Focus on Cellulose ethers

Inzira hamwe nuburyo bushya bwa gypsum ya marimari

Gukoresha minisiteri nk'ibikoresho byo kubika mu bwubatsi birashobora kunoza imikorere yo gukingira urukuta rwo hanze, kugabanya ubushyuhe bwo mu nzu, no kwirinda ubushyuhe butaringaniye mu bakoresha, bityo bukaba bwarakoreshejwe cyane mu kubaka inyubako. Byongeye kandi, ibiciro byibi bikoresho ni bike, bizigama ikiguzi cyumushinga, kandi bifite ubushyuhe bwinshi hamwe nubushyuhe.

A. Guhitamo ibikoresho n'ibikorwa

1. Vitrified microbead yoroheje yoroheje
Ikintu cyingenzi mubintu bya minisiteri ni mikorobe ya vitrifike, ikoreshwa cyane mubikoresho byo kubika amashyuza mubwubatsi bwa kijyambere kandi bifite imiterere myiza yubushyuhe. Ikozwe cyane cyane mubirahuri bya acide binyuze mubuhanga buhanitse.

Uhereye hejuru ya minisiteri, ibice byo gukwirakwiza ibintu ntibisanzwe cyane, nkumwobo ufite ibyobo byinshi. Ariko, mugihe cyubwubatsi, imiterere yibi bikoresho mubyukuri iroroshye, kandi ifite kashe nziza kurukuta. Ibikoresho biroroshye cyane, bifite ubushyuhe bwiza, kandi bifite ibimenyetso biranga ubushyuhe bwinshi kandi birwanya kwambara.

Muri rusange, ubushyuhe bwumuriro wa mikorobe ya vitrifike ni ikintu kigaragara, cyane cyane ubushyuhe bwumuriro bwubuso ni bwo bukomeye, kandi kurwanya ubushyuhe nabyo ni byinshi cyane. Kubwibyo, mugihe cyo gukoresha mikorobe zifite vitamine, abubatsi bagomba kugenzura intera nubuso buri hagati yingingo zose kugirango bamenye imikorere yubushyuhe bwumuriro hamwe nubushuhe bwumuriro wibikoresho byumuriro.

B. Amashanyarazi
Gypsumu yimiti nikindi kintu cyingenzi kigize minisiteri. Irashobora kandi kwitwa gypsum yo kugarura inganda. Igizwe ahanini na calcium sulfate isigara yimyanda, bityo umusaruro wayo uroroshye cyane, kandi irashobora kumenya gukoresha neza umutungo no kuzigama ingufu.

Iterambere ry’ubukungu, inganda nyinshi zisohora imyanda ihumanya n’umwanda buri munsi, nka gypsumu yanduye nka fosifogi. Iyo myanda imaze kwinjira mu kirere, bizatera umwanda kandi bigira ingaruka ku buzima bwabantu. Kubwibyo, gypsumu yimiti irashobora kuvugwa ko ari isoko yingufu zishobora kubaho, kandi ikanamenya gukoresha imyanda.

Dukurikije imibare itandukanye y’umwanda, fosifogi ni ibintu byangiza cyane. Niba uruganda rudasohora fosifogi rimwe, bizatera umwanda mwinshi kubidukikije. Nyamara, iyi ngingo irashobora kuba isoko nyamukuru ya gypsumu yimiti. Ikintu. Binyuze mu gusuzuma no kubura umwuma wa fosifogi, abashakashatsi barangije inzira yo guhindura imyanda ubutunzi maze bakora gypsumu yimiti.

Gypsum ya Desulfurisation irashobora kandi kwitwa gluque ya flue gas desulfurisation, nigicuruzwa cyinganda cyakozwe binyuze mumashanyarazi no gutunganya, kandi ibiyigize ahanini ni bimwe na gypsumu karemano. Amazi yubusa ya gypsumu yanduye muri rusange ni hejuru cyane, akaba aruta kure cyane ya gypsumu karemano, kandi ubufatanye bwayo burakomeye. Ibibazo byinshi nabyo bikunze kugaragara mugihe cyose cyibikorwa. Kubwibyo, uburyo bwo kubyara gypsumu ntibushobora kuba nkibya gypsumu karemano. Birakenewe gufata uburyo bwihariye bwo kumisha kugirango ugabanye ubuhehere. Ihingurwa no kuyisuzuma no kubara ku bushyuhe runaka. Gusa muri ubu buryo irashobora kuba yujuje ubuziranenge bwigihugu kandi ikuzuza ibisabwa mu iyubakwa ry’umuriro.

C. Kwivanga
Gutegura imiti ya gypsumu yimiti igomba gukoresha kubaka gypsumu yimiti nkibikoresho byingenzi. Vitrified microbead ikozwe muburyo bworoshye. Abashakashatsi bahinduye imitungo babinyujije mu guhuza imishinga yo kubaka.

Mugihe cyo gutegura minisiteri yubushyuhe bwumuriro, abubatsi bagomba kwitondera ibiranga gypsumu yimiti yubaka, nkubwiza nubunini bwamazi menshi, bagahitamo ibivanze mubuhanga kandi bushyize mu gaciro.

