Focus on Cellulose ethers

Redispersible latex poda

Redispersible latex poda hupfu hwakagadzirwa mushure mekupfapfaidza-kuomesa emulsion yakakosha. Iyo copolymer ye ethylene uye vinyl acetate. Nekuda kwehukuru hwekubatanidza kugona uye yakasarudzika zvivakwa, senge: kudzivirira kwemvura, kuvaka uye kusungirira Thermal properties, nezvimwewo, saka ine huwandu hwakawanda hwekushandisa. Iyo ine yakanaka redispersibility, uye inopararira zvakare mu emulsion kana yasangana nemvura, uye makemikari ayo maitiro akafanana chaizvo neyekutanga emulsion. Mushure mekusanganisa nemvura mudhaka (putty), Emulsify uye kuparadzira nemvura kuti uite zvakare yakagadzikana polymer emulsion. Mushure mekunge iyo redispersible latex powder yakaparadzirwa mumvura, mvura inoputika uye inoumba firimu repolymer mumatope akaomeswa kuti avandudze zvinhu zvedhaka.

basa guru:

1. Kuvandudza adhesion uye mechanical properties ye putty. Iyo redispersible latex powder inogona kukurumidza kupararira mu emulsion mushure mekusangana nemvura, uye ine maitiro akafanana neyokutanga emulsion, kureva kuti, firimu inogona kuumbwa mushure mokunge mvura inoputika. Iyi firimu ine yakakwira kuchinjika, yakakwira mamiriro ekunze uye kuramba kune akasiyana-siyana High adhesion kune substrates.

2. Kuvandudza kubatanidzwa kweputty, yakanakisa alkali kuramba uye kupfeka kuramba, uye kuwedzera kusimba kwesimba.

3. Kuvandudza kudzivirira kwemvura uye kusagadzikana kweputty.

4. Kuvandudza kuchengetwa kwemvura kweputty uye kuwedzera nguva yakazaruka.

5. Kuvandudza kupikisa kweputty uye kuwedzera kusimba kweputty.

 

Kukanganisa kwakajairika uye nzira dzekurapa dzeputty powder

1. Zvinokonzera chromatic aberration:

1. Iyo putty powder pachayo ndeye semi-yakapera chigadzirwa, uye kusagadzikana kwezvinhu zvakasvibirira chimwe chezvikonzero zvikuru zvekusiyana kwemavara. Nekuti iyo mineral powder inocherwa munzvimbo yemigodhi ichave nemhando dzakasiyana nekuda kwenzvimbo dzakasiyana, kana iwe ukasateerera kune kutumirwa, pachave neakasiyana mabheji ekusiyana kwemavara.

2. Nokuti mutengesi anoshandisa nzira ye "kuzadza nhamba" kusanganisa uye kuendesa zvigadzirwa zvepasi-giredhi, nokuti huwandu hwakatengwa hwakakura, hazvibviri kuona cheki imwe neimwe, zvichiita kuti "hove yakatsvedza." mambure” akavhengana mukugadzirwa, zvichiguma nokusiyana kwemavara ega ega.

3. Musiyano weruvara unokonzerwa nekusanganisa magiredhi akasiyana ezvigadzirwa pamwe chete nekuda kwekukanganisa kwevashandi vekugadzira kana musiyano weruvara unokonzerwa nekukwesha mhando dzakasiyana dzezvigadzirwa pamadziro mamwe chete.

Nzira:

1. 2. Musiyano weruvara kazhinji hausi chinetso chefomula, saka hapana dambudziko remhando. Kana madziro emadziro kuti apendirwe anogona kazhinji kufukidzwa nependi firimu, hazvizokanganisa iyo yese yekushongedza maitiro. Semuyenzaniso, anowanzo kukweshwa majasi maviri kana matatu asina pendi Kana pane ruvara rwakasiyana pamadziro, zvinokurudzirwa kukwenya putty poda kana pendi isina mutsauko weruvara.

