Anxin Cellulose Co., Ltd bụ Hydroxypropyl methyl cellulose HPMC na-emepụta ihe na China, nke nwere aha njirimara ya dị elu AnxinCel® Cellulose ethers.
Nleba anya ngwa ngwa na hydroxypropyl methylcellulose HPMC
Otu, kedu ihe bụ isi eji hydroxypropyl methyl cellulose eme ihe?
A NA-EJI HPMC AKA N'IME IHE ỤLỌ, Mkpuchi, resin sịntetik, seramiiki, ọgwụ, nri, ákwà, ọrụ ugbo, ihe ịchọ mma, ụtaba na ụlọ ọrụ ndị ọzọ. Enwere ike kewaa HPMC n'ime ọkwa ụlọ ọrụ mmepụta ihe, ọkwa nri na ọkwa ọgwụ dịka ojiji ya si dị.
Nke abụọ, hydroxypropyl methyl cellulose kewara n'ụdị ole na ole, kedu ihe dị iche n'ime ha?
Enwere ike kewaa HPMC n'ụdị ozugbo (ọkwa mgbakwunye "S") na ụdị ọkụ na-agbaze, ngwaahịa ozugbo, na mmiri oyi na-agbaze ngwa ngwa, na-apụ n'anya n'ime mmiri, n'oge a mmiri ahụ enweghị viscosity, n'ihi na HPMC na-agbaze naanị n'ime mmiri, enweghị ezigbo mgbaze. Ihe dị ka (gwakọta) maka nkeji 2, viscosity nke mmiri ahụ na-abawanye nwayọ nwayọ, na-emepụta colloid viscous doro anya. Ngwaahịa ndị na-agbaze ọkụ, na mmiri oyi, nwere ike ịgbasa ngwa ngwa na mmiri ọkụ, na-apụ n'anya n'ime mmiri ọkụ, dị ka okpomọkụ ruo na okpomọkụ ụfọdụ (dịka okpomọkụ gel nke ngwaahịa ahụ si dị), viscosity na-apụta nwayọ nwayọ, ruo mgbe e guzobere colloid viscous doro anya.
Atọ, usoro ngwọta hydroxypropyl methyl cellulose nwere gịnị?
1. Enwere ike itinye ụdị niile na ihe ahụ site na usoro ngwakọta akọrọ;
2, ọ dị mkpa ka etinyere ya ozugbo na mmiri okpomọkụ nkịtị, ọ ka mma iji ụdị mmiri oyi na-agbasa, mgbe etinyere ya n'ozuzu ya n'ime nkeji 10-90 ka ọ dị oke (na-akpali, na-akpali, na-akpali)
3. A na-ebu ụzọ gbasaa ụdị a na-ahụkarị site n'ịgwakọta ya na mmiri ọkụ, wee gbazee ya site n'itinye mmiri oyi mgbe ọ gwakọtara ma jụọ oyi.
4. Ọ bụrụ na ihe na-eme ka achịcha na ihe mkpuchi dị n'ime ya na-agbaze mgbe ọ na-agbaze, ọ bụ n'ihi na ngwakọta ahụ ezughi oke ma ọ bụ na etinyere ihe nlereanya nkịtị ozugbo na mmiri oyi. N'oge a, a ga-akpali ya ngwa ngwa.
5. Ọ bụrụ na a na-emepụta afụfụ mgbe agbazere ha, a pụrụ ịhapụ ha ruo awa 2-12 (a na-ekpebi oge kpọmkwem site na nguzozi nke ngwọta ahụ) ma ọ bụ wepụ ya site na mwepụta ikuku, nrụgide na ụzọ ndị ọzọ, a pụkwara itinye ọnụọgụ kwesịrị ekwesị nke ihe na-egbochi ụfụfụ.
Anọ, kedu ka o si dị mfe ma dịkwa mfe ịchọpụta ọnọdụ ma ọ bụ ọdịda nke hydroxypropyl methyl cellulose?
1, ọcha, ọcha ọ bụ ezie na enweghị ike ikpebi ma HPMC ọ dị mma, ọ bụrụkwa na etinyere ya na usoro mmepụta, ọ ga-emetụta àgwà ya, mana, ngwaahịa dị mma bụ ihe na-acha ọcha.
2, ịdị mma: Ịdị mma HPMC n'ozuzu ya bụ 80 ntupu na 100 ntupu, 120 pere mpe, ịdị mma ka ọ na-aka mma.
3, nnyefe ìhè: HPMC n'ime mmiri, na-emepụta colloid doro anya, na-ahụ nnyefe ìhè ya, na-ebu ibu nke ihe dị mma, na-akọwa ihe na-anaghị agbaze n'ime, ketulu mmeghachi omume kwụ ọtọ site na ogo dị mma n'ozuzu ya, ga-eziga ụfọdụ ketulu mmeghachi omume kwụ ọtọ, mana enweghị ike ịkọwa àgwà mmepụta ketulu kwụ ọtọ ka mma karịa mmepụta ketulu ụgha, enwere ọtụtụ ihe na-ekpebi ịdị mma ngwaahịa.
