Cellulose ether isiri-ionic semi-synthetic polymer, inonyungudika mumvura uye inonyungudika.Iine maitiro akasiyana mumaindasitiri akasiyana.Semuyenzaniso, mune makemikari ekuvaka zvinhu, ine zvinotevera composite mhedzisiro:
①Mushandi wekuchengetedza mvura
②Thickener
③Kukwirisa
④Kugadzira firimu
⑤ Binder
Mune polyvinyl chloride indasitiri, iri emulsifier uye dispersant;muindasitiri yemishonga, ibhinder uye inononoka uye inodzorwa kuburitsa framework material, etc. Nokuti cellulose ine zvakasiyana-siyana zvinokonzerwa nemagetsi, kushandiswa kwayo Munda wacho ndiwowo wakanyanyisa.Zvadaro, ini ndichatarisa kushandiswa uye kushanda kwe cellulose ether mune zvakasiyana-siyana zvekuvaka.
1. Muindasitiri yependi ye latex, sarudza hydroxyethyl cellulose, iyo yakajairika yeakaenzana viscosity ndeye RT30000-50000cps, iyo inoenderana nekutsanangurwa kweHBR250, uye dhigirii rezita rinowanzoita 1.5 ‰ -2 ‰.Basa guru re hydroxyethyl mu latex pendi ndeyekukora, kudzivirira gelation ye pigment, kubatsira kupararira kwe pigment, kugadzikana kwe latex, uye kuwedzera viscosity yezvikamu, izvo zvinobatsira pakugadzirisa kushanda kwekuvaka. : Hydroxyethyl cellulose iri nyore kushandisa.Inogona kunyungudutswa mumvura inotonhora kana mvura inopisa, uye haina kukanganiswa neiyo pH kukosha.Inogona kushandiswa zvakachengeteka pakati pePI kukosha 2 uye 12. Nzira dzekushandisa dzinotevera:
I. Wedzera zvakananga mukugadzirwa: Nokuda kweiyi nzira, hydroxyethyl cellulose yakanonoka rudzi inofanira kusarudzwa, uye hydroxyethyl cellulose ine nguva yekuparara kwemaminetsi anopfuura makumi matatu inoshandiswa.Yakawanda yakanatswa mvura mukati memuromo ②Tanga kubvongodza nekumhanya kwakaderera uchienderera, uye panguva imwe chete zvishoma nezvishoma wobva wawedzera hydroxyethyl mumhinduro zvakaenzana ③Ramba uchizunguza kusvika zvinhu zvese zvinyoro zvanyorova ④Wedzera zvimwe zvinowedzera uye alkaline additives, nezvimwewo. ⑤Kurudzira kusvika Mapoka ese ehydroxyethyl yakanyungudika zvachose, wobva wawedzera zvimwe zvikamu mufomu, uye kugaya kusvikira chigadzirwa chapera.
Ⅱ.Yakashongedzerwa nedoro raamai rekushandisa gare gare: Iyi nzira inogona kusarudza instant cellulose, ine anti-mildew effect.Kubatsira kweiyi nzira ndeyekuti ine yakanyanya kuchinjika uye inogona kuwedzerwa zvakananga kune latex pendi.Nzira yekugadzirira yakafanana nematanho ①-④.
Ⅲ.Gadzirira porridge kuti ugozoshandisa gare gare: Sezvo organic solvents isiri solluble (insoluble) yehydroxyethyl, izvi zvinonyungudutsa zvinogona kushandiswa kugadzira porridge.Izvo zvinowanzo shandiswa organic zvinonyungudutsa zvinwiwa zvinwiwa mulatex pendi maumbirwo, senge ethylene glycol, propylene glycol, uye firimu-forming agents (senge diethylene glycol butyl acetate).Iyo porridge hydroxyethyl cellulose inogona kuwedzerwa zvakananga kupende.Ramba uchikurudzira kusvikira yapera zvachose.
2. Mumadziro scraping putty: Parizvino, iyo yekuchengetedzwa kwezvakatipoteredza putty iyo isingaite mvura uye isingakweshe mumaguta mazhinji munyika yangu yakakosheswa nevanhu.Hutano, glue yekuvaka inogadzirwa neacetalizing polyvinyl doro uye formaldehyde.Naizvozvo, chinhu ichi chinopedzwa zvishoma nezvishoma nevanhu, uye cellulose ether series zvigadzirwa zvinoshandiswa kutsiva ichi chinyorwa.Kureva kuti, pakuvandudzwa kwezvakatipoteredza zvekuvaka zvivakwa, cellulose parizvino ndiyo chete zvinhu.Mumvura inodzivirira putty, yakakamurwa kuva marudzi maviri: yakaoma poda putty uye putty paste.Pakati pemhando mbiri idzi dzeputty, yakagadziridzwa methyl cellulose uye hydroxypropyl methyl inofanira kusarudzwa.Iyo viscosity yakatarwa kazhinji iri pakati pe30000-60000cps.Basa guru re cellulose mu putty kuchengetedza mvura, kusungirirana uye lubrication.Sezvo mafomula emaputty evagadziri akasiyana akasiyana, mamwe ari grey calcium, light calcium, white simenti, nezvimwewo, uye mamwe ari gypsum powder, grey calcium, light calcium, nezvimwewo, saka zvinotsanangurwa, viscosity uye kupinda kwe cellulose mu maitiro maviri akasiyana zvakare.Mari yakawedzerwa inenge 2 ‰-3 ‰.Mukuvaka kwemadziro ekukwenya putty, sezvo chigadziko chemadziro chine imwe dhigirii yekunyudza kwemvura (yero yekunyudza kwemvura yemadziro ezvidhina ndeye 13%, uye chiyero chemvura chekongiri chiri 3-5%), pamwe chete nekuputika kwekunze kwenyika, kana iyo putty inorasikirwa nemvura nokukurumidza , Ichaita kuti pave nekutsemuka kana kubviswa kwehupfu, izvo zvinoderedza simba reputty.Naizvozvo, kuwedzera cellulose ether kuchagadzirisa dambudziko iri.Asi mhando yekuzadza, kunyanya kunaka kweash calcium yakakoshawo zvakanyanya.Nekuda kweiyo yakakwira viscosity ye cellulose, iyo buoyancy ye putty inowedzerwa zvakare, uye iyo sagging chiitiko panguva yekuvaka inodzivirirwa zvakare, uye yakanyanya kugadzikana uye kuponesa basa mushure mekukwesha.Zviri nyore kuwedzera cellulose ether muupfu putty.Kugadzirwa kwayo uye kushandiswa zviri nyore.Iyo filler uye additives inogona kusanganiswa zvakaenzana muupfu hwakaoma.
3. Concrete mortar: Mudhaka rekrete, kuti uwane simba rekupedzisira, simiti inofanira kunge yakazara hydrated.Kunyanya mukuvaka kwezhizha, dhaka rekrete rinorasikirwa nemvura nokukurumidza, uye zviyero zve hydration yakakwana inoshandiswa kuchengetedza uye kusasa mvura.Nzira yekutanga ndeyekukonzera kutambisa zviwanikwa zvemvura uye kushanda kusina kunaka.Chinhu chakakosha ndechekuti mvura iri pamusoro chete, uye iyo yemukati hydration ichiri isina kukwana.Nokudaro, mhinduro yedambudziko iri ndeyokuwedzera zvisere zvinochengetedza mvura kune dhaka rekrete.Kazhinji, hydroxypropyl inosarudzwa.Methyl kana methyl cellulose, iyo viscosity yakatarwa iri pakati pe20000-60000cps, uye huwandu hwekuwedzera i2% -3%.Mwero wekuchengetedza mvura unogona kuwedzerwa kusvika kupfuura 85%.Nzira yekushandiswa mudhaka rekrete ndeyekusanganisa poda yakaoma zvakafanana uye kuidurura mumvura.
4. Mukupurasita gypsum, bonding gypsum, uye caulking gypsum: Nekukurumidza kusimukira kweindasitiri yekuvaka, kudiwa kwevanhu kwezvinhu zvitsva zvekuvakisa kuri kuwedzerawo.Nekuda kwekuwedzera kwekuziva kwevanhu nezvekuchengetedzwa kwezvakatipoteredza uye kuenderera mberi kwekuvandudzwa kwekuvaka, simende zvinhu Zvigadzirwa zveGypsum zvakagadziridzwa nekukurumidza.Parizvino, zvigadzirwa zvegypsum zvakajairika kupurasita gypsum, bonded gypsum, inlaid gypsum, uye mataira anonamira.Plastering gypsum ndeyemhando yepamusoro yekupurasita zvinhu zvemukati madziro uye sirin'i.Rusvingo rwakanamwa nawo rwakanaka uye rwakatsetseka.Iyo nyowani yekuvaka light board inonamira chinhu chinonamira chakagadzirwa negypsum sehwaro zvinhu uye zvakasiyana-siyana zvinowedzera.Iyo yakakodzera kusungirirana pakati peakasiyana inorganic kuvaka madziro zvinhu.Haisi-chepfu, isina kunhuhwirira, simba rekutanga uye kumisa nekukurumidza, kusungirira kwakasimba uye humwe hunhu, chinhu chinotsigira mapuranga ekuvaka uye kuvaka block;gypsum caulking agent is gap filler pakati pegypsum board uye yekugadziridza filler yemadziro uye makatsemuka.Izvi zvigadzirwa zvegypsum zvine mutsara wemabasa akasiyana.Pamusoro pebasa regypsum uye mafirita ane hukama, nyaya yakakosha ndeyekuti iyo yakawedzera cellulose ether additives inoita basa rinotungamira.Sezvo gypsum yakakamurwa kuita anhydrous gypsum uye hemihydrate gypsum, gypsum yakasiyana ine mhedzisiro yakasiyana pakuita kwechigadzirwa, saka kukora, kuchengetwa kwemvura uye kudzoreredza kunotarisisa kunaka kwezvinhu zvekuvaka gypsum.Dambudziko rinowanzoitika rezvinhu izvi nderokuchera uye kuputika, uye simba rekutanga harigoni kusvika.Kugadzirisa dambudziko iri, ndiko kusarudza rudzi rwe cellulose uye nzira yekushandiswa kwekomboni ye retarder.Panyaya iyi, methyl kana hydroxypropyl methyl 30000 inowanzosarudzwa.-60000cps, iyo yekuwedzera mari ndeye 1.5% -2%.Pakati pavo, cellulose inotarisa pakuchengetedza mvura uye kudzoreredza lubrication.Zvisinei, hazvibviri kuvimba ne cellulose ether se retarder, uye zvakakosha kuwedzera citric acid retarder kusanganisa uye kushandisa pasina kukanganisa simba rekutanga.Kuchengetwa kwemvura kunowanzo reva kuti yakawanda sei mvura inorasika yega pasina kutorwa kwemvura kunze.Kana madziro akanyanya kuoma, kunyura kwemvura uye kubuda kwechisikigo pachigadziko kuchaita kuti zvinhu zvirasikirwe nemvura nekukasira, uye kuputika nekutsemuka kuchaitika zvakare.Iyi nzira yekushandiswa inosanganiswa nehupfu hwakaoma.Kana iwe ukagadzirira mhinduro, tapota tarisa kune nzira yekugadzirira yemhinduro.
5. Insulation mortar Insulation mortar rudzi rutsva rwemukati wemadziro ekudzivirira zvinhu munharaunda yekuchamhembe.Icho chinhu chemadziro chakagadzirwa nekuisa insulation, dhaka uye binder.Mune ino chinyorwa, cellulose inoita basa rakakosha mukubatanidza uye kuwedzera simba.Kazhinji sarudza methyl cellulose ine viscosity yakakwirira (inenge 10000eps), iyo dosage inowanzo pakati pe2 ‰-3 ‰), uye nzira yekushandisa yakaoma poda kusanganisa.
6. Interface agent Sarudza HPNC 20,000 cps semushandisi wekugadzirisa, sarudza 60,000 cps kana kupfuura sematairi ekunamira, uye tarisa pane thickening agent mune interface agent, iyo inogona kuvandudza simba rekugadzirisa uye anti-museve simba.Inoshandiswa sechinhu chinochengeta mvura mukubatana kwematiles kudzivirira matiles kubva pakupedza mvura nekukasira nekudonha.
Nguva yekutumira: Feb-18-2023