Hec bakeng sa pente

Hydroxethyl celdlosese (Hec) e atolositsoe ka bongata indasteri ea penta ea penta, e ile ea ananeloa bakeng sa mefuta ea eona e litšila ea paint, e leng kopo ea mefuta e fapaneng ea lipere. Kakaretso ea lits'ebetso, mesebetsi le mekhabiso ea marang-rang ea liforeiti tsa pente:

1. Selelekela ho hydroxethyl celdoulose (Hec) ka lipente

1.1 Tlhaloso le mohloli

Hydroxethyl Cellulosese ke Polymer ea qubu ea metsi e nkiloeng ho Cellulose ka karabelo le ethylene oxide. Ho tloaelehile ho tloha lets'ollo kapa k'hothone 'me e sebetsoa ho theha polymer ka mefuta e fapaneng ea liphihlelo tse fapaneng le tsa filimi.

1.2 Karolo ea Metsoako ea Pent

Metsoako ea pente, Hec e sebeletsa merero e mengata, ho kenyelletsa le pente, ho ntlafatsa puo ea eona, ho khothatsa le ho ntlafatsa ts'ebeliso e felletseng le ho ntlafatsa ts'ebeliso e felletseng.

2. Mesebetsi ea hydroxethyl celdoulose in Paints

2.1 Rheology Modiferier le thickener

Hec e sebetsa e le modogy modufier le thickener ka mekhoa ea pente. E laola pono ea pente, e thibela ho lula ha mebala, mme e netefatsa hore pente e na le mokhoa o nepahetseng bakeng sa kopo e bonolo.

2.2 Stabilizer

Joaloka sepakapaka, Hec e thusa ho boloka botsitso ba karohano ea pente, ho thibela karohano ea pente le ho boloka homogneries nakong ea polokelo nakong ea polokelo.

2.3 Ho Boloka Metsi

Hec o ntlafatsa thepa ea ho boloka metsi a pente, e e thibela ho omileng kapele haholo. Sena se bohlokoa ka ho khetheha lipente tse thehiloeng metsi, li lumella litaba tse molemo hantle le ho fokotsa lintho tse kang li-roller matšoao a liroletsi.

2.4 Thepa ea lifilimi e etsang lifilimi

Hec e kenya letsoho ho thehoeng ha filimi e tsoelang pele le ea junifomo sebakeng se pentiloeng. Filimi ena e fana ka mokhoa o hlakileng, o ntlafatsa ho tšoarella, hape o ntlafatsa ponahalo e ts'oanang ea sebaka se pentiloeng.

3. Likopo ka har'a li-perits

3.1 Patets ea Latex

Hc e sebelisoa hangata liperekeng tsa morao-rao tsa metsi kapa tse thehiloeng metsing ho laola pono, ntlafatsa ts'ebetso ea pente, 'me u ntlafatse ts'ebetso ea eona ka ho fetisisa nakong ea kopo le ho omella.

3.2 Trights ea Emulsion

Li-perets emulsion, tse nang le likaroloana tsa likolobe tse hasitsoeng ka metsing, hec tse sebetsang e le seliba le thickener, li thibela ho lokisa le ho fana ka mokhoa oa ho lokisa le ho fana ka tiiso.

3.3 likoti tse ngotsoeng

Hec o sebelisoa ka mabaka a bongooa ho ntlafatsa sebopeho le ho tiea ha lintho tse koahelang. E thusa ho theha mokhoa oa junifomo le o motle holim'a bokaholimo bo pentiloeng.

3.4 Phahameng le Barekisi

Merung le Sehoatateng, Hec e kenya letsoho botsieng ba ho thetsa, taolo ea liketsahalo le ho theha filimi, ho etsa hore ho be le litokelo tse atlehang.

4. LITLHAKISO LE LITLHAKISO

4.1 Khokahano

Hec e lokela ho lumellana le lisosa tse ling tsa pente ho qoba likhatiso tse kang katleho e fokotsoeng, li-frocculation, kapa liphetoho lipakeng tsa pente.

4.2 TLHOKOMELISO

Khatello ea Hec ka liforomo tsa pente e hloka ho laoloa ka hloko ho fihlela thepa ea Rheology e lakatsehang ntle le tšusumetso e mpe ntle le tšusumetso e mpe ea pente.

4.3 PHISTIVIT

Ha hec e ntse e tsitsitse ka kakaretso ea pH, ho bohlokoa ho nahana ka pH ea foromo ea pente ho netefatsa ts'ebetso e nepahetseng.

5. Q QALANG

Hydroxethyl Cefloulose e tlatsitsoe indastering ea bohlokoa indastering ea Paint, e kenya letsoho ho mofuta, botsitso le ts'ebeliso ea mefuta e fapaneng ea lipere. Mesebetsi ea eona e fapaneng e etsa hore e loketse lipere tse thehiloeng metsing, lipente tsa mohloa, le likotsi tsa matsopa, har'a ba bang. Maqhubu a hloka ka hloko, ho tsepamisa mohopolo, ho tsepamisa mohopolo le mal ho netefatsa hore a hlakisa melemo ea eona lifotong tse fapaneng tsa pente.