Ihe owuwu Hydroxypropyl Methylcellulose(HPMC)
Nkọwa ngwaahịa
CAS NO.: 9004-65-3
Hydroxypropyl Methylcellulose (HPMC), nke a na-akpọkwa hypromellose, bụ ụdị ether cellulose na-abụghị ionic.Ọ bụ ọkara sịntetik, anaghị arụ ọrụ, polymer viscoelastic.A na-ejikarị ya eme ihe na ophthalmology dị ka ngalaba mmanu mmanu, ma ọ bụ dị ka ihe na-enye ume ma ọ bụ ihe na-emepụta ọgwụ ọnụ.A na-ahụkarị ya n'ụdị ngwa ahịa dị iche iche.Dị ka ihe mgbakwunye nri, hypromellose nwere ike ịrụ ọrụ ndị a: emulsifier, thickener, onye nkwusioru na nnọchi nke gelatin anụmanụ, nke na-arụ ọrụ dị ka onye na-agbapụta, ihe nkedo, ihe nkiri mbụ, surfactant, colloid nchebe, mmanu, emulsifier, na nkwusioru na njide mmiri. enyemaka.
Enwere ike ịhụ ọkwa nrụpụta Hydroxypropyl Methylcellulose (HPMC) dị ka okwu ọnụ maka etherification cellulose ethers.Ihe na-emekarị na cellulose ethers bụ methoxylation.Na mgbakwunye, enwere ike nweta mmeghachi omume ahụ na propylene oxide.Anyị nwere ike ịnye ma ọkwa HPMC / MHPC na-abụghị nke gbanwetụrụ, nke nwere ogologo oge oghe, njide mmiri dị mma, ọrụ dị mma na nkwụsị nkwụsị dị mma wdg.
Hydroxypropyl Methylcellulose (HPMC) A na-eji ọkwa ihe owuwu mee ihe na tile adhesives, ngwa agha agwakọta akọrọ, putty mgbidi, mkpuchi Skim, ihe mkpuchi nkwonkwo, ọkwa onwe onye, ciment na plasta gypsum wdg.
Nkọwa kemịkalụ
| Nkọwapụta | HPMC 60E ( 2910 ) | HPMC 65F ( 2906 ) | HPMC 75K ( 2208 ) |
| Gel okpomọkụ (℃) | 58-64 | 62-68 | 70-90 |
| Methoxy (WT%) | 28.0-30.0 | 27.0-30.0 | 19.0-24.0 |
| Hydroxypropoxy (WT%) | 7.0-12.0 | 4.0-7.5 | 4.0-12.0 |
| Viscosity (cps, 2% Ngwọta) | 3, 5, 6, 15, 50, 100, 400,4000, 10000, 40000, 60000, 100000, 150000, 200000 | ||
Ọkwa ngwaahịa
| Ihe owuwu ihe owuwu HPMC | Viscosity (NDJ, mPa.s, 2%) | Viscosity (Brookfield, mPa.s, 2%) |
| HPMC TK400 | 320-480 | 320-480 |
| HPMC TK60M | 48000-72000 | 24000-36000 |
| HPMC TK100M | 80000-120000 | 38000-55000 |
| HPMC TK150M | 120000-180000 | 55000-65000 |
| HPMC TK200M | 180000-240000 | 70000-80000 |
Mpaghara ngwa
1. Nrụpụta:
Dị ka ihe na-edobe mmiri na onye na-eji ciment nwuo, ọ na-eme ka ngwa agha ahụ na-agbapụta.A na-eji ya dị ka ihe nkedo na plasta, ntụ ntụ ma ọ bụ ihe ụlọ ndị ọzọ iji kwalite mgbasa na ịgbatị oge oghere.Ngwongwo njide mmiri nke hydroxypropyl methylcellulose HPMC na-egbochi slurry site na ịgbawa n'ihi ihicha ngwa ngwa mgbe ngwa ngwa, ma na-eme ka ike dị ike mgbe ọ gbasịrị.
