Hydroxypyl methyl selululose hpmc ne wanda ba ionic pelulose Mixed ether a cikin wani iri-iri methyl carboxulose Mixed ether, ba ya amsawa da karafai masu nauyi. Hyden oxygen ne saboda hydroxypropyl methyl sel methypyl abun ciki methyl da kuma karyewar hydroxyphropyl iri da kuma methyl abun ciki da methoxyp abun ciki da babban abun ciki na hydroxypropyl Iri iri, kuma wasan kwaikwayon yana kusa da selpyp methyl selululululule selululule an samar. Amma a cikin kowane iri, ko da yake kawai ya ƙunshi ƙananan adadin hydroxypropyl ko ƙaramin adadin metoxy, yawan ƙwayar cuta a cikin mafita, akwai babban bambanci.
1, hydroxypoyl methyl selulilulose solique
Hydroxypyl methyl selulose a cikin ruwa solubility na hydroxypell sel methyl celulose ne ainihin sel methyl sanyi ruwan sanyi da ruwan sanyi wanda ke narkewa da halaye mai zafi. Koyaya, Zaɓin zafin jiki na ƙayyadaddun ƙwayar cuta ta kayan itace ya fi na cellulose na ƙwayar ƙwayar ƙwayar methyl a cikin ruwan zafi. Misali, danko na hydroxypropyl methylcellulous bayani tare da 2% metoxypolyl abun ciki ms = 0.46 shine 500 MPa a 2000 MPa a 2000 MPa a 2000 MPa a 20 ℃. Gel zazzabi na S samfurin Samfurin yana kusa da 100 ℃, yayin da na sel methyl na sel methyl na shuka iri ɗaya ne kusan 55 ℃. Amma ga sigogi a cikin ruwa, wanda ma inganta, alal misali, bayan gyaran kayan kwalliya na 0.2 ℃ 0% na kayan kwalliya na 2 ℃ 4% na kayan kwalliya na iya narkewa a cikin ruwa ba tare da sanyaya a cikin ɗakin zazzabi ba.
(2) hydroxypyl methyl selululoe a cikin kwayar cuta ta samar da hydroxyphroose a cikin kwastomomi na metoxyp, 1.5 ~ 1.8 da metoxypypypyl ms = 1.8 da methoxypy DS = 0.2 ~ 1.0, Hydroxypoyen Hydroxypyl Metyp Selilulose tare da duka maye gurbin Methanol da Ethanol mafita, kuma yana da molutity na ruwa. Hakanan yana da narkewa a cikin chloriated hydrocarbons kamar Dichloromethane da Trichloromethane da Tricicloromethane, da kuma abubuwan da aka kera na kwayoyin cuta, da barasai na isopropyl, da kuma giya mai albarka. Silurradi a cikin abubuwan da ke cikin kwayoyin halitta ya fi kyau ga karancin ruwa.
2, hydroxypoyl methyl selulushipyl methyl cetlulose na m tasiri abubuwan da suka dace
Hydroxypyl methylcelrou dashiyya abin da ake amfani da shi hydroxypropyl daidaitaccen taro Dalilin samfurin iri ɗaya, tare da karuwa na taro da karuwa, iri ɗaya na kayan abinci iri-iri na samfuran kayan aikin shine babban danko. Dangantaka ta da zafin jiki ya yi kama da na sel methyl. Lokacin da zazzabi ya tashi, dankanika ya fara raguwa, amma lokacin da ya kai wani zazzabi, kwarewar da ba zato ba tsammani ba zato ba tsammani ya tashi da gelation faruwa. Tsarin zafin jiki na samfurori tare da ƙarancin danko ya fi na samfuran samfuran tare da babban danko. Matsayin gel ɗinsa, ban da babban danko da ƙananan ƙwayoyin ether, amma kuma tare da eth methoxyl methoropyl ƙungiyoyi da kuma jimlar canjin canji. Dole ne a lura cewa Hydroxypropyl methylcellulose shima yana da rikicewa; Maganinta yana da tsayayye lokacin da aka adana a zazzabi a ɗakin kuma baya nuna duk wani lalatawar danko ban da yiwuwar lalata enzymatic.
3, hydroxypyl methyl selululose acid da alkaline resistance
Hydroxyfropyl methylcelrose acid alkali hydroxyp acid alkali acid alkali na rage danko. Alkusti kamar soda na caustic, caustic potassium da lemun tsami ruwa ba su da tasiri a kanta, amma tasirin ƙara danko na maganin zai ragu a hankali a nan gaba.
4, hydroxypyl methyl pelululose za a iya gauraye
Ana iya haɗawa da maganin selpulose na slolulose na ruwa mai narkewa-ruwa, kuma ya zama madaidaiciyar hanyar danko. Wadannan mahimmin kwayoyin sun kasance glyethylene glyethylene, polyvinyl ace, polymethyl vinyl sel arablulose, kerrox. Hakanan Methypypyl methyl selule shima za'a iya cakuda shi da stearic acid ko palmitol itter metter ko kuma mitritol Etster, amma tare da Glycerol Estiter ko Soritol Ester, amma da mititol Ester, dan wasan soritol, da kuma menu na glycerol, amma tare da metitroxypropyl methyl cellyp cellinetl.
