Ubwoko bwa AdMectike Bikunze gukoreshwa mukubaka minisiteri yumye, imiterere yimikorere, uburyo bwabo bwo gukora, hamwe ningaruka zabo kubikorwa byibicuruzwa byumye. Ingaruka yo kunoza abakozi bamazi nka selile ether kandi ibikatsi bya ether, ifu ya latex ya latex hamwe nibikoresho bya fibresi kubikorwa bya minisiteri yumye byaganiriweho.
Ibikoresho bifatika mugutezimbere imikorere yo kubaka minisiteri yumye, ariko hongeweho minisiteri ivanze yumye yibicuruzwa byumye birenga 40% yikiguzi cya minisiteri yumye. Kugeza ubu, igice kinini cyigikoresho gitangwa nabashinzwe kubanyamahanga, kandi dosiye yerekana ibicuruzwa nayo itangwa nuwabitanze. Kubera iyo mpamvu, ibiciro byo kuvangwa na miri ya mirtar bivanze biguma hejuru, kandi biragoye kumenyekanisha Masonry Masonry na Perister mirijani hamwe nimitima miremire hamwe ninzego nyinshi kandi zigutse; Ibicuruzwa byo mu isoko ryinshi bigenzurwa n'amasosiyete y'amahanga, kandi abakora umuryango wa mirtar bafitanye isano no kwihanganira ibiciro bike; Hariho kubura ubushakashatsi kuri buri gihe kandi bugamije kubisabwa imiti, hamwe n'amahanga akurikiranwa buhumyi.
Ukurikije impamvu zavuzwe haruguru, iyi mpapuro isesengura kandi igereranya imitungo yibanze yakoreshejwe, kandi nibisanzwe, kwiga imikorere yibicuruzwa byumye bikoreshwa ukoresheje ibicuruzwa.
Amazi 1 agumana umukozi
Amazi agumana umukozi ni afmixtion yingenzi kugirango iteze imbere imikorere y'amazi ya minisiteri yumye, kandi nimwe mu bikoresho byingenzi kugirango umenye ikiguzi cyibikoresho byumye.
1.. HydroxyPropyl Methyl Cellulose Ether (HPMC)
HydroxyPropyl Methylcellse ni manda rusange y'uruhererekane rw'ibicuruzwa byashyizweho na reaction ya selile ya alkali n'umukozi utondekanya mubihe bimwe. Cellulose ya Alkali isimburwa nimpamvu zitandukanye zifatika zo kubona abahanga ba seliki zitandukanye. Nk'uko byatangajwe n'imiterere ya sionisation y'abasimbuye, abakoresha selile barashobora kugabanywa mu byiciro bibiri: ionic (nka carboxymethyl selile ya selile) n'ibitari iporilose (nka methyl selile). According to the type of substituent, cellulose ether can be divided into monoether (such as methyl cellulose) and mixed ether (such as hydroxypropyl methyl cellulose). Ukurikije ibyokuntu bitandukanye, birashobora kugabanywamo amazi (nka hydroxyithyll.
Uburyo bw'ibikorwa bya selile ether muri minisiteri niyi ikurikira:
. Ariko ubushyuhe bwa pelale mumazi ashyushye burenze ivya methyl selile. Kudakemura mumazi akonje nabyo birateye imbere cyane ugereranije na methyl selile.
. Ubushyuhe bugira ingaruka kandi ku rubyiruko, uko ubushyuhe bwiyongera, vicosity igabanuka. Ariko, viscosity yayo yo hejuru ifite ingaruka zo hepfo kurenza methyl selile. Igisubizo cyacyo kirahagaze mugihe kibitswe mubushyuhe bwicyumba.
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. Amazi ya Caustic Soda namazi ntabwo afite ingaruka nke kubikorwa byayo, ariko alkali irashobora kwihutisha iseswa ryayo kandi ryongerera ubuyobe. HydroxyPropyl Methylcellse irahamye muminyuhuri isanzwe, ariko iyo kwibanda ku gisubizo cyumunyu hejuru, viscogity ya hydroxyPropyl methylcellse igisubizo gikunda kwiyongera.