4, nha: ka oke ahụ na-arị elu, ka ọ na-adị arọ karịa nke ukwu, n'ozuzu ya n'ihi na oke hydroxypropyl dị elu, oke hydroxypropyl dị elu, mgbe ahụ ka njide mmiri ka mma.
Ise, hydroxypropyl methyl cellulose dị na ọnụọgụ ntụ ntụ putty?
HPMC na ojiji nke usoro onunu ogwu, site na gburugburu ebe obibi, okpomọkụ, ogo calcium ash mpaghara, usoro ntụ ntụ putty na ihe ndị ahịa chọrọ nke ịdị iche iche, enwerekwa ọdịiche dị n'etiti, n'ozuzu, n'etiti 4-5 kg.
Isii, viscosity hydroxypropyl methyl cellulose ka mma?
Gbuo ike na ntụ ntụ nwa bụ izugbe 100,000 dị mma, ihe achọrọ na ngwa agha bụ ihe dị ogologo karịa, achọrọ puku 150 ka ọ dị mma iji, ọrụ HPMC ka mkpa bụ idobe mmiri, ihe ọzọ bụ ịka njọ. N'ime ntụ ntụ putty, ọ bụrụhaala na idobe mmiri dị mma, viscosity dị ala (7-8), o nwekwara ike, n'ezie, viscosity buru ibu, idobe mmiri dị mma karịa, mgbe viscosity karịrị 100,000, viscosity enweghị mmetụta dị ukwuu na idobe mmiri.
Asaa, kedu ihe ndị bụ isi na-egosi teknụzụ nke hydroxypropyl methyl cellulose?
Ọdịnaya hydroxypropyl
Ọdịnaya methyl
viscosity
ntụ
Mbelata ibu akọrọ
Asatọ, kedu ihe ndị bụ isi e ji hydroxypropyl methyl cellulose mee?
Isi ihe HPMC ji arụ ọrụ: owu a nụchara anụcha, chloromethane, propylene oxide, ihe ndị ọzọ e ji arụ ọrụ, mbadamba alkali, acid toluene.
Itoolu, hydroxypropyl methyl cellulose n'iji ntụ ntụ putty eme ihe, ọrụ bụ isi, ma ọ bụ kemịkal?
N'ime ntụ ntụ putty, ọ na-arụ ọrụ atọ: ịkacha, idobe mmiri na ịrụpụta ihe. Ọ na-eme ka cellulose sie ike ka ọ rụọ ọrụ nkwụsịtụ, ka ihe ngwọta ahụ wee nọgide na-adị otu, na-egbochi mmiri ịrapara. Idobe mmiri: mee ka ntụ ntụ putty kpọọ nkụ nwayọ nwayọ, mmeghachi omume ntụ ntụ calcium n'okpuru ọrụ nke mmiri. Nhazi: Cellulose nwere mmetụta mmanụ, nwere ike ime ka ntụ ntụ putty nwee ezigbo owuwu. HPMC anaghị esonye na mmeghachi omume kemịkalụ ọ bụla, naanị na-arụ ọrụ enyemaka.
Hydroxypropyl methyl cellulose bụ cellulose ether nke na-abụghị ionic, kedu ihe bụ non-ionic?
N'ikwu ya n'ozuzu, ihe ndị na-adịghị arụ ọrụ anaghị esonye na mmeghachi omume kemịkalụ.
CMC (carboxymethyl cellulose) bụ nke cationic cellulose, yabụ calcium isi awọ ga-aghọ agwa curd slag.
11. Kedu ihe metụtara okpomọkụ jel nke hydroxypropyl methylcellulose?
Okpomọkụ jel nke HPMC metụtara ọdịnaya methoxy ya. Ka ọdịnaya methoxy dị ala, otú ahụ ka okpomọkụ jel dị elu.
Iri na abụọ, ntụ ntụ ntụ putty na hydroxypropyl methyl cellulose enweghị mmekọrịta?
Ọ dị mkpa!! HPMC anaghị ejigide mmiri nke ọma, ọ ga-akpata ntụ ntụ.
13. Gịnị bụ ihe dị iche n'etiti mmiri oyi na mmiri ọkụ nke hydroxypropyl methyl cellulose n'usoro mmepụta?
A na-eme ụdị HPMC mmiri oyi mgbe a gwọchara glyoxal surface, na mmiri oyi gbasaa ngwa ngwa, mana ọ gbazeghị nke ọma, viscosity na-agbaze, wee gbazee. A naghị eji glyoxal agwọ ụdị nke na-agbaze n'ọkụ. Olu nke glyoxal buru ibu, mgbasa ya dị ngwa ngwa, mana viscosity ahụ dị nwayọ, olu ya dị obere, n'ụzọ megidere nke ahụ.
