MHEC amagwiritsidwa ntchito pomanga

1 mawu oyamba

Cellulose ether MHEC mukumangaMakampani opanga zida zomangira ali ndi ntchito zosiyanasiyana, zambiri, zitha kugwiritsidwa ntchito ngati retarder, posungira madzi, thickener ndi zomatira.Cellulose ether MHEC imagwira ntchito yofunika kwambiri pamatope osakanikirana owuma, matope otsekemera akunja, matope odziyika okha, matope a ceramic matailosi, ma putty amphamvu kwambiri, anti-crack wamkati ndi kunja kwa khoma putty, matope osakanizika amadzi, pulasitala, pulasitala, chosungira komanso zida zina.Cellulose ether MHEC imakhudza kwambiri kusungidwa kwa madzi, kufunikira kwa madzi, kumamatira, kuchedwetsa ndi kumanga dongosolo lamatope.

Pali mitundu yosiyanasiyana komanso mawonekedwe aCellulose ether MHEC, Cellulose etherzomwe zimagwiritsidwa ntchito popanga zida zomangira kuphatikiza HEC,MHEC, CMC, PAC,Mtengo wa MHPC ndi zina zotero, molingana ndi mawonekedwe awo omwe amagwiritsidwa ntchito m'machitidwe osiyanasiyana amatope.Anthu ena aphunzira chikoka cha mitundu yosiyanasiyana ndi mlingo wosiyana waCellulose ether MHEC pa matope a simenti.Mu pepala, momwe kusankha mitundu yosiyanasiyana ndi specificationsCellulose ether MHEC muzinthu zosiyanasiyana zamatope zimakambidwa.

2 Cellulose ether MHEC mu mawonekedwe a matope a simenti

Monga chosakaniza chofunikira mumatope owuma,Cellulose ether MHEC ali ndi ntchito zambiri mumatope.Cellulose ether MHEC mu matope simenti ndi udindo wofunika kwambiri posungira madzi ndi thickening, kuwonjezera, chifukwa cha mogwirizana ndi dongosolo simenti, adzakhalanso ndi gawo wothandiza wa mpweya kupatsidwa ulemu, kuchedwa, kusintha amakokedwe omangira mphamvu.

Katundu wofunikira kwambiri waCellulose ether MHEC mumatope ndi kusunga madzi.Cellulose ether MHEC monga admixture yofunika pafupifupi mankhwala matope, ntchito yaikulu ya madzi posungira.Nthawi zambiri, madzi posungiraCellulose ether MHEC zimagwirizana ndi mamasukidwe ake akayendedwe, mlingo ndi tinthu kukula.

Cellulose ether MHEC monga thickener, thickening zotsatira zake zokhudzana ndi mlingo wa etherification waCellulose ether MHEC, tinthu kukula, mamasukidwe akayendedwe ndi digiri ya kusinthidwa.Ambiri, apamwamba mlingo wa etherification ndi mamasukidwe akayendedwe aCellulose ether MHEC, tinthu tating'onoting'ono, m'pamenenso zimawonekera kwambiri.Pokonza pamwamba makhalidwe aMHEC, matope amatha kukwaniritsa ntchito yoyenera yotsutsa-vertical flow and viscosity yabwino kwambiri.

In Cellulose ether MHEC, kuyambitsidwa kwa gulu la alkyl kumachepetsa mphamvu yamadzi amadzimadzi okhalaCellulose ether MHEC, ndicholinga chotiCellulose ether MHEC imakhala ndi mphamvu yopangira matope a simenti.Chifukwa cha zotsatira za mpira wa thovu, ntchito yomanga matope imakhala bwino, ndipo kuchuluka kwa matope kumawonjezeka ndi kuyambitsa thovu.Inde, mpweya uyenera kuyendetsedwa.Kuchuluka kwa mpweya kumakhala ndi zotsatira zoipa pa mphamvu ya matope, chifukwa ming'oma yovulaza ikhoza kuyambitsidwa.