5, hydroxypyl methyl selululose insolable ruwa mai narkewa
Hydroxypyl methyl selululose da banbancin ruwa mai narkewa ether, na iya zama tushen haɗi-haɗe tare da alkurami-mai narkewa a cikin bayani, ya zama insolable cikin ruwa. Kuma yin hydroxypropyl methylceloss insolyde Aldehyde, formaldehyde, Glyoxal, Suncyde, Suncyde, da Sunoxal ya kamata ya yi amfani da glyoxal a matsayin wakili mai haɗin haɗin kai. Sashi na irin wannan wakili a cikin bayani shine 0.2% en eth, mafi kyau shine 7% ~ 6% ~ 6% shine mafi dacewa. Janar na yawan zafin jiki shine 0 ~, lokaci shine 1 ~ 120minmin. Haɗin haɗin haɗi yana buƙatar aiwatar da shi a ƙarƙashin yanayin acidic. Gabaɗaya, Inorganic karfi acid ko acid na ƙwayar ƙwayar cuta ko acid ɗin da aka ƙara tsakanin 4 ~ 6, sannan ya fi dacewa a tsakanin 4 ~ 6, sannan kuma ana ƙara yawan alkyabbes don haɗi na kariya. A acid da aka yi amfani da su sune hydrochloric acid, acid sulci acid, aceticy acetic acid, aceticy acid, aceticy acid, yayin da formic acid shi ne mafi kyau. Hakanan za'a iya ƙara acid da Aldehydes a lokaci guda don ba da damar mafita a haɗe-haɗe a cikin Lange da ake so. Ana amfani da wannan amsawar a cikin tsari na ƙarshe na Celulakose tsari tsari, don haka cewa ether na shiri bai narke, da sauƙin amfani da ruwa 20 ~ 25 ℃ 15 ℃ ruwa ya yi wanka da tsarkaka. Lokacin da ake amfani da samfurin, abubuwan alkaline za a iya ƙara zuwa maganin samfurin don daidaita PH na mafita don alkaline, kuma ana narkar da samfurin cikin sauri a cikin mafita. Hakanan za'a iya amfani da wannan hanyar yayin da ake amfani da maganin sel ether don yin fim sannan fim ɗin ana kula da fim ɗin don yin fim ɗin insolble.
6, hydroxypyl methyl selululose anti-enzyme
Hydroxypyl methyl selululoopyl methym sel enzyme juriya na selulose na sel Around, microorganisms na iya zama kuskure kusa da gloydungiyoyin glucose na gltydrose don samar da sugars, wanda ƙananan ƙwayoyin cuta za a iya tunawa. Sabili da haka, idan juzu'in Extilationfifififififififififification na cellulose yana ƙaruwa, juriya na ether a enzymatic lalacewa za a inganta. An ruwaito cewa a ƙarƙashin yanayin tsabtace kayan sarrafawa, kayan kwalliyar seltellulose (1.3) ya kasance 13.2%, da 1.7%, da kuma 1.7%, bi da 1.7%, da kuma 1.7%, bi da 1.7%, da kuma 1.7%, bi da 1.7%, da kuma 1.7%, bi da 1.7%, bi da 1.7%, da 1.7%, da kuma 1.7%, da kuma 1.7%, bi da 1.7%, bi da 1.7%, bi da 1.7%, da 1.7%, bi da 1.7%, bi da 1.7%, bi da 1.7%, bi da 1.7%, bi da 1.7%, bi da 1.7%, da 1.7%, bi da 1.7%, bi da 1.7%, bi da 1.7%, bi da 1.7%, bi da 1.7%, bi da 1.7%, da 1.7%, bi da 1.7%, bi da 1.7%, bi da 1.7%, da 1.7%, bi da 1.7%, bi da 1.7%, bi da 1.7%, bi da 1.7%, bi da 1.7%, bi da 1.7%. Hydroxypyl methyl selululose yana da ƙarfi anti-enzyme iyawa. Don haka, hydroxypyl methylcellulo ani-enzyme ƙanana kyau enzyme, hade tare da kyakkyawan watsawa, da sauransu, gabaɗaya ba sa buƙatar ƙara abubuwan da aka adana. Koyaya, domin hana dogon lokaci na mafita ko kuma yiwuwar gurbata daga waje duniya, za a iya ƙaddara tabbaci gwargwadon bukatun ƙarshe na mafita. Phenylmercuric Acetate da Mangees sun mirgewa suna da tasiri, amma suna da guba kuma dole ne a sarrafa su a hankali. Gabaɗaya, 1 ~ 5mg phenylmercurercmercmercmercuric an iya ƙara a kowane lita na bayani.
7, Hydroxypyl Methyl Slell Aikin Methrane
Rydroxypyl methyl profer fina-finai na Hydroxypropyl methyl selpulupyl methyl pell Tana da juriya danshi mai kyau kuma ya kasance mai ƙarfi a yanayin zafi sosai. Kamar kamar yadda kari na hygroscopic filastik, zai iya haɓaka haɓakarsa da sassauci, don inganta subpoure, glycerol da sambitol da sauran daskararren filastik. Babban taro na gaba ɗaya shine 2% ~ 3%, Sashin filastik shine 10% ~ 20% na fitilun Celullu. Idan abun ciki na filastik ya kasance masu himma, da shrinkage phenenon na sanyaya na Colloid na iya faruwa a cikin zafi mai zafi. Tashin hankali na fim na ƙara filastik ya fi girma fiye da wannan bai kara ba, kuma yana ƙaruwa tare da karuwar fim ɗin, kamar yadda hygroscopicIcicicicity na ƙara, kamar yadda hygroscopicIcicicicity na ƙara, kamar yadda hygroscopicIcicity na fim.
Lokaci: Satumba 08-2022