3. Vese vashandi vanobatanidzwa mukugadzira nekuvaka vanofanirwa kuita kugadzirwa nekuvaka zvakanyatsoenderana nezvinodiwa kuti vadzivise matambudziko emhando yekugadzira.

Ongorora: Kana paine musiyano wemavara panguva yekuvaka, inofanirwa kuziviswa kumutengesi nenguva. Kana pane mutsauko wemuvara panguva yekutanga kuvaka, inofanirwa kugadziridzwa nenguva, uye batch imwechete yezvigadzirwa inofanira kupepetwa kusvika kune yekupedzisira.

piri. Kubviswa kwehupfu hwepamusoro;

chikonzero:

1. Zvikonzero zvekuvaka: Iyo yakanaka peeling phenomenon pamusoro pepamusoro inokonzerwa nependi tenzi yakaoma-kutsvaira rusvingo ne scraper kakawanda panguva yekupedzisira yekupedzisa kuvaka, ichaita zviratidzo zveupfu mushure mekuoma.

2. Zvikonzero zvakaitwa nevanhu: Kana iyo yekupedzisira yekuvaka putty isina kuoma, guruva rekunze rinosungirirwa kumadziro (kucheka mabasa, mhepo ine simba, kuchenesa pasi, nezvimwewo) zvichikonzera kubviswa kwehupfu hwenhema pamadziro.

3. Chikonzero chekugadzira: nekuda kwevashandi vekugadzira vasina hanya nekukanganisa chikamu cheiyo raw material formula, kana nekuda kwekudonha kwemichina yemuchina, fomuro haina kugadzikana uye hupfu hunobviswa.

Nzira:

1. Mugadziri wekuvaka anofanirwa kutarisisa hunyoro hwepamusoro hweputty paanopedza kupera kwekupedzisira pasina pendi. Kana yakanyanya kuoma, inokonzera peeling uye upfu. Ingotsvedzerera mavanga ebanga panguva yekupedzisa, uye haina kukodzera kuomesa scrape kakawanda.

2. Kana pane chitarisiko chenhema chinokonzerwa neguruva rinosungirirwa pamadziro, guruva rinofanira kubviswa nemabhomba ehuku feather mushure mekushongedza kwapera, kana kupukuta nemvura yakachena uye jira rakachena.

3. Muchiitiko chekukurumidza-kuomesa uye de-upfu, mirira vashandi vekambani yekambani kuti vauye panzvimbo yacho kuti vaone kana inokonzerwa nekugadzirwa kwechigadzirwa.

Cherechedza: Kana iri dambudziko nekugadzirwa kwechigadzirwa, zviratidzo zvinofanira kunge zvisiri nyore kukwenya paunenge uchikwenya, inomesa nekukurumidza, uye putty layer yakasununguka mushure mekuoma, nyore kubvisa upfu, uye nyore kuputika.

tatu. kuvhuvhuta:

chikonzero:

1. Pamadziro ejira remadziro, iyo mbishi inoshandiswa idhaka rakasanganiswa rejecha regungwa uye simende, ine acidity yakanyanya uye alkalinity, kuitira kuti acid-base reaction iitike pamutsetse uri nyore-kunyorova we skirting. kana panodonhera madziro, zvichikonzera kukuvara kwemadziro. Bvudzi refu, mildew, shell isina chinhu, kubuda uye zvimwe zviitiko.

Nzira:

1. Bvisa madziro ane chakuvhuvhu uye asina chinhu uye chenesa madziro nemvura yakachena. Kana paine kudonha kwemvura kana madziro akanyorova, tsime remvura rinofanira kubviswa nenguva, uye anti-alkali putty poda inogona kukweshwa zvakare mushure mekunge madziro aoma zvachose.

Ongorora: Kazhinji, kumadziro kune mildew, kunyanya muchirimo kana tembiricha yakakwira.

Four. kukurumidza kuoma

chikonzero:

1. Pamusana pekupisa kwemamiriro okunze uye kupisa kwepamusoro muzhizha, mvura inoputika nokukurumidza, uye mvura inoputika nokukurumidza panguva ye batch scraping ye putty powder, iyo inowanzoitika mune yechipiri kana pamusoro pekuvaka.