2.1Cellulose ether MHEC zidzachedwetsa ndondomeko ya hydration ya simenti, motero kuchepetsa kuyika ndi kuumitsa ndondomeko ya simenti, ndipo mofanana ndi kutalikitsa nthawi yotsegulira matope, koma izi zimakhala zotsutsana ndi matope m'madera ozizira kwambiri.PosankhaCellulose ether MHEC, ziyenera kukhazikitsidwa pazochitika zenizeni za kusankha kwazinthu zoyenera.Kuchepetsa zotsatira zaCellulose ether MHEC imatalikitsidwa makamaka ndi kuwongolera kwa digiri yake ya etherification, digirii yosintha komanso kukhuthala.

Kuphatikiza apo,Cellulose ether MHEC monga polima unyolo wautali unyolo, pambuyo kujowina dongosolo simenti, pansi pa mfundo kusunga mokwanira chinyezi slurry, akhoza kusintha ntchito chomangira ndi gawo lapansi.

2.2 Makhalidwe aCellulose ether MHEC mu matope makamaka monga: kusunga madzi, thickening, kutalikitsa nthawi yoika, mpweya permeability ndi kupititsa patsogolo kumakoka kugwirizana mphamvu, etc.MHEC palokha, ndiko, mamasukidwe akayendedwe, bata, yogwira chigawo okhutira (kuchuluka anawonjezera), etherification m'malo digiri ndi yunifolomu, digiri kusinthidwa ndi zoipa zinthu zili, etc. Choncho, posankha waMHEC, Cellulose ether MHEC ndi makhalidwe ake angapereke ntchito yoyenera ayenera kusankhidwa molingana ndi zofunika zenizeni matope mankhwala enaake ntchito.

3. Makhalidwe aCellulose ether MHEC

Nthawi zambiri, malangizo mankhwala operekedwa ndiCellulose ether MHEC opanga adzakhala ndi zizindikiro zotsatirazi: maonekedwe, mamasukidwe akayendedwe, gulu m'malo digiri, fineness, zinthu zothandiza (kuyera), chinyezi, munda analimbikitsa ndi mlingo.Zizindikiro za magwiridwe antchito izi zitha kuwonetsa gawo la gawo laCellulose ether MHEC, koma poyerekezera ndi kusankha kwaCellulose ether MHEC, ikuyeneranso kuyang'ana kapangidwe kake ka mankhwala, kuchuluka kwa kusintha kwake, kuchuluka kwa etherification, zomwe zili mu NaCl, mtengo wa DS ndi zina.

TenganiKimacell MHECndi MH60M mankhwala specifications mwachitsanzo.Choyamba, MH ikuwonetsa kuti kapangidwe kake ndi methyl hydroxyethylCellulose ether MHEC, mamasukidwe akayendedwe (Hoppler njira kutsimikiza) ndi 60000 Mpa.s, .Kuphatikiza apo, kuwonjezera pa kufotokozera za mawonekedwe azinthu, kukhuthala, kukula kwa tinthu, pali zizindikiro zotsatirazi: methyl hydroxyethylCellulose ether MHEC, pambuyo pa kusinthidwa kwa digiri yochepa;Digiri yapakati ya etherification;Chinyezi cha 6% kapena kuchepera;NaCl zili 1.5% kapena zochepa;Zokwanira zazinthu> 92.5%, kachulukidwe kotayirira 300 g/L ndi zina zotero.

3.1Cellulose ether MHEC mamasukidwe akayendedwe

The mamasukidwe akayendedwe aCellulose ether MHEC imakhudza kasungidwe ka madzi, makulidwe, kuchedwetsa ndi zina, chifukwa chake ndi chizindikiro chofunikira pakuwunika ndi kusankha kwa madzi.Cellulose ether MHEC.

