1. Menene alas na shydroxypyl methylcellulose?
- Turanci: Hydroxypropyl Hydroxypropyl methyl selpoyell Selelulose hydroxypropyl methyl Ether; Hyplomlocese, Pellulose, pel 2-hydroxypylulophylulose ether. Cellulose Hydroxypyl Methyl Ether Enthrolose.
2. Menene babban aikace-aikacen hydroxypropyl methylcellulhin -yl methylcellulhin (hpmc)?
——Answer: HPMC is widely used in construction materials, coatings, synthetic resins, ceramics, medicine, food, textiles, agriculture, cosmetics, tobacco and other industries. Za'a iya raba HPMC zuwa FARKON ZUCIYA, DESA GASKIYA DA GASKIYA DON SARKI DON CIKIN SAUKI. A halin yanzu, yawancin samfuran gida na gida ne. A cikin Goma Commation, Putty Foda yana amfani da babban adadin, kusan 90% ana amfani da shi don putty foda, kuma sauran ana amfani da shi don siminti turmi da manne.
3 Akwai nau'ikan hydroxypyl da yawa methylcellulhinchropyl methylcellulose (hpmc), kuma menene bambance-bambance a cikin amfani?
- - - Za a iya raba HPMC zuwa nau'in nau'in kai tsaye da nau'in Tsuntawa mai zafi. Kayan nau'ikan samfuran da aka tarwatsa cikin sauri a cikin ruwan sanyi kuma sun shuɗe cikin ruwa. A wannan lokacin, ruwa bashi da danko saboda ana tarwatsa HPMC kawai ba tare da rushewar gaske ba. Kimanin mintuna 2, danko na ruwa a hankali yana ƙaruwa, samar da Colloid mai gamsarwa. Abubuwan da ke da zafi na narke, lokacin saduwa da ruwan sanyi, na iya watsa sauri a cikin ruwan zafi kuma sun ɓace a cikin ruwan zafi. Lokacin da yawan zafin jiki ya sauka zuwa wani zazzabi, danko zai bayyana a hankali har sai ta samar da Colloid mai gamsarwa. Za'a iya amfani da nau'in narkewa mai zafi a cikin ciyawar da turmi. A cikin manne mai ruwa da fenti, za a sami sabon abu kuma ba za a iya amfani da shi ba. Nau'in gaggawa yana da kewayon aikace-aikace. Ana iya amfani da shi a cikin foda da turmi, gami da ruwa mai ruwa da fenti, ba tare da wani contraindications ba.
4. Yadda za a zabi wani hydroxypyl dace methyllulose (hpmc) don dalilai daban-daban?
- - actawer :: Aikace-aikacen Putty Foda :: Abubuwan da ake buƙata suna ƙasa da ƙasa, kuma danko shine 100,000, wanda ya isa. Muhimmin abu shine a kiyaye ruwa sosai. Aikace-aikacen turmi: mafi girma buƙatu, babban danko, 150,000 ya fi kyau. Aikace-aikacen glue: Kayan samfuran nan take tare da ingantaccen danko.
5. Me ya kamata a ba da hankali ga ainihin aikace-aikacen dangantakar da ke tsakanin danko da zazzabi na HPMC?
- danko: danko na HPMC shine illa ga zazzabi, wannan shine, vanchority shine yana ƙaruwa yayin da yawan zafin jiki ya ragu. Dangin samfurin da muke magana da shi yana nufin sakamakon gwajin na 2% a cikin zazzabi na 20 digiri Celsius.
A cikin aikace-aikace aikace-aikace, ya kamata a lura cewa a cikin yankunan da ke da bambance-bambance na zazzabi tsakanin bazara da hunturu, ana bada shawarar yin amfani da ƙarancin danko a cikin hunturu, wanda ya fi dacewa da aikin gini. In ba haka ba, lokacin da yawan zafin jiki ya ragu, da danko na sel zai ƙaru, da hannu jin zai zama mai nauyi lokacin da scraping.
Tsakiyar danko: 75000-100000 galibi ana amfani da shi don putty
Dalili: Riƙewa ta Ruwa
Babban danko: 150000-200000 galibi ana amfani da shi don polystyrene barbashi tubuhan foda da vitroad microbead rufin turmi.
Dalili: dankalin danko yana da yawa, turɓudin baya da sauƙi ya faɗi, sag, kuma ginin ya inganta.
6. HPMC shine ether ne mai kyau na ionic, don haka menene ba ionic?
- --answer: A cikin sharuddan Layman, waɗanda ba ions abubuwa iri-iri ne waɗanda ba sa ionize cikin ruwa. Ionization yana nufin aiwatarwa wanda aka rarraba waƙar lantarki a cikin ion da zai iya motsawa da yaruka cikin kyauta (kamar ruwa, barasa). Misali, chloride chloride (Nacl), gishiri muna ci kowace rana, yana narkewa cikin ruwa da ƙamshi don samar da cikakkiyar cajin sodium kyauta. Wannan shine a faɗi, lokacin da aka sanya HPMC cikin ruwa, ba zai rurawa cikin ions mai cajin ba, amma ya wanzu a cikin hanyar kwayoyin.
Lokaci: Apr-26-2023