Kwiga ku buryo busanzwe bwo kwitegura - mirtar ivanze

Milling yabanje kuvangwa mbere irashobora kugabanywamo itose ivanze kandi yumye minisiteri ivanze ukurikije uburyo bwo kubyara. MIRONS ivanze yashizweho yongeyeho amazi yitwa Yofeje Milling Mortar, hamwe nuruvange rukomeye rwakozwe muguvanga ibikoresho byumye byitwa montari yumye. Hariho ibikoresho byinshi bigize uruhare mu mitima ivanze. Usibye ibikoresho bibi, bitera amabuye y'agaciro hamwe nubuhanga bushingiye kuri minereque, kugorekanwa bigomba kongerwaho kugirango bateze imbere plakiyeri, ihagarikwa ryamazi, guhuzagurika nibindi biranga. Hariho inyongeramusaruro nyinshi muri minisiteri yiteguye, zishobora kugabanywamo ether, ibinyamisoni birahagarara, ifu ya latex, bentonex, bentonite nibindi bivuye mubigize imiti. Irashobora kugabanywamo abakozi bashinzwe indege, stabilizer, fibre yanti-guhangayikishwa, umukozi wihuta, umukozi wihuta, umukozi ugabanya amazi, abatatanye nibindi. Iyi mpapuro isubiramo iterambere ryubushakashatsi bwibintu byinshi bikunze gukoreshwa muri minisiteri yiteguye.

1.1 Umukozi wikirere

Umukozi winjiza ikirere ni ubwoko bwintumwa ikora, ubwoko busanzwe bwa rosin resin, alkyl na alkyl amid sumid sumid. Molekile ishinga imizi hamwe n'amatsinda ya hydrophilic n'amatsinda ya hydrophobic, ubwo minisiteri yongeraho indege yindege, hamwe nitsinda ryikirere ryikirere hamwe nitsinda rito ryibintu, hamwe no gukwirakwiza imisozi mito ya sima, kugirango hatanuwe ishyari ryamazingo, kugirango hamenyekane neza kandi hagamijwe gutinza imitwe ya hydrophilic, hamwe no gukwirakwiza imihanda mito, kugirango hatanurwe nitsinda ryibice bya sima, kugirango hamenyekane neza kandi hagamijwe gutinza imitwe ya hydrophilic hamwe no gukwirakwiza imbuga za sima, kugirango hamenyekane neza kandi hagamijwe gutinza imitwe ya hydrophilic, kandi igatangwa neza mumatsinda ya sima, kugirango akemure mu buryo bwa sima, kugira ngo ateze amazi Guhagarika imikorere ya minisiteri, gabanya igihombo cyo gutakaza ubukene, amababi mato arashobora guhindagura uruhare icyarimwe, kunoza kuvoma no gutekereza kuri minisiteri.

Ibisubizo byerekana ko umukozi ushinzwe indege atangiza umubare munini wibituba bito muri minisiteri, bigabanya ibikorwa bya minisiteri, bigabanya ibikorwa bya minisiteri, bigabanya ibikorwa byo kuvoma no gutera ibintu bitera, kandi bigabanya ibintu bifatika. Kwiyongera kw'ibigo byinjira mu kirere bigabanya imbaraga za minile, kandi gutakaza imbaraga za tensile yiyongera hamwe no kwiyongera k'umushahara. Umukozi winjiza ikirere arashobora kunoza ubudakemu bwa mortar, 2h igihombo cyo gutakaza ibikoresho no kugabana amazi, kandi kunoza imikorere yo gutera no kuvoma ibikorwa byo gutera mashini. Ku rundi ruhande, bitera gutakaza imbaraga z'imiryango n'imbaraga zinguzanyo.

Ibisubizo byerekana ko utitaye ku ngaruka ya selile, ubwiyongere bw'umukozi wo mu kirere burashobora kugabanya ubunini bwa minisiteri yiteguye, ndetse n'ibirimo byo kugorwa no gucika intege no guhagarikwa bigabanuka. Iyo wize urutonde rwimikorere ya minisiteri ivanze na selile ya selile hamwe numukozi winjiza ikirere, urasangwa ko guhuza ikirere bifata umukozi na selile bigomba gusuzumwa nyuma yo kuvanga. Uburenganzira bwa Cellulose bushobora gutuma umuntu ananirwa mu kirere, kugira ngo igipimo cy'amazi kigabanuka.

Imikorere ya minisiteri iterwa no kuvanga ikirere ifata umukozi no kugabanuka kugabanuka. Wang Quanlei yasanze gusohora umukozi winjira mu kirere byongereye igipimo cya minikage ya mortar Iyo bombi bavanze, igipimo cya ministan cya minisiteri ntigihinduka byinshi, kandi ibihano byakanuka byongerewe.