Asanakambirane mamasukidwe akayendedwe aCellulose ether MHEC, tisaiwale kuti pali njira zinayi zomwe zimagwiritsidwa ntchito poyesa makatoni aCellulose ether MHEC: Brookfield, Hakke, Hoppler ndi njira yozungulira viscometer.Zida, ndende ya yankho ndi malo oyesera omwe amagwiritsidwa ntchito ndi njira zinayi ndizosiyana, kotero zotsatira za zomwezoMHEC njira anayesedwa ndi njira zinayi komanso zosiyanasiyana.Ngakhale yankho lomwelo, pogwiritsa ntchito njira yomweyo, pansi pazikhalidwe zosiyanasiyana zachilengedwe, kukhuthala

Zotsatira zake zinalinso zosiyanasiyana.Choncho, pofotokoza mamasukidwe akayendedwe aCellulose ether MHEC, m'pofunika kusonyeza mtundu wa njira kuyesa, ndende yankho, rotor, liwiro, kutentha ndi chinyezi kuyezetsa ndi zina zachilengedwe nthawi yomweyo, kukhuthala mtengo ndi ofunika.Ingonenani, “Kukhuthala kwa winawake ndi chiyani?MHEC?”

Sizomveka.

TenganiKimacell MHEC Mtengo wa MH100M mwachitsanzo.Zikufotokozedwa mu bukhu la mankhwala kuti "mtengo wa viscosity womwe umatsimikiziridwa ndi njira ya Hoppler ndi 100000 Mpa.s".Monga chofananira, mafotokozedwewo amaperekanso kuti "Brookfield RV, 20 RPM, 1.0 %, 20℃, 20°GH, mtengo wa viscosity woyesedwa ndi 4100 ~ 5500 Mpa.s”.

3.2 Kukhazikika kwazinthu zaCellulose ether MHEC

Cellulose ether MHEC amadziwika kuti amatha kukokoloka ndi cellulose mildew.Nkhungu mu kukokoloka kwaCellulose ether MHEC, kuukira koyamba si etherizedCellulose ether MHEC Glucose unit, ngati tcheni chowongoka, gawo la shuga likangowonongeka, unyolo wonse wama cell umachotsedwa, kukhuthala kwa chinthucho kumatsika kwambiri.Glucose unit ikapangidwa etherified, nkhungu sizovuta kuwononga unyolo wa maselo, chifukwa chake, kuchuluka kwa etherification substitution degree (DS value) kumakwera kwambiri.Cellulose ether MHEC, kukhazikika kwake kudzakhala kokwezeka.

KutengaKimacell MHEC Mtengo wa MH100M Mwachitsanzo, katchulidwe kazinthu kakuwonetsetsa kuti mtengo wa DS ndi 1.70 (wosungunuka m'madzi).MHEC, mtengo wa DS ndi wocheperapo 2), zomwe zimasonyeza kuti katunduyo ali ndi kukhazikika kwa mankhwala.

3.3 Yogwira chigawo zili zaCellulose ether MHEC

The apamwamba zili yogwira zigawo zikuluzikulu muCellulose ether MHEC, mtengo wamtengo wapatali wa mankhwalawo umakhala wokwera kwambiri, kuti ukhale ndi zotsatira zabwino pansi pa mlingo womwewo.The ogwira chigawo chaCellulose ether MHEC is Cellulose ether MHEC molekyulu, amene ndi organic mankhwala, kotero pofufuza ogwira mankhwala ziliCellulose ether MHEC, ikhoza kuwonetsedwa mosagwirizana ndi mtengo wa phulusa pambuyo pa calcination.Kawirikawiri, mtengo wapamwamba wa phulusa umagwirizanitsidwa ndi chinthu chochepa chothandiza.M'mafotokozedwe azinthu zaKimacell MHEC, yogwira pophika mankhwala wamba ndi pamwamba 92%.

