Mugihe kimwe, irashobora kunonosora muburyo bwiza bwo gukomeretsa no gukata imbaraga zaHPMC hydroxypropyl methyl selulose, kurushaho kunoza ingaruka nyazo zubwubatsi, kunoza imikorere.HPMC hydroxypropyl methyl selulose irashobora kunoza imbaraga zifata ifu ya putty, kugabanya imiterere yo guhagarikwa, kugirango ubwubatsi bugende neza.Hydroxypropyl methyl selulose irashobora kongera igihe cyo gukora kandi igakemura ikibazo cyubusa kandi kidahagije imbaraga zo kwikomeretsa zumwimerere mubikorwa byubwubatsi.
Imikorere yo gufunga amazi maremare yubwubatsi bwa minisiteri na minisiteri irashobora gukora beto ivanze bihagije, kandi biragaragara ko ishobora kuzamura imbaraga zo guhuza imbaraga za minisiteri.Muri icyo gihe, imbaraga zo guhonyora hamwe nogukata imbaraga za hydroxypropyl methyl selulose irashobora kunozwa kuburyo bunoze kugirango irusheho kunoza ingaruka nyazo zubwubatsi no kunoza imikorere.
Umuhungu urwanya ubushuhe,HPMChydroxypropyl methyl selulose, ingaruka za hydroxypropyl methyl selulose mu ifu ya putty, kugirango wirinde gukama no gukama biterwa n'amazi yihuta cyane.Hydroxypropyl methyl selulose irashobora kunoza imbaraga zifata ifu ya putty, kugabanya imiterere yo guhagarika, kwemeza ubwubatsi bwubaka.
HPMC hydroxypropyl methyl selulose urufunguzo rufite amazi afunze, kubyimba, gutose nizindi ngaruka, kubyimba, guhanagura nizindi ngaruka bifite ingaruka zambere zo gushiraho.Hydroxypropyl methyl selulose irashobora kongera igihe cyo gukora kandi igakemura ikibazo cyubusa kandi kidahagije imbaraga zo kwikomeretsa zumwimerere mubikorwa byubwubatsi.
HPMC hydroxypropyl methyl selulose muri minisiteri yo gukingira urukuta igira uruhare runini muguhuza, kandi ikongerera imbaraga zo kwikuramo ibikoresho fatizo.Mortar iroroshye cyane gutwikira, kunoza imikorere, hamwe nibikorwa byibanze byo guhagarika ihagarikwa ningaruka zifatika.Imikorere yo gufunga amazi ya hydroxypropyl methyl selulose irashobora kongera igihe cyo gukora cya minisiteri, kunoza uburyo bwo guhangana no guhuriza hamwe, kunoza ubwiza bwubuso, no kunoza imbaraga zo kwikuramo.
Amazi ashonga cyane ya tile binder ikuraho ibikenerwa mbere yo gushiramo cyangwa gutose amabati hasi hamwe nishingiro, bikarushaho kunoza imbaraga zo guhuza imbaraga.Ubwubatsi bwububiko bwigihe kirekire ni burebure, bwitondewe, bufatanije, bwubaka ubwubatsi bworoshye, hamwe nubushyuhe bwiza.
Mu rwego rwo kubaka inyubako ya latex karemano, hydroxypropyl methyl selulose irashobora gukoreshwa nkigikoresho cyo gukora firime, tackifier, demulsifier no kubyimbye, kugirango firime ya plastike igire imyambarire myiza yo kwambara, gutembera no gufatira hamwe.PH ikoreshwa mugutezimbere impagarara zasobanuwe neza, kandi kuvanga nigisubizo kama nibyiza kandi bifite ubworoherane.
Iterambere ryubukungu Iterambere ryubwubatsi rifite imbaraga nziza, amazi meza kandi arwanya gusaza.Igishushanyo mbonera cyibishushanyo mbonera ni urufunguzo.Toni ya lacquer yujuje ubuziranenge igizwe na 300KG yera ya styrene-acrylic emulsion, 650KG yumutuku usanzwe wamazi wamazi nibindi bice.Amazi meza yo mu rwego rwo hejuru arangwa n'amavuta yo kwisiga menshi.Iyo ibice byamazi ya emulion ari 50%, ingano ya 300KG itanga amazi nyuma yo gukama ni litiro 150, naho umusenyi uremereye wa 650KG ni litiro 228.Nukuvuga, muriki gihe, irangi ryamabuye ryukuri (ibara ryibara ryibara ryagaciro) ni 60%.Kubera ubunini bunini nubunini budasanzwe bwumusenyi mwiza, hashingiwe kubisesengura ryubunini runaka, urukuta rwinyuma rwumye rushobora kuba hafi yagaciro ka CPVC).
