1. Kuchengetwa kwemvura uye zvakakora zvinhu
Rudzi rukuru rwemvura-kuchengetedza mvura inoshamisa ndeye cellulose ether. Cellulose ether yakanyanya-kugona kushamwaridzana iyo inogona kuvandudza zvakanyanya maitiro ekuita kwemutumbi ane chete mashoma mashoma ekuwedzera. Iyo inoshandurwa kubva kumvura-insoluble cellulose mumvura-yakadzika mvura fiber kuburikidza neEtheifitification maitiro. Iyo yakagadzirwa nejekisi eTher uye ine iyo yekutanga yakatarwa mamiriro eAnhydroglucose. Iyo ine zvivakwa zvakasiyana zvichienderana nerudzi uye nhamba yemapoka anotsiva pane yayo yekutsiva chinzvimbo. Inogona kushandiswa seanotenderedza kugadzirisa kuwirirana kwemotokari; Kuchengeta kwemvura kwayo kunogona kugadzirisa mvura yekuda kwemvura, uye zvishoma nezvishoma kusunungura mvura mukati menguva yakati, iyo inogona kuve nechokwadi kuti iyo slurry uye iyo yekunyudza mvura inosungwa zviri nani. Panguva imwecheteyo, cellulose ether inogona kugadzirisa zvivakwa zve rateological yerufu, wedzera basa nekushanda. Iyo inotevera cellulose ether makomputa inogona kushandiswa sekuwedzera kwemakemikari mune yakaoma-yakavhenganiswa motsi: ①na-carboxymevyl cellose; ②hthyl cellulose; ③methyl cellowose; ④hydroxy cellulose ether; ⑤hydroxyprupropyl methyl cellelose; ⑥star Stice, etc. Kuwedzerwa kweiyo yepamusoro-yambotaurwa cellulose etherlose eterolose etero inovandudza mashandiro emagetsi akaoma-akasanganiswa. ②Increase kuderedza; ③The dorari hazvisi nyore kupatsanurwa uye kupatsanurwa; Zvakanaka kupenga kuramba; ⑥ motsi iri nyore kuvaka mune matete matete. Pamusoro pezvivakwa zviri pamusoro, akasiyana cellulose ersana anawo nezvavo zvakakosha zvivakwa. Cai wei kubva kuChongqing University yakapfupisa iyo yekuvandudza mechanism yemethyl cellulose ether pane kuitwa kwemutengesi. Akatenda kuti mushure mekuwedzera mc (methyl cellelose ether Zvinoita kunge bhora rekuita, rinovandudza basa rekusanganisa rakavhenganiswa, uye mabhuru emhepo achiri kuchengetwa mumuviri wakaomeswa mucheche, achiumba pores yakazvimirira uye ichivharira maporesi e capillary. MC MS Kuchengeta mumiririri kunogona zvakare kuvandudza iyo yekuchengetwa kwemvura yerudzi rakanyanya kuvhenganiswa kusvika pakubuda ropa nekukasira, asi zvakare nekukasira nekukasira nekukasira nekukasira nekukurumidza mukati Chikamu chekutanga chekurapa, zvekuti simende yacho inogona kuve iri nani hydrate, kuitira kuti chisungo chesimba chakavandudzwa. Iko kubatanidzwa kweMC Mvura-kuchengetedza mumiririri anozovandudza kuderera kweiyo dorari. Iyi ifari yakanaka-yekuchengetedza mvura inogona kuzadzwa muzvipfuyo zviri muhutongi, zvekuti pores yakasarudzika iri mucheche ichaderedzwa, uye kurasikirwa kwemvura kuchadzikiswa, nekudaro kuderedza kuoma kwerudzi. kukosha. Cellulose ether inowanzo kusanganiswa mune yakaoma-musanganiswa inonamatira moter, kunyanya kana ichishandiswa seyakaoma. Kana cellulose ether inosanganiswa muTile inonamatira, iyo mvura yekuchengetwa kwemhando yemhando yekutaura inogona kuvandudzwa zvikuru. Cellulose Ether inhibid kurasikirwa kwemvura kubva kune simende kune iyo substrate kune iyo substrate kuti ive iyo mvura yekuzvisimbisa zvizere, inowedzera nguva yekuraira, uye inovandudza simba rekubatanidza. Mukuwedzera, cellulose Ether inovandudza iyo plasticity yeiyo mastic, inowedzera nzvimbo yekunyepedzera pakati peiyo mitezo uye inoderedza kutema uye kusekerera yemasita, kunyangwe iyo misa yeyuniti nzvimbo yakakura uye Sensity pamusoro yakakwira. Mataira akakwenenzverwa kunzvimbo dzakasungirirwa pasina kutsvedza kweiyo mastic. Cellulose Ether inogona kunonoka kuumbwa kweiyo simende ganda, inowedzera nguva yakavhurika, uye kuwedzera huwandu hwesimbe.
