Okwu Mmalite nke Hydroxypropyl Methyl Cellulose
Hydroxypropyl methylcellulose, nke a makwaara dị ka hypromellose na HPMC cellulose hydroxypropyl methyl ether, bụ nke cellulose dị ọcha nke ukwuu dị ka akụrụngwa, nke na-akpachapụ anya n'okpuru ọnọdụ alkaline.HPMC bụ ntụ ntụ ọcha, nke na-enweghị ụtọ, enweghị isi, adịghị egbu egbu, na-agbanweghị kpamkpam n'ahụ mmadụ ma wepụ ya n'ahụ.Ngwaahịa ahụ na-agbaze na mmiri, mana ọ naghị esiri ya ike na mmiri ọkụ.Ihe ngwọta nke mmiri mmiri bụ ihe viscous na-enweghị agba.HPMC nwere magburu onwe ndim, emulsifying, film-akpụ, dispersing, echebe colloid, mmiri njigide, adhesion, acid na alkali eguzogide, enzyme eguzogide na ndị ọzọ Njirimara, na ọtụtụ-eji na-ewu, coatings, ọgwụ, nri, textiles, mmanụ ubi. ịchọ mma, ndị na-asa ákwà, ceramics, inks na usoro polymerization chemical.
1. Ọdịnaya calcium dị ala nke calcium isi awọ na oke na-ekwesịghị ekwesị nke CaO na Ca (OH) 2 na calcium isi awọ ga-eme ka mfu ntụ ntụ.Ọ bụrụ na ọ nwere ihe jikọrọ ya na HPMC, mgbe ahụ ọ bụrụ na njide mmiri nke HPMC adịghị mma, ọ ga-emekwa ka ọ ghara ikpochapụ.Ọnwụ ntụ ntụ nke putty ntụ ntụ metụtara hydroxypropyl methylcellulose?Ọnwụ ntụ ntụ nke putty ntụ ntụ na-emetụtakarị àgwà calcium ash, ọ nweghịkwa ihe jikọrọ ya na HPMC.
2. Ọrụ kachasị mkpa nke hydroxypropyl methylcellulose bụ njigide mmiri, na-esote thickening.Na ntụ ntụ putty, ọ bụrụhaala na njide mmiri dị mma na viscosity dị ala (70,000-80,000), ọ ga-ekwe omume.N'ezie, ka viscosity dị elu, ka mma na-ejigide mmiri.Mgbe viscosity gafere 100,000, viscosity ga-emetụta njide mmiri.Ọ bụghị ọtụtụ ihe ọzọ.
Kedu ihe bụ viscosity nke hydroxypropyl methylcellulose (HPMC)?
Putty ntụ ntụ n'ozuzu bụ 100,000 yuan, na ihe ndị a chọrọ maka ngwa agha dị elu, na 150,000 yuan chọrọ maka ojiji dị mfe.
3. Kedu ihe bụ isi akụrụngwa nke hydroxypropyl methylcellulose?Ihe ndị bụ isi nke hydroxypropyl methylcellulose (HPMC): owu a nụchara anụcha, methyl chloride, propylene oxide, na ihe ndị ọzọ, caustic soda, acid, Toluene, isopropanol, wdg.
4. Kedu ihe kpatara ísì hydroxypropyl methylcellulose?Hydroxypropyl methylcellulose na-emepụta site na usoro mgbaze na-eji toluene na isopropanol dị ka ihe mgbaze.Ọ bụrụ na ịsa ahụ adịghị mma nke ukwuu, a ga-enwe isi ísì .
5. Hydroxypropyl methylcellulose: Nke nwere nnukwu ọdịnaya hydroxypropyl na-adịkarị mma na njide mmiri.Onye nwere viscosity dị elu nwere njide mmiri ka mma, dịtụ (ọ bụghị nke zuru oke), na nke nwere nnukwu viscosity ka mma iji ciment mortar.Gịnị bụ isi oru egosi?Ọdịnaya Hydroxypropyl na viscosity, ọtụtụ ndị ọrụ na-eche banyere ihe ngosi abụọ a.
Ọ̀ bụ ihe metụtara efflorescence na ngwa agha na hydroxypropyl methylcellulose?
