Fluorescent Whitening Agent (FWA)
Tšebeliso ea Sehlahisoa
Lintlha tsa Sehlahisoa
FWA CBS-X
Ponahalo :Phofo/karolwana ya junifomo e bosehla bo botala
Uv absorption :1105-1181
Boholo ba wavelength ea ho monya :349nm
Litšobotsi tsa ts'ebetso
Theko ea fluorescence quantum e holimo, 'me tekanyo ke kotara feela ea ea mofuta oa stilbene-triazine e intlafatsang ka mokhoa oa fluorescence.Hue pherese (blue violet light), e hanyetsanang haholo le chlorine bleaching, hydrogen peroxide bleaching le acid e matla, alkali e matla, e ka eketsa haholo bosoeu ba phofo ea ho hlatsoa le sesepa le sesepa, ho ntlafatsa ponahalo ea eona ea boleng.Ho tsamaea hantle, ka mocheso o tlaase, ho hlapa ho honyenyane ho feta ho hlatsoa matsoho le ho hlatsoa ka mochine ho soeufala ha liaparo, ho ke ke ha hlahisa matheba.Matla a bosoeu a matla, metsing a batang le metsing a futhumetseng holim'a likhoele tsa cellulose.Polyamide.Fiber ea protheine.K'hothone le lisebelisoa tse ling tsa bosoeu ba fluorescent li na le phello e phahameng ea ho ikemela, ha lisebelisoa tse ling tsa bosoeu ba fluorescent li na le phello e mpe ea bosoeu mochesong o tlase.Lebelo la ho soeufala le potlakile, 'me lesela le ka fihla bosoeu bo phahameng ka nako e khutšoanyane haholo.E na le ts'ebetso e ntle haholo ea letsatsi le omileng le le mongobo le ho hanyetsa matheba a mofufutso ka mokhoa o babatsehang, 'me mochine o mosoeu oa diphenyl triazine fluorescent o bonolo ho senyeha nakong ea ho omisa ha lesela le hlatsoitsoeng,' me le etsa hore lesela le be mosehla tlas'a ketso ea letheba la mofufutso.Ka mor'a ho hlatsoa khafetsa, phello e molemo, ha ho hlatsoa ho tšoeu, ho hlatsuoa ho khabane, 'me mochine o mosoeu oa styrene-triazine fluorescent o tla etsa hore lesela le letala ka mor'a hore le sebelisoe khafetsa.Ho fifala, bosoeu bo fokotseha.Ha e qhibilihe ka har'a li-hydrocarbon tse chlorinated, empa e ka qhalakanngoa ho tsona.Lihlahisoa tsa lihlahisoa tsa sehlahisoa sena li na le boholo bo boholo ba karolelano ea likaroloana, e leng lihlahisoa tse sireletsang tikoloho.
Sebelisa
Haholo-holo e sebelisoa ka phofo ea ho hlapa ea maiketsetso ea boemo bo holimo.Sesepa sa metsi se nang le metsi a mangata haholo, se ka sebelisoa hape ka sesepa.Ho soeufala ha sesepa ho ka boela ha sebelisoa ho nolofatsa lesela le ho qeta.E ka sebelisoa e le mong kapa e kopantsoe le mefuta e meng ea fluorescent whitening agent ho latela litlhoko tse fapaneng.Cotton e dauoa ka ho felloa ke matla le pad, boea bo dauoa ka ho felloa ke matla, 'me nylon e dauoa ka ho khathala.Mokhoa oa ho daea o chesang.Mokhoa oa ho daea ka li-acid kapa mokhoa oa ho daea pad ea solvent, o ka boela oa daea silika, ka potlako e ntle.Kamano ea k'hothone e tlase ho ea bohareng, 'me kamano ea boea, silika le nylon e phahame.
Tekanyetso e khothalelitsoeng
① Ka sesepa sa maiketsetso, ho khothaletsoa ho eketsa ka tsela e latelang:
| Mofuta | tekanyo/% | Mofuta | tekanyo/% |
| Phofo e tloaelehileng ea ho hlatsoa | 0.05-0.25 | Sesepa sa ho hlatsoetsa | 0.05-0.15 |
| Phofo ea ho hlatsoa e teteaneng | 0.10-0.40 | Sesepa sa ntloana | 0.05-0.15 |
| Sehlatsoa se metsi | 0.05-0.40 | Sehlapa se nolofatsang | 0.02-0.05 |
| Moemeli oa ho hloekisa indasteri | 0.20-1.00 | Emulsio | 0.05-0.15 |
② Kopo ho khatiso le ho daea: ntlha e mosehla ea tekanyo ea ho hlapa ea 1:20 ke 0.3%, 'me ntlha e mosehla ea 1:40 ke 0.5%.