2. Organic Fiber
Mota dzinoshandiswa mudhiri dzinogona kukamurwa kuita simbi mafuru, maimba maimba uye organic fibers zvinoenderana nezvivakwa zvavo zvekushandisa. Kuwedzera mabhureki mune motsi kunogona kuvandudza kwazvo anti-crack uye anti-onepage performance. Organic fibers inowanzowedzerwa kune yakaoma-yakavhenganiswa motsi kuti uvandudze kusakwana uye kupenga kuramba kwehari. Inowanzoshandiswa organic fibers iri: polypropylene fiber (pp), polyamide (PANTE) (PAN) Parizvino yakashandiswa zvakanyanya. Iyo inonzi crystalline polymer ine nguva yekugara yakarongedzwa ne polymery naProcylene monomer pasi pemamwe mamiriro. Iyo ine zvemakemikari Corrosion Rishance, kugona kugona, kurema uremu, zvidiki zvinokambaira zvinopenya, uye mutengo wakaderera. Uye humwe hunhu, uye nekuti polypropylene fiber inodzivirira kuAcid naAlkali, uye hazvitauri nezvinhu zvakavakirwa pamhepo, zvakawana kutarisisa kumba uye kune imwe nyika. Iyo anti-yekuvhuvhuta mhedzisiro yeFober yakavhenganiswa neDope inonyanya kukamurwa kuita matanho maviri: Imwe ndiyo yepurasitiki yedhiri; iyo imwe ndiyo yakaomeswa mucheche muviri wedanho. Muchikamu chepurasitiki chemuti, mafaira asina kugoverwa anounza matatu network network chimiro, chinoita basa rekutsigira iyo yakanakisa Aggregate, inodzivirira kugadziriswa kweiyo yakanyanya kuunganidzwa, uye inoderedza rusaruro. Iko kusarudzika ndicho chikonzero chikuru chekupaza kweiyo dhizaini, uye kuwedzera kwembizi kunodzora kusarongeka kweiyo motwe uye inoderedza mukana wekupaza kwemotokari. Nekuda kwekuvhuvhu wemvura iri mupurasitiki nhanho, kuderera kwemutyairi kuchabereka kushushikana kwakanyanya, uye kuwedzera kwemachira kunogona kutakura kusagadzikana uku. Mukuomesa musoro wehudyu, nekuda kwekuvapo kwekupfekedza shrinkage, carbonization shrinkage, uye tembiricha shrinkage, kushushikana kuchaburitswa mukati merudzi. microcrack yekuwedzera. Yuan Zheneu uye nevamwewo vakapedzawo kuburikidza nekuongororwa kwekupaza kwekupaza kweiyo moterlencele fiber kune iyo motsi inogona kuderedza zvakanyanya kuparara nekuvandudza kudzikisira kwemarara. Kana vhoriyamu izere yePolypropylene fiber mune moter ndeye 0.05% uye 0,10%, marara anogona kuderedzwa ne65% uye 75%, zvichiteerana. HUang Chengya nevamwe Kubva pachikoro chezvinhu, South China yeSouth China yeChinyorwa cheMuchina yemutumbi yemuti. Mari yakakwana yeiyo fiber mu coment motsi inenge 0.9kg / m3, kana iyo mari ichikwira huwandu uhu, kusimbisa uye kusimbisa kwemiti paFienti ichave yakagadziridzwa zvakanyanya, uye haisi hupfumi. Kuwedzera machira kune motsi kunogona kuvandudza kusakwana kwerufu. Kana iyo simendi matrix inodonha, nekuda kweiyo basa remabhawa akanaka embira inotambwa nemachira, simba rinopedzwa zvinobudirira. Kunyangwe kana paine micro-trocks mushure mekuita kwekushushikana kwemukati uye kwekunze, kuwedzera kwemakwenzi kuchadzikiswa neiyo fiber network system. , Zvakaoma kukudziridza kuva makwenzi makuru, saka zvakaoma kuumba nzira yekutsvaga, nokudaro ichivandudza kusakwana kwerufu.
