Unogona kushandura mamota ako akaoma nekuwedzera polyvinyl alcohol resin ine pure yakawanda. Polyvinyl alcohol powder inoshanda se binder yakasimba, inoumba firimu, uye inokora. Unovandudza simba re tensile bond, kuchinjika, uye kuchengetedza mvura ipapo ipapo. Vagadziri vemaformula vanosarudza China Supplier PVA powder polyvinyl alcohol yeAdhesive / Mortar Construction kuti vamise shrinkage cracking, vawedzere nguva yekuvhura, uye vagadzire misanganiswa yesimende yakasimba.
- •Kuisa poda yepolyvinyl alcohol muhari yesimbi yakaoma kunoita kuti pave nekubatana kwakasimba uye kunomisa kutsemuka kwenzvimbo.
- •PVA inochengeta mvura mukati memisanganiswa yesimende yakanyorova kuti vashandi vawane nguva yekuwedzera yekuisa mataira zviri nyore.
- •Magiredhi ePVA akanyungudika zvishoma mumvura inotonhora kuti pave nemaputty anochinjika uye anogara kwenguva refu pamadziro.
Mabasa Akakosha Ehunyanzvi ePVA Mukuvaka Matura
Unogona kushandura maformula akajairwa emusanganiswa wakaoma kuita mamortar ekuvaka anoshanda zvakanyanya nekuwedzera upfu hwepolyvinyl alcohol. PVA resin yepamusoro inoshanda semubindi anoshanda, inoumba firimu, uye inokora. Unowana hunhu huri nani hwemuviri, simba remakanika rakanaka, uye kugara kwenguva refu kwakanaka muzvigadzirwa zvako zvinosimbisa simende.
Simba reKubata uye Kunamatira kweSupreme Tensile Bond
Kana ukasanganisa dhaka rakaoma nemvura, upfu hwePVA hunonyunguduka nekukurumidza uye hunogadzira matrix yakafanana yepolymer. Matrix iyi inofukidza zvidimbu zvesimende uye inozadza maburi madiki ari mukati me cement paste. Sezvo simende ichinyorova, polymer inogadzira zvisungo zvemakemikari zvakasimba ne substrate uye network ye cementitious. Unowana simba rakakura re tensile bond, izvo zvinodzivirira tile declination, wall putty flaking, uye surface delamination nekufamba kwenguva.
Vaongorori vakanyora zvakakwana kuti kugadziriswa kwepolymer nefiber kunosimbisa sei matrix ecementitious:
| Rondedzero Yekudzidza | Basa Guru reUnyanzvi rePVA Rakaongororwa | Kuwanikwa Kwekutanga Kwakabatana neKushanda Kwevhu | Ruzivo Runotsigira |
|---|---|---|---|
| Deng nevamwe (2020) – Constr. Build. Mater. | Kusimbiswa kwefiber pakuita kuti munhu asundire | Maitiro ekudhonza machira (TRM) akavandudzwa | Mafiber mapfupi ePVA anowedzera kushanda kwesimba reTRM systems. |
| Wang nevamwe (2018) – Constr. Build. Mater. | Kusimbiswa kwefiber mu matrices ekongiri yakagadziriswa | Hunhu hwakavandudzwa uye mashandiro ari mukongiri yerabha | Mafiber ePVA anovandudza mashandiro ema matrices ekongiri akagadziriswa nerabha. |
| Liu nevamwe (2024) – J. Build. ChiRungu. | Kuvandudzwa kweinterface mumasisitimu e geopolymer | Kuvandudzwa kwekushanda kweinterface mu geopolymer concrete | Nano-SiO2 yakagadziriswa PVA fibers inowedzera fiber-matrix interface. |
| Cheng nevamwe (2023) - Kugara kwenguva refu | Kushanda muMainjiniya Akagadzira Cementitious Composites (ECCs) | Ongororo yekushanda kwePVA fiber muECCs | Inopfupikisa basa rePVA fiber mukuita kuti zvinhu zvishande zvakanaka. |
| Kuferefeta Kwekuyedza (Chinyorwa chePMC) | Maitiro ekusimbisa akawanda | Kuwanda kwePVA kwakakodzera (0.4–0.8 vol%) kunowedzera simba rose | PVA inogadzira network ye3D inobatanidza microcracks uye inosimbisa nzvimbo yekuchinja kuburikidza nehydrogen bonding. |
Kuumbwa Kwemafirimu Anochinjika uye Kuderedza Kutsemuka
Madhaka esimbi akajairika anogumira mvura painopwa panguva yekuoma. Kuoma uku kunokonzera kushushikana kwemukati, zvichikonzera kutsemuka kwepadenga kunokanganisa kusimba kwechimiro. PVA resin yakanyungudutswa inopararira zvakaenzana mukati memvura yakanyorova. Dhaka rako parinooma, polymer inobatana kuti igadzire membrane inochinjika, inochinjika mumaburi madiki.
