Ho atoloseng metsoako ea li-sealant, ammonium polyphosphate (APP) e bapala karolo ea bohlokoa ho matlafatseng khanyetso ea mollo.
APP e atisa ho sebelisoa e le se thibelang mollo ho atