Tiantai Cellulose Co., Ltd iHydroxypropyl methyl cellulose HPMC inogadzira fekitori inogadzira China, ine mhando yemhando yepamusoro yezita reQualiCell® Cellulose ethers.
Kutarisa nekukurumidza kuhydroxypropyl methylcellulose HPMC
Imwe, chii chinonyanya kushandiswa kwehydroxypropyl methyl cellulose?
HPMC INOSHANDISA ZVAKAWANDA MUZVINHU ZVOKUVAKA, machira, masisitimu ekugadzira, ceramics, mushonga, chikafu, machira, zvekurima, zvizorwa, fodya uye mamwe maindasitiri. HPMC inogona kukamurwa kuita maindasitiri giredhi, chikafu giredhi uye mishonga giredhi maererano kushandiswa kwayo.
Vaviri, hydroxypropyl methyl cellulose yakakamurwa kuita mashoma marudzi, pakati peiyi musiyano?
HPMC inogona kukamurwa kuva pakarepo mhando (giredhi suffix "S") uye inopisa soluble mhando, pakarepo zvigadzirwa, mumvura inotonhora nokukurumidza vakapararira, kunyangarika mumvura, panguva ino mvura haina viscosity, nokuti HPMC inongopararira mumvura. , hapana kuparara chaiko. Nezve (kukurudzira) kwemaminetsi maviri, viscosity yemvura inowedzera zvishoma nezvishoma, ichiita yakajeka viscous colloid. Zvigadzirwa zvinopisa zvinonyungudutswa, mumvura inotonhora, zvinogona kukurumidza kuparadzirwa mumvura inopisa, zvinonyangarika mumvura inopisa, senge tembiricha kusvika kune imwe tembiricha (maererano nekushisa kwegel yechigadzirwa), viscosity inooneka zvishoma nezvishoma, kusvika pakuumbwa kwepachena viscous. colloid.
Tatu, hydroxypropyl methyl cellulose mhinduro nzira ine chii?
1. Mienzaniso yose inogona kuwedzerwa kune zvinyorwa nekuoma kusanganisa nzira;
2, inoda kuwedzerwa zvakananga kune yakajairwa tembiricha yemvura mhinduro, zviri nani kushandisa mvura inotonhora yekuparadzira mhando, mushure mekuwedzera kazhinji mumaminetsi gumi-90 kukora (kukurudzira, kubvongodza, kubvongodza)
3. Muenzaniso wakajairika unotanga kuparadzirwa nekuputira nemvura inopisa, uye wozonyungudutswa nekuwedzera mvura inotonhora mushure mekukurudzira uye kutonhora.
4. Kana iyo caking uye kuputira chiitiko chikaitika kana ichinyungudika, imhaka yekuti kusanganisa hakuna kukwana kana iyo yakajairika modhi inowedzerwa zvakananga kumvura inotonhora. Panguva ino, inofanira kumutswa nokukurumidza.
5. Kana mabhubhu akagadzirwa kana akanyungudutswa, anogona kusara kwemaawa 2-12 (nguva yakatarwa inotarwa nekuenderana kwemhinduro) kana kubviswa ne-vacuum-extraction, pressurization nedzimwe nzira, uye chiyero chakakodzera che antifoaming agent. inogonawo kuwedzerwa.
Chechina, zviri nyore sei uye zvine musoro kuona kumira kana kudonha kwehydroxypropyl methyl cellulose?
1, kuchena, kuchena kunyangwe isingakwanisi kuona kana HPMC yakanaka, uye kana yakawedzerwa mukugadzira chena, ichakanganisa kunaka kwayo, asi, zvigadzirwa zvakanaka kazhinji kuchena kwakanaka.
2, kunaka: HPMC kunaka kazhinji 80 mesh uye 100 mesh, 120 zvishoma, iyo yakatsetseka ndiyo yakanyanya kunaka.
3, mwenje transmittance: HPMC mumvura, ichigadzira yakajeka colloid, ona mwenje wayo, iyo yakakura kupinda kweiyo yakanaka, tsanangura zvisinganyungudika zvishoma mukati, vertical reaction kettle nemadhigirii kazhinji yakanaka, inotumira imwe horizontal reaction kettle, asi. haigone kutsanangura iyo yakatwasuka kettle yekugadzira mhando iri nani pane nhema kugadzirwa kweketero, pane zvakawanda zvinotaridza kunaka kwechigadzirwa.
