Lilemong tse mashome tse fetileng, Precise e ntse e etsa lipatlisiso le tlhahiso ea li-colorants, ho kenyelletsali-pigments tsa tlhaho, solvent dyes, masterbatchleho lokisa pigment. E hloekile ebile ho bonolo ho e sebelisa kamehla ke tebello ea basebelisi indastering ena. Ka keketseho ea leano la tšireletso ea tikoloho lefatšeng ka bophara, hammoho le litlhoko tse ntseng li eketseha tsa bacha bakeng sa tikoloho e ntle ea ho sebetsa, re ka bolela esale pele hore boikemisetso ba bahlahisi ba ho sebelisa mebala e mengata e bolokang tikoloho bo ntse bo eketseha. Khamphani ea rona e boetse e hlahisitse mohopolo o reriloeng, e leng ho fana ka mebala e hloekileng le e bonolo ho e sebelisa, e le ho hahamalla boemo ba pele ba China.ho lokisa pigmentmoetsi. Ka nako e ts'oanang, re batla ho tsosolosa setšoantšo sa "Made in China".
Joalo ka ha re tseba, China ke e 'ngoe ea linaha tse kholo ka ho fetisisa tsa pele tsa li-pigments le dae. Kakaretso ea selemo le selemo ea li-pigments tsa lehae tsa Chaena e ka bang 170,000 ho lithane tse 190,000, e leng karolo ea 45% ea tlhahiso ea lefats'e ea pigment. Ho feta moo, China e boetse e na le matla a macha a tlang lilemong tse 3-5 tse tlang, tse tla fihla ho lithane tse 280,000 ho isa ho 290,000 e le chelete ea selemo. Mabapi le masterbatch ea mebala naheng ea China, seo se ntse se nyoloha ka sekhahla sa kholo ea selemo se ka bang 12%. Hona joale matla a selemo le selemo a masterbatch a mebala Chaena a feta lithane tse limilione tse 1.7. Leha ho le joalo, hoa soabela hore China masterbatch ea mebala ha e nke karolo ea 'maraka e tsamaisanang le' maraka o romelloang kantle, hobane likhoebo tsa masterbatch ha li tsoe ka seoelo le tse ling tsa tsona li na le bokhoni bo bongata ba tlhahiso. Ka bobeli Theko le boleng ba meeli ea tsona ea masterbatch.
Ho ea ka tšebeliso ea meetlo le lintlha tsa theko, rea tseba hore boholo bamasterbatchbaetsi ba ntse ba sebelisa li-pigments tsa phofo, kahoo melemo le mefokolo ea tsona ke efeli-pigments tsa phofo? Re ka fumana setšoantšong se ka tlase.
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Sebopeho
| Pele Powder | Tokiso ea Pigment | Mokelikeli Masterbatch | Mmala Masterbatch | Ho kopanya |
| Dispersibility (letheba) | △-○ | ● | ● | ● | ● |
| Dispersibility (rhyolitic) | △-○ | ○ | ○ | △-● | ● |
| Lerola/ Lerole | x | ● | ● | ● | ● |
| Tšilafalo | x | △-○ | ○ | ● | ● |
| Metara | x - △ | ○ | ● | ● | Ha ho hlokahale |
| Tshebetso ea ho sebetsa | △-○ | ○ | ○ | ○ | ● |
| Tšusumetso ho thepa e bonahalang | ○ | ○ | △-○ | △-○ | ● |
| Botsitso ba polokelo | ○ | △-○ | △ | ○ | ● |
| Chelete ea polokelo | ○ | ○ | ○ | ○ | x |
| Kopo e akaretsang | ● | △-○ | x | △-○ | x |
| Litšenyehelo tsa ho kenya mebala | ● | ○ | △-○ | x-△ | x |
| Tekanyetso | 0.5-1% | 0.5-5% | 1-1.5% | 2-10% | Ha ho hlokahale |
| Sebopeho | Phofo | Pellet | Mokelikeli | Granule | Granule |
●=e babatsehang ○=e ntle △=e itekanetse x=ha e ntle
