Focus on Cellulose ethers

Redispersible latex hmoov

Redispersible latex hmoov yog cov hmoov ua tom qab txau-qhuav ntawm ib qho tshwj xeeb emulsion. Nws yog copolymer ntawm ethylene thiab vinyl acetate. Vim nws muaj peev xwm sib txuas siab thiab cov khoom tshwj xeeb, xws li: dej tsis kam, kev tsim kho thiab rwb thaiv tsev thermal, thiab lwm yam, yog li nws muaj ntau yam kev siv. Nws muaj zoo redispersibility, thiab nws redisperses rau hauv ib qho emulsion thaum nws sib cuag nrog dej, thiab nws cov tshuaj muaj pes tsawg leeg yog raws nraim tib yam li thawj emulsion. Tom qab sib tov nrog dej nyob rau hauv mortar (putty), Emulsify thiab disperse nrog dej kom rov tsim ib tug ruaj khov polymer emulsion. Tom qab redispersible latex hmoov yog dispersed nyob rau hauv dej, cov dej evaporates thiab tsim ib tug polymer zaj duab xis nyob rau hauv lub qhuav mortar los txhim kho cov khoom ntawm mortar.

lub luag haujlwm tseem ceeb:

1. Txhim kho qhov adhesion thiab mechanical zog ntawm putty. Redispersible latex hmoov tuaj yeem hloov pauv sai sai rau hauv emulsion tom qab sib cuag nrog dej, thiab muaj cov khoom zoo ib yam li thawj emulsion, uas yog, zaj duab xis tuaj yeem tsim tom qab dej evaporates. Cov yeeb yaj kiab no muaj qhov hloov tau yooj yim, huab cua tsis kam thiab ua haujlwm rau ntau yam High adhesion rau substrates.

2. Txhim kho lub cohesion ntawm putty, zoo heev alkali tsis kam thiab hnav tsis kam, thiab txhim khu lub zog flexural.

3. Txhim kho cov dej tsis kam thiab impermeability ntawm putty.

4. Txhim kho cov dej tuav ntawm putty thiab nce lub sijhawm qhib.

5. Txhim kho qhov cuam tshuam tsis kam ntawm putty thiab txhim khu lub durability ntawm putty.

 

Cov kev tsis zoo thiab txoj kev kho mob ntawm putty hmoov

1. Ua rau chromatic aberration:

1. Cov hmoov putty nws tus kheej yog cov khoom tiav ib nrab, thiab qhov tsis ruaj khov ntawm cov khoom siv raw yog ib qho laj thawj tseem ceeb rau cov xim sib txawv. Vim hais tias cov ntxhia hmoov mined nyob rau hauv lub mining cheeb tsam yuav muaj ntau yam zoo vim hais tias ntawm txawv cheeb tsam, yog hais tias koj tsis them sai sai mus rau lub deployment, yuav muaj ib tug sib txawv batch ntawm cov xim sib txawv.

2. Vim hais tias tus neeg muag khoom siv txoj kev "sau tus lej" los sib tov thiab xa cov khoom siv qis qis, vim tias cov khoom yuav khoom loj, nws tsis tuaj yeem txheeb xyuas ib qho los ntawm ib qho, ua rau tus neeg "ntses hla dhau. lub net" sib xyaw ua ke hauv kev tsim khoom, ua rau cov xim sib txawv ntawm tus kheej.

3. Cov xim sib txawv tshwm sim los ntawm kev sib xyaw cov qib sib txawv ntawm cov khoom siv raw ua ke vim yog cov neeg ua haujlwm tsim khoom yuam kev lossis cov xim sib txawv los ntawm scraping ntau hom khoom ntawm tib phab ntsa.

Txoj kev:

1. 2. Cov xim sib txawv feem ntau tsis muaj teeb meem ntawm cov qauv, yog li tsis muaj teeb meem zoo. Yog hais tias cov phab ntsa saum npoo yuav tsum tau pleev xim rau feem ntau yuav tsum tau them nrog ib tug xim zaj duab xis, nws yuav tsis cuam tshuam rau tag nrho cov zoo nkauj nyhuv. Piv txwv li, nws yog feem ntau scraped rau ob los yog peb lub tsho tiv no tsis tau pleev xim Yog tias muaj xim txawv ntawm phab ntsa, nws raug nquahu kom txhuam cov hmoov nplej los yog xim tsis muaj xim sib txawv.