FWA CBS-L
Ponahalo :Seedi se bonaletsang se bosehla bo botala bo kganyang
Uv absorption :114-228
Boholo ba wavelength ea ho monya :349nm
Litšobotsi tsa ts'ebetso
Lihlahisoa tse nang le tikoloho, li qoba tšilafalo ea lerōle nakong ea tšebeliso, e bonolo ho e sebelisa, e qhibilihang habonolo ka metsing, e ka kopanngoa le metsi ka tekanyo leha e le efe.
Sebelisa
E loketse lisebelisoa tsa metsi.Sesepa.Sesepa le lihlahisoa tse ling tsa ho hlatsoa li ka boela tsa sebelisoa ka ho toba k'hothone.Optical whitening ea line, silika, boea, nylon le nylon mocheso oa kamore.
Tekanyetso e khothalelitsoeng
E ka kenyelletsoa ka ho toba ho slurry bakeng sa sesepa, hape e ka sebelisoa ka ho toba bakeng sa ho soeufala ha lesela, 'me ho kenngoa ha ultraviolet ho fapane haholo.
FWA CXT
Ponahalo :Phofo ea junifomo e tšoeu kapa e bobebe
Uv absorption :370±10
Boholo ba wavelength ea ho monya :350nm
Litšobotsi tsa ts'ebetso
'Mala ke blu-ray violet, ho hanyetsa acid, ho hanyetsa perborate, ho sa tsitsa ha chlorine bleaching, ho potlaka ha leseli ke 4.
Sebelisa
E sebelisetsoa ho hlatsoa phofo e ka etsa hore ponahalo ea eona e be tšoeu 'me e khahlise mahlo, e tletse kristale;E ka boela ea sebelisoa ka fiber ea k'hothone, fiber e entsoeng ke motho, polyamide, Vinylon.Likhoele tsa protheine.Ho soeufala ha li-amino polasetiki.
Tekanyetso e khothalelitsoeng
① Palo ea phofo ea ho hlatsoa ke 0.1-0.2%.
② Sebaka se mosehla sa lesela le hloekileng la k'hothone ke 0.42%, 'me tekanyo e khothalletsoang ke 0.1 ~ 0.4%.
FWA AMS
Ponahalo :Likaroloana tse tšoeu kapa tse mosehla o bobebe
Uv absorption :560±20
Boholo ba wavelength ea ho monya :350nm
Litšobotsi tsa ts'ebetso
Lihlahisoa tse bolokang tikoloho li qoba tšilafalo ea lerōle nakong ea tšebeliso.
Sebelisa
E tla sebelisoa ho li-detergents tsa maiketsetso, ho kenyeletsoa liphofshoana tsa ho hlatsoetsa liaparo le lisebelisoa tsa ho hlatsoetsa.
Tekanyetso e khothalelitsoeng
Keketso e khothaletsoang phofong ea ho hlatsoetsa ke 0.1 ~ 0.15%, 'me kakaretso e khothaletsoang mokelikeli oa liaparo ke 0.1 ~ 0.3%.
FWA DMS
Ponahalo :Likaroloana tse tšoeu kapa tse mosehla o bobebe
Uv absorption :416±10
Boholo ba wavelength ea ho monya :350nm
Litšobotsi tsa ts'ebetso
Lihlahisoa tse bolokang tikoloho li qoba tšilafalo ea lerōle nakong ea tšebeliso.
Sebelisa
E sebelisoa haholo-holo ho hlatsoa phofo bakeng sa li-detergents tsa maiketsetso.
Tekanyetso e khothalelitsoeng
Chelete e khothaletsoang ea tlatsetso ke 0.1 ho isa ho 0.2%.
FWA FBCW
Ponahalo :Likaroloana tse tšoeu kapa tse mosehla o bobebe
Uv absorption :436±13
Boholo ba wavelength ea ho monya :350nm
Litšobotsi tsa ts'ebetso
Lihlahisoa tse nang le tikoloho, tse nang le ts'ebetso e ntle ea ho hasana ha metsi a batang, mocheso o tlase o ka boela oa bontša phello e khotsofatsang ea bosoeu.
Sebelisa
E sebelisoa haholo-holo ho hlatsoa phofo bakeng sa li-detergents tsa maiketsetso.
Tekanyetso e khothalelitsoeng
Chelete e khothalletsoang ke 0.1 ho 0.15%.