2. Chikonzero chekugadzira: Kurumidza-kuomesa chiitiko chinokonzerwa nevashandi vekugadzira vasina hanya nekukanganisa chikamu cheiyo raw material formula, kana iyo fomula haina kugadzikana nekuda kwezvisina kujairika zvemichina.

Nzira:

1. Panguva yekuvaka, kutonhora hakufaniri kunge kwakakwirira kudarika 35 ° C, uye putty powder haifaniri kucheneswa zvakanyanya kana kuti zvinhu zvinoputika zvakanyanya.

2. Muchiitiko chekukurumidza-kuomesa chiitiko, mirira kuti nyanzvi dziuye panzvimbo yacho kuti dzione kana inokonzerwa nekugadzirwa kwechigadzirwa.

Cherechedza: Muchiitiko chekukurumidza-kuomesa chiitiko, zvinokurudzirwa kuti kushandiswa kwekare kunofanira kupedzwa kwemaawa maviri panguva yekuvaka, uye kushandiswa kunotevera kunofanira kuitwa kana pasi pakaoma, izvo zvinogona kuderedza kukurumidza kuoma.

Fives. pinhole

chikonzero:

1. Zvakajairika kuti pinholes ioneke panguva yekutanga kukwenya. Nekuti iyo putty poda layer yakakora kana iyo yekutanga dhizaini, uye haina kukodzera kupepetwa, inokanganisa kunamatira kwechipiri dhizaini mushure mekutapurwa. Chechipiri, mapinikoni anoonekwa munzvimbo nhatu apo madziro emadziro haana kuenzana. Nekuti nzvimbo dzisina kuenzana dzinodya zvimwe zvinhu uye kuoma zvishoma nezvishoma, zvinonetsa kuti scraper ibate iyo putty poda layer munzvimbo dzeconcave, saka inoburitsa Mamwe mapinholes.

2. Nekuda kwekushaikwa kwechiedza panguva yekuvaka, vashandi vekuvaka vanoregeredza mamwe mapini madiki pamadziro panguva yekuvakwa, uye mamwe maburi anokonzerwa nekutadza kuaenzanisa nenguva.

Nzira:

1. Pamusoro pekusaenzana kwemadziro emadziro, inofanira kuzadzwa zvakanyanya sezvinobvira panguva yekutanga kuvaka (nokuti mapinikoni akanaka mukirasi yekutanga haazokanganisa kuvakwa kwechikafu chechipiri), iyo inobatsira kukwenya yechipiri uye. yechitatu putty poda layers Kana yakatsetseka, kuderedza chizvarwa chepinholes.

2. Teerera kuchiedza panguva yekuvaka. Kana chiedza chisina kukwana kana mamiriro okunze akaipa kana kuti chiedza chinoshanduka kubva kuchiedza kusvika kune rima manheru, kuvakwa kunofanira kuitwa nerubatsiro rwemagetsi ekuvhenekera kudzivirira matambudziko epinhole ekugadzira anokonzerwa nezvikanganiso zvekuvaka.

Ongorora: Putty poda ine yakakwira viscosity kana kuomeswa zvishoma inoburitsawo mamwe mapini, uye kutarisisa kunofanirwa kubhadharwa kune kurongeka kwechigadzirwa fomula.

nhanhatu. delamination

chikonzero:

1. Sezvo mvura isingasviki putty powder inogadzirwa nekambani yedu ndeyemhando inononoka, kana chigadzirwa chekare chikakweshwa pamadziro, kuoma kwayo kuchawedzera nekuwedzera kwenguva kana kuti painotarirwa kumvura yakadzika kana mvura. Nguva yenguva yekugadzirwa kwebatch scraping yakareba. Mushure mekuvakwa kwekupedzisira kwapera, jecha richatanga. Iyo yekunze layer yakasununguka uye iri nyore kuisa jecha. Hazvisi nyore kupurisa, saka maviri akasiyana mhedzisiro yekukuya kunze kwemadziro epamusoro anozogadzira chiitiko chakafanana nekuisa.