Kuri viscosifier, niba selile ya selulose ikwiye yatoranijwe, gutwikisha urukuta rwinyuma birashobora gutanga ibisobanuro birambuye, byibanze cyane, kugirango ugere kubintu bitatu byerekana urukuta rwinyuma.Amabwiriza atatu yo kubaka impuzu.Mubyukuri, gushyira mubikorwa byinshi byubukungu kandi bifatika qi, toni yumuti wibanga wihishwa 100-160kg, umucanga wamabara 750 kg, 20kg (harimo inyongeramusaruro, imiti yica udukoko, fungiside, ibifunga, nibindi), ibindi bisigaye amazi n'ibicuruzwa byita ku ruhu.Ubu bwoko bwukuri bwibara ryamabara PVC muri rusange hagati ya 75%?Hagati ya 85%, mubikorwa byo gukama byumye, mubyukuri gutwika irangi ryamabuye biragoye gushiraho urwego rurambuye kandi rukomeye.Noneho rero, nigute wakoresha byimazeyo uburyo buke bwo gutobora emulsiyasi yibanga ryibanga, kugirango igifuniko gishoboke.
Kwubaka amabuye nyayo afite ibiranga ubukonje buke (uburemere buke bwa molekile).Kubera izamuka ryibiciro byibicuruzwa bya selile, ubwiza bwa selile ikoreshwa bwahinduwe kuva 30000 bugera kuri 50000.80000.100000, kabone niyo bwaba bwiyongereye muri 200000, intego ni ukugabanya umubare wose wa selile ukomoka kuri methyl selile (HEC) ) kuri hydroxyl acrylic selulose (HPMC);Gukoresha methyl methyl selulose HPMC bizagabanya cyane imbaraga zamazi yo gusiga irangi ryubaka amabuye nyayo, hanyuma uzamure ubwiza bwa selile (misile ugereranije na molekile) bizaba umwubatsi wamabuye nyayo yubaka ibicuruzwa?Igisubizo nuko imikorere yamabara yamabuye azagenda arushaho kuba mubi!
HPMC irashobora kugabanywa muburyo bwihuse nubushyuhe.Iyo amazi akonje akwirakwira vuba kandi akagabanuka mumazi, HPMC irashobora kugabanywamo ubwoko bwihuse nubushyuhe.Muri iki gihe, amazi ntabwo afite ubukonje, kubera ko HPMC ikwirakwizwa mu mazi gusa, kandi nta bwenge nyabwo bwo gushonga.Nyuma ya 2min, ubwiza bwamazi bugenda bwiyongera buhoro buhoro, butanga igisubizo kibonerana cya visloque colloid.Iyo ibicuruzwa bishyushye kama birundanyije mumazi akonje, birashobora gukwirakwira vuba mumazi ashyushye kandi bigakwirakwizwa mumazi ashyushye.Iyo ubushyuhe bwibidukikije bugabanutse kurwego runaka rwubushyuhe, ubukonje buzagenda buhoro buhoro kugeza igihe habaye igisubizo kiboneye cyuzuye viscous colloidal.Ubwoko bwumuriro wumuriro ukoreshwa gusa murukuta rwimbere rwifu ya pome na minisiteri.Muri flux superglue na coatings, hari abaturage badashobora gukoreshwa.Ubwoko bwihuse - solubility ubwoko bufite icyiciro rusange cyo gusaba.Irashobora gukoreshwa nkurukuta rwimbere rwuzuye ifu na minisiteri, hamwe na superglue yamazi hamwe no gutwikira.Nta kirazira.
Amazi ashyushye ashonga: kubera ko HPMC mumazi ashyushye idashonga, bityo HPMC mumurongo wambere irashobora gukwirakwizwa neza mumazi ashyushye, hanyuma igashonga vuba mugihe gikonje.Inzira ebyiri za kera zasobanuwe ku buryo bukurikira:
1) Shira amazi ashyushye ukeneye mu cyombo hanyuma ubishyuhe kugeza kuri 70 ℃.Buhoro buhoro, vanga buhoro buhoro hydroxypropyl methyl selulose, buhoro buhoro HPMC ireremba hejuru yuruzi, hanyuma buhoro buhoro itanga amashanyarazi ya firigo yo kuvanga.
