Kushandisa Hydroxypropyl Methylcellulose (HPMC) mumanamira kunopa zvakati wandei zvakakosha. HPMC ndeye yakasikwa polymer cellulose ether, iyo inoshandiswa zvakanyanya mukuvaka, mushonga, chikafu, makemikari ezuva nezuva, machira, anonamira uye mamwe maindasitiri nekuda kweayo akasiyana emuviri nemakemikari zvinhu.
1. Kukora mhedzisiro
HPMC ine yakanaka thickening mhedzisiro uye inogona zvakanyanya kuwedzera viscosity uye thixotropy yekunamatira. Izvi zvinoita kuti kunamatira kuve nyore kushandisa panguva yekushandiswa uye kunamatira zvakanaka pamusoro pechinhu chiri kusungwa. Pamusoro pezvo, nekuwedzera huwandu hwakakodzera hweHPMC, iyo fluidity yeadhesive inogona kugadziridzwa kudzivirira kuti glue rive rakatetepa kana rakanyanya kukora, kuve nechokwadi kutsetseka panguva yekuvaka. Kunyanya mune zvekunamira zvekuvaka, sematairi anonamira kana simende-based adhesives, HPMC inogona kubatsira kugadzirisa viscosity, kuita kuti kuvaka kuve nyore.
2. Kuita kwekuchengetedza mvura
HPMC ine simba rekuchengetedza mvura yakanakisa uye inokwanisa kudzivirira hunyoro huri mukunamira kubva pakubuda nekukasira. Muzvishandiso zvekunamira, kunyanya simende-based kana gypsum-based adhesives, kuchengetedza humidity chaiyo kwakakosha. Zvinamira zvine simba rekuchengetedza mvura zvinogona kuwedzera nguva yakazaruka (kureva nguva yekushanda), zvichipa vashandi vekuvaka nguva yakawanda yekugadzirisa uye kugadzirisa. Uye zvakare, HPMC inovandudza chisungo chesimba uye kusimba kweanonamira nekudzivirira kuomesa kana kuputika kunokonzerwa nekurasikirwa kwemwando. Kuita uku kunonyanya kukosha kune zviitiko zvekushandisa senge tile paving uye kurapwa kwemadziro.
3. Kuvandudza kuvakwa
HPMC inovandudza kushanda kwemanamira. Iine slip yakanaka uye lubricity, ichibvumira kunamatira kupararira zvakanyanya pamativi emhando dzakasiyana-siyana, nekudaro kuvandudza kutsetseka kwekuvaka. Izvi hazvisi kungoderedza huwandu hwekunamatira hunoshandiswa, asiwo hunovandudza hutano hwekubatanidza uye hunobudirira. Kushandiswa kweHPMC mukunamira kunogonawo kudzivirira marara uye kusagadzikana kwekuvaka kunokonzerwa nekudonha, kuita kuti kuvaka pamadziro, pasi kana dzimwe nzvimbo dzakamira dzishande.
4. Kuvandudzwa kwesimba rekubatanidza
Kunyangwe HPMC pachayo isiri yekunamatira, inogona kuvandudza simba rekubatanidza kune imwe nhanho nekuvandudza mamorekuru chimiro uye kuita kweanonamatira. HPMC inogona kubatsira kunamira kugovaniswa zvakaenzana pamusoro pechinhu chakasungwa, zvichiita kuti chisungo chive chakasimba uye chinogara kwenguva refu. Izvi zvinonyanya kubatsira mukuda nharaunda dzekuvaka, senge ceramic tile yekuisa, marble bonding, etc. Inogona kuvimbisa kugadzikana uye kusimba pakati pezvinhu zvakasungwa.
5. Kuomesa-kunyungudika kuramba
Mune dzimwe nzvimbo dzakakosha, senge tembiricha yakadzikira, zvinonamira zvinogona kukanganiswa nechando-thaw cycles uye kukonzera kutadza kana kuderera kwekuita. Kuwedzeredzwa kweHPMC kunogona kunyatso kusimudzira inonamatira yekumisa-thaw kuramba. Pasi pekuchinja kwekushisa kwakadzokororwa, HPMC inogona kuchengetedza kuchinjika uye viscosity yekunamatira, kudzivirira kunamira kubva kupeuka kana kutsemuka nekuda kwechando kana kunyungudika kwehunyoro, uye kuve nechokwadi chekuvaka mhando uye bonding mhedzisiro.