1.2 Ifu ya latex

Ifu yoroheje ya latex nigice cyingenzi cyimyenda yumye yuyu munsi minisiteri yumye. Nibisanzwe-organic polymer polymer ikozwe muri elulsion ya polymer nubushyuhe bwinshi hamwe nigitutu kinini, bitera gukama, kuvura hejuru nibindi bikorwa. Roger yemera ko kugana ifu ya latex muri sima yongerwa muri CELemer ashobora gukora filime ya Polymer Imbere muri minisiteri, ishobora kunoza ubushobozi bwa sima bushobora kunanira indwara.

Ibisubizo byerekana ko ifu ya latex itoroshye irashobora kunoza uburyo bworoshye no gukomera kwibikoresho, kunoza imikorere ya minisiteri nshya, kandi ifite ingaruka zimwe zo kugabanya amazi. Ikipe ye yashakishije ingaruka zo gukiza imbaraga za minisiteri ya minisiteri kandi igera ku mwanzuro umwe nka Yoshihiko Ohama, ko ifu ya landx ishobora gutatanwa kugira ngo millite igaragare ahantu nyaburanga irwanya ubushyuhe n'ubukeshye. Wang Peiming na we yakoresheje XCT yo kwiga ingaruka zubwoko butandukanye bwibirori byahinduwe kuri minisiteri yahinduwe, kandi yizera ko minisiteri yahinduwe yahinduwe kurenza imitima nibisanzwe.

Ibisubizo byerekana ko iyo dosage ya reberi yahinduwe ni 1.0% ~ 1.5%, imiterere yicyiciro gitandukanye cyifu ya rubber iraringaniza. Nyuma yo kongeramo ifu ya latex muri sima, igiciro cya mbere cya sima cyabaye, ibice bya sima byapfunyitse na film ya polymer, kandi sima yakozweho neza, kandi imitungo ya sima imeze neza.

Binyuze mu bushakashatsi, harasanga ko ifu ya latex ivanze muri sima ikura kugira ngo igabanye amazi, kandi ifu ya latex na sima irashobora gukora imiterere yo kuzamura imbaraga za minisiteri, kandi ifu ya latex na sima irashobora gukora imiterere yo kuzamura imbaraga za minisiteri, kandi ifu ya latex irashobora gukora imiterere ya minisiteri, ikagabanya icyuho cya minisiteri, gabanya icyuho cya minisiteri, no kunoza imikorere ya minisiteri.

Mu bushakashatsi, igipimo cya sima gihamye-umucanga cyari 1: 2.5, guhuzagurika kwari (70 ± 5 ±, hamwe no kuvanga ifu ya rubber yatoranijwe nka 0-3% by'imisambu ya sima. Impinduka muri microscopique yimiterere ya minisiteri yahinduwe yasesenguwe na Sem. Ibisubizo byerekanaga ko hejuru yifu yo kuvanga ifu ya latex, film ya Polymer yakozwe hejuru yibicuruzwa byimikorere ya mortation, kandi ni byiza imikorere ya minisiteri yateye imbere.

Ubushakashatsi bwerekana ko nyuma yo kuvanga na sima, uduce twa polymer na sima ryashyizweho, bigize urwego rwuzuye rwo kunoza imiyoboro y'amagufwa, kugira ngo imikorere iteye ubwoba ibangamire.

1.3 Ifu

Imikorere yo kwinuba yijimye ni ukunoza imikorere yuzuye ya minisiteri, bigizwe nibikoresho bitandukanye byihangana, polyment organic, kubaga nibindi bikoresho byihariye. Ifu yuzuyemo ikubiyemo ifu ya latex, Bentonite, ifu ya minerval inorunga, ufite amazi menshi kuri molekile y'amazi yumubiri, ariko nayo ishobora kongera imitungo ya minisiteri. Cao Chun et al.] Yize ingaruka za HJ-C2 ubyibushye yifu kumitungo miremire ivanze yumye, kandi ibisubizo byerekanaga ko ifu yuzuye minisiteri ishingiye ku miri ya minisiteri ivanze, ariko yagira ingaruka nziza kurwego rwuburinganire bwa minisiteri. Ifu izwi cyane yizimijwe muburyo butandukanye bwibigizemo uruhare hamwe nibipimo byumubiri nubuhanisho, kuramba bivuye kuri minisiteri ivanze, byagabanije imbaraga zumubiri za miniki, zigabanya imbaraga zo kwiyongera kwa minisiteri, zigabanywa Cellulose Ether hamwe nibikoresho byamabuye y'agaciro bituma imbaraga zigenda zitera indwara ya minisiteri. Ibigize byose bifite ingaruka kumatura ya minisiteri yumye, kandi bigatuma agabanuka kwa mirtar kwiyongera. Wang Jun, nka Bentonite na Celie na Celise bishwe nyuma yimikorere yiteguye, kubijyanye na selile ishingiye kuri 10.05, bingana kuri iyi mirima yimbitse kuri 0.05, yijimye yifu yingirakamaro ku mikorere ya minisiteri. byiza.