1) Tile Adhesives
Ọkọlọtọ tile adhesives na-emezu ihe niile chọrọ ike nrapado taịlị C1.Nhọrọ, ha nwere ike inwe nkwụghachi azụ ka mma ma ọ bụ ogologo oge oghere.Ọkọlọtọ adhesives tile nwere ike ịbụ ntọala nkịtị ma ọ bụ ntọala ngwa ngwa.
Adhesives tile ciment ga-adị mfe trowel.Ha ga-enyerịrị oge ntinye ogologo oge, nkwụsi ike dị elu na ike nrapado zuru oke.HPMC nwere ike imetụta ihe ndị a.A na-eji adhesives maka itokwasị ngọngọ wuo mgbidi nke ihe mgbochi aerated, brik aja-lime ma ọ bụ brik ọkọlọtọ.Adhesives tile na-eme ka njikọ dị mma n'etiti mkpụrụ osisi na bọọdụ mkpuchi.HPMC na-eme ka arụ ọrụ nke nrapado tile na-arụ ọrụ ma na-abawanye ma adhesion na sag resistance.
• Arụ ọrụ ka mma: mmanu na plasticity nke plasta na-ahụ n'aka, ngwa ngwa nwere ike tinye mfe na ngwa ngwa.
• Ezigbo njide mmiri: ogologo oge oghere ga-eme ka tiling rụọ ọrụ nke ọma.
• Mmanya mmachi na nguzogide mmịfe: karịsịa maka taịlị dị arọ.
2) Ngwa ngwa agwakọta akpọọ nkụ
Ngwa ngwa agwakọta akpọnwụ akpọnwụ bụ ngwakọta nke ihe eji emepụta mineral, mkpokọta na ihe inyeaka.Dabere na usoro ahụ, enwere ọdịiche dị n'etiti ngwa aka na igwe.A na-eji ha eme ihe maka mkpuchi isi, mkpuchi, nrụzigharị na ihe ịchọ mma. Ngwa ngwa agwakọta akọrọ na-adabere na ciment ma ọ bụ ciment / hydrated lime nwere ike ịrụ ọrụ maka ọrụ mpụga na ime.A na-agwakọta igwe etinyere ihe na igwe plasta na-arụ ọrụ mgbe niile ma ọ bụ na-akwụsị.Ndị a na-enyere aka mkpuchi nke nnukwu mgbidi na ụlọ elu site na usoro dị oke mma.
• Dị mfe akọrọ mix usoro n'ihi oyi mmiri solubility: akpụ guzobe nwere ike mfe zere, ezigbo maka arọ taịlị.
• Ezigbo njide mmiri: mgbochi nke mmiri mmiri na-efunahụ ihe ndị ahụ, a na-edobe ọdịnaya mmiri kwesịrị ekwesị na ngwakọta nke na-ekwe nkwa ogologo oge.
3) Ịkwado onwe onye
A na-eji ogige ala na-ebuli onwe ya mee ka ọ dị nro ma na-edozi ụdị ihe ọ bụla dị iche iche ma nwee ike iji ya mee ihe dị n'okpuru ebe dịka taịl na kapeeti.Iji zere sedimentation na iji nọgide na-agba ọsọ, a na-eji akara ule HPMC dị ala.
• Nchedo site na mmiri na-ekpo ọkụ na ihe na-emepụta ihe.
• Enweghị mmetụta na slurry fluidity na ala viscosity
HPMC, ebe njirimara njide mmiri ya na-eme ka arụmọrụ gwụchara n'elu.
4) mgbape mgbape
· Ọrụ ka mma: ọkpụrụkpụ kwesịrị ekwesị na plasticity.
· Ịdebe mmiri na-eme ka oge ọrụ dị ogologo.
· Nguzogide sag: ikike ijikọ ngwa agha ka mma.
