Hydroxypropyl methylcellulose (HPMC) imhando ye cellulose ether isina ionic yakagadzirwa ne cellulose yepolymer yechisikigo kuburikidza nemaitiro akasiyana-siyana emakemikari. Iupfu huchena husina hwema, husina kunaka uye husina chepfu hunozvimba kuita colloidal solution yakajeka kana ine makore mashoma mumvura inotonhora. Ine thickening, binding, disaspersing, emulsifying, film-forming, suspending, adsorbing, gelling, surface active, moisture-retaining and protective colloid properties. Hydroxypropyl methylcellulose ne methylcellulose zvinogona kushandiswa muzvivakwa, indasitiri yependi, synthetic resin, indasitiri yeceramic, mishonga, chikafu, machira, kurima, daily chemicals nedzimwe nzvimbo.
Fomura yemakemikari:
Hydroxypropylmethylcellulose (HPMC)[C6H7O2(OH)3-mn(OCH3)m(OCH2CH(OH)CH3)n]x
Kushandiswa kukuru kwehydroxypropyl methylcellulose HPMC muzvinhu zvekuvaka:
1. purasita yakagadzirwa nesimende
⑴ Wedzera kufanana, ita kuti kupurasita kuve nyore kupurinda, wedzera kuramba kudonha, wedzera kuyerera kwemvura uye kupomba, uye wedzera kushanda zvakanaka.
⑵ Kuchengeta mvura yakawanda, kuwedzera nguva yekuchengetera dhaka, kuvandudza mashandiro ebasa, uye kubatsira kunyorova nekusimba kwedhaka kuti rigadzire simba rakawanda remuchina.
⑶ Dzora mhepo kuti ubvise mitswe pamusoro pechifukidziro uye ugadzire nzvimbo yakatsetseka yakakwana.
2. Zvigadzirwa zveplaster negypsum zvakagadzirwa negypsum
⑴ Wedzera kufanana, ita kuti kupurasita kuve nyore kupurinda, wedzera kuramba kudonha, wedzera kuyerera kwemvura uye kupomba, uye wedzera kushanda zvakanaka.
⑵ Kuchengeta mvura yakawanda, kuwedzera nguva yekuchengetera dhaka, kuvandudza mashandiro ebasa, uye kubatsira kunyorova nekusimba kwedhaka kuti rigadzire simba rakawanda remuchina.
⑶ Dzora kuenderana kwedhaka kuti ugadzire chifukidziro chakakodzera pamusoro.
3. Dura reMasonry
⑴ Wedzera kunamira pamusoro pematombo, wedzera kuchengetedza mvura, uye wedzera kusimba kwematope.
⑵ Kuvandudza kunyorova uye purasitiki, uye kuvandudza kuvaka; dhaka rakavandudzwa ne cellulose ether riri nyore kuvaka, rinochengetedza nguva yekuvaka uye rinoderedza mari yekuvaka.
⑶ Cellulose ether inochengetedza mvura yakawanda, yakakodzera zvidhinha zvinotora mvura yakawanda.
4. Kuzadza majoini epaneru
⑴Inochengetedza mvura zvakanaka, inowedzera nguva yekuvhura uye inovandudza kushanda zvakanaka. Inozora mafuta akawanda, iri nyore kusanganisa. ⑵ Inovandudza kusimba kwekudzikira uye kuramba kutsemuka, inovandudza kunaka kwependi. ⑶ Inovandudza kunamira kwependi uye inopa magadzirirwo akatsetseka uye akapfava.
5. Chinonamira Mataira ⑴Zvinhu zvakasanganiswa zviri nyore kuomesa, hapana mapundu, zvinowedzera kumhanya kwekushandisa, zvinovandudza mashandiro ekuvaka, zvinochengetedza nguva yekushanda uye zvinoderedza mari yekushanda. ⑵ Nekuwedzera nguva yekuvhura, kushanda zvakanaka kwekuisa mataira kunogona kuvandudzwa uye kunamira kwakanaka kunogona kuwanikwa.
6. Zvinhu zvepasi zvinozvienzanisa ⑴ zvinopa kusimba uye zvinogona kushandiswa sezvinhu zvinodzivirira kusvibiswa kwevhu. ⑵Simbisa kupfava kwemvura uye kuvandudza kushanda zvakanaka kwekugadzira pasi. ⑶ Dzora kuchengetedza mvura nekuderera, deredza mitswe nekuderera kwevhu.
7. Pendi inobva mumvura ⑴Dzivirira kunaya kwemvura uye kuwedzera hupenyu hwechigadzirwa. Kugadzikana kwakanyanya kwehupenyu, kushandira pamwe chete nezvimwe zvinhu. ⑵ Kuvandudza kuyerera kwemvura, kupa hunhu hwakanaka hwekudzivirira kupwanyika, kudzivirira kudzika uye kuenzana, uye kuve nechokwadi chekuti pamusoro pacho papera zvakanaka.
8. Upfu hwewallpaper ⑴ Nyunguduka nekukurumidza pasina mapundu, izvo zvakanaka pakusanganisa. ⑵ inopa simba rakasimba rekubatana.
9. Bhodhi resimende rakaburitswa (1) rine kubatana kwakanyanya uye kunyorova, uye rinowedzera mashandiro ezvigadzirwa zvakaburitswa. ⑵ Rinowedzera simba regirini, rinokurudzira kunyorova uye kupora, uye rinowedzera goho.
10. Zvigadzirwa zveHPMC zvakatsaurirwa kudhaka rakasanganiswa kare Zvigadzirwa zveHPMC zvakatsaurirwa kudhaka rakasanganiswa kare zvine mvura iri nani mudhaka rakasanganiswa kare kupfuura zvigadzirwa zvakajairika, zvichiita kuti zvinhu zvisina kugadzirwa zviwane mvura yakakwana, zvichidzivirira zvakanyanya kuderera kwesimba rekubatana kunokonzerwa nekuoma kwakanyanya, uye kutsemuka kunokonzerwa nekuoma. HPMC inewo mhedzisiro yemhepo. Chigadzirwa cheHPMC chinoshandiswa zvakanyanya kudhaka rakasanganiswa kare chine huwandu hwakakodzera hwemabubble emhepo akadzidziswa, akafanana uye madiki, izvo zvinogona kuvandudza simba uye kupfava kwedhaka rakasanganiswa kare. Chigadzirwa cheHPMC chinoshandiswa zvakanyanya kudhaka rakasanganiswa kare chine mhedzisiro yekunonoka, iyo inogona kuwedzera nguva yekuvhurwa kwedhaka rakasanganiswa kare uye kuderedza kuoma kwekuvaka.
Nguva yekutumira: Chivabvu-24-2023