Nekuda kwechimiro chayo chakasiyana chemamorekuru, PVA inoumba firimu rakasimba, rinopfava panguva yekugadziriswa, izvo zvinovandudza kuramba kwechinhu chapera uye kugara kwenguva refu uku zvichideredza kuumbwa kwemitswe yekumusoro.
Iyi network yepolymer inobatanidza zvidimbu zvidiki zvemachira ipapo ipapo uye inobvisa kushushikana kwechimiro kunokonzerwa nekuwedzera kwekupisa kana mutoro wemakanika. Unogadzira majasi anochinjika, ma putty emadziro, uye matanda emataira anotsungirira kufamba kwezvakatipoteredza asingatsemuke kana kudzikira.
Kuchengetedza Mvura uye Kuvandudza Kushanda Kwayo
Kunyorovesa mvura kwakakodzera kunoda kuchengetwa kwemvura kwakakwana mukati medhaka idzva. Misanganiswa yesamende yakajairika inokurumidza kurasikirwa nemvura kuburikidza nekupwanyika uye kunyudzwa muzvikamu zvine maburi zvakaita sezvidhinha kana mabhuroko ekongiri. Kurasikirwa nemvura nekukurumidza kunoita kuti mvura isanyatsopinda mudhaka, zvichikonzera kusimba kushoma, guruva, uye kusabatana zvakanaka.
Upfu hwePVA hune ma hydrophilic hydroxyl akawanda mu polymer chain yayo. Mapoka aya anoshanda anosunga mamorekuru emvura kuburikidza nehydrogen bonds, achibata hunyoro zvakasimba mumusanganiswa wakanyorova. Unotambanudza nguva yekuvhurika kwema mortar ako, uchipa mataira ekuisa mataira nema plasterer nguva yakawedzerwa yekugadzirisa zvinhu. Mushonga we polymer wakakora unoshandawo se rheology modifier. Unowana mafuta akanaka, hunhu hwe troweling hwakatsetseka, uye hunhu hwakasimba hwekudzivirira kudonha pamadziro akamira.
Kusagadzikana uye Kuramba Kukanganiswa
Madhaka asina kugadziriswa anowanzo ratidza kuomarara pamusoro uye kusasimba kwemuchina kana achishanda nesimba. Kugadziriswa kwePVA kunoshandura chimiro chemukati chemadhaka akaomarara. Firimu repolymer rinoenderera mberi rinotenderedza tsanga dzejecha uye zvigadzirwa zvemvura, zvichigadzira chimiro che co-matrix chinogovera masimba enzvimbo zvakaenzana.
Madhaka ako akacheneswa anodzivirira kukwenywa pamusoro, kufamba kwakawanda kwetsoka, uye kurohwa nemagetsi kakawanda. Kubatana kwacho kwakasimbiswa kunomisa kuumbwa kweguruva pamadziro epasi uye kunodzivirira kupedzwa kwemadziro ekunze kubva mumamiriro ekunze akaipisisa. Nekuisa upfu hwePVA hwakachena zvakanyanya mumafuta ako akaoma, unogadzira dhaka dzakasimba uye dzinogara kwenguva refu dzinosangana nezvinodiwa zvakanyanya zvekuvaka.