1. Gushyira hamwe

Ukurikije ibisabwa byubwubatsi bwibicuruzwa bya gypsumu, igihe cyakazi nikimenyetso cyingenzi cyerekana imikorere yacyo, kandi ingamba nyamukuru yo kongera igihe cyakazi ni ukongera retarder. Ubusanzwe gypsum retarders irimo fosifate ya alkaline, citrate, tartrate, nibindi. Nubwo aba retarders bafite ingaruka nziza zo kudindiza, bizanagira ingaruka kumbaraga zikomoka kuri gypsumu. Retarder ikoreshwa muri chimique gypsum yumuriro wa minisiteri ni retarder igizwe, ishobora kugabanya neza imbaraga za gypsumu ya hemihydrate, ikagabanya umuvuduko wogukora mikorobe, kandi ikadindiza inzira yo korohereza. Ingaruka yo kudindiza iragaragara nta gutakaza imbaraga.

2. Kubika amazi

Kugirango tunoze imikorere ya minisiteri, kunoza gufata neza amazi, gutemba no kurwanya sag, mubisanzwe birakenewe kongeramo selile. Gukoresha methyl hydroxyethyl selulose ether birashobora kugira uruhare runini rwo gufata amazi no kubyimba, cyane cyane mubwubatsi.

3. Ifu isubirwamo ifu ya latex

Kugirango tunoze ubumwe, guhuza no gufatira minisiteri kuri substrate, ifu ya redxersible latx igomba gukoreshwa nkumuvange. Ifu ya redispersible latex nifu ya porojeri ya termoplastique iboneka mugukama spray hanyuma igatunganyirizwa hamwe na emulioni ya polymer ndende. Polimeri ivanze na minisiteri nicyiciro gikomeza, gishobora kubuza neza cyangwa gutinza ibisekuruza niterambere ryimyanya. Mubisanzwe, imbaraga zo guhuza za minisiteri zigerwaho nihame ryo gufunga imashini, ni ukuvuga ko igenda ikomera buhoro buhoro mu cyuho cyibikoresho fatizo; guhuza polymers biterwa cyane na adsorption no gukwirakwiza macromolecules hejuru yubusabane, hamwe na methyl Hydroxyethyl selulose ether ikorana kugirango yinjire hejuru yubutaka bwibanze, bigatuma ubuso bwibintu fatizo nubuso bwa minisiteri. funga imikorere, bityo utezimbere adsorption hagati yabo no kunoza imikorere yimikorere.

4. Fibre fibre

Lignocellulosic fibre nibikoresho bisanzwe bikurura amazi ariko ntibishonga. Imikorere yacyo iri muburyo bworoshye kandi imiterere y'urusobekerane rwibice bitatu byakozwe nyuma yo kuvanga nibindi bikoresho, bishobora kugabanya intege nke zo kugabanuka kwa minisiteri mugihe cyo kumisha minisiteri, bityo bikazamura imbaraga zo guhangana na minisiteri. Byongeye kandi, imiterere-yimiterere yimiterere itatu irashobora gufunga amazi inshuro 2-6 uburemere bwayo hagati, ifite ingaruka zimwe zo gufata amazi; icyarimwe, ifite thixotropy nziza, kandi imiterere izahinduka mugihe imbaraga zo hanze zashyizwe mubikorwa (nko gusiba no gukurura). Kandi itunganijwe mu cyerekezo cyo kugenda, amazi ararekurwa, ubwiza bugabanuka, imikorere ikanozwa, kandi imikorere yubwubatsi irashobora kunozwa. Ibizamini byagaragaje ko uburebure buke kandi buringaniye bwa fibre ya lignin ikwiye.

5. Uzuza

Gukoresha karisiyumu iremereye ya karubone (calcium iremereye) irashobora guhindura imikorere ya minisiteri no kugabanya igiciro.

6. Igipimo cyo kwitegura

Ubwubatsi bwa gypsumu yubaka: 80% kugeza 86%;

Gusubira inyuma: 0.2% kugeza 5%;

Methyl hydroxyethyl selulose ether: 0.2% kugeza 0.5%;

Ifu ya redispersible latex: 2% kugeza 6%;

Fibre ya Lignin: 0.3% kugeza 0.5%;

Kalisiyumu iremereye: 11% kugeza 13,6%;

Ikigereranyo cyo kuvanga minisiteri ni reberi: amasaro ya vitrified = 2: 1 ~ 1.1.

7. Inzira yo kubaka

1) Sukura urukuta rw'ibanze.

2) Hindura urukuta.

3) Manika umurongo uhagaritse, kare, na elastike yububiko bugenzura.

4) Koresha umukozi wa interineti.

5) Kora udutsima twinshi nuduseke dusanzwe.

6) Koresha imiti ya gypsumu vitrified yamashanyarazi.

7) Kwemera urwego rushyushye.

8) Koresha gypsum anti-cracking mortar, hanyuma ukande mumyenda ya fibre mesh irwanya alkali icyarimwe.

9) Nyuma yo kwemerwa, shyira hejuru yubutaka hamwe na plaster.

10) Gusya no guhitamo.

11) Kwakira.

8. Umwanzuro

Mu ncamake, minisiteri yubushyuhe yumuriro nimwe mubikoresho byingenzi byokoresha ubushyuhe bwubwubatsi. Ifite ubushyuhe bwiza hamwe nubushyuhe bwumuriro, bushobora kugabanya igiciro cyubwubatsi bwubwubatsi no kumenya kuzigama ingufu no kurengera ibidukikije mubwubatsi.

Hamwe niterambere ryiterambere ryumuryango, mugihe cya vuba, abashakashatsi mugihugu cyacu bazatezimbere rwose ibikoresho byiza kandi byangiza ibidukikije.


Igihe cyo kohereza: Werurwe-24-2023
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