa phello ea ho eketsa pono ea tharollo e tla fokotsa hore na ketsahalo ea tharollo e tla fokotseha butle butle nakong e tlang.
4, hydroxypropyproppyl methyl cellulose e ka tsoakiloeng
HydropxypropyL methyl Methyl tharollo ea lithyl li ka tsoakoa ka metsoako ea polymer ea metsi, 'me u be tharollo e betliloeng e tšoanang le pono e phahameng. Likhomphutha tsena tse phahameng tsa lisele tse phahameng li na le polyethylene glycol, polyvinyl actixe, u hydroyl vinyne HydroxypropypropypropypropinyL methyl methyl lenster ea manotsi a manonyeletso kapa la sortic. Soorbol le Manitric
5, hydroxyproxypropyl methyl celploulose Waterluble
HydropxypropyLe methyl cellulolose e qholotsang metsi, e ka bokellana haholo ka aldehydes, le ho qhalana ka tharollo, e khaotse ka tharollo. 'Me u etse methylcpropyly methylceluse re lokela ho ela hloko boleng ba tharollo bo potlakileng haholo ba Glyoxal e le moemeli oa ho hokahanya. Tekanyetso ea mofuta ona oa moemeli oa sefapano ka tharollo ke 0.2% ~ 10% ea 7% ~ 6% ke eona e loketseng haholo. Mocheso oa kakaretso oa kalafo ke 0 ~ 30 ℃, nako ke 1 ~ 120min. Karabelo ea cars - e hloka ho etsoa tlasa maemo acidic. Ka kakaretso, asiti ea acid ea acid kapa acid ea carboxy e kentsoeng ho tharollo ea tharollo ea tharollo ea 4 ~ 6, e kentsoeng ka li-Alddehy bakeng sa karabelo e hokahanyang. Li-acid tse sebelisoang ke hydrochloric acid, sulfuric acid, fortic acid, ha e le acid e ntlehali. Li-acid le tsebiso e ka eketsoa ka nako e ts'oanang ho lumella tharollo ea ho ba haufi le mofuta o lakatsehang oa pH eo o e batlang. Boitšoaro bona hangata bo sebelisoa ts'ebetsong ea ho qetela ea ts'ebetso ea ho qetela ea Cellulo Sotion, e le hore Cellulose e se ke ea qhibiliha, ho bonolo ho e sebelisa metsi a 20 ~ 25 Ha sehlahisoa se sebelisoa, lintho tsa alkaline li ka eketsoa tharollo ea sehlahisoa ho fetola pH ea tharollo, 'me sehlahisoa se se ke sa qhibiliha ka tharollo. Mokhoa ona o ka sebelisoa ha tharollo ea lilululese e sebelisetsoa ho etsa filimi ebe filimi e alafshoana ho etsa filimi e sa tloaelehang.
6, hydroxypropypropyL methyl celllolose anti-enzyme
HydroxypropyLe Methyl Colbelose Enzyme Haraetso ea Cellulo Sumyer Tekanyo ha e tšoana, likokoana-hloko li ka e-ba teng haufi le lihlopha tse sa tsoakoang li sa tsoakoang ho theha tsoekere, e ka ho ananeloa ke likokoana-hloko joalo ka lijo. Ka hona, haeba palo ea chelete ea lehae e ntse e eketseha, khanyetso ea lesela la khosolose e tla ntlafatsoa. Ho tlalehiloe hore tlas'a maemo a laoloang, liketsahalo tse sa laoleheng tsa hydroxypropypropyLe methyl cellulose (1,8%, 7.3%, 7.3 Hydroxypropypropypropinyl Methyl Cellulolose e na le bokhoni bo matla ba anti-enzyme. Kahoo hydroxypropyproPypropinyLulose Leha ho le joalo, e le ho thibela polokelo ea nako e telele ea tharollo le ho bonahala eka lits'oants'o tse kantle, tseo khetho ea tsona e ka ikemiselitseng ho latela litlhoko tsa ho qetela tsa tharollo. PhenyLerMermercur York Ka kakaretso, 1 ~ 5fg PhenylMermercuric Acetate e ka eketsoa ho litar e 'ngoe ea tharollo.
7, hydroxypropypropyprol methyl ts'ebetso ea ts'ebetso ea membrane
HydropxproPypropyL methyl Methyl Mothuspropity ea HydroxypropyproppyL Methyl Tharollo e Ntle E na le mongobo o motle oa mongobo ebile e lula e tiile mochesong o phahameng. Kaha ke tlatsetso ea thempele ea hygroscopic, e ka fokolisang ho fetoha le nako ea nako le ho fetoha le ho feta, Glyclal le sorchenizer e loketseng haholo. Taelo ea Thahasello ea Kakaretso ke 2% ~ 3%, pilisi ea naha ea botata ke 10% ~ 20% ea Cellulose Ether. Haeba litaba tsa polasetiki li hlonepha, ketsahalo ea shrinkage ea metsi a colloid e ka hlaha mongobo o phahameng. Matla a ho fifala a filimi a ne a khōlela haholo ho feta moo, ha a eketsa ka keketseho ea chelete e boetse e eketseha ka keketseho ea palo ea mokalli oa polasetiki.
Nako ea poso: Sep-08-2022