Zvikumbiro Zvikuru zveUpfu hwePVA
Unogona kuvandudza madhaka ekugadzira akaomarara mumapurojekiti mazhinji ekuvaka uchishandisa zvinowedzera zvepolymer zvine hutsanana hwakanyanya. Kuwedzera polymer resin kunovandudza hunhu hwemuviri uye kunoita kuti mashandiro evashandi ave nyore.
Zvinonamira Mataira uye Zvimiti Zvesimende
Mataira anorema anoda simba guru rekubatanidza uye kuramba mvura. Polyvinyl alcohol inonamira simende zvakasimba pamusoro pevhu rakatsetseka uye pamadziro ekongiri.
- Mafomula emazuva ano egrout anodzivirira mvura zvakanyanya uye akasimba ne 0.3% PVA fiber dosage.
- Zvisungo zvakasimba zvepolymer zvinodzivirira mataira kuti asatsvedzerere pasi penzvimbo dzakamira panguva yekuisa.
Majasi eWall Putty neSkim
Maputty akatetepa emadziro anoda kuchinjika kuti agare akatsetseka nekufamba kwenguva. Upfu hwePVA hunosunga mafillers akatetepa, zvichiita kuti nzvimbo dzakatetepa dzisatsemuke.
Mapolymers akadzorerwa mvura anovaka network yakasimba yekudzivirira mukati memadziro emvura. Iyi sisitimu inoderedza kunyudzwa kwemvura, inodzivirira hupfu hwepamusoro, uye inomisa kupfava kwechimiro mushure mekusviba nehunyoro.
Kuwedzera upfu hwePVA kune mabhenefiti akakosha ekuvaka:
- · Inowedzera kusimba kwerukoko rwese.
- · Inoderedza kuoma kweganda zvakanyanya.
- · Inodzivirira kuputika kudiki pamadziro makuru emukati.
Makomputa Epasi Anozvienzanisa
Matanda epasi pevhu anoda kuenzana nekukurumidza uye kuomarara kwakafanana pamusoro. Kusanganisira China Supplier PVA powder polyvinyl alcohol yeAdhesive / Mortar Construction inodzora rheology yemvura uku ichidzivirira kupatsanurwa kwezvinhu. Unowana pasi rakati sandara, risina guruva rinopora nekukurumidza mumamiriro ezvinhu akaomarara.
Masisitimu Ekudzivirira Kunze uye Ekupedzisira (EIFS)
Majasi ekunze emadziro anotarisana nekudziya nguva dzose uye mvura inonaya zvakanyanya. PVA resin inopa mukana wekuti madhaka ebasecoat akwanise kuchinjika pamusoro pemabhodhi ekudzivirira akapfava. Unodzivirira mapaneru ekudzivirira ari pasi apa uchivaka mafaçade ekunze anogara kwenguva refu, anodzivirira mamiriro ekunze.
Kugadzira Cementitious Mortars nePVA Resin
Unofanira kuverenga zviyero zvedzidzo chaiyo kuti ugadzire mafomura akasimba uye akavimbika emusanganiswa wakaoma. Zvimwe zvinowedzerwa zvepolymer zvinoshandura network chaiyo ye simende. Kuwedzera huwandu hwakakodzera hwe polymer resin kunoita kuti zvigadzirwa zvako zvishande zvakanaka, zvibatanidzwe zvakasimba, uye kuti zvisaparare zvakanyanya.
Zvinokurudzirwa Zviyero zveDosage uye Zviyero
Unofanira kuenderana nezvinodiwa pakushandisa kwako. Kugadziriswa kudiki kwehuwandu hwepolymer kunoita kuti pave nekuchinja kukuru mukunamatira kwakasimba uye kuramba mvura. Zvinonamira zvemataira zvakagadzirwa nesimende zvinoda polymer chaiyo kuti zvidzivirire kutsvedza kwemataira akamira uye kutadza kushanda zvakanaka.
