Hydroxypropyl methyl cellulose (HPMC kwenguva pfupi) ine yakanakisa gobvu chivakwa uye inogona kushandiswa seyakanakisa anti dispersion agent yekongiri. Munguva yakapfuura, ichi chinhu chaive chakanaka chemakemikari chigadzirwa mupfupi muChina, nemutengo wakakwira. Nekuda kwezvikonzero zvakasiyana, kushandiswa kwayo muindasitiri yekuvaka yeChina kwaive kushoma.
Mumakore achangopfuura, nekuenderera mberi kwekuvandudzwa kwekunze kwemadziro ekupisa tekinoroji, kuenderera mberi kwehunyanzvi hwekugadzira cellulose, uye hunhu hwakanakisa hweHPMC pachayo, HPMC yakashandiswa zvakanyanya muindasitiri yekuvaka. Muyedzo yenguva yekumisikidza, nguva yekumisikidza kongiri inonyanya kuenderana nenguva yekumisikidza simende, uye iyo yakaunganidzwa haina simba. Naizvozvo, nguva yekumisikidza yedhaka inogona kushandiswa kutsiva pesvedzero yeHPMC panguva yekumisikidza yepasi pemvura isiri dispersive kongiri musanganiswa. Sezvo nguva yekugadzika yedhaka inobatwa nehuwandu hwemvura simenti uye simenti jecha reshiyo
Nekuda kwesimba reHPMC panguva yekugadzika kwedhaka, zvinodikanwa kugadzirisa chiyero chesimende yemvura uye simende jecha reshiyo yedhaka.Zvinogona kuonekwa kubva mukuedza kuti kuwedzerwa kweHPMC kune mhedzisiro yakajeka yekudzosera pamusanganiswa wedhaka. uye nguva yekugadzika kwedhaka inowedzera nekuwedzera kwehuwandu hweHPMC. Nehuwandu hwakafanana hweHPMC, nguva yekugadzika kwedhaka rakaumbwa pasi pemvura yakareba kudarika yakaumbwa mumhepo.
Iyo yakareba cheni yemamorekuru eHPMC inokwezva mumwe nemumwe, ichiita HPMC mamorekuru anopindirana kuti aumbe network chimiro, uye kuputira simende nekusanganisa mvura. Sezvo HPMC ichigadzira network yakafanana nefirimu uye inoputira simende, inogona kudzivirira kuvhuvhuta kwemvura mudhaka uye kutadzisa kana kuderedza simende hydration rate. Muyedzo yekubuda ropa, chiitiko chekubuda ropa chedhaka chakafanana neicho chekongiri, izvo zvinokonzeresa kugadzika kweaggregate, kuwedzera simenti yemvura reshiyo yedenga repamusoro slurry, ita kuti iyo yepamusoro soro slurry iderere zvakanyanya padanho rekutanga, kunyange kutsemuka. , uye kusimba kwenzvimbo ine slurry haina kusimba. Zvinogona kuonekwa kubva mukuedza kuti kana zvinyorwa zviri pamusoro pe 0.5%, hapana chiitiko chekubuda ropa. Izvi zvinodaro nekuti kana HPMC yakasanganiswa mudhaka, HPMC ine firimu-inogadzira uye reticular chimiro, pamwe neiyo adsorption yehydroxyl pane refu cheni ye macromolecule, iyo inoita kuti simende uye kusanganisa mvura mumatope kuita flocculent, kuve nechokwadi chimiro chakasimba che. dhaka. Kana HPMC yawedzerwa mudhaka, akawanda akazvimirira mabhururu madiki anoumbwa. Aya mabhuru anozogovaniswa zvakaenzana mudhaka uye anotadzisa kuiswa kweaggregates. Iyi tekinoroji kuita kweHPMC ine simba guru pazvinhu zvine simende, uye inowanzo shandiswa kugadzirira macomposites matsva esimende akadai sedhaka rakaoma uye dhaka repolymer, kuitira kuti vave nemvura yakanaka uye kuchengetedza mapurasitiki.
Muedzo wekudiwa kwemvura wedhaka une simba guru pakuda kwemvura yedhaka kana huwandu hweHPMC hushoma.
Youngcel HPMC / MHEC inoshandiswa zvakanyanya seChemical Auxiliary Agent yeTile Adhesive, Cement Plaster, Dry mix mortar, Wall putty, Coating, Detergent uye zvichingodaro.Uye tinogona kukupa mutengo wakaderera uye unhu hwakanaka.
Zvigadzirwa zvedu zvakakurumbira muEgypt, Russia, South Africa, Middle East, turkey, Vietnam, France, Italy, Singapore, Bangladesh, Indonesia, South America uye zvichingodaro. Thanks in advance and welcome to contact.
Nguva yekutumira: Oct-31-2022