2. Muchikamu chekupedzisira chebatch scraping, kudzvinyirira kwakanyanyisa, kuunganidza kwakanyanyisa, uye nguva yenguva yakareba. Pamusana pesimba remamiriro ekunze emvura nemvura, kuoma kwefirimu rekunze kwepamusoro uye nzvimbo yepamusoro ichave yakasiyana. Paunenge uchikuya, nekuda kwepamusoro Kuoma kwefirimu kwakasiyana nekwepamusoro pepamusoro. Iyo yemukati layer yakasununguka uye iri nyore kudzika zvakadzika, nepo kuoma kwefirimu repamusoro kwakakwira uye hazvisi nyore kukwenenzverwa, izvo zvinogadzira delamination phenomenon.

Nzira:

1. Mushure mokunge chivako chekare chapera, nguva yenguva yakareba zvikuru nekuda kwezvimwe zvikonzero zvekuti kuvaka hakugoni kupedzwa panguva imwe chete, kana nekuda kwekunaya kwemamiriro okunze, nguva yekunaya, mvura nezvimwe zvikonzero; zvinokurudzirwa kuti maviri putty anofanira kukweshwa mune inotevera kuvaka Powder, kuitira kudzivirira delamination kunokonzerwa nekukuya pasi kana sanding.

2. Paunenge uchikwenya batch yekupedzisira, chenjerera kuti usadzvanya zvakanyanya. Rusvingo runofanira kukwenenzverwa harugone kukwenenzverwa, uye mapini nemavanga ebanga ari pamusoro anogona kupepetwa. Mumamiriro ekunze emvura kana mwaka wekunaya kwemvura, kuvhiyiwa kunofanira kumiswa uye kumirira mamiriro ekunze Inogona kushanda kana iri nani. Kana ukasangana nekunyorova kwemamiriro ekunze kana mvura mushure mekukwenya batch rekupedzisira, unofanirwa kuripukuta zuva rinotevera kudzivirira delamination kunokonzerwa nepamusoro firimu remadziro rinotora mvura uye kuoma.

Cherechedza: 1. Rusvingo rwakasungirirwa uye rwakakwenenzverwa harufanire kukwenenzverwa;

2. Kushanda kunofanira kumiswa munguva yekunaya kwemvura kana kunyorova, kunyanya munzvimbo dzine makomo umo mamiriro ekunze anoshanduka uye kunyatsotarisirwa kunofanira kubhadharwa.

3. Mushure mekugadzirwa kwemvura inodzivirira putty powder, inofanira kunge yakasvibiswa mukati mevhiki imwe mumamiriro ezvinhu akajairika.

nomwe. Zvakaoma kupukuta

Zvinokonzera:

1. Zvakanyanya kuoma kupukuta madziro emadziro anotsikirirwa zvakanyanya kana kukwenenzverwa panguva yekuvaka, nekuti density ye putty powder layer ichawedzera kana kudzvanywa kwakanyanyisa kana kukwenenzverwa panguva yekuvaka, uye kuoma kweiyo yakasimba madziro epamusoro. zvichawedzerawo.

2. Batch rekupedzisira rakakweshwa kwenguva yakareba uye harina kukwenenzverwa kana kuti rakaiswa mumvura se: (kunyorova kwemamiriro okunze, mwaka wekunaya kwemvura, madziro emadziro, zvichingodaro) Mudhuri wemadziro unotonyanya kuoma kupukuta, nekuti iyo mvura-resistant putty poda inogadzirwa nekambani yedu inononoka-inoomesa chigadzirwa. Zvigadzirwa zvechigadzirwa Hongu: kuoma kuchasvika kune yakanakisa mushure memwedzi mumwe, uye kuomeswa kwekuita kuchawedzerwa kana kukasangana nemvura. Mamiriro maviri ari pamusoro apa achawedzera kuoma kwemadziro emadziro, saka zvakanyanya kuoma kupukuta, uye iyo yakakwenenzverwa madziro epamusoro ichave yakaoma.