| Rudzi rweKunyorera | Chipimo Chinokurudzirwa | Hwaro hweKuverenga Chipimo | Chinangwa Chekutanga Chekugadzira |
|---|---|---|---|
| Zvinonamira Mataira Zvakavakirwa paSimende | 0.5% kusvika 2.0lt;/td> | Kurema kwemusanganiswa wakaoma | Inowedzera kunamira uye inowedzera nguva yekuvhura |
| Dura Rinodzivirira Kutsemuka (Fiber) | 0.9–1.2 kg/m³ | Mubereko chaiwo weboka | Inodzivirira kupwanyika kwema microcracks pamusoro |
| Ductile Mortar Yakakwira (HDM) | Huwandu hwezana revhoriyamu | Vhoriyamu yeMatrix | Inowedzera simba rekuchinjika uye kugona kuomesa |
Unofanira kuverenga chiyero chefiber uchishandisa goho rechokwadi remusanganiswa wako pane huwandu hwezita remusanganiswa. Unogona kunatsa dhizaini yako yemusanganiswa nekutevera nzira yakarongwa yekuedza:
| Nhungamiro | Kurudziro Yakavakirwa Pahumbowo |
|---|---|
| Mhando yeDosage Range (Anti-Crack Mortar) | 0.9–1.2 kg yePVA fiber pa cubic meter (m³) yedhaka, ine urefu hwe6 mm fiber senzvimbo yekutangira. |
| Nzira Yekuverenga (Chipimo Pachikamu Chega Chega) | Fiber pabatch (kg) = Chiyero chakatsanangurwa (kg/m³) × Mubereko chaiwo webatch (m³). Inosimbisa kushandisa mubereko chaiwo, kwete vhoriyamu yezita remusanganiswa. |
| Tsanangudzo yeChipimo | Shandisa kg/m³ pakugadzira dhaka remhando yepamusoro; muzana wehuwandu hwezvinhu zvakagadzirwa nesimbi yakagadzirwa nesimbi (ECC); muzana wehuremu hwakaoma pakugadzira simende yefiber. Zvakakosha kutaura hwaro hwezvinhu kuti usakanganisa (semuenzaniso, 2% nehukuru ≠ 2% nehukuru hwakaoma). |
| Protocol Yekugadzira Miedzo | Chengetedza matrix yakatarwa uye shandura chimwe chinhu panguva imwe chete. Imwe nzira inokurudzirwa yekudzivirira kupwanyika kwemota ndeyekudzora kusina fiber pamwe ne 0.9, 1.05, uye 1.2 kg/m³. Bata chiyero chemvura-ku-binder nguva dzose uye gadzirisa chinoderedza mvura chete mumiedzo yakasiyana, yakanyorwa. |
Kusarudza Hydrolysis uye Viscosity Grades
Unofanira kusarudza mwero chaiwo wehydrolysis uye huremu hwemolecular yemusanganiswa wako. Hydrolysis ndiyo inosarudza kuti polymer inonyunguduka nekukurumidza sei mumvura inotonhora. Mapolymers asina hydrolysis anonyunguduka nekukurumidza mumvura inodziya yemumba, zvichiita kuti akwane kune mamortar akaoma akasanganiswa mumunda.
| Chikamu | Zvidimbu |
|---|---|
| Giredhi rePVA Rinokurudzirwa | PVA-2488 |
| Dhigirii reHydrolysis Rinokurudzirwa | 86.0 – 89.0 mol% |
| Kunobva Mazano | Mugadziri (MIXEON) zvakanangana nezvigadzirwa zvekuvaka. |
| Zvikumbiro zveKuvaka Zvikuru | Dhaka rakasanganiswa nevhu rakaoma, putty yehupfu hwakaoma, zvigadzirwa zvegypsum, chisungo chemataira. |
| Mabhenefiti Akakosha muMortar | Inowedzera kunamira pa simende/raimu/gypsum, inovandudza kushanda kwayo, inononotsa kuoma kuti pave nekuputika kwepasi. |
Kusviba kwepolymer kunochinja zvakananga maitiro ekuyerera kwemvura kwemusanganiswa mutsva wedhaka. Kutsvaga zvinhu zvako kubva kumutengesi akavimbikaSemutengesi weChina PVA powder polyvinyl alcohol yeAdhesive / Mortar Construction inokubatsira kuti ugone kudzora viscosity zvakanaka muchikamu chimwe nechimwe. Network ye polymer chain inochinja kubatana kwemukati ipapo ipapo.
