daya. Bambanci tsakanin Hydroxypypyl methylcellulopyl methylcellulose (hpmc) da tsarkakakken hydroxypoyl methylcellulose (hpmc)
1. Bayyanar: bayyanar Hydroxypyl methylcellulopyl methylcellulopyl methylcellulophropyl methylellose hpmc yana da yawa Fluffy kuma yana da ƙarancin yawa-rauni, jere daga 0.3-0.4g / ml; Tsohuwar Hydroxypropyl methylcellulose hpmc yana da kyau mafi kyawun ruwa kuma yana jin bambanci sosai, kuma akwai bambanci mai mahimmanci a cikin bayyanar.
2. Matsayi: Shahararren Hydroxypyl methylcellulopyl methylcellulopyl methylcellulophrop foda shine fibrous a ƙarƙashin gilashin mafi girman ko ɗaukaka; Yayinda aka yiwa hydroxypropyl methylcellulopyl methylcellulose za a iya lura da HPMC azaman daskararren daskararre ko lu'ulu'u a ƙarƙashin gilashin microscope.
3. Odor: Hydroxypoyl Hydroxypropyl methylcellullose hpmc ba zai iya warin ƙanshi na ammoniya, sitaci da barasa; Tsohuwar Hydroxypropyl methylcellulopyl methylcellose hpmc na iya jin ƙanshi kowane irin kamshi, koda kuwa yana da daɗi, zai ji mai nauyi.
4. Mafi sani Zohin Hydroxypyl methylcellulopyl methylcellose hpmc ruwa mai ruwa mai ruwa, da kuma kudin riƙe ruwa yana da wahalar kaiwa 80%.
Na biyu, Ruwa na Rydroxypyl methylcellulilulle hpmc, bambanta fa'idodi da rashin amfanin:
The water retention of methyl cellulose ether under high temperature conditions is an important indicator to distinguish the quality of methyl cellulose ether. Abubuwa kamar yawan zafin jiki, zazzabi da saurin matsin iska zai shafi adadin ruwa na ruwa a cikin turmi na gypsum. Sabili da haka, a cikin yanayi daban-daban, akwai wasu bambance-bambance a cikin tasirin riƙe kayayyakin riƙe kayayyakin tare da adadin HPMC. A cikin takamaiman gini, ana yin tasirin riƙewar ruwa na slurry ta hanyar ƙaruwa ko rage adadin HPMC. Madalla da Hydroxypropropyl methylcellulin HPMAC kayayyakin na iya magance matsalar riƙewar ruwa a ƙarƙashin babban zazzabi.
Babban methyllulose za a iya a daidaita shi da kuma yadda ya shafi ciyawar ta turmi, kuma samar da fim mai ƙarfi, danshi a cikin kayan da gellis yana tabbatar da ƙarfin haɗin da gellium yana tabbatar da ƙarfin haɗin da gels. Hydroxypoys Hydroxypolyl methylcellulopyl methylcellulose hpmc, daidaituwa yana da kyau sosai, etergen ta oxygen a ko'ina cikin sarkar da ke da ruwa ya zama ruwan 'yancin hydrococular ya zama ruwan' yancin hydroxyl da kuma ethergen ikon da tints, ta hanyar sarrafa ruwa Evaporation ya haifar da babban yanayin zafin jiki da kuma riƙe mai riƙe ruwa.
Sabili da haka, a cikin ginin bazara na yau da kullun, don cimma samfuran riƙewar ruwa, yana da mahimmanci don ƙara samfuran hpmC a gwargwadon tsari, in ba haka ba, ɓarna da zubar da zubar da bushewa. Matsaloli, amma kuma yana ƙara wahalar da ma'aikata. Yayinda yawan zafin jiki ya sauka, ana iya samun adadin ruwan hpmc a hankali, ana iya samun sakamako iri ɗaya na riƙe ruwa iri ɗaya.
