Zvinonamira zvemataira zvine basa guru muindasitiri yekuvaka, zvichipa mhinduro dzakasimba uye dzakanaka dzekunamira mataira panzvimbo dzakasiyana-siyana. Kushanda zvakanaka kwezvinonamira zvemataira kunoenderana zvakanyanya nehuwandu hwezvinhu zvakakosha, izvo zvinogadziriswazve mapolymers uye cellulose ndizvo zvinhu zviviri zvikuru.
1. Mapolima anogona kunyungudika:
1.1 Tsanangudzo uye hunhu:
Mapolymer anogayiwazve zvinhu zvinowedzerwa nehupfu zvinowanikwa nekushandisa mapolymer emulsions anoomesa nespray kana dispersions. Mapolymers aya anowanzo shandiswa kubva pavinyl acetate, ethylene, acrylics kana mamwe ma copolymers. Hupfu hwacho huri nyore kubata uye hunogona kuiswa mu tile adhesive formulations.
1.2 Wedzera kunamira:
Mapolymer anogadziriswazve anovandudza zvakanyanya kunamira kwemataira kune akasiyana-siyana ma substrate. Iyo polymer inooma kuti igadzire firimu rinochinjika, rinonamira rinogadzira chisungo chakasimba pakati pechinamira netaira ne substrate. Kubatana uku kwakawedzerwa kwakakosha pakuona kuti pamusoro petaira panogara kwenguva refu uye pakasimba.
1.3 Kuchinjika uye kuramba kutsemuka:
Kuwedzerwa kwepolymer inoraswazve kunoita kuti tile namatire igone kuchinjika, zvichiita kuti ikwanise kuchinjika nekufamba kwe substrate pasina kutsemuka. Kuchinjika uku kwakakosha zvikuru munzvimbo dzinogona kuchinja tembiricha kana shanduko dzechimiro, zvichidzivirira kuumbwa kwetsemuka kunogona kukanganisa kusimba kwetiles.
1.4 Kudzivirira mvura:
Mapolymer anogadzurwa anobatsira kuti mataira arambe achidzivirira mvura. Firimu repolymer rinoumbwa parinooma rinoshanda sechidziviriro, richidzivirira mvura kuti isapinde uye nokudaro richidzivirira kubatana. Izvi zvakakosha zvikuru munzvimbo dzine hunyoro dzakadai sedzimba dzekugezera nemakicheni, uko hunyoro hwakanyanya.
1.5 Kugona kugadzirwa uye maawa ekuvhura:
Hunhu hwe rheological hwema polymers anonyungudika anotamba basa rakakosha mukushanda kwema tile adhesives. Anobatsira kuchengetedza kuenderana kwakakodzera uye kuita kuti zvive nyore kushandisa. Pamusoro pezvo, polymer inonyungudika inobatsira kuwedzera nguva yekuvhurwa kwe glue, zvichipa vanoisa nguva yakakwana yekugadzirisa nzvimbo ye tile adhesive isati yaiswa.
2. Serosi:
2.1 Tsanangudzo nemarudzi:
Cellulose ipolymer yechisikigo inobva mumadziro emasero emiti uye inowanzoshandiswa sechinhu chinowedzera muzvinamira zvemataira. Cellulose ethers, dzakadai semethylcellulose (MC) uye hydroxyethylcellulose (HEC), dzinowanzo shandiswa nekuda kwehunhu hwadzo hwakanaka hwekuchengetedza mvura uye kukora.
2.2 Kuchengetwa kwemvura:
Rimwe remabasa makuru e cellulose muma tile adhesives kugona kwayo kuchengetedza mvura. Izvi zvinoita kuti glue irambe yakavhurika, zvichiita kuti ikwanise kushandiswa. Kana cellulose ikatora mvura, inoumba chimiro chakaita sejeli chinodzivirira glue kuti isaome nekukurumidza panguva yekushandiswa.
2.3 Kuvandudza kugona kwekugadzirisa uye kuramba kudonha kwemvura:
Cellulose inovandudza kushanda kwechinamira chetaira nekudzivirira kutsvedza panguva yekushandiswa kwakamira. Kukora kweselulosi kunobatsira chinamira kuchengetedza chimiro chayo pamadziro, zvichiita kuti mataira anamire zvakaenzana pasina kudonha.
2.4 Deredza kudzikira kweganda:
Cellulose inogona kuderedza kupwanyika kwechinamira chemataira panguva yekuomeswa. Izvi zvakakosha nekuti kupwanyika kwakawandisa kunogona kukonzera kuumbwa kwemaburi nemaburi, zvichikanganisa kusimba kwese kwechisungo.
2.5 Mhedzisiro pakusimba kwekudhonza:
Zvinonamira zvemataira zvine cellulose kuti zviwedzere simba razvo rekudhonza. Izvi zvakakosha zvikuru munzvimbo dzine mutoro unorema kana kumanikidzwa, sezvo zvichibatsira kuti pamusoro pemataira pagare kwenguva refu uye pashande zvakanaka.
3. Mhedzisiro yekubatana kwepolymer inonyungudika zvakare uye cellulose:
3.1 Kuenderana:
Mapolymers anogona kudzokororwa uye cellulose zvinowanzosarudzwa nekuda kwekuenderana kwazvinoita pamwe chete nezvimwe zvinhu zviri muchimiro chekunamira mataira. Kuenderana uku kunovimbisa musanganiswa wakafanana unowedzera mabhenefiti echinhu chimwe nechimwe chinowedzera.
3.2 Musanganiswa wekushanda pamwe chete:
Kusanganiswa kwepolymer inonyungudika uye cellulose kunoita kuti pave nekubatana. Mafirimu anochinjika anoumbwa kubva kumapolymer anonyungudika anozadzisa hunhu hwe cellulose hunochengetedza mvura uye hunokora, zvichiita kuti ive neglue yakasimba, inogara kwenguva refu uye inoshanda.
3.3 Kubudirira kwekushanda:
Polymer inonyungudika pamwe chete ne cellulose zvinovandudza mashandiro ese echinamira chetaira, zvichipa kunamira kuri nani, kuchinjika, kuramba mvura, kugona kugadzikiswa uye kugara kwenguva refu. Musanganiswa uyu unobatsira zvikuru uye unokosha mukushandiswa kunoda kubatana kwakavimbika uye kwenguva refu.
Kuisa mapolymer anonyungudika uye cellulose muma tile adhesives inzira yakanaka uye yakasimbiswa muindasitiri yekuvaka. Izvi zvinowedzera zvine basa guru mukusimudzira kunamira, kuchinjika, kuramba mvura, kugona kushandiswa uye kugara kwenguva refu. Kubatana pakati pemapolymer anonyungudika uye cellulose kunoita kuti pave ne adhesive formulations dzakaringana dzinosangana nezvinodiwa zvemapurojekiti ekuvaka emazuva ano. Sezvo tekinoroji nekutsvagisa zvichiramba zvichifambira mberi, zvimwe zvitsva munzvimbo yekunamira mataira zvinotarisirwa kuitika, nekuramba kuchisimbiswa pakuvandudza mashandiro uye kugara kwenguva refu kwezvinhu izvi zvakakosha zvekuvaka.
Nguva yekutumira: Zvita-26-2023