4, chikamu: chikuru chikamu, chinorema chiri nani, kupfuura chikuru, kazhinji nokuti zvinyorwa zvehydroxypropyl zvakakwirira, hydroxypropyl content yakakwirira, ipapo kuchengetedza mvura kuri nani.
Zvishanu, hydroxypropyl methyl cellulose muhuwandu hweputty powder?
HPMC mukushandiswa chaiko kweiyo dosi, nemamiriro ekunze, tembiricha, yemuno calcium ash quality, putty poda formula uye zvinodiwa nevatengi zvemhando yemhando dzakasiyana, uye pane misiyano yakatenderedza, kazhinji kutaura, pakati pe4-5 kg.
Nhanhatu, hydroxypropyl methyl cellulose viscosity iri nani?
Kufinhwa NEUFU HWEMWANA ZVINOGONA 100 THUSAND OK, ZVINODIWA MUMORTAR ZVAKARERERERA, KUDA ZVIURU 150 KUTI ZVINGOITA ZVAKANAKA KUTI Ushandise, uye, HPMC inonyanya kukosha basa kuchengetwa kwemvura, inotevera kukora. Mune putty powder, chero bedzi kuchengetwa kwemvura kwakanaka, iyo viscosity yakaderera (7-8), zvinogonekawo, hongu, iyo viscosity yakakura, hukama hwekuchengetedza mvura huri nani, kana viscosity inopfuura 100,000. , iyo viscosity haina mhedzisiro pakuchengetedza mvura.
Zvinomwe, ndeapi makuru tekinoroji zviratidzo zvehydroxypropyl methyl cellulose?
Hydroxypropyl content
Methyl yemukati
viscosity
ash
Dry uremu kurasikirwa
Sere, ndeapi makuru ezvigadzirwa zvehydroxypropyl methyl cellulose?
HPMC's main raw materials: yakanatswa donje, chloromethane, propylene oxide, zvimwe mbishi zvinhu, mahwendefa alkali, asidhi toluene.
Zvipfumbamwe, hydroxypropyl methyl cellulose mukushandiswa kweputty powder, basa guru, kana kemikari?
Mune putty powder, inotamba mabasa matatu: kukora, kuchengetedza mvura uye kuvaka. Kukora, cellulose inogona kukobvuta kutamba kumiswa, kuitira kuti mhinduro kuchengetedza yunifomu kumusoro uye pasi zvakafanana basa, anti kuyerera akarembera. Kuchengeta mvura: ita putty poda yakaoma zvishoma nezvishoma, yekubatsira ash calcium reaction pasi pekuita kwemvura. Kuvaka: Cellulose ine lubricating mhedzisiro, inogona kuita putty poda ine kuvaka kwakanaka. HPMC haitore chikamu mune chero chemakemikari maitiro, inongotamba yebetsero.
Hydroxypropyl methyl cellulose isiri-ionic cellulose ether, saka chii chisiri-ionic?
Kazhinji kutaura, inert zvinhu hazvibatanidzi mukuita kwemakemikari.
CMC(carboxymethyl cellulose) ndeye cationic cellulose, saka kusangana negrey calcium inozova bhinzi curd slag.
11. Chii chinonzi tembiricha yegel yehydroxypropyl methylcellulose ine chekuita nazvo?
Iyo tembiricha yegel yeHPMC ine hukama neiyo methoxy yemukati. Iyo yakaderera methoxy yemukati, iyo yakakwirira tembiricha yegel.
Gumi nembiri, putty poda poda uye hydroxypropyl methyl cellulose havana hukama?
Zvine basa!! HPMC haina kunaka kuchengetedza mvura, inokonzera hupfu.
13. Ndeupi musiyano uripo pakati pemvura inotonhora nekukurumidza mhinduro uye inopisa mhinduro yehydroxypropyl methyl cellulose mukugadzira?
HPMC inotonhora mvura inonyungudika mhando iri mushure mekurapa kweglyoxal pamusoro, mumvura inotonhora inokurumidza kuparadzirwa, asi isina kunyatsonyungudika, viscosity kumusoro, inonyungudika. Iyo inopisa-inonyungudika mhando yakanga isina kubatwa pamusoro ne glyoxal. Huwandu hweglyoxal hwakakura, kupararira kunokurumidza, asi viscosity inononoka, vhoriyamu idiki, pane zvinopesana.
14, hydroxypropyl methyl cellulose kunhuhwirira ndiyo nzira yekudzosera basa?