14, isi hydroxypropyl methyl cellulose bụ otu esi eweghachi ibu ọrụ?
A na-eji toluene na isopropyl alcohol emepụta HPMC dị ka ihe mgbaze. Ọ bụrụ na ịsa ahụ adịghị mma nke ukwuu, a ga-enwe ntakịrị ụtọ fọdụrụ. (Nweghachi neutralization bụ isi ihe na-esi isi)
15, ojiji dị iche iche, kedu ka esi ahọrọ hydroxypropyl methyl cellulose kwesịrị ekwesị?
Ntụ ntụ putty: ihe achọrọ maka ijide mmiri dị elu, ịdị mfe owuwu dị mma (ọkwa akwadoro: 7010N)
Ngwa agha nkịtị dabere na simenti: njide mmiri dị elu, iguzogide okpomọkụ dị elu, viscosity ozugbo (ọkwa akwadoro: HPK100M)
Ojiji nke gluu ụlọ: ngwaahịa ozugbo, oke viscosity. (A na-atụ aro aha: HPK200MS)
Ngwa agha Gypsum: njigide mmiri dị elu, viscosity ọkara na obere, viscosity ozugbo (ọkwa akwadoro: HPK600M)
16, hydroxypropyl methyl cellulose kedu aha ya bụ?
HPMC ma ọ bụ MHPC aha ya bụ hydroxypropyl methyl cellulose, cellulose hydroxypropyl methyl ether.
Iri na asaa, hydroxypropyl methyl cellulose n'iji ntụ ntụ putty, putty powder afụ, gịnị kpatara ya?
HPMC na ntụ ntụ putty, na-arụ ọrụ atọ nke ịka nká, idobe mmiri na owuwu, ihe kpatara afụ:
1. A na-etinye oke mmiri.
2. Ala ya akpọghị nkụ, n'elu oyi akwa ọzọ nke ịkpụcha ihe, ọ dịkwa mfe ịfụ.
Iri na asatọ, hydroxypropyl methyl cellulose na MC kedu ihe dị iche?
MC bụ methylcellulose, nke e ji owu a gwakọtara agwakọta mee mgbe a gwọchara alkali na methane chloride dị ka ihe na-eme ka ikuku dị ọcha site na usoro mmeghachi omume iji mee cellulose ether. N'ozuzu, ogo nke nnọchi bụ 1.6-2.0, na ike nke ọkwa nnọchi dị iche iche dịkwa iche, nke bụ cellulose ether nke na-abụghị ionic.
(1) Njide mmiri nke methyl cellulose dabere na oke mgbakwunye ya, viscosity, ịdị mma nke ihe dị n'ime ya na ọsọ nke ịgbasa ya. N'ozuzu, ọ bụrụ na oke mgbakwunye ahụ buru ibu, ịdị mma ya pere mpe ma viscosity ya buru ibu, ọnụego njigide mmiri dị elu. Oke mgbakwunye ahụ nwere nnukwu mmetụta na ọnụego njigide mmiri, viscosity ahụ ejikọtaghịkwa na ọnụego njigide mmiri. Ọsọ mgbaze dabere na oke mgbanwe elu nke ihe dị n'ime cellulose na ịdị mma nke ihe dị n'ime ya. N'ime cellulose dị n'elu, ọnụego njigide mmiri dị elu karịa.
(2) Enwere ike ịgbaze methyl cellulose na mmiri oyi, mmiri ọkụ ga-enwe nsogbu, mmiri mmiri ya na oke pH = 3-12 kwụsiri ike nke ukwuu, starch, na ọtụtụ ndakọrịta surfactant dị mma, mgbe okpomọkụ ruru okpomọkụ gelation, ihe omume gelation ga-eme.
(3) Mgbanwe nke okpomọkụ ga-emetụta oke nchekwa mmiri nke methyl cellulose, n'ozuzu ka okpomọkụ na-arị elu, otú ahụ ka nchekwa mmiri na-aka njọ. Ọ bụrụ na okpomọkụ mota gafere ogo 40, nchekwa mmiri nke methyl cellulose ga-aka njọ nke ukwuu, na-emetụta nnukwu nrụpụta mota.
(4) Methyl cellulose nwere mmetụta doro anya n'otú e si arụ na otú e si adụkọta ụrọ. N'ebe a, ihe e ji adụkọta ájá na-ezo aka n'ike nrapado dị n'etiti ngwa ọrụ daub nke ndị ọrụ na ihe e ji adụkọta ájá na mgbidi, ya bụ, ihe e ji adụkọta ájá. Ihe e ji adụkọta ájá buru ibu, ihe e ji adụkọta ájá buru ibu, ike ndị ọrụ chọrọ n'oge a na-eji ya dịkwa ukwuu, ya mere ihe e ji adụkọta ájá adịghị mma.
Oge ozi: Sep-07-2022