. Nka Polyvinyl Inzoga, ibikatsi bya Ether, gum yimboga, nibindi
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2. Methylcellse (MC)
Ipamba itunganijwe ifitanye isano na Alkali, ether ether yakozwe binyuze mu buryo butandukanye bwo kubyitwaramo na chloride ya methane nkabakozi bahorera. Mubisanzwe, urwego rwo gusimburwa ni 1.6 ~ 2.0, kandi kwikebana nabyo bitandukanye nuburyo butandukanye bwo gusimburwa. Ni iya Not-ionic selile.
. Igisubizo cyacyo gihamye cyane murwego rwa PH = 3 ~ 12. Ifite neza hamwe nigitako, Guar gum, nibindi nibindi byinshi. Iyo ubushyuhe bugera ku bushyuhe bwa gelale, pelation ibaho.
. Mubisanzwe, niba amafaranga yongeyeho ari manini, igorofa ni nto, kandi viscometity nini, igipimo cyo kugumana amazi ni kinini. Muri bo, ingano yo kongenge ifite ingaruka zikomeye ku gipimo cyo kugumana amazi, kandi urwego rwa vicosity ntabwo ruringaniye mu rwego rwo kugabana amazi. Igipimo cyo gusebanya cyane cyane giterwa nurwego rwo guhindura hejuru yubuso bwa selire hamwe nibyiza. Muri erebire yavuzwe haruguru, Methyl selile na hydroxypropyl methyl Methyl ifite ibiciro byamazi menshi.
. Mubisanzwe, hejuru yubushyuhe, ihohoterwa rikabije. Niba ubushyuhe bwa minisiteri burenze 40 ° C, ugumana amazi ya methyl selile bizagabanuka cyane, bigira ingaruka zikomeye kubakwa kuri minisiteri.
. "Imyitozo" ikubiyemo imbaraga zifatika zumvaga hagati yigikoresho cyo gusabana nurukuta, ni ukuvuga ko kurwanya minisiteri. Kubungabunga ni byinshi, kurwanya imisiteri ari nini, kandi imbaraga zisabwa n'abakozi mu buryo bwo gukoresha nacyo ni kinini, kandi imikorere y'ubwubatsi ya minisiteri irakennye. Methyl Adherilose Ashesion ari kurwego ruciriritse mubicuruzwa bya selile.
3. Hydroxyyerlcellylcellse (Hec)
Ikozwe mu ipamba yatunganijwe yavuwe na Alkali, kandi yabyakiriye okiside okiside ya Ethyne nk'abakozi bahobera imbere ya Acetone. Urwego rwo gusimbuza ni 1.5 ~ 2.0. Ifite hydrofilire ikomeye kandi biroroshye gukuramo ubushuhe.
(1) Hydroxyyethyll selile irashonje mumazi akonje, ariko biragoye gusesa mumazi ashyushye. Igisubizo cyacyo kirahamye ku bushyuhe burebure nta na umwelle. Irashobora gukoreshwa igihe kirekire munsi yubushyuhe bwo hejuru muri minisiteri, ariko kugumana amazi biri hasi kurenza ibya methyl selile.
(2) Hydroxyyethyl selile irahamye aside rusange na alkali. Alkali irashobora kwihutisha iseswa ryayo kandi ryongerera ubuyobe. Gutagira nabi mumazi birababaje gato kurenza ibya Methyl Celllease na HydroxyPropyl Methyl Cellulose. .
(3) Hydroxyyethyl selile ifite imikorere myiza yo kurwanya minisiteri, ariko ifite igihe kirekire cyo kuditana.
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Akantu
Ibikatsi bya Strarch byakoreshwaga muri minisiteri bihindurwa kuva muri polmers karemano ya polysacchaside. Nk'ibirayi, ibigori, imyumbati, ibishyimbo by'urunda nibindi.