3.4 zomwe zili mu NaCl muCellulose ether MHEC

NaCl ndi chinthu chosapeŵeka popangaCellulose ether MHEC, yomwe nthawi zambiri imafunika kuchotsedwa pochapa kangapo.Nthawi zambiri zochapira, zotsalira za NaCl zimachepa.NaCl imadziwika kuti ndi yovulaza ku zowonongeka kwazitsulo zazitsulo ndi waya wa waya, ndi zina zotero. Choncho, ngakhale kutsuka mobwerezabwereza kwa NaCl kungapangitse mtengo wa kuchimbudzi,MHEC Zogulitsa zomwe zili ndi NaCl zochepa ziyenera kusankhidwa momwe zingathere.Zomwe zili mu NaClKimacell MHEC Zogulitsa nthawi zambiri zimayendetsedwa pansi pa 1.5%, zomwe zimakhala ndi NaCl yochepa.

4. Mfundo yosankhaCellulose ether MHEC zamitundu yosiyanasiyana yamatope

Pa nthawi yogwiritsira ntchito matopeCellulose ether MHEC, choyamba chiyenera kutengera kufotokozera kwa bukhu la mankhwala, kusankha zizindikiro zawo zogwirira ntchito, monga viscosity, etherification substitution degree, zinthu zothandiza, NaCl content etc.)Cellulose ether MHEC malingana ndi zinthu zopangira matope a konkire ndi zofunikira zogwirira ntchito, ntchito yophatikizika yosankhidwa imakwaniritsa zofunikira zamitundu yapamwamba kwambiriMHEC.

Malinga ndi zofunikira zofananira zamitundu yosiyanasiyana yamatope, zotsatirazi zikuwonetsa mfundo zofananira zosankha zoyeneraMHEC.

4.1 Dongosolo lopaka pulasitala

Tengani woonda pulasitala dongosolo la pulasitala matope mwachitsanzo, chifukwa pulasitala matope mwachindunji kukhudzana ndi chilengedwe, pamwamba madzi imfa ndi mofulumira, kotero pamafunika mkulu madzi posungira mlingo.Makamaka pomanga chilimwe, matope amafunika kuti azitha kusunga chinyezi pa kutentha kwakukulu.MHEC ndi mlingo mkulu posungira madzi chofunika kusankhidwa, amene akhoza kuganiziridwa bwinobwino kuchokera mbali zitatu: mamasukidwe akayendedwe, tinthu kukula ndi kuchuluka kuwonjezera.Nthawi zambiri,MHEC ndi mamasukidwe apamwamba ayenera kusankhidwa pansi pa zikhalidwe zomwezo, ndipo mamasukidwe akayendedwe sayenera kukhala okwera kwambiri poganizira zofunikira zomanga.Chifukwa chake, aMHEC ayenera kusankhidwa ndi mlingo wapamwamba posungira madzi ndi otsika mamasukidwe akayendedwe.Kimacell MHEC mankhwala, MH60M ndi ena akhoza akulimbikitsidwa kachitidwe woonda pulasitala mgwirizano.

4.2 Simenti yopaka pulasitala matope

Plastering matope amafuna zabwino chifanane matope, pulasitala ndi zosavuta wogawana TACHIMATA, ndipo kumafuna zabwino ofukula otaya kukana, kutulutsa mphamvu ndi fluidity ndi workability ndi mkulu.Chifukwa chake,MHEC ndi mamasukidwe otsika komanso kufalikira mwachangu komanso kusasinthika (tinthu tating'onoting'ono) mumatope a simenti amasankhidwa, mongaKimacellndi MH60M ndi MH100M amalimbikitsidwa.