Mafiber anochinjika (semuenzaniso, polypropylene ne polyvinyl alcohol fiber) anogona kuwedzera viscosity kuburikidza ne: (1) kuchinja kwemafiber uye kuumbwa kwechimiro chekupindirana; uye (2) shear viscosity yakawedzera nekuwedzera kwekuchinjika kwemafibers kunoita kuti akwanise kupinda muchimiro cheS-shape uye kuwedzera kufamba kwezvidimbu.
Maitiro Akanakisisa Ekubatanidza Uye Kuparadzira
Unofanira kuwana polymer yakapararira zvakaenzana mukati memusanganiswa weupfu hwakaoma usati wawedzera mvura yakasanganiswa. Mapolymer akapararira zvisina kunaka anogadzira mabundu, anoderedza simba, uye anokonzera zvikanganiso pamusoro pemadziro apera.
| Danho rekusanganisa | Chiito Chinodiwa | Mhedzisiro yehunyanzvi |
|---|---|---|
| Kusanganisa Kwemutakuri | Pima upfu hwepolymer kuita chidimbu chidiki chakaita sejecha rakaoma kana kuti filler diki. | Inoparadzanisa zvidimbu zvepolymer zvakaenzana pakati pezvicherwa zvakanaka. |
| Kusanganisa Kwakaoma Kwakanyanya | Wedzera premix inotakura mumusanganiswa mukuru wakaoma usati wawedzera mvura. | Inogovera zvinhu zvinoshanda zvakaenzana mukati mechikamu chakaoma. |
| Kuwedzera Mvura | Sanganisa hupfu hwakaomeswa hwakasanganiswa nemvura yakachena kwenguva pfupi, yakagadzika yekusanganisa. | Inonyorovesa polymer nekukurumidza pasina kugadzira mabhora efiber kana mapuru eresin. |
Kupararira kwakakodzera kunoshandura mashandiro akaomarara emamortar esimende. Kugoverwa kwemafiber akafanana ane mativi maviri kunofukidza zvikamu zvesimende zvakaenzana, zvichiwedzera simba rekuchinjika uye kugona kutsauka mumasisitimu eHigh Ductile Mortar. Kuputira kwemapolymer akafanana kunosimbisa nzvimbo yekuchinja kwemukati uye kunodzivirira kuwanda kwekushushikana munzvimbo.
Mupi weChina PVA Powder Polyvinyl Alcohol yekuvaka Adhesive / Mortar
Unoda zvinhu zvekugadzira zvinovimbika kuti ugadzire madhaka anosimbisa simende nguva dzose. Kuwana resin yakachena kubva kumugadziri ane mukurumbira kunovimbisa kushanda zvakanaka kwechigadzirwa. Shanghai Zoran New Material Co. Ltd inopa zvinhu izvi.zvinowedzera zve polymer zvine mwero wepamusoroyemabasa enyu ekuvaka pasi rose.
Kusimbiswa Kwemhando Yepamusoro uye Maitiro Ekuchena
Unofanira kuona kuchena kwepolymer usati wasanganisa mabheti makuru ekugadzira. Marabhoritari emazuva ano anoita bvunzo dzakasimba pasi pemamiriro akajairwa ekupisa kwemumba kwe20°C uye hunyoro hwe50%.
Unogona kusimbisa kunaka kwezvinhu uchishandisa bvunzo ina dzehuwandu hwezvinhu:
- · Bvunzo reKusimba Kwechokwadi Kwakasimba: Inoshandisa nzira ye pycnometer pamasampuli akaomeswa zvakakwana kubvisa kukanganiswa kwehunyoro.
- · Kuedzwa kweHuru Hwehuwandu: Inoshandisa nzira ye "fixed-volume funnel" kuyera huwandu hwehupfu hwakareruka kuti ipe chikafu nemazvo.
- · Kuedzwa kweKuwanda kweMhinduro: Inoshandisa chiyereso chedigital density meter pamvura inogadziriswa kuti iongorore zviri mukati memvura panguva chaiyo.