1.4 Uburenganzira bwa Centre

Abashiraho selile bakomoka mu busobanuro bw'urukuta rw'ibihingwa na Ansen Anselme PAYONA MURI 1830. Yakozwe mugutwara selile mu giti n'ipamba hamwe na soda ya caustic hanyuma wongeraho abakozi bakurikiranye. Kuberako ether ubudodo ifite ifungwa ryiza, ingaruka zijimye, nyuma yo kongeramo ubugari bwa selile muri sima, irashobora kugira uruhare mugutezimbere imikorere ya minisiteri nshya. In cement-based materials, cellulose ether commonly used varieties include methyl cellulose ether (MC), hydroxyethyl cellulose ether (HEC), hydroxyethyl methyl cellulose ether (HEMC), hydroxypropyl methyl cellulose ether (HPMC), among which hydroxypropyl methyl cellulose ether and HydroxyEthyyl Methyl Selile nizo zikoreshwa cyane.

Biboneka ko hydroxypropyl methylcellse ether (HPMC) ifite uruhare runini mumazi, kugumana amazi n'imbaraga zamazi yo kwishyira hamwe. Ibisubizo byerekana ko ether ya selile ishobora kunoza cyane kugumana amazi, kugabanya guhuza minisiteri, no gukina ingaruka nziza zidindiza. Iyo ingano ya hydroxypropyl methyl methyl ether iri hagati ya 0.02% na 0.04%, imbaraga za minita zirashira. Ukurikije impinduka zibiri muri propyl methyl methyl methyl methyl Methyl Methyl Methyl Metherlie kumitungo yiteguye. Ibisubizo byerekana ko ether ya ether ifite ingaruka zo gukora imikoranire yo mu kirere kandi itezimbere imikorere ya minisiteri, kandi ugusuka amazi bigabanya urugero rwuburinganire bwa minisiteri no gukumira igihe cya minisiteri. Nibyiza kugena imikorere ya minisiteri. Ubushakashatsi bwasanze kandi ibikubiye muri selile bidakwiye kuba hejuru cyane, bizatera kwiyongera cyane mu bikubiye muri minisiteri, bikaviramo kugabanuka mu bucucike, imbaraga zo gutakaza imibereho. Zhan Zhenfeng et al. yize ingaruka za selile ether kumitungo ya minisiteri ibanziriza. Ubushakashatsi bwerekanye ko kwiyongera kwa selile byateje agaciro ko kugumana amazi, kandi hagaragaye ingaruka zo kugabanya amazi kuri minisiteri. Uburenganzira bwa Cellulose kandi bwagabanije ubucucike bwa minisiteri, igihe kirekire bugenda, kandi bugabanije imbaraga zoroheje kandi zitera. Cellulose Ether na Stamorrarndora ether ni ubwoko bubiri bwibikoresho bikunze gukoreshwa mumabanki. Ingaruka zibikoresho byabo birimo gushiramo minisiteri yumye kumiterere ya minisiteri yizwe. Ibisubizo byerekana ko ubushingwa bwabo bushobora kunoza cyane imbaraga za minite.

Intiti nyinshi zize ingaruka za selile zifata imbaraga za sima. Ariko, kubera ubudahangatu bwa selile hamwe nibipimo bitandukanye bya molecular hamwe nibipimo bitandukanye byahinduwe na sima yahinduwe kubutaka buratandukanye cyane. OU ZHIHUA TELLECHILOSE Ether yiganye nk'uruyobe no gutanga dosiye ku myitwarire mibi, imbaraga za selile, imbaraga zo kwiyongera zoroshye, imbaraga za selile, zongera imbaraga, kandi zongera gato inzira yo guhindura.

UMWANZURO 2

. Haracyariho isesengura ryinshi ku ngaruka zishingiye ku gipimo cya moleculation guhinduranya ibikoresho bishingiye ku byaro, Imbaraga zihuza ibikorwa hamwe na hydration.

.) Ubwoko butandukanye bwurukuta, urwego rukomeye rwubuso hamwe nigipimo cyo kwinjiza amazi bifite ibisabwa bitandukanye byimirire yiteguye. Ibihe bitandukanye, ubushyuhe, umuvuduko wumuyaga, imbaraga zimashini zakoreshejwe nuburyo bwo gukora bigira ingaruka muburyo bwo gukoresha ingaruka za minisiteri yiteguye. Kugirango ugere ku ngaruka nziza muri Engineering, minisiteri yiteguye igomba kuba igishushanyo gitandukanye kandi kigasuzuma byimazeyo ibisabwa byimiterere yumurongo wa laboratoine, kugirango ugenzure neza.