3. Mishonga yeputty powder yakasiyana, asi inosanganiswa pamwe chete, kana chiyero chechimiro chinogadziriswa zvisina kunaka, kuitira kuti kuoma kwechigadzirwa mushure mebatch scraping yakakwirira (yakadai se: kushandiswa kwakasanganiswa kwemukati nekunze kwemadziro putty. hupfu, nezvimwewo).

Nzira:

1, 2. Kana madziro emadziro akanyanya kuoma kana kukwenenzverwa uye achida kukwenenzverwa, tanga washandisa 150# sandpaper pakukuya zvine rough, wozoshandisa 400# sandpaper kugadzirisa tsanga kana kukwenya kamwechete kana kaviri usati wakwenenzvera.

Sere. Skin allergies

chikonzero:

1. Chigadzirwa chacho chine alkalinity yakakwirira. Sezvo iyo inodzivirira mvura putty poda inotengeswa pamusika ine simende base, iyo alkalinity yakakwira. Hazvizoitiki mushure mekujaira (zvakadai sevanhu vakashanda pane simenti, lime calcium, nezvimwewo).

Nzira:

1. Kune vamwe vanhu vane kusvotwa kweganda pavakatanga kubata, vanogona kujairana mushure menguva dzinenge nhatu kana kana dzekusangana. Kana ganda richinzwa, shandisa rapeseed oil kuripukuta wobva warigeza kana kuzora nePiyanping nealoe vera gel. Kune avo vane ganda rinonzwa, zvinokurudzirwa kuzora mamwe mafuta echibharo paganda rakashama usati waroriswa kudzivirira kusawirirana kweganda.

2. Sarudza yakaderera-alkali putty poda: Zvinokurudzirwa kuti kushongedza kwemadziro kunofanira kukwenenzverwa uye kupendwa. Paunenge uchitenga putty poda, iwe unofanirwa kusarudza yakaderera-alkali putty poda kuti udzivise kurwara kweganda.

Cherechedza:

1. Kana mamiriro okunze achipisa, unodikitira zvakanyanya uye ma capillary pores anowedzera kuvhurika, saka iwe unofanirwa kuterera kudzivirira.

2. Kana chigadzirwa chacho chikapinda mumaziso netsaona, tapota usachizora nemaoko ako, wochigeza nemvura pakarepo.

3. Imba yekukuya inofanira kugara ine mhepo, uye midziyo yekudzivirira yakadai semasiki neheti inofanira kupfekwa.

Pfumbamwe. Kutsemuka, Kutsemuka, Kusviba

chikonzero:

1. Pamusana pesimba rezvinhu zvekunze, rusvingo rwechivako rwakaputika, zvakadai semusimboti wekuwedzera kwekushisa uye kuputika kwekushisa, kudengenyeka kwenyika, nheyo yepasi uye zvimwe zvinhu zvekunze.

2. Pamusana pehuwandu husina kunaka hwehutu hwakavhenganiswa mumadziro emaketeni, kana viscosity yakakwirira, rusvingo ruchaderera mushure mokunge rusvingo rwaoma zvachose, zvichiita kuputika nekuputika.

3. Chiitiko chekutsemuka kweputty poda inozogadzira madiki madiki-diki pamadziro, senge huku melon mamakisi, turtle shell mamaki uye mamwe maumbirwo.

Nzira:

1. Sezvo masimba okunze asingadzoreki, zvakaoma kuadzivisa.

2. Iyo putty powder batch scraping kuvaka inofanira kuitwa mushure mokunge rusvingo rwevhu rakasanganiswa rakaoma zvachose.

3. Kana iyo putty powder inoputika, inofanira kusimbiswa nevashandi vekambani yekambani kune nzvimbo kuti vaongorore mamiriro chaiwo emadziro.

Cherechedza:

1. Zvakajairika kuti magonhi, mahwindo nemapango atsemuka.

2. Nzvimbo yepamusoro yechivako inonyanya kukanganiswa nekuputika nekuda kwekuwedzera kwekupisa uye kuderera.


Nguva yekutumira: Jan-03-2023
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