4.3 Tilezomatira

Pomanga matailosi a ceramiczomatira, pofuna kuonetsetsa kuti chitetezo ndi chitetezo, ndizofunikira makamaka kuti nthawi yotsegulira matope ndi yaitali, ntchito yotsutsa-slide imakhala yabwino, ndipo pali mgwirizano wabwino pakati pa zinthu zoyambira ndi matayala a ceramic.Chifukwa chake, zomatira za ceramic ndizokwera kwambiriMHEC chofunika.NdipoMHEC mu matailosi a ceramic guluu nthawi zambiri amakhala ndi mlingo wochuluka.PosankhaMHEC, kukwaniritsa zofunikira za nthawi yayitali yotsegulira,MHEC palokha ayenera kukhala ndi mlingo mkulu madzi posungira, amene amafuna kukhuthala koyenera, kuwonjezera kuchuluka ndi tinthu kukula.Kuti mukwaniritse ntchito yabwino yolimbana ndi kutsetsereka,MHEC's good thickening effect imafunika kuti matope aziyenda mwamphamvu.The thickening ali ndi zofunika zina pa mamasukidwe akayendedwe, digiri etherification ndi tinthu kukula.Chifukwa chake,MHEC zomwe ziyenera kuganiziridwa ziyenera kukwaniritsa zofunikira za viscosity, digiri ya etherification ndi kukula kwa tinthu nthawi yomweyo.Ndi bwino ntchitoKimacell MHECMtengo wa MH100Mndi MH60M ndi MH100MS, etc. (Mlingo wosungira madzi wa kuchotsa vacuum ndi kusefera kwayesedwa kukhala pamwamba pa 95%).

Kuti mupewe kutsetsereka kwa glue, pamafunikaMHEC ndi ntchito yabwino kwambiri yolimbana ndi vertical flow kuti ikulitsidwe, kuti isinthe kwambiriMHEC akhoza kusankhidwa.Mwachitsanzo,MHECMH100M of Kimacell akhoza kulangizidwa (chinthuchi chasinthidwa kwambiri).

4.4 Mtondo wodziyimira pawokha

Mtondo wodziyimira pawokha uli ndi zofunika kwambiri pakuwongolera magwiridwe antchito, chifukwa chake ndiyenera kusankhaCellulose ether MHEC mankhwala ndi otsika mamasukidwe akayendedwe.Chifukwa kudziwongolera kumafuna matope osakanikirana kuti azitha kukhazikika pansi, pamafunika madzi ndi kupopera, kotero kuti chiŵerengero cha madzi ndi chachikulu.Pofuna kupewa magazi,MHEC chofunika kulamulira madzi kasungidwe pamwamba ndi kupereka mamasukidwe akayendedwe kuteteza mpweya.H300P2 ndi H20P2 yaKimacell amalimbikitsidwa.

4.5 Kuyika matope

Chifukwa cha kukhudzana mwachindunji ndi miyala pamwamba, matope matope zambiri wandiweyani wosanjikiza yomanga, amafuna matope kukhala mkulu workability ndi kusungirako madzi, komanso kuonetsetsa mphamvu yomanga ndi zomangamanga, kukonza zomangamanga, kusintha dzuwa.Choncho, kusankha kwaMHEC amayenera kuthandizira matope kuti apititse patsogolo ntchito zomwe zili pamwambapa,Cellulose ether MHEC mamasukidwe akayendedwe si okwera kwambiri, pali kuchuluka kwa madzi posungira, tikulimbikitsidwa kugwiritsa ntchitoMHECMH100Mndi MH60Mmh6,M, ndi zina..

4.6 Thermal insulation slurry

Thermal insulation slurry imagwiritsidwa ntchito pamanja.Chifukwa chake, aMHEC zosankhidwa zimafunika kuti matope amamangidwe bwino, azitha kugwira bwino ntchito komanso kusunga bwino madzi, komansoMHEC ayenera kukhala ndi makhalidwe a mkulu mamasukidwe akayendedwe ndi mkulu mpweya entraining.Poganizira zomwe zili pamwambazi, tikulimbikitsidwa kugwiritsa ntchitoKimacellMtengo wa MH100Mndi MH60M ndi mankhwala ena ndi mlingo mkulu madzi posungira, mkulu mamasukidwe akayendedwe ndi wabwino mpweya entraining ntchito.

5 mapeto

Cellulose ether MHEC mumatope a simenti ndi gawo la kusunga madzi, kukhuthala, kulowetsa mpweya, kuchedwetsa ndi kupititsa patsogolo mphamvu zomangira zomangira..