Bakeng sa ts'ebeliso e hlokang ho hasana ho hoholo, hoa hlokahala ho qhalakanya pigment ea phofo pele, mohlala, 'mokhahlelo oa ho pepeta metsi' o tsejoa e le e 'ngoe ea litsela tse tloaelehileng tsa ho qhalakanya ha pigment ea tlhaho. Ho sebelisa mokhoa ona, bahlahisi ba qala ho tloha sethaleng sa pigment filter cake, e lateloa ke ho sila, phetoho ea mohato, phekolo ea solvent, ho omisa le letoto la mekhoa ea ho phethela ts'ebetso ea pele ho hasana. Lijari tsa polyolefin joalo ka boka ba Polyethylene li sebelisoa e le ntho e hasanyang, ka hona nako ea ho sila bolo le eona e telele haholo. Empa senotlolo ke ho eketsa moemeli oa fluidization ts'ebetsong ea ho fetisa mocheso. Lihlahisoa tse fapaneng li hloka ho kenyelletsa moemeli oa fluidization ho latela sebopeho sa bona sa lik'hemik'hale. Mohlala, azo pigment e habeli e hloka ho sebelisa letsoai kapa tšepe ea quaternary ammonium salts (aluminium salts) le Salt Lake-pigments e sebelisetsoang acetyl amino benzene sulfuric acid, sodium hydroxide, joalo-joalo. Hape fetola pH le ho sisinyeha ka nako efe kapa efe. Mokhoa ona o boima, 'me tlhahiso e ameha haholo. Bakeng sa likhoebo tsa tlhahiso, sena se bolaea haholo, se tla ama ka botebo nako ea ho fana le ho phahamisa lihlahisoa le lebelo la ho atolosa.
Libopeho tsa letoto la Preperse
Joalo ka mokhoa o mong oa pigment ea phofo, ho lokisa pigment ho na le melemo e ikhethang. Litšobotsi tsa eona tse phahameng le tse se nang lerole li kopana le mokhoa oa theknoloji ea tlhahiso le ts'ireletso ea tikoloho bakeng sa likhoebo tsa sejoale-joale.
Leha ho le joalo, ea setsopigmenttokisetsoha ea etsa tsoelopele e kholo lilemong tse fetileng. Mabaka a ho ema joalo ke afe?
Lebaka la pele ke, le hoja ea setsolitokisetso tsa pigmentntlafatsa bokhoni ba dispersibility, litšenyehelo li holimo empa ha se ts'ebetso e ntle ea litšenyehelo. Ho feta moo, ho na le karolo e fetang 50% ea ho qhalakanya (mohlala, boka ba linotsi) ka mokhoa oa setsolitokisetso tsa pigment, e bolelang hore kopo ea bona ka litlhoko tse matla e fokotsehile. Ho feta moo, lihlahisoa tse ling li lekanyelitsoe ke liphatsa tsa tsona tsa lefutso, kahoo bokhoni ba tsona ba ho qhalana bo ntlafatsoa hanyenyane 'me ts'ebetso ea mebala ha e khotsofatse.
Ka ho hlaha haLetoto la 'Preperse'ho lokisa pigmentsho tsoa ho PNM, re fumana mokhoa oa ho rarolla mathata a mararo a ka holimo. Ho na le lintho tse fetang 70% tsa pigment ka kakaretso'Preperse' letoto. Ho feta moo, the'Preperse-S'Letoto le na le dispersibility e ikhethang e qalileng bakeng sa polypropylene, polyester, nylon le lits'ebetso tse ling tse ikhethang.
Ho ntlafatsa litaba tsa pigment ho bolela ho eketseha ha lintho tse sebetsang hantle, 'me karolo ea lihlahisoa tse kang boka ba sehlahisoa e fokotsehile ka tsela e tšoanang. Ha re na le karolo e sebetsang ka hare, litšenyehelo tsa rona li haufi le pigment ea phofo. Ka hona, litšenyehelo li pepeneneng 'me li etsa litekanyo tse ka sehloohong tsa ho etsa theko ea rona.
Ho sa le joalo, boka bo fokolang bo bolela ho falla ho fokolang le monyetla o fokolang oa ho fetoha ha thepa le ho fetoha ha thepa. Ka mantsoe a mang, letoto la rona la 'Preperse' le ntlafatsa tšilafalo ka litšenyehelo tse tlase.