3. Kupinda Mumiriri
Kuwedzera mumiririri kune imwe yakakosha anti-crack uye anti-inotsvaga chikamu mumufananidzo wakaoma-musanganiswa. Iyo inonyanya kushandiswa kushandiswa kwevamiriri AEA, UEA, CEA uye zvichingodaro. AEA Expanssion Agent ane zvakanakira simba rakakura, DOSAGE DOSAGE, yakakwira post-simba, yakaoma shrinkage, uye yakaderera alkali. Iyo Calcium Acuminate Minerals CA mune yakakwira-Alumina Clinker muAea Chikamu chekutanga neCACO4 uye CA (OH) kuumba kuumba calcium sulfaalumine (ettringe) (ettringe) uye kuwedzera. Uea zvakare inogadzira ettrates yekugadzira kuwedzera, nepo Cea inonyanya kuganhurisa calcium hydroxide. Aea Expanssion Agent ndeye Calcium Acuminate Expansion Agent, iyo inowedzera kushambidzika yakagadzirwa neCo-Kugaya imwe chikamu cheiyo yepamusoro-alumina clinker, yakasikwa alunite uye gypsum. Kuwedzera kwakaumbwa mushure mekuwedzera kweAea inonyanya kukonzerwa nezvinhu zviviri: muchikamu chekutanga cheMinerali kuumba calcium sulfoaluminate hydrate (ettringe) uye kuwedzera, huwandu hwekuwedzera hwakakura. Iyo yakagadzirwa ettrinite uye hydrate aluminium hydroxide gel ita kuti nzvimbo yekuwedzera uye iyo gel chikamu chinonyatsoenderana, izvo zvisina kungoita kuti uwedzere kushanda asi unovimbisawo simba. Pakati uye kunonoka nhanho, Ettrcingite zvakare inogadzira ettrates pasi pekunakisa kweiyo gypsum yekugadzira micro-kuwedzera, iyo inovandudza microcture yeiyo comment aggregate interface. Mushure mekunge aea yakawedzerwa kune dhiri, huwandu hwakawanda hweEttritite zvakagadzirwa mumatanho ekutanga uye wepakati anozowedzera huwandu hwekufa, gadzira chimiro chemukati, kuderedza macropores, kuderedza iyo yakazara Kuwedzera, uye kunatsiridza zvikuru kusakwana. Kana dura riri mumamiriro akaoma mune imwe nhanho, kuwedzera mumatanho ekutanga uye epakati kunogona kugumbuka zvese kana chikamu chekudzikira kwechikamu, kuitira kuti kupokana nekukasira uye kurwisa kwakavandudzwa kunovandudzwa. Uea expanders inogadzirwa kubva kumisangano yemamiriro ekunze senge sulfates, Alumina, potassium sulfaluminate uye calcium sulfate. UEA painosanganiswa musi mune yakakodzera huwandu, inogona kuzadzisa mabasa ekutsiva kuderera, kupenga kuramba uye anti-bellage. Mushure meUE yakawedzerwa kune yakajairika simende uye yakasanganiswa, ichaita necalcium silte uye hydrate kuumba ca (Ah) 2, iyo ichaburitsa sulfaluminic acid. Calcium (C2 3Chi4O4) is ettringe, iyo inoita kuti sment marara zvine mwero, uye huwandu hwenzvimbo yemutero zvinoenderana nezviri muUea, kugadzira dhizaini, nekukasira, nekukasira kupenga kuramba uye kusakwana. Lin Deian Akashandiswa Sement Mertar yakavhenganiswa neUea kumadziro ekunze, uye akawana zvakanaka anti-leak ajer. Cea Expanssion Agent Clinker yakagadzirwa neLimestone, ivhu (kana High Alumina Clay), uye hupfu hwenzvimbo, hwakagadziriswa pa1350-1400 ° C, uye ipapo pasi kugadzira lea expanssion mumiriri. Cea expanssion vamiririri vane maviri ekuwedzera masosi: cao hydration kuumba ca (Ah) 2; C3A uye Activated Al2o3 kuumba ettrinite mune yepakati ye gypsum uye ca (oh) 2.