6. Kuvandudza kufanana uye kugadzikana kwekunamatira
HPMC inogona kuwedzera kupararira kweyunifomu yeanonamira uye kuderedza kunaya kana delamination yecolloids panguva yekuchengetedza. Paunenge uchigadzira zvinonamira, HPMC inogona kunyatso kuvandudza kugadzikana kwezvinhu zvayo uye kuona kuti iyo inonamira inochengetedza yunifomu yemuviri zvimiro isati yashandiswa. Munguva yekuchengetedza kwenguva refu, HPMC inogona kudzivirira shanduko yemakemikari mukuumbwa kwekunamatira kana kukuvadzwa kwechimiro chemuviri, nekudaro ichiwedzera hupenyu hwesherufu yechigadzirwa. Mukuwedzera, kugadzikana kwekunamatira panguva yekuchengetedza uye kutakura kunokosha zvakare, uye kushandiswa kweHPMC kunowedzera zvakanyanya kushanda muzvinhu izvi.
7. Kuvandudza sag resistance uye slip resistance
Iyo anti-slip properties yeadhesive inonyanya kukosha mune yakatwasuka kana yakarerekera pamusoro pepamusoro bonding application. Seyakakora, HPMC inogona kusimudzira zvakanyanya anti-slip kuita kweanonamira, kudzivirira iyo colloid kubva pakudonha kana kutsvedza panguva yekuvaka, uye kuve nechokwadi kugadzikana kwezvinhu zvakasungwa. Izvi zvinonyanya kucherechedzwa munzvimbo dzakaita semadziro akakwirira uye sirin'i inoda yakakwirira bonding zvinodiwa.
8. Kuchengetedzwa kwezvakatipoteredza uye kuchengeteka
HPMC inotorwa kubva kune yakasikwa cellulose uye ine yakanaka biodegradability uye kuchengetedza kwezvakatipoteredza zvivakwa. Kushandiswa kwaro mukunamatira hakukonzeri kusunungurwa kwemakemikari anokuvadza, zvichiita kuti zvive zvakanyatsokodzera kushandiswa mumamiriro ezvinhu ane zvinodiwa zvakatipoteredza. Panguva imwecheteyo, HPMC haina chepfu uye haina kukuvadza, haina kutyisidzira hutano hwevanhu panguva yekugadzira, kuvaka uye kushandiswa, uye inoenderana nemazuva ano kuchengetedzwa kwezvakatipoteredza uye kuchengetedza zviyero. HPMC yakanakira girinhi uye ine hushamwari yekuwedzera yekushongedza imba, yemukati bonding uye chikafu chine chekuita nekubatanidza zvinhu.
9. Wide kuchinjika
HPMC inogona kushandiswa mumhando dzakawanda dzeadhesive formulations uye ine yakanaka kuchinjika kune akasiyana substrates. Zvingave zviri mumvura-based adhesives, solvent-based adhesives kana reactive adhesives, HPMC inogona kuratidza kunaka kukora, kuchengetedza mvura, kudzikamisa uye mamwe mabasa. Pamusoro pezvo, inogona kuita basa rayo rakanaka mumatrices akasiyana senge-simende, gypsum-based, uye polymer-based. Uku kuchinjika kwakafara kunoita kuti HPMC ive yekuwedzera inoshandiswa mumhando dzakasiyana dzekunamatira kuti isangane nezvinodiwa zvemaindasitiri akasiyana neminda.
HPMC ine mabhenefiti akakosha mukunamira senge kukora, kuchengetwa kwemvura, kuvandudzwa kwekushanda, kuvandudzwa kwesimba rekubatanidza, kunatsiridza chando-thaw kuramba uye kufanana. Kuchengetedza kwayo kwakanaka kwezvakatipoteredza, kuchengetedzeka uye kuchinjika kwakafara kunoita kuti HPMC ive chikamu chakakosha mukunamira maumbirwo. Sezvo zvinodikanwa zvekuita zvekunamira mukuvaka, indasitiri, kushongedzwa kwemba uye mamwe minda zvichiwedzera, tarisiro yekushandiswa kweHPMC ichave yakakura uye icharamba ichiunza hunyanzvi uye kuvandudzwa kuindasitiri yekunamatira.
Nguva yekutumira: Sep-25-2024