3. Tasuture of Hydroxypyl methylcellulose hpmc
A cikin masana'antar gine-ginen, hydroxypropyl methylcellulose hpmc yawanci yana sanya tsaka tsaki kadai don yin hukunci da ragi. Bayan an sanya shi a cikin tsaka tsaki da ruwa kadai, samfurin wanda sauri clumps ba tare da watsawa samfurin ba tare da jiyya ba; Bayan an sanya shi a cikin tsaka tsaki da ruwa kadai, samfurin wanda zai iya watsa shi kuma ba clump tare shine samfurin tare da jiyya na ƙasa. Lokacin da aka raba kayan metrypypyl methylcellulopyl metylcellulopyl methylcellulovy ne ya narkar da shi kadai, yana haifar da ruwa da sauri a cikin samfurin kasuwa.
Surface-bi da hydroxypropyl methylcellulopyl methylcellocle samfurin samfura, a cikin ruwa tsaka tsaki ba tare da agglomeration ba tare da agglomerationeration, amma irin samfurin ba zai kai tsaye ba nan da nan. Bayan haka bayan da aka yi na wani lokaci, an lalata tsarin sunadarai na farfajiya, kuma ruwan zai iya narke barbashi HPMC. A wannan lokacin, an hana barbashi samfurin kuma ya sha isasshen ruwa, don haka samfurin ba zai mutu ko tsufa ba bayan rushewarsa. Saurin rarrabuwa da bugun rushewa ya dogara da matakin jiyya. Idan jiyya na waje kadan ne, saurin watsawa ya zama mai saurin juyawa da kuma saurin saiti yana da sauri; Duk da yake samfurin tare da jiyya mai zurfi yana da saurin watsawa da saurin wuya. Idan kana son yin wannan jerin samfuran samfuran sun narke cikin sauri a cikin wannan halin, zaku iya sauke karamin adadin alkaline lokacin da aka narkar da su kaɗai. Kasuwancin yanzu ana kiransa samfuran nan take. Halayen samfuran HPMC sune: A cikin ruwa bayani, barbashi na iya watsa da juna, kuma narke cikin sauri cikin tsaka tsaki da jihar acidic.
Halayen hydroxypoypyl methylcellulopyl methylcellulopyl methylcellulopyl methylellulose hpmc ne: yanki guda daya ya narke cikin acidic, Alkaline, da tsakaitattun jihohin a cikin ruwa, amma ba zai iya watsa shi tsakanin barbashi ba, amma ba zai iya watsa shi tsakanin barbashi ba, amma ba zai iya watsa shi tsakanin barbashi ba, amma ba zai iya watsa tsakanin barbashi a cikin ruwa ba, saboda tsaka tsaki da agglomeration. A cikin ainihin aiki, bayan watsuwa ta jiki na wannan jerin samfuran samfuran da ƙananan barbashi, ciminti, yashi, yawan rarar roba yana da sauri, kuma babu agglomeration ko agglomeration. Lokacin da ya zama dole a soke samfuran HPMAC daban, wannan jerin samfura ya kamata a yi amfani da taka tsantsan, kamar yadda zai mutu tare. Idan ya wajaba a soke met-methypypyl methylllulopyl methylllulopyl samfurin samfuri na dabam, sannan ya buƙaci a cakuda ruwa mai zafi sosai tare da ruwa 95 °, sa'an nan kuma sanyaya ta narke.
A cikin ainihin ayyukan samarwa, wannan jerin samfura suna narkewa bayan an rarraba su da sauran kayan da aka lalata da aka rushe ba wani dabam da na lalacewa. Hakanan ya dace da amfani a cikin samfuran da aka narkar da su kadai, ba tare da cakind ba. Za a zaɓi takamaiman samfurin samfurin gwargwadon lalacewar rushewar da aka buƙata ta hanyar ginin.
A yayin aiwatar da ginin, kota ce ciminti turmi ko tushen-gypsum tsarin, yawancinsu sune ƙananan hanyoyin da aka kara a cikin waɗannan abubuwan. Lokacin da aka ƙara ruwa, HPMC zai narke da sauri.
Lokacin Post: Feb-14-2225