2) Ongeramo 1/3 cyangwa 2/3 by'amazi mu cyombo, shyushya kuri 70 ℃, shyushya kuri 70 ℃ kugirango ukwirakwize HPMC, kandi utegure amazi ashyushye;Amazi akonje asigaye noneho yongewe kumashanyarazi ashyushye hanyuma avangwa nuruvange nyuma yo gukonja.
Uburyo bwo kuvanga ifu: Ifu ya HPMC hamwe na blender hamwe nibindi byinshi byifu ya chimique ivanze bihagije, hanyuma wongeremo amazi gushonga.Muri iki gihe, HPMC irashobora gushonga mugihe hatabayeho agglomeration, kubera ko buri mfuruka ntoya gusa ifu ya HPMC, mugihe amazi azahita ashonga - ubu buryo ni ugukoresha gusa urukuta rwimbere rwamavuta ya poro na ruganda.[HPMC] nkibikoresho byo gukemura no gutanga amazi muri minisiteri yuzuye yurukuta rwimbere.
Nibisanzwe hydroxypropyl methyl selulose (HMPC) amarira yubukorikori, yegereye ibintu bya viscoelastic (cyane cyane mucin) amarira.Yizirika hejuru yijisho binyuze muri adsorption ya polymer, ikanagereranya uruhare rwa mucin conjunctival mucin, kugirango irusheho kugabanuka kwijimye ryijisho ryijisho no kongera ingaruka za cornea.
Ifu yuzuye, kubyimba, kubika amazi no kubaka imirimo itatu.Umubyimba, selile irashobora kuba mwinshi kugirango ihagarike, kugirango igisubizo gikomeze kuba kimwe hejuru no munsi y'uruhare rwo kurwanya kumanika.Kugumana amazi: kora ifu ya putty yumye buhoro, calcium yingirakamaro ya calcium mugikorwa cyamazi.Ubwubatsi: amavuta ya selile, arashobora gukora ifu ya putty ifite ubwubatsi bwiza.HPMC ntabwo yitabira imiti iyo ari yo yose, ariko igira uruhare runini.
Irangi ryimyenda iroroshye guhinduka muguhitamo ibara, kandi irashobora kugera kubikorwa byiza byubuhanzi, kandi irangi ryamabuye nyaryo mugukurikirana ubuzima busanzwe, nibyiza kuruta irangi ryimyenda, buriwese afite imbaraga zacyo.Irangi ryimyenda na lacquer mugikorwa cyo kubyara, kugirango tubungabunge burundu ibara ryumwimerere, mubisanzwe mubikorwa byanyuma, tugomba gukoresha langi (amavuta yoroheje) kugirango dutere kugirango turinde ingaruka zubuhanzi cyangwa ingaruka zamabuye.
Lacquer, irangi ryubwoko ni ubwoko bwirangi, bukoreshwa cyane mugushushanya urukuta.Urubuga rusanzwe rwa diatom mud rwerekana incamake itandukaniro riri hagati y irangi ryimyenda na lacquer, irangi ryimyenda hamwe na lacquer itandukanya uburyo, ibikurikira byihariye kugirango tubone itandukaniro riri hagati y irangi ryirangi.
Ubwiza buhebuje bwa latex ibiciro bihanitse, ababikora kugirango babike ikiguzi, gusa ongeraho umubare muto wikigereranyo cya emulsiyo, nyuma yo gukora amarangi yamabara yamabuye yumye firime yumye, ntabwo ari ubucucike buhagije, firime yamabara ni igipimo cya bibiliya nini, imbaraga zo kwikuramo ziragabanuka, iyo uhuye nikirere cyimvura mugihe kirekire, imvura izinjira muri firime irangi, mubyukuri irangi ryamabuye ryera.
Bamwe mu bakora inganda mu gukora lacquer, bakunze kongeramo selile nyinshi ya carboxymethyl selulose, hydroxyethyl selulose nkikibyimbye, ibyo bintu ni amazi-elegitoronike cyangwa hydrophilique, firime ya coating isigaye murwego, bigabanya cyane kurwanya amazi yikibiriti.
Igihe cyo kohereza: Jun-09-2022