HPMC inogadzirwa nenzira yekunyungudutsa inogadzirwa ne toluene uye isopropyl doro se solvent. Kana kugeza kusina kunaka, pachava nekusarira kuravira. (Neutralization kupora ndiyo nzira yakakosha yekunhuhwirira)
15, kushandiswa kwakasiyana, nzira yekusarudza iyo chaiyo hydroxypropyl methyl cellulose?
Putty poda: yakakwira yekuchengetedza mvura zvinodiwa, yakanaka kuvaka nyore (yakakurudzirwa giredhi: 7010N)
Yakajairwa simende yakavakirwa dhaka: kuchengetwa kwemvura yakakwira, kupisa kwekushisa kwakanyanya, pakarepo viscosity (yakakurudzirwa giredhi: HPK100M)
Kushandiswa kwekuvaka glue: zvigadzirwa zvekukurumidza, high viscosity. (Inokurudzirwa mhando: HPK200MS)
Gypsum dhaka: kuchengetwa kwemvura yakakwirira, yepakati uye yakaderera viscosity, pakarepo viscosity (yakakurudzirwa giredhi: HPK600M)
16, hydroxypropyl methyl cellulose chii chinonzi alias?
HPMC kana MHPC alias hydroxypropyl methyl cellulose, cellulose hydroxypropyl methyl ether.
Gumi nemanomwe, hydroxypropyl methyl cellulose mukushandiswa kweputty poda, putty poda bubble chii chikonzero?
HPMC mune putty poda, tamba mabasa matatu ekukora, kuchengetedza mvura uye kuvaka, chikonzero chebubble:
1. Mvura yakawandisa inowedzerwa.
2. Pasi haina kuoma, pamusoro peimwe jira rekukwenya, zvakare nyore kubhuroka.
Gumi nesere, hydroxypropyl methyl cellulose uye MC chii musiyano:
MC imethylcellulose, inogadzirwa nedonje rakanatswa mushure mekurapa alkali uye methane chloride se etherification agent kuburikidza neakatevedzana maitiro ekugadzira cellulose ether. Kazhinji, dhigirii yekutsiva ndeye 1.6-2.0, uye kunyungudika kwemadhigirii akasiyana ekutsiva kwakasiyanawo, inova isiri-ionic cellulose ether.
(1) Kuchengetwa kwemvura kwemethyl cellulose kunoenderana nehuwandu hwayo hwekuwedzera, viscosity, particle fineness uye dissolution speed. Muzhinji, kana huwandu hwekuwedzera hwakakura, hunyoro hudiki uye viscosity yakakura, chiyero chekuchengetedza mvura chakakwirira. Kuwanda kwekuwedzera kune simba guru pahuwandu hwekuchengetedza mvura, uye viscosity haina hukama nehuwandu hwekuchengetedza mvura. Iyo yekumhanyisa yekunyungudutsa inonyanya kuenderana neiyo yepamusoro shanduko dhigirii ye cellulose particles uye particle fineness. Mune iri pamusoro cellulose ether methyl cellulose uye hydroxypropyl methyl cellulose chiyero chekuchengetedza mvura chakakwira.
(2) Methyl cellulose inogona kunyungudutswa mumvura inotonhora, kunyungudika kwemvura inopisa kuchasangana nematambudziko, mhinduro yayo ine aqueous muhupamhi hwepH = 3-12 yakagadzikana kwazvo, uye starch, uye yakawanda surfactant inoenderana zvakanaka, kana tembiricha yasvika. gelation tembiricha, gelation phenomenon ichaitika.
(3) Shanduko yetembiricha ichakanganisa zvakanyanya mwero wekuchengetedza mvura yemethyl cellulose, kazhinji kukwirisa tembiricha, kunowedzera kuchengetwa kwemvura. Kana tembiricha yevhu ichipfuura madhigirii makumi mana, kuchengetwa kwemvura kwemethyl cellulose kuchave kwakanyanya kuipa, kunokanganisa zvakanyanya kuvakwa kwedhaka.
(4) Methyl cellulose ine simba riri pachena pakuvaka uye kunamatira kwedhaka. Pano, kunamatira kunoreva simba rekunamatira rinonzwika pakati pevashandi' daub tool uye rusvingo substrate, kureva, shear resistance yedhaka. Iyo inonamatira pfuma yakakura, shear resistance yedhaka yakakura, uye simba rinodiwa nevashandi mukushandiswa kwekushandisa rakakurawo, saka nzvimbo yekuvaka yedhaka yakashata.
Nguva yekutumira: Sep-07-2022