Joalo ka ha re tseba, dispersibility e betere e tlisa molemo o mongata, phello e ntle joalo ea pono e nang le khanya e ntle, matla a matla joalo-joalo.
Ntle ho moo, dispersibility e ntle e boetse e bontša boleng bo ikhethang nakong ea tlhahiso. Ka mohlala,Pigment Yellow 180, ts'ebetso ea pigment ena e ka finyella litlhoko tsa PP fiber, leha ho le joalo e hloka pelletizing khafetsa ho finyella dispersibility e lumellanang bakeng sa litlhoko tse matla. Ho ea ka khopolo, ho arohana ha li-pigments ho itšetlehile ka "gene" ea bona -- esita le rona rea tseba hore moeli o ka holimo oaPigment Yellow 180e ka phethahatsa kopo ea rona ea kopo, empa re tlameha ho kenya matla a mangata a ho kuta le moemeli oa ho qhalakanya ho fihlela sepheo.
Phahamiso e ikhethang ea pigment tlas'a microscope ea x160
Ho haella ha pigment e sa sebetseng ka tlas'a maekerosekoupo ea x160
Ka hona, rea tseba hore tšilafalo e holimo ha e bonolo ho atamela empa e kopa boiteko bo eketsehileng le litšenyehelo. Kenyelletso e eketsehileng joalo ka ho pheta-pheta pelletizing, e senya molemong oa moetsi ka katleho ea tlhahiso le monyetla.
Tsa rona'Preperse'letoto le nahana ka botlalo mathata a sebetsang a ka holimo. E le ho phahamisa phallo, re nka 'ho hasana ka potlako le ka mokhoa o bonolo' e le mehopolo ea mantlha ea moralo oa sehlahisoa. Ka sepheo sa ho hasana ka botlalo ka nako e le 'ngoe ea pelletizing, re entse index e tiileng ea taolo ea boleng: Tsohle'Preperse-S'Letoto le latela litlhoko tsa filament ka nako e le 'ngoe ea pelletizing mme FPV e tlameha ho ba tlase ho 1, tlasa maemo a 1400 meshes, 60g pigment ka mochini oa FPV (40% pigment loading masterbatch hlapolla ho 8%).
Maemong a mangata, ho etsa masterbatch ka pelletizing ea nako e le 'ngoe ha hoa lekana ho atamela ts'ebetso e amohelehang ea FPV bakeng sa lits'ebetso tse thata, tse kang filament, filimi e tšesaane joalo-joalo. Letoto la 'Preperse' ke e 'ngoe ea tharollo e loketseng bakeng sa moeli ona. Ho rua molemo ts'ebetsong ea pele ho hasana le ho hasana ho babatsehang, 'Preperse' ho lokisoa ha 'mala ho kenya letsoho ho etsa "pigment content" mono masterbatch e fumanang peresente ea pigment ho tloha ho 40% ho ea ho 50%. Esita le li-pigment tse ling tse 'se nang 'mele' tse sa khoneng ho hasana hantle ka liphatsa tsa lefutso li boetse li hlahisa li-pigment tse ngata mono masterbatch. Ka mohlala,Pigment Violet 23, e tsejoang e le pigment e thata ka ho fetisisa e qhalakahang, rehlahisaHlahisa Violet RL e nang le70% ea boleng ba pigment mme e etsa 40% mono masterbatch ka botlalo, ka FPV ho 0.146 bar/g (bona setšoantšong se ka tlase).
Ho feta moo, ea rona'Preperse'letoto le ka fumana phello e ntle ea colorant ntle le lisebelisoa tse phahameng tsa ho kuta. Ka mohlala,'Preperse' pigment tokisoe ka sebelisoa e le sebaka sapigmentlemono masterbatchha o etsa masterbatch kapa sehlahiswa sa ho qetela seo ka kotloloho ka sekurufu se le seng sa extruder.
Bakeng sa bahlahisi ba masterbatch, ba ka tlosa ts'ebetso ea hajoale ea ho etsa mono masterbatch kapa SPC empa ka bobona ba etsa ho bapisa mebala. Ka tsela ena, basebelisi ba boloka nako e eketsehileng 'me ba rua molemo ka katleho e phahameng.