3. Txhua tus neeg ua haujlwm koom nrog hauv kev tsim khoom thiab kev tsim kho yuav tsum ua cov khoom tsim thiab kev tsim kho kom nruj raws li cov qauv tsim nyog kom tsis txhob muaj teeb meem zoo.

Lus Cim: Yog tias muaj xim sib txawv thaum lub sijhawm tsim kho, nws yuav tsum tau qhia rau tus neeg muag khoom raws sijhawm. Yog hais tias muaj xim sib txawv thaum lub sij hawm thawj kev tsim kho, nws yuav tsum tau kho nyob rau hauv lub sij hawm, thiab tib batch ntawm cov khoom yuav tsum tau scraped mus rau lub xeem.

ob. Tshem tawm cov hmoov av;

ua rau:

1. Yog vim li cas rau kev tsim kho: Qhov zoo tev tshwm sim ntawm qhov chaw tshwm sim los ntawm cov xim tswv kom qhuav-scraping phab ntsa nrog scraper ntau zaus thaum lub sij hawm ua tiav tiav, yuav tsim cov tsos mob tom qab ziab.

2. Cov neeg tsim vim li cas: Thaum kawg kev tsim kho putty tsis qhuav, cov plua plav txawv teb chaws txuas nrog rau phab ntsa (txiav kev ua haujlwm, cua txias, ntxuav hauv pem teb, thiab lwm yam) uas ua rau cov hmoov tsis raug tshem tawm ntawm phab ntsa.

3. Qhov laj thawj ntau lawm: vim yog cov neeg ua haujlwm tsim khoom tsis tu ncua misplacing qhov feem ntawm cov khoom siv raw, los yog vim cov khoom siv tshuab, cov mis tsis ruaj khov thiab cov hmoov raug tshem tawm.

Txoj kev:

1. Tus tswv kev tsim kho yuav tsum tau them sai sai rau qhov av noo ntawm lub putty thaum ua tiav qhov kawg tsis tas yuav pleev xim. Yog tias nws qhuav dhau, nws yuav ua rau tev thiab hmoov. Tsuas yog txhuam cov riam thaum lub sij hawm ua tiav, thiab nws tsis haum rau qhuav txhuam ntau zaus.

2. Yog tias muaj qhov tsis tseeb tshwm sim los ntawm cov plua plav uas txuas rau ntawm phab ntsa, cov plua plav yuav tsum tau muab tshem tawm nrog cov pob txha qaib tom qab kev kho kom zoo nkauj tiav, lossis muab cov dej huv thiab ib daim ntaub huv huv.

3. Nyob rau hauv cov ntaub ntawv ntawm kev ziab sai thiab de-powder, tos rau lub tuam txhab cov neeg ua haujlwm technical tuaj rau ntawm qhov chaw los txheeb xyuas seb nws puas yog los ntawm cov khoom siv mis.

Lus Cim: Yog tias nws yog ib qho teeb meem ntawm cov khoom siv mis, cov tsos mob yuav tsum yog tias nws tsis yooj yim rau khawb thaum khawb, nws dries sai, thiab cov txheej putty yog xoob tom qab ziab, yooj yim tshem cov hmoov, thiab yooj yim rau tawg.

peb. tau mouldy:

ua rau:

1. Rau cov phab ntsa kab hlau rhuav phab ntsa, cov khoom siv raw siv yog cov xuab zeb sib xyaw ntawm hiav txwv xuab zeb thiab cov cement, uas muaj cov acidity siab thiab alkalinity, kom cov kua qaub-puag cov tshuaj tiv thaiv yuav tshwm sim ntawm cov kab uas yooj yim-rau-damp skirting. los yog qhov twg phab ntsa nqus, ua rau phab ntsa puas. Cov plaub hau ntev, mildew, khoob plhaub, shedding thiab lwm yam tshwm sim.

Txoj kev:

1. Tshem tawm cov phab ntsa uas muaj pwm thiab khoob thiab ntxuav cov phab ntsa nrog dej huv. Yog tias muaj cov dej xau los yog cov phab ntsa ntub dej, cov dej yuav tsum tau muab tshem tawm hauv lub sijhawm, thiab cov tshuaj tiv thaiv alkali tuaj yeem rov ua dua tom qab cov phab ntsa qhuav tag.

Lus Cim: Feem ntau, muaj mildew ntawm phab ntsa, pib thaum lub caij nplooj ntoos hlav thaum kub siab.

