• Hpmc Cellulose

Te tikanga mahi o te hydroxypropyl methyl cellulose ki te ranunga moata

Mei . 24, 2024 10:35 Hoki ki te rarangi
Te tikanga mahi o te hydroxypropyl methyl cellulose ki te ranunga moata

Ko te Hydroxypropyl methyl cellulose (HPMC mo te poto) he pai rawa atu nga taonga matotoru, a ka taea te whakamahi hei kaihoko whakamaarama anti mo te raima. I nga wa o mua, he hua matū pai tenei rauemi i te wa poto i Haina, me te utu nui. Na te maha o nga take, he iti noa tana tono ki te umanga hangahanga o Haina.

I roto i nga tau tata nei, me te whakawhanake tonu o te hangarau whakamaarama waiariki taiepa o waho, te ahunga whakamua tonu o te hangarau hanga cellulose, me nga ahuatanga pai o te HPMC ake, kua whakamahia nuitia a HPMC i roto i te umanga hanga. I roto i te whakamatautau i te wa waahi, ko te wa waahi o te raima e tino pa ana ki te wa waahi o te ciment, a he iti te awe o te kohinga. Na reira, ka taea te whakamahi i te wa whakatakoto o te kumete ki te whakakapi i te awe o te HPMC ki te wa whakarite o te ranunga raima kore marara i raro i te wai. Mai i te wa whakatuu o te kumete e pa ana ki te tauwehenga ciment wai me te ōwehenga kirikiri ciment
Mo te awe o te HPMC ki te wa whakatuu o te kumete, he mea tika ki te whakatika i te tauwehenga ciment wai me te ōwehenga kirikiri sima o te moata. a ka piki ake te wa whakatakoto o te moata ki te pikinga o te nui o te HPMC. He rite tonu te nui o te HPMC, he roa ake te wa whakatuu o te kumete i hangaia i raro i te wai i tera i hanga ki te hau.

Ko nga mekameka ngota roa o te HPMC ka kukume tetahi ki tetahi, ka hono nga ngota ngota HPMC ki te hanga i te hanganga whatunga, me te takai sima me te whakaranu wai. I te mea ka hangahia e te HPMC he hanganga whatunga e rite ana ki te kiriata me te takai i te sima, ka taea e ia te aukati i te paheketanga o te wai i roto i te kumete me te aukati, te whakaheke ranei i te tere o te whakamakuku sima. I roto i te whakamatautau toto, he rite te ahua o te toto o te kumete ki tera o te raima, ka nui te whakatau o te whakahiato, te whakanui ake i te ōwehenga sima wai o te slurry paparanga o runga, kia nui haere te slurry paparanga o runga i te timatanga, ara kapiti. , me te kaha o te mata slurry he ahua ngoikore. Ka kitea mai i te whakamatautau ka eke te ihirangi ki runga ake i te 0.5%, karekau he ahua toto. Ko tenei na te mea ka whakauruhia te HPMC ki te kumete, he hanga kiriata me te hanganga reticular a HPMC, me te whakauru o te hydroxyl i runga i te mekameka roa o te macromolecule, e hanga ana i te sima me te whakaranu i te wai i roto i te kumete puka moata, te whakarite i te hanganga pumau o te. moata. Ina whakauruhia te HPMC ki te kumete, he maha nga mirumiru iti motuhake ka puta. Ka tohatohahia enei mirumiru ki roto i te kumete, ka aukati i te tukunga o nga kohinga. Ko tenei mahinga hangarau a HPMC he nui te paanga ki runga i nga taonga raima, he maha nga wa e whakamahia ana ki te whakarite i nga waahanga hou o te raima penei i te moata maroke me te paru polymer, kia pai ai te pupuri i te wai me te kirihou.
Ko te whakamatautau wai mo te moata he nui te awe ki te tono wai mo te moata ina he iti rawa te nui o te HPMC.1

Ko te Youngcel HPMC/MHEC e whakamahia nuitia ana hei Agent Auxiliary Agent mo te Tile Adhesive, Cement Plaster, Dry mix mom, Wall putty, coating, Detergent and so on.A ka taea e matou te whakarato ki a koe te utu iti me te kounga pai.

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Te wa tuku: Oketopa-31-2022
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