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Ho kopanya hantle ha likhahla tsa UV

Ho ka ba thata ho fumana li-matt finishes tse nang le 100% solids lira tse phekolehang tsa UV.Sengoloa sa morao-rao se hlalosa li-agent tse fapaneng tsa matting mme se hlalosa hore na mefuta e meng ea sebopeho e bohlokoa hakae.

Sehlooho sa sehlooho sa khatiso ea morao-rao ea European Coatings Journal se hlalosa bothata ba ho finyella matt 100 % solids UV-coatings.Ka mohlala, lihlahisoa tsa bareki li pepesehetse ho apara khafetsa le litšila nakong eohle ea bophelo ba bona, liaparo tse nang le maikutlo a bonolo li tlameha ho tšoarella haholo.Leha ho le joalo, ho leka-lekanya maikutlo a bonolo le ho hanyetsa ho apara ke phephetso e kholo.Hape bongata ba shrinkage ea filimi ke tšitiso ho fihlella phello e ntle ea matting.

Bangoli ba ile ba leka mefuta e fapaneng ea li-silica matting agents le li-diluents tse sebetsang tsa UV le ho ithuta rheology le ponahalo ea tsona.Teko e bontšitse phapang e phahameng ea liphetho, ho latela mofuta oa silika le li-diluent.

Ho phaella moo, bangoli ba ithutile li-ultrafine polyamide powders tse bontšang katleho e phahameng ea matting 'me li na le phello e fokolang ho rheology ho feta silicas.E le khetho ea boraro excimer pre-curing e ile ea fuputsoa.Theknoloji ena e sebelisoa likarolong tse ngata tsa indasteri le lits'ebetsong.Excimer e emetse "excimer dimer", ka mantsoe a mang dimer (mohlala, Xe-Xe-, Kr-Cl gas) e thabelang boemo bo phahameng ba matla ka mor'a ho sebelisoa ha motlakase o mong.Hobane "li-dimers tse hlasimollang" tsena ha lia tsitsa, lia senyeha ka har'a li-nanoseconds tse seng kae, li fetola matla a tsona a hlasimollang hore e be mahlaseli a optical.Theknoloji ena e bontšitse liphello tse ntle, leha ho le joalo feela maemong a itseng.

Ka la 29 Motšeanong, Xavier Drujon, sengoli sa sengoloa o tla hlalosa boithuto le liphetho nakong ea rona ea khoeli le khoeli ea European Coatings Live.Ho ba teng lenaneong la tepo ha ho na tefo.


Nako ea poso: May-16-2023