Plaub. qhuav sai

ua rau:

1. Vim huab cua kub thiab kub kub nyob rau lub caij ntuj sov, cov dej evaporates sai heev, thiab cov dej evaporates sai heev thaum lub sij hawm batch scraping ntawm putty hmoov, uas feem ntau tshwm sim nyob rau hauv lub thib ob los yog saum toj no kev tsim kho.

2. Ntau lawm vim li cas: qhov tshwm sim sai-drying tshwm sim los ntawm cov neeg ua haujlwm ntau lawm carelessly misplacing qhov feem ntawm raw khoom mis, los yog cov mis tsis ruaj tsis khov vim cov khoom siv tshuab txawv txav.

Txoj kev:

1. Thaum lub sij hawm tsim kho, qhov kub thiab txias yuav tsum tsis txhob siab tshaj 35 ° C, thiab cov hmoov putty yuav tsum tsis txhob scraped dhau thinly los yog cov khoom stirred dhau thinly.

2. Nyob rau hauv rooj plaub ntawm qhov tshwm sim sai qhuav, tos cov kws kho mob tuaj rau qhov chaw los txheeb xyuas seb nws yog tshwm sim los ntawm cov khoom siv mis.

Lus Cim: Nyob rau hauv cov xwm txheej ceev kom qhuav, nws raug nquahu tias daim ntawv thov yav dhau los yuav tsum tau ua kom tiav li ntawm 2 teev thaum lub sij hawm tsim kho, thiab daim ntawv thov tom ntej yuav tsum tau nqa tawm thaum lub npoo qhuav, uas tuaj yeem txo qis kom qhuav sai.

Tsib. pinhole

ua rau:

1. Nws yog ib txwm rau pinholes tshwm sim thaum thawj zaug khawb. Vim tias cov hmoov txheej txheej yog thicker thaum thawj txheej yog khawb, thiab nws tsis haum rau flattened, nws yuav cuam tshuam rau adhesion ntawm ob txheej tom qab flattened. Qhov thib ob, pinholes tshwm sim nyob rau hauv peb qhov chaw uas cov phab ntsa nto tsis sib xws. Vim tias qhov chaw tsis sib xws noj ntau cov ntaub ntawv thiab qhuav maj mam, nws yog qhov nyuaj rau cov scraper kom compact lub putty hmoov txheej nyob rau hauv concave qhov chaw, yog li nws yuav tsim ib co pinholes.

2. Vim tias tsis muaj lub teeb ci thaum tsim kho, cov neeg ua haujlwm tsim kho yuav tsis quav ntsej qee qhov me me ntawm phab ntsa thaum tsim kho, thiab qee qhov pinholes tshwm sim los ntawm kev ua tsis tiav hauv lub sijhawm.

Txoj kev:

1. Rau qhov tsis sib xws ntawm phab ntsa, nws yuav tsum tau ntim kom ntau li ntau tau thaum lub sij hawm tsim kho thawj zaug (vim cov pinholes zoo hauv thawj chav kawm yuav tsis cuam tshuam rau kev tsim kho ntawm chav kawm thib ob), uas yog qhov tsim nyog rau kev khawb qhov thib ob thiab thib peb putty hmoov txheej Thaum flattened, txo cov tiam ntawm pinholes.

2. Ua tib zoo saib lub teeb thaum siv. Yog tias lub teeb tsis txaus thaum huab cua tsis zoo lossis lub teeb hloov ntawm qhov kaj mus rau qhov tsaus ntuj thaum yav tsaus ntuj, kev tsim kho yuav tsum tau ua nrog kev pab los ntawm cov khoom siv teeb pom kev zoo kom tsis txhob muaj teeb meem ntawm cov pinhole los ntawm kev tsim kho yuam kev.

Nco tseg: Putty hmoov nrog siab viscosity los yog qeeb ziab yuav ua tau ib co pinholes, thiab yuav tsum tau them nyiaj mloog mus rau lub rationality ntawm cov khoom formula.

rau. delamination

ua rau:

1. Txij li cov dej-resistant putty hmoov uas tsim los ntawm peb lub tuam txhab yog hom qeeb, thaum cov khoom yav dhau los yog khawb rau ntawm phab ntsa, nws cov tawv tawv yuav nce ntxiv nrog rau lub sijhawm txuas ntxiv lossis thaum nws raug huab cua ntub lossis dej. Lub sijhawm luv ntawm batch scraping siv yog ntev heev. Tom qab kev tsim kho kawg tiav lawm, cov xuab zeb yuav pib. Lub txheej txheej yog looser thiab yooj yim rau xuab zeb. Nws tsis yooj yim rau polish, yog li ob qhov sib txawv ntawm kev sib tsoo tawm ntawm phab ntsa saum npoo yuav tsim qhov tshwm sim zoo ib yam li txheej txheej.

