hlooho_bg

lihlahisoa

Hydroxypropyl methylcellulose HPMC

tlhaloso e khuts'oane:

Ponahalo le thepa: phofo e tšoeu kapa e batlang e le tšoeu
foromo ea lik'hemik'hale: R=CH2CH(CH3)OH


Lintlha tsa Sehlahisoa

Li-tag tsa Sehlahisoa

Linthong tsa mohaho, e sebelisoa e le moemeli oa ho boloka metsi le retarder bakeng sa seretse sa samente se nang le pompo.E ka sebelisoa e le setlamo sa plaster, gypsum, phofo e inverted kapa lisebelisoa tse ling tsa mohaho ho ntlafatsa ho ata le ho lelefatsa nako ea ts'ebetso.E ka sebelisoa e le moemeli oa ho khomarela litene, lithaele, 'mabole, mekhabiso ea polasetiki le lisebelisoa tse matlafatsang.E ka boela ea fokotsa bongata ba samente.Poloko ea metsi eaHPMCe thibela slurry ho petsoha ka lebaka la ho omisa kapele ka mor'a ho roala, 'me e matlafatsa matla ka mor'a ho thatafala.

Ntle le moo, e sebelisoa e le motenya, botsitso, emulsifier, e thusang, ho boloka metsi ha ho etsoa lik'hemik'hale tse ling tsa petrochemical, likoahelo, thepa ea kaho, ho tlosa pente, lik'hemik'hale tsa temo, li-inks, khatiso ea masela le ho daea, ceramics, papermaking le brands ea litlolo.Moemeli, moemeli oa ho etsa lifilimi, joalo-joalo.

1. Ponahalo: phofo e tšoeu kapa e batlang e le tšoeu, e sa nkheng ebile e sa latsoehe.

2. Granularity: 10 mesh pass rate e kholo ho feta 98.5%;Sekhahla sa ho feta sa 80 mesh se seholo ho feta 100%.

3. Mocheso oa carbonization: 280-300 ℃.

4. Boima ba kamore: 0.25-0.7G / CM3 (hangata e ka bang 0.5G / CM3), matla a khoheli a khethehileng ke 1.26-1.31.

5. Mocheso oa ho fetola mebala: 190-200 ℃.

6. Mocheso oa tlhaho: hoo e ka bang 360℃.

 

Mokhoa oa Tlhahiso

Selulose e hloekisitsoeng ea k'hothone e phekoloa ka lye ka 35-40 ° C ka halofo ea hora, e petelitsoe, selulose e sithabetse, 'me e tsofetse hantle ka 35 ° C, e le hore tekanyo ea karolelano ea alkali fiber ea polymerization e ka har'a sebaka se hlokahalang.Kenya fiber ea alkali ka har'a kettle ea etherification, eketsa propylene oxide le methyl chloride ka ho latellana, 'me etherify ho 50-80 ℃ bakeng sa 5h, khatello e phahameng e ka ba 1.8MPa.Ebe u eketsa tekanyo e nepahetseng ea hydrochloric acid le oxalic acid ho hlatsoa lisebelisoa ka metsi a chesang ka 90 ° C ho eketsa molumo.Dehydrate e nang le centrifuge.Hlatsoa ho se nke lehlakore.Ha metsi a ka har'a thepa a le ka tlase ho 60%, o omise ka moea o chesang oa 130 ℃ ho ea tlase ho 5%.Qetellong, e hatelloa ka sefe ea 20-mesh ho fumana sehlahisoa se felileng.

 


  • E fetileng:
  • E 'ngoe:

  • Ngola molaetsa wa hao mona mme o re romele wona

    Sehlahisoalihlopha