- · Mamiriro Ekuyedza Akajairwa: Inochengetedza kudzora kwakasimba kwezvakatipoteredza kuti ive nechokwadi chekuti hapana kusvibiswa kwakawanda.
Masisitimu ePLC anongoerekana aongorora kugadzirwa kwefekitori pasi pezvitupa zveISO9001 neISO14001. Unogamuchira Zvitupa zveKuongorora zvakasimbiswa pese pakutumira.
Sarudzo yeGiredhi yeMafomu ekuvaka
Unofanira kusarudza mhando dzakasiyana dzema polymer zvichienderana nezvinodiwa nezvigadzirwa zvako. Shanghai Zoran New Material Co. Ltd inogadzira mhando dzakasiyana dze resin, dzinosanganisira PVA17-99, PVA26-99, PVA17-88, uye PVA05-88. Mhando dzakanyungudika zvishoma dzinonyungudika nekukurumidza mumvura inotonhora. Unogona kusarudza China SupplierPVA upfu hwepolyvinyl alcohol yekushandiswaKuvaka kweAdhesive/Mortar kuti kuwedzere nguva yekuvhura uye kusimba kwekubatana muma tile adhesive, skim coats, uye self-leveling floors.
Kuvimbika kweChiketani Chekugovera uye Kutenga Kwakawanda
Munochengetedza nzvimbo yenyu yekugadzira kubva mukushomeka kwezvinhu nekubatana zvakananga nevagadziri vekuChina. China inopa kugadzikana kwakanyanya kwemitengo nekuti vinyl acetate yemuno inopa inodarika 80% yecheni yezvinhu zvakagadziriswa. Kukwanisa kukuru kwekugadzira kunobvumira kukura kwezvigadzirwa nekukurumidza kana kudiwa kwacho kuchikwira nekukurumidza. Kuva pedyo nezviteshi zvikuru zvekutakura zvinhu kunoita kuti kutumirwa kwekunze kuitwe nekukurumidza. Uyezve, munogona kuchengetedza nzira dzekutakura dzinochinjika kubva pamabhegi 12.5 kg kusvika kumabhegi akarukwa 1000 kg. Kugadzira buffer stock yemuno kunodzivirirawo mashandiro enyu kubva pakunonoka kwekutakura zvinhu mugungwa.
Upfu hwePolyvinyl alcohol hunopa kunamira kwakakosha, kuchinjika, uye kudzora hunyoro hwezvinhu zvako zvemortar zvinoshanda zvakanaka. Unowana simba rekusimba uye kugara kwenguva refu musanganiswa wega wega wesimende. Kuwana resin yakachena kwazvo kubva kuChina Supplier PVA powder polyvinyl alcohol yeAdhesive / Mortar Construction kunokubatsira kuchengetedza mhando dzakafanana uku uchigadzirisa mitengo yezvinhu nemazvo.
Mibvunzo Inowanzo bvunzwa
Ndeipi dhirosi yehydrolysis inoshanda zvakanyanya pakugadzira dhaka rakaoma rakasanganiswa?
Unofanira kusarudza magiredhi ePVA akanyungudutswa zvishoma ane hydrolysis ye86% kusvika 89%. Magiredhi aya anonyunguduka nekukurumidza mumvura inotonhora uye anovandudza kunamira kwemortar yese nekukurumidza.
Upfu hwePVA hunodzivirira sei kutsemuka kwemaputty emadziro uye marender?
PVA inoumba firimu repolymer rinochinjika panguva yekuoma. Iyi network inoenderera mberi inobatanidza zvidimbu zvidiki, inobvisa kushushikana kwekupwanyika, uye inowedzera kuchengetedza hunyoro mukati memota itsva.
Sei uchifanira kutsvaga upfu hwePVA kubva kuShanghai Zoran New Material Co. Ltd?
Shanghai Zoran Zvinhu Zvitsvaine ISO-certified, high-pure PVA grades sePVA17-88 nePVA24-88. Unowana vimbiso yemhando yezvigadzirwa, kudzorwa kwakasimba kwe viscosity, uye kuwanikwa kwakavimbika kwehuwandu.
Nguva yekutumira: Nyamavhuvhu-13-2026