2. Nyob rau hauv lub xeem batch ntawm batch scraping, lub siab yog ruaj khov heev, lub sau yog du heev, thiab lub sij hawm luv luv yog ntev. Vim muaj huab cua ntub thiab dej, qhov nyuaj ntawm cov yeeb yaj kiab sab nrauv thiab cov txheej txheej saum npoo yuav txawv. Thaum sib tsoo, vim qhov saum npoo Lub hardness ntawm zaj duab xis yog txawv ntawm cov txheej saum npoo. Cov txheej sab hauv yog looser thiab yooj yim rau hauv av tob, thaum lub hardness ntawm cov zaj duab xis saum npoo yog siab dua thiab nws tsis yooj yim rau polished, uas yuav tsim ib tug delamination phenomenon.

Txoj kev:

1. Tom qab kev tsim kho yav dhau los ua tiav, lub sijhawm ncua ntev dhau los vim muaj lwm yam kev tsim kho tsis tuaj yeem ua tiav ib zaug, lossis vim huab cua ntub dej, lub caij los nag, dej thiab lwm yam laj thawj; Nws raug pom zoo tias ob lub putty yuav tsum tau muab khawb rau hauv kev tsim kho tom ntej Powder, kom tsis txhob delamination los ntawm kev sib tsoo hauv qab thaum xuab zeb.

2. Thaum khawb cov khoom kawg, ceev faj kom tsis txhob nias lub zog ntau dhau. Cov phab ntsa saum npoo yuav tsum polished tsis tuaj yeem polished, thiab cov pinholes thiab riam ntawm qhov chaw tuaj yeem flattened. Nyob rau hauv rooj plaub ntawm huab cua ntub los yog lub caij los nag, kev ua haujlwm yuav tsum raug ncua thiab tos kom huab cua tuaj yeem ua haujlwm thaum zoo dua. Yog tias koj ntsib huab cua ntub lossis los nag tom qab khawb qhov kawg, koj yuav tsum txhuam nws rau hnub tom qab kom tsis txhob delamination los ntawm zaj duab xis saum npoo ntawm phab ntsa absorbing dej thiab hardening.

Lus Cim: 1. Cov phab ntsa compacted thiab polished yuav tsum tsis txhob polished;

2. Kev ua haujlwm yuav tsum tau nres thaum lub caij los nag lossis huab cua ntub, tshwj xeeb tshaj yog nyob rau thaj chaw roob uas huab cua hloov pauv thiab yuav tsum tau them nyiaj tshwj xeeb.

3. Tom qab kev tsim kho cov dej-resistant putty hmoov, nws yuav tsum tau polished nyob rau hauv ib lub lis piam raws li ib txwm tshwm sim.

xya. Yooj yim rau polish

Ua rau:

1. Nws yog qhov nyuaj dua rau polishing phab ntsa nto uas yog nias nyuaj dhau los yog polished thaum lub sij hawm tsim kho, vim hais tias qhov ntom ntawm cov hmoov txheej txheej yuav nce yog tias lub siab ruaj khov los yog polished thaum lub sij hawm tsim kho, thiab lub hardness ntawm cov phab ntsa muaj zog dua. kuj yuav nce ntxiv.

2. Cov khoom kawg tau muab khawb rau lub sijhawm ntev thiab tsis tau polished los yog raug dej xws li: (cov huab cua ntub, lub caij los nag, phab ntsa seepage, thiab lwm yam.) Cov phab ntsa saum npoo yog qhov nyuaj rau polish, vim tias cov dej-resistant putty hmoov uas ua los ntawm peb lub tuam txhab yog cov khoom lag luam qeeb qeeb. Cov khoom nta Yog: qhov hardness yuav ncav cuag qhov zoo tshaj plaws tom qab ib hlis, thiab cov nyhuv hardening yuav nrawm dua yog tias nws ntsib dej. Ob qhov xwm txheej saum toj no yuav ua rau cov tawv tawv ntawm phab ntsa, yog li nws nyuaj rau polish, thiab polished phab ntsa yuav ntxhib.

3. Cov qauv ntawm cov hmoov putty sib txawv, tab sis lawv sib xyaw ua ke, los yog qhov sib piv ntawm cov mis yog hloov tsis raug, yog li ntawd lub hardness ntawm cov khoom tom qab batch scraping yog siab dua (xws li: sib xyaw siv ntawm sab hauv thiab sab nrauv phab ntsa putty. hmoov, thiab lwm yam).