1.. Shyira ahanditse
Ibice bya Ether byahinduwe mu kiti, ibigori, imyumbati, n'ibindi byongeye kugumana amazi kurushaho kugumana na selile. Kubera urwego rutandukanye rwo guhindura, gushikama kuri aside na alkali biratandukanye. Ibicuruzwa bimwe bikwiranye no gukoreshwa muri minisiteri ishingiye ku bashanga, mu gihe abandi bashobora gukoreshwa mu mico ishingiye ku nyenga. Gushyira mu bikorwa ibinyamisoma ether muri minisiteri bikoreshwa cyane nkuwabyimbye wo kunoza imitungo yo kurwanya minisiteri, kugabanya imitungo ya minisiteri yo kurwanya minisiteri, kugabanya amashanyarazi ya minisiteri itose, hanyuma ugabanye igihe cyo gufungura.
Ibice byashizweho akenshi bikoreshwa hamwe na selile, kugirango imitungo nibyiza by'abi bicuruzwa byombi byuzuzanya. Kuva udusimba twibumbaho bihendutse cyane kuruta selile, gusaba ibikatsi bituma intu kuri minisiteri izazana kugabanuka kwinshi mubiciro bya mirtar.
2. Guar gum ether
Guar gum ether nubwoko bwakanda muburyo bwihariye, buhindurwa mubishyimbo bisanzwe. Ahanini nibyifuzo byahinduwe na gum na acrylic imikorere yimikorere ya acryroxylepyl itsinda ryimikorere rikora, rikaba ari imiterere ya Polygalackannose.
(1) Ugereranije na selile, Guar gum ether birashonje mumazi. Imitungo ya PH Guar evest ntabwo igira ingaruka.
. Ariko guhuzagurika, kurwanya sag, thixotropy nibindi biragaragara ko byateye imbere.
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. Ntabwo ifite ingaruka mbi mugihe cyo gushinga n'imbaraga za minisiteri ya Gypsum.
3. Yahinduye amazi yubuhanga-agumana ubumwe
Amazi agumana amazi yakozwe mu mabuye y'agaciro binyuze mu guhindura no kwiyongera yakoreshejwe mu Bushinwa. Amabuye y'agaciro nyamukuru akoreshwa mu gutegura ibibyimba by'amazi ni: Setolelite, Bentonite, Montnonite, Mantral, n'ibindi. Amabuye y'agaciro, n'ibindi. Ubu bwoko bwo kugumana amazi yakoresheje minisiteri ifite ibiranga ibi bikurikira.
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Kuvurekana polymed polymed ifu
Ifu yongeye kuvugurura ifu itunganijwe mugutera kwumye emulsion idasanzwe. Muburyo bwo gutunganya, gukingira Colloid, anti-Caking Agent, nibindi birahinduka inyongeramusaruro. Ifu ya Rubber yumye ni ibice bimwe na 80 ~ 100mm byateraniye hamwe. Ibi bice birashonje mumazi kandi bigire ibyo bihamye binini cyane kuruta ibice byimbere. Iyi mpapuro izakora film nyuma yo kubura umwuma no gukama. Iyi filime ntabwo ihuye nkikigereranyo cya firime rusange, kandi ntizisubirana iyo yujuje amazi. Gutandukana.
Ifu ya rubber irashobora kugabanywamo: styrene-Butadiene copolymer, muri teriyoko ya teceyone copolymer, etylene-acetate, na vinyl laurate, etc. Ingamba zitandukanye zo guhindura zituma ifu ya rubber zisubiramo zifite imiterere itandukanye nko kurwanya amazi, kurwanya alkali, kurwanya ikirere no guhinduka. Harimo vinyl laurate na silicone, ishobora gutuma ifu ya rubber ifite hydrophobity. Amashami ya Vinyl ya Vinyl ya Tertinate hamwe nagaciro gake tg kandi byoroshye guhinduka.
Iyo ubu bwoko bwa poweri ya reberi ikoreshwa kuri minisiteri, bose bafite ingaruka zo gutinza igihe cyateguwe, ariko ingaruka zitinda ni ntoya kuruta iz'ibiciro bitaziguye byimurwa mu buryo butaziguye. Mugereranije, styrene-Butadiene ifite ingaruka nini zidindiza, na Ethyle-vinyle acetate ifite ingaruka ntoya. Niba dosage ari nto cyane, ingaruka zo kuzamura imikorere ya minisiteri ntabwo bigaragara.
Kohereza Igihe: APR-03-2023