Oge ụfọdụ gara aga, onye ahịa kwuru na ngwaahịa ahụ nwere efflorescence, na ọ na-eme spraying.Shotcrete: Isi ọrụ bụ ikpuchi azụ, roughen, na ịbawanye nchikota n'etiti mgbidi na ihe elu.Jiri obere ihe, fesa obere oyi akwa na mgbidi.Nke a bụ foto nke efflorescence phenomen nke onye ahịa zitere m: Foto m mmeghachi omume mbụ bụ na ọ bụghị n'ezie ihe kpatara hydroxypropyl methylcellulose, n'ihi na hydroxypropyl methylcellulose adịghị dakọtara na ihe ọ bụla na gunpowder meghachi omume.Na ihe dị na efflorescence bụ: ihe nkịtị bụ silicate, mgbe ọ na-ezute ikuku ma ọ bụ mmiri na mgbidi, ion silicate na-enweta mmeghachi omume hydrolysis, na hydroxide emepụtara na-ejikọta ya na ion metal iji mepụta hydroxide na obere solubility (chemical alkali). , mgbe okpomọkụ na-ebili, ikuku mmiri na-ekupụ, na hydroxide na-esi na mgbidi pụta.Site na ikpochapu mmiri nke nta nke nta, hydroxide na-ebuli elu n'elu ciment kọn, nke na-agbakọta ka oge na-aga, na-eme ka ihe mbụ e ji achọ mma Mgbe agba ma ọ bụ agba na-ebuli elu ma ghara ịrapagidesi ike na mgbidi ahụ, ịcha ọcha, peeling, na. peeling ga-eme.A na-akpọ usoro a "pan-alkali".Yabụ na ọ bụghị ubiquinol nke hydroxypropyl methylcellulose kpatara
Onye ahịa ahụ kwukwara otu ihe dị iche iche: grout na-agbapụta nke o mere ga-enwe ihe ngosi pan-alkaline na mgbidi mgbidi ahụ, ma ọ gaghị apụta na mgbidi brik a gbanyere ọkụ, nke na-egosi na silicon na ciment a na-eji na mgbidi kọmpụta (nke siri ike alkaline). nnu) dị oke elu.Efflorescence kpatara site na evaporation nke mmiri eji na ịgba grouting.Otú ọ dị, ọ dịghị silicate na mgbidi brik a chụpụrụ na ọ dịghị efflorescence ga-eme.Ya mere, ihe omume nke efflorescence enweghị ihe jikọrọ ya na spraying.
Ngwọta:
1. A na-ebelata ọdịnaya silicate nke ciment isi.
2. Jiri onye na-ahụ maka ihe mkpuchi azụ na-egbochi alkali, ihe ngwọta na-abanye n'ime nkume iji gbochie capillary, nke mere na mmiri, Ca (OH) 2, nnu na ihe ndị ọzọ enweghị ike ịbanye, ma bepụ ụzọ nke pan-alkaline phenomenon.
3. Gbochie ntinye mmiri, ma fesa ọtụtụ mmiri tupu e wuo ya.
Ọgwụgwọ nke pan-alkaline phenomen:
Enwere ike iji ihe na-ehicha ihe na-ehicha nkume efflorescence na ahịa.Ihe nchacha a bụ mmiri mmiri translucent na-enweghị agba nke ihe ndị na-abụghị ionic surfactants na ihe mgbaze mere.Ọ nwere mmetụta ụfọdụ na ihicha ụfọdụ nkume ndị e kere eke.Mana tupu eji ya, jide n'aka na ị ga-eme obere ngọngọ ule nlele iji nwalee mmetụta ma kpebie ma ị ga-eji ya.
Ngwa nke Cellulose na ụlọ ọrụ mmepụta ihe
1. Ngwunye ciment: kwalite mgbasa nke ciment-aja, mee ka plasticity na njigide mmiri nke ngwa agha dịkwuo mma, na-enwe mmetụta na igbochi mgbawa, ma welie ike nke ciment.
2. Simenti tile: meziwanye plasticity na njigide mmiri nke ụrọ taịlị a na-agbanye, meziwanye adhesion nke taịlị, ma gbochie chalking.
