Ko te taumaha ngota o te HPMC ka taea te whakaatu e tona pokey otinga i roto i te whakarewa whakamahia.
Ki te kore he korero kee, ka ine te taumaha ngota o te HPMC ki konei me te UBBELOHDE viscometer i te 20 ℃ ma te whakamahi i te wairewa wai kei roto te 2% (taimaha) o te HPMC.
Ko tona tohu maroke ko te nuinga o te 5 ki te 200000 mpa. Ka whakamahi a Sd i te hydroxypropyl methyl cellulose ether hei kaihoko whakatara mo te polymerization whakatara o nga monomers haunga ethylene. Ko te pakari kua tohua he 5 mpa pea. s, mai tata ki lOmpa. S. ki te 400 mpa. s, e tata ana ki te I00mPa. s.
Ko te S, 10100, me te 400mpa S he rite tonu ki te tau toharite o te taumaha ngota o te 1000013000,26000, me te 410000 HPMC ether wairewa wai whakamahia hei whakakaha kia rite ki te tenenga me te viscosity i te 20 ℃, i te iti rawa o te l, o ∞. He pai ake kia tata ki te 15000 mpa. s, no reira ko te pokey o te otinga ka eke ki te 200000 ki te iso, a he pai ake te 120000 ki te 100000 m pa. s, a he pai ake te 75000 mpa Na tau toharite taumaha ngota (M).
Ko te taumahatanga ngota (M) toharite o te tau a ka taea te whakatau ma te osmometry mai i te 20000, pai ake mai i te 55000, pai ake mai i te 120000; Mo te 280000, he pai ake te 250000, he pai ake te 2200000.
Youngcel HPMC/MHEC Kei te whakamahia nuitia hei Agent Auxiliary Agent mo te Tile Adhesive, Cement Plaster, Dry mix mortar, 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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Wā tuku: Oketopa-10-2022