5) Plasta dabere na gypsum
Gypsum bụ ihe eji arụ ọrụ nke ọma maka ngwa ime ụlọ.Ọ na-enye ezigbo arụmọrụ yana enwere ike ịhazi oge nhazi ya maka ngwa ọ bụla dị ka achọrọ.Ihe eji ewu ụlọ gypsum na-emepụta ebe obibi dị mma n'ihi oke iru mmiri dị mma.Tụkwasị na nke ahụ, gypsum na-egosi oke ọkụ ọkụ.Otú ọ dị, ọ bụghị mmiri na-eguzogide ọgwụ, ya mere ọ bụ naanị ime ụlọ ga-ekwe omume.Ngwakọta gypsum na lime hydrated na-adịkarị na nhazi nke plasta.
• Mmụba mmiri na-achọ: oge na-emeghe oge, gbasaa ebe spry na usoro akụ na ụba ndị ọzọ.
• mfe ịgbasa na mma sagging iguzogide n'ihi mma agbanwe agbanwe.
6) Wall putty/Skimcoat
• Njide mmiri: ebuli elu ọdịnaya mmiri na slurry.
• Mgbochi sagging: mgbe ị na-ekesa corrugation akwa mkpuchi nwere ike zere.
• Mmụba ngwa ngwa: dabere na ịdị arọ nke ngwakọta akọrọ na nhazi kwesịrị ekwesị, HPMC nwere ike ịbawanye ụda ngwa agha.
7) Mkpuchi Mpụga na Sistemụ Emecha (EIFS)
A na-eji adhesives cementious dị mkpa na-edozi akwa seramiiki, iji wuo mgbidi nke aerated ma ọ bụ brik nkume lime na iji wụnye sistemu mkpuchi mkpuchi mpụga (EIFS) .Ha na-enye ọrụ dị mfe ma dị ọkụ, arụmọrụ dị elu ma na-ekwe nkwa ogologo oge.
• Mmanya mmachi.
•Ike wetting dị mma maka bọọdụ EPS na mkpụrụ.
• Mbelata ntinye ikuku na iwere mmiri.
1. Ụlọ ọrụ na-ewu ihe: Dị ka onye na-ejigide mmiri na retarder nke ciment mortar, ọ na-eme ka ngwa ngwa na-agbapụta.A na-eji ya dị ka ihe nkedo na plasta, plasta, putty powder ma ọ bụ ihe ụlọ ndị ọzọ iji kwalite mgbasa na ịgbatị oge ọrụ.Enwere ike iji ya mado taịlị seramiiki, mabụl, ihe ịchọ mma rọba, ihe nkwalite mado, ma nwee ike belata ọnụ ọgụgụ ciment.Ngwongwo njide mmiri nke hydroxypropyl methylcellulose HPMC na-egbochi slurry site na ịgbawa n'ihi ihicha ngwa ngwa mgbe ngwa ngwa, ma na-eme ka ike dị ike mgbe ọ gbasịrị.
2. Ceramic mmepụta ụlọ ọrụ:
ọtụtụ ebe a na-eji dị ka ihe nkedo n'ichepụta ngwaahịa seramiiki.
3. Ụlọ ọrụ mkpuchi:
Dị ka thickener, dispersant na stabilizer na mkpuchi ụlọ ọrụ, ọ nwere ezi ndakọrịta na mmiri ma ọ bụ organic solvents.Dị ka ihe na-ewepụ agba.
4.Mbipụta ink:
Dị ka thickener, dispersant na stabilizer na ink ụlọ ọrụ, ọ nwere ezi ndakọrịta na mmiri ma ọ bụ organic solvents.
5. Plastik:
eji dị ka ihe ntọhapụ ebu, ihe nro, lubricants, wdg.
6. Polyvinyl chloride:
A na-eji ya dị ka onye na-ekesa na mmepụta nke polyvinyl chloride na bụ isi ihe inyeaka maka nkwadebe nke PVC site na nkwụsịtụ polymerization.
Nkwakọ ngwaahịa
Ọkọlọtọ mbukota bụ 25kg/bag
20'FCL: 12 ton nwere pallet;13.5 ton na-enweghị pallet.