Giredhi rezvinhu zvekuvakaether ye cellulosechinhu chakakosha chinobatsira pakugadzira makemikari, chinoshandiswa zvakanyanya muzvinhu zvekuvaka, zvakaita sesimende, kongiri, dhaka rakaoma, nezvimwewo.
1. Maumbirwo emakemikari uye kupatsanura
Cellulose ether ipolymer compound inoumbwa nemakemikari ekugadzirisa cellulose yechisikigo. Chikamu chayo chikuru iboka rehydroxyl recellulose rakagadziriswa ne etherifying agent (yakadai sevinyl chloride, acetic acid, nezvimwewo). Zvichienderana nemapoka akasiyana e etherifying, inogona kukamurwa kuita mhando dzakasiyana dze cellulose ethers, kunyanya dzinosanganisira hydroxypropyl methylcellulose (HPMC), hydroxyethyl cellulose (HEC) uye methyl cellulose (MC).
2. Kuchengetwa kwemvura
Cellulose ether ine zvinhu zvekuvaka zvine hunhu hwakanaka hwekuchengetedza mvura, izvo zvinogona kuvandudza kugona kwesimbi nekongiri kuchengetedza mvura. Izvi zvinowedzera kushanda kwechinhu ichi panguva yekuvaka uye zvinoderedza kutsemuka nekurasikirwa nesimba kunokonzerwa nekubuda kwemvura.
3. Kukora
Cellulose ether ine hunhu hwakanaka hwekukora, izvo zvinogona kuwedzera kuyerera uye kusimba kwezvinhu zvekuvaka, zvichiita kuti zvive nyore kushandisa panguva yekuvaka. Kukora kunobatsira kuvandudza kugadzikana kwezvinhu uye kudzivirira kupatsanurwa uye kusvibiswa.
4. Kuderedza mvura
Kusvika pamwero wakati,ethers dze cellulosezvinogona kuderedza huwandu hwemvura mukongiri kana muduri, nokudaro zvichivandudza kusimba uye kugara kwenguva refu kwechinhu chacho. Izvi zvinoita kuti chive chakakosha pakushandisa kongiri inoshanda zvakanyanya.
5. Mashandiro ekuvaka
Zvivako zvine cellulose ethers zvinokwanisa kushanda zviri nani panguva yekuvaka, izvo zvinogona kuwedzera nguva yekuvaka uye kuderedza matambudziko ekuvaka anokonzerwa nekuoma. Pamusoro pezvo, zvinogonawo kuvandudza kunamira kwedhaka uye kuwedzera kunamira kwezvinhu zvekuputira.
6. Kudzivirira kutsemuka
Cellulose ethers inogona kuvandudza kusimba kwesimbi nekongiri uye kuderedza kutsemuka kunokonzerwa nekuchinja kwetembiricha kana kuomeswa. Izvi zvakakosha kuti zvivakwa zvigare zvakanaka kwenguva refu.
7. Kuchinjika uye kuenderana
Ma ether e cellulose emhando yepamusoro anowirirana zvakanaka nezvinhu zvakasiyana-siyana zvekuvaka uye anogona kusanganiswa nesimende, gypsum, ma polymers nezvimwe zvinhu pasina kukanganisa mashandiro azvo. Kuchinjika uku kunoita kuti ma ether e cellulose ashandiswe zvakanyanya muindasitiri yekuvaka.
8. Kudzivirirwa kwezvakatipoteredza
Kubva pazvinhu zvakagadzirwa zveethers dze cellulosezvinobva mufiber yemiti, izvo pachazvo zvine hunhu hwakasiyana hwekuchengetedza nharaunda. Zvichienzaniswa nemamwe mapolymer ekugadzira, cellulose ether ine hushamwari kune nharaunda mukushandiswa uye kurapwa kwemarara.
9. Minda yekushandisa
Cellulose ether inoshandiswa zvakanyanya muzvinhu zvakasiyana-siyana zvekuvaka, zvinosanganisira:
Dry dhaka: zvakaita se bonding dhaka, plastering dhaka, nezvimwewo.
Konkriti: kunyanya konkriti inoshanda zvakanyanya.
Kupfeka: kunogona kushandiswa pakuputira madziro mukati nekunze, pendi yelatex, nezvimwewo.
Zvigadzirwa zveGypsum: zvakaita se gypsum board ne gypsum putty.
10. Nzira dzekudzivirira pakushandisa
Paunenge uchishandisa ether ye cellulose grade grade yekuvaka, unofanirwa kuteerera zvinotevera:
Wedzera zvichienderana nechiyero chinokurudzirwa, kana zvakawandisa kana kuti zvisina kukwana zvichakanganisa mashandiro ekupedzisira.
Iva nechokwadi chekuti zvinhu zvakafanana panguva yekusanganisa kuti zvisaungane.
Paunenge uchichengeta, nyatsoteerera kuti isanyanya kunyorova kuti isanyanya kunyorova uye isaungane.
Cellulose ether ine zvinhu zvekuvaka yave chinhu chakakosha muindasitiri yezvinhu zvekuvaka nekuda kwehunhu hwayo hwakasiyana uye kushanda kwayo kwakakura. Nekuvandudzwa kuri kuramba kuchiitwa kwezvinodiwa neindasitiri yekuvaka kuti zvinhu zvishande, mikana yekushandisa cellulose ether ichave yakakura.
Nguva yekutumira: Mbudzi-06-2024