3. Mkpuchi nke refractory ihe dị ka asbestos: dị ka onye na-akwụsị akwụsị, fluidity na-eme ka ihe na-eme ka ọ dịkwuo mma, ma na-eme ka ike ejikọta na mkpụrụ.
4. Gypsum coagulation slurry: melite njide mmiri na nhazi nhazi, ma melite adhesion na mkpụrụ.
5. Simenti nkwonkwo: agbakwunyere na ciment nkwonkwo maka bọọdụ gypsum iji meziwanye mmiri na njide mmiri.
6. Latex putty: melite fluidity na mmiri njide nke resin latex dabeere putty.
7. Stucco: Dị ka tapawa iji dochie ngwaahịa ndị sitere n'okike, ọ nwere ike melite njide mmiri ma melite ike njikọ na mkpụrụ.
8. Mkpuchi: Dị ka onye na-emepụta ihe maka mkpuchi latex, ọ nwere ike imeziwanye arụmọrụ na mmiri mmiri nke mkpuchi na powders putty.
9. Ịfesa agba: Ọ na-enwe mmetụta dị mma n'igbochi imi nke simenti ma ọ bụ ihe na-agbapụta latex na ihe ndị na-ejuputa ma na-eme ka mmiri dịkwuo mma na ụkpụrụ ịgbasa.
10. Nke abụọ ngwaahịa ciment na gypsum: eji dị ka extrusion ịkpụzi ihe nkedo maka ciment-asbestos na ndị ọzọ hydraulic bekee iji melite fluidity na nweta edo kpụrụ ngwaahịa.
11. Mgbidi eriri: N'ihi mgbochi-enzyme na mgbochi nje, ọ dị irè dị ka ihe nkedo maka mgbidi ájá.
12. Ndị ọzọ: Enwere ike iji ya dị ka onye na-ejide ikuku ikuku (ụdị PC) maka ụrọ ájá ájá dị mkpa na onye na-arụ ọrụ hydraulic apịtị.
Ngwa na ụlọ ọrụ kemịkalụ
1. Polymerization nke vinyl chloride na vinylidene: Dị ka a nkwusioru stabilizer na dispersant n'oge polymerization, ọ ga-eji ọnụ na vinyl mmanya (PVA) hydroxypropyl cellulose (HPC) ịchịkwa urughuru udi na urughuru nkesa.
2. Adhesive: Dị ka ihe nrapado maka akwụkwọ ahụaja, enwere ike iji ya na vinyl acetate latex paint kama starch.
3. Pesticides: Agbakwunyere na ụmụ ahụhụ na herbicides, ọ nwere ike melite adhesion mmetụta mgbe spraying.
4. Latex: Emulsion stabilizer maka asphalt latex, thickener maka styrene-butadiene roba (SBR) latex.
5. Ihe nkedo: dị ka a na-akpụ ihe nkedo maka pensụl na crayons.
Ngwa na ụlọ ọrụ ịchọ mma
1. Shampoo: Meziwanye viscosity nke ncha ntutu, ncha, na ihe nhicha na nkwụsi ike nke afụ.
2. Ihe ntacha eze: Mee ka mmiri nke ntacha eze dịkwuo mma.
Ngwa na ụlọ ọrụ ọgwụ
1. Encapsulation: A na-eme ka onye na-emepụta ihe na-eme ka ọ bụrụ ihe ngwọta nke organic ma ọ bụ ngwọta mmiri maka nchịkwa ọgwụ, karịsịa maka ịgbanye mkpuchi nke granules a kwadebere.
2. Onye na-arụ ọrụ nwayọ: 2-3 grams kwa ụbọchị, 1-2G oge ọ bụla, mmetụta ga-apụta na 4-5 ụbọchị.
3. Anya na-adaba: Ebe ọ bụ na nrụgide osmotic nke methylcellulose aqueous solution bụ otu ihe ahụ dị ka nke anya mmiri, ọ na-adịchaghị ewute anya, n'ihi ya, a na-agbakwunye ya na anya anya dị ka mmanụ mmanu maka ịkpọtụrụ lens eyeball.
4. Jelii: dị ka isi ihe nke jelii-dị ka mpụga ọgwụ ma ọ bụ ude.
5. Ịtinye ọgwụ: dị ka onye na-agba mmiri, onye na-ejide mmiri
Oge nzipu: Nov-17-2022