Txoj kev:

1, 2. Yog hais tias cov phab ntsa saum npoo yog tawv dhau los yog polished thiab yuav tsum tau polished, ua ntej siv 150 # sandpaper rau kev sib tsoo ntxhib, thiab tom qab ntawd siv 400# sandpaper los kho cov nplej los yog khawb ib lossis ob zaug ua ntej polishing.

Yim. Cov tawv nqaij ua xua

ua rau:

1. Cov khoom muaj alkalinity siab. Txij li cov dej-resistant putty hmoov muag nyob rau hauv kev ua lag luam yeej muaj cov cement puag, alkalinity kuj siab. Nws yuav tsis tshwm sim tom qab siv rau nws (xws li cov neeg uas tau ua haujlwm ntawm cov cement, txiv qaub calcium, thiab lwm yam).

Txoj kev:

1. Rau qee tus neeg uas muaj tawv nqaij khaus hauv thawj qhov kev sib cuag, lawv tuaj yeem hloov tau tom qab li peb mus rau plaub zaug ntawm kev sib cuag. Yog hais tias daim tawv nqaij yog rhiab heev, siv rapeseed roj los so nws thiab ntxuav nws los yog siv nrog Piyanping thiab aloe vera gel. Rau cov neeg uas muaj cov tawv nqaij rhiab heev, nws raug nquahu kom siv qee cov roj rapeseed rau ntawm daim tawv nqaij ua ntej polishing los tiv thaiv kev ua xua ntawm daim tawv nqaij.

2. Xaiv cov hmoov low-alkali putty: Nws raug pom zoo tias cov phab ntsa kho kom zoo nkauj yuav tsum tau polished thiab pleev xim rau. Thaum yuav cov hmoov putty, koj yuav tsum xaiv cov hmoov uas tsis tshua muaj alkali kom tsis txhob ua xua ntawm daim tawv nqaij.

Nco tseg:

1. Thaum huab cua kub, koj tawm hws ntau dua thiab cov pores capillary qhib ntau dua, yog li koj yuav tsum xyuam xim rau kev tiv thaiv.

2. Yog tias cov khoom nkag mus rau hauv lub qhov muag yuam kev, thov tsis txhob rub nws nrog koj txhais tes, thiab yaug nws nrog dej tam sim ntawd.

3. Chav sib tsoo yuav tsum tau khaws cia qhov cua, thiab cov khoom siv tiv thaiv xws li lub qhov ncauj qhov ntswg thiab lub kaus mom yuav tsum hnav.

Cuaj. Cracks, Cracks, Tsaus Marks

ua rau:

1. Vim muaj kev cuam tshuam ntawm sab nraud, phab ntsa ntawm lub tsev yog tawg, xws li lub hauv paus ntsiab lus ntawm thermal expansion thiab contraction ntawm kub, av qeeg, foundation subsidence thiab lwm yam sab nraud.

2. Vim yog qhov tsis raug ntawm cov khoom sib xyaw hauv cov ntaub thaiv phab ntsa, thaum lub viscosity siab, phab ntsa yuav shrinkage tom qab cov phab ntsa qhuav tag, ua rau tawg thiab tawg.

3. Qhov tshwm sim tawg ntawm putty hmoov yuav pib tsim me me me me ntawm phab ntsa, xws li nqaij qaib melon cim, vaub kib cov cim thiab lwm yam duab.

Txoj kev:

1. Txij li cov quab yuam sab nraud tsis tuaj yeem tswj tau, nws yog qhov nyuaj los tiv thaiv lawv.

2. Lub putty hmoov batch scraping siv yuav tsum tau nqa tawm tom qab lub mix mortar phab ntsa yog kiag li qhuav.

3. Yog tias cov hmoov putty tawg, nws yuav tsum tau lees paub los ntawm lub tuam txhab cov neeg ua haujlwm rau lub xaib los tshuaj xyuas qhov tseeb ntawm cov phab ntsa.

Nco tseg:

1. Nws yog ib txwm ua rau lub qhov rooj, qhov rais thiab kab teeb tawg.

2. Cov pem teb saum toj kawg nkaus ntawm lub tsev muaj kev cuam tshuam rau cov kab nrib pleb vim thermal expansion thiab contraction.


Post lub sij hawm: Jan-03-2023
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