Ho khetha hydroker e nepahetseng (hec) thickener bakeng sa pente ea latox e kenyelletsa ho nahana ka mabaka a fapaneng, ho lumellana le likarolo tse ling tsa pente le litlhokahalo tsa kopo. Tataiso ena e felletseng e tla fetoha likarolo tsa bohlokoa tse tla u thusa ho etsa qeto ea ho khetha foromo e loketseng ea mafura bakeng sa foromo ea hau ea pente ea latox.
1. Selelekela ho li-thist tsa latex
1.1 Litlhoko tsa Rheological:
Latex Paint e hloka mokhoa oa Rheology ho fihlela motho ea o batlang, e tsitsitse le thepa ea kopo. Hec ke khetho e tloaelehileng ka lebaka la katleho ea eona ka katleho ea metsi a thellang metsing.
12 Bohlokoa ba ho Thusa:
Basebetsi ba mahlaseli a matle a matlafatsa ponnes ea pente, ho theoha, ho ntlafatsa brashi / roller ka ho fetisa limakasine le lifilimi.
2. Kutloisiso ea hydroxethyl celdoulose (Hec):
2.1 Sebopeho sa lik'hemik'hale le thepa:
Hec ke polymer ea qubu ea metsi e nkiloeng ka metsing e nkiloeng ho Cellloulo. Metsotso ea eona e ikhethileng e fana ka thepa le botsitso ho pente ea latex.
Liraka tsa 2.2 tsa Hec:
Lisebelisoa tse fapaneng tsa Hec e teng, li fapana ka boima ba limok'hule le maemong a sebaka. Boima bo phahameng ba molek'hule le ho nkeloa sebaka se ka fella ka mokhoa o eketsehileng o matlafatsang.
3. Lintlha tse susumetsang khetho ea hec:
3.1 Molao oa morao-rao oa pente:
Nahana ka mokhoa ka kakaretso, ho kenyeletsa le mofuta oa Latex, mebala, li-filimi le litlatsetso, ho netefatsa kamano le Hec e khethiloeng.
3.2 Boikhethelo sa Rheological:
Hlalosa litlhokahalo tse ikhethang tsa ho ruisa litloaelo tsa hau tsa morao-rao tsa pente ea hau ea morao-rao, joalo ka Shear Hots, e tsitsa le ho hanyetsa.
4. Ke ile ka bua ka mokhoa oa khetho ea hec:
4.1 Viscosity:
Khetha sehlopha sa hec se fanang ka pono e lakatsehang nakong ea pente ea ho qetela ea pente. Litekanyo tsa pono ea pono tlasa maemo a loketseng a kopo.
4.2 Shear e nyenyefatsaMoetlo:
Lekola boitshwaro bo tšesaane, bo susumetsang boiketlo ba ts'ebeliso, ho ba le maemo, le ho haha filimi.
5.Compatiatight le botsitso:
5.1 TLHOKOMELISO EA PELE:
Netefatsa hore hec e lumellana le polymer ea latex ho qoba litaba tse kang karohano ea mekhahlelo kapa tahlehelo ea botsitso.
5.2 Sensitiotion ea PH:
Nahana ka sensitivity ea Hec le tšusumetso ea eona bo tsitsitseng. Khetha sehlopha se loketseng palli ea ph ea lato la hau la morao.
6.Sono ea 6.Lolique ":
6.1 brashi le suller kopo:
Haeba brashi le pokello ea suller e tloaelehile, khetha sehlopha sa hec se fanang ka brashi / roller e hulela le ho hanyetsa.
6.2 spray kopo:
Bakeng sa lits'ebetso tsa spray, khetha mophato oa hec o bolokang botsitso nakong ea athoniza mme o netefatsa le ho koaloa.
7. Teko le taolo ea boleng:
7.1 Tlhahlobo ea laboratori:
Ho etsa liteko tse phethahetseng tsa laboratori ho lekola tlhahlobo ea limaraka tse fapaneng tsa hec tlasa maemo a bonts'a ts'ebeliso ea lefatše ea 'nete.
Liteko tsa 232:
Etsa liteko tsa tšimo ho netefatsa liphetho tsa laboratori ebe u shebella ts'ebetso ea Hec e khethiloeng ka tatellano ea kopo ea pente.
Mehopolo e 8.re
8.1 Ho latela melao ea litlhare:
Etsa bonnete ba hore hec e khethiloeng e lumellana le litlhokahalo tsa taolo bakeng sa pente, nahana ka lintlha tse kang tsa voc (litsotso tsa voc (li-colaters).
8.2 Tšusumetso ea tikoloho:
Lekola tšusumetso ea tikoloho ea Hec ebe u khetha limaraka ka litlamorao tse nyane tsa tikoloho.
Mehopolo ea 93MERS:
9.1 Litsenyehelo:
Lekola litšenyehelo tse theko e phahameng tsa limaraka tse fapaneng tsa li-hec, li nahana ka ts'ebetso ea tsona le litlamorao ho mofuta oa sebopeho sa pente e akaretsang.
9.2 Chain le ho fumaneha:
Nahana ka ho fumaneha le ho ts'epahala ha ketane ea phepelo ea hec e khethiloeng e khethollang boleng bo sa pheleng.
10.conclusion:
Ho khetha se nepahetseng sa Hec Thukkener bakeng sa pente ea sapxological e kenyelletsa tlhahlobo e felletseng ea litheolelo tsa litlolo tsa bohetla, ho lumellana, mekhoa ea ts'ebeliso le likhakanyo tsa ts'ebeliso le taolo. Ka ho nahanisisa ka lintlha tsena, u ka khetha sehlopha sa hec se nang le tšusumetso ea ho theha litlhoko tsa hau tsa pente ea latox, e bonts'a ts'ebetso e thata le boleng maemong a fapaneng a likopo.
Nako ea poso: la 29- 29-2023