4. Plasticzezer
Motors Plasticzer ndeye powdery mhepo-inopinda mudhara mudhara yakawedzerwa neiyo organic polymers uye inorganic makemikari admixture, uye chinhu chinoshatisa-chinhu. Inogona kuderedza zvakanyanya kushushikana kwemhinduro, uye gadzira huwandu hwakawanda hwekuvharwa uye madiki mabhuruku (kazhinji 0.25-15mm mudhara) panguva yekusanganisa kwemota nemvura. Iyo chinhambwe pakati pemicrobubbles idiki uye kugadzikana kwakanaka, izvo zvinogona kuvandudza zvakanyanya basa rekushanda kwemotokari. ; Inogona kuparadzira simenent zvidimbu, kusimudzira siment hydration maitiro, kuvandudza kusimba kwemutyairi, kusakwana uye kushamisa-kwe-thaw kuramba, uye kuderedza chikamu cheSimende; Iine viscosity yakanaka, kushushikana kwakasimba kwevhu kwakasanganiswa pamwe chete nazvo, uye kunogona kudzivirira matambudziko anowanzovaka sekupa (kurira), kupaza, uye mvura ine mvura pamadziro; Zvinogona kuvandudza nzvimbo yekuvaka, kuderedza kusimba kwebasa, uye kusimudzira kuvaka kwakabudirira; Iyo inobatsira kwazvo ehupfumi uye munharaunda yehukama iyo inogona kuvandudza mhando yepeprojekiti uye kuderedza zvinoshamisa zvine hushamwari uye zvigadzirwa zvine simba-zvinoponesa zvine simba nemitengo yekuvaka yakaderera. Lignosulfonate iplasticzer inowanzo shandiswa mune yakaoma poda poda dhiri, iyo iri marara kubva pamapepa mamaira, uye denderedzwa denderedzwa iri 0.2% kusvika 0.3%. Mapurasitiki anowanzoshandiswa mumotokari inoda mongwe yakanaka yekuzvimiririra, senge kuzvimiririra cushions, pamusoro pevhu kana kufambisa mimbi. Kuwedzera mapurasitiki muMasonry Dorar kunogona kuvandudza basa rekushanda, kudzokorora kwemvura, uye kukurira kupfupika kweiyo simende-yakasanganiswa yakajeka sosi, kuderera kwesimba, kuitira kuti uve nechokwadi Kunaka kwemasonry. Inogona kuchengetedza 50% lime limela palastering durari, uye duri hazvisi nyore kupatsanurwa kana kupatsanurwa; Iyo dhuma ine yakanyanya kuderedza kune iyo substrate; Iyo sosi yekuvhara haina munyu, uye ine yakanaka yekupenga kupokana, kupokana kwechando uye kuramba mamiriro ekunze.
5. Hydrophobic Advance
MaHydrophic anowedzera kana ekuzvidza kwemvura anodzivirira mvura kuti ipinde mucheki vachichengetedza iyo motsi yakavhurika kuti ubve zvakashata zvemvura yemvura. Hydrophobic inowedzera yekuwedzera kweiyo yakaoma-yakasanganiswa mormar zvigadzirwa inofanirwa kuve neinotevera hunhu: ①IT inofanirwa kunge iri chigadzirwa cheupfu; ②ve yakanaka kusanganisa zvivakwa; Fungai duri rakaita sehydrophobic yese uye chengetedza nguva refu; ④Bond kune Simba reMusoro harina kujekesa zvakaipa; ⑤ Une hushamwari kune zvakatipoteredza. Hydrophobic vamiririri parizvino vanoshandiswa parizvino vari mafuta acid simbi, senge calcium steatate; Silane. Nekudaro, calcium stearate haisi iyo yakakodzera hydrophobic inowedzera kuti yakaoma-yakavhenganiswa motokari, kunyanya yezvishandiso zvekugadzira zvekuvaka, nekuti zvakaoma kusanganisa nekukurumidza uye kufanana neyakafa. MaHydrophobic anowanzoshandiswa mulasingering motsi yekuparadza kwekunze ekunze ekunze masisitimu, marara emarara, uye mongororo yemvura, uye mongororo yemvura yekupararira kwemadziro ekunze.
6. Zvimwe zvinowedzera
Iyo coagulant inoshandiswa kugadzirisa iyo yekuisa uye kuomesa zvivakwa zveiyo dhaka. Calcium fomu uye lithium kabhoni inoshandiswa zvakanyanya. Typical mitoro ndeye 1% calcium fomu uye 0.2% lithium carbonate. Sevazhinji vakacherekedza, retareders vanoshandiswawo kugadzirisa marongero uye kuomesa zvivakwa zve moter. Tartaric Acid, Citric acid uye maparya avo, uye gluconate yakashandiswa zvinobudirira. Iyo yakajairika dosage ndeye 0.05% ~ 0.2%. Defodhi defoamer inoderedza iyo mhepo yezvirevo zvevhu nyowani. Dewded defoamers anobva pamapoka akasiyana emakemikari akadai se hydrocarbons, polyethylene glycols kana polsiloxanes adsorbed pane inorganic rutsigiro. Starch Ether inogona kuwedzera kuwirirana kweiyo durari, uye nekudaro kuwedzera zvishoma kudiwa kwemvura uye kukosha kwekubereka, uye kuderedza iyo sagging degree rakasanganiswa. Izvi zvinobvumira kuti dururu riitwe rakakura uye iyo tile inonamira kuomerera kune mataira anorema nekusagadzikana kushoma.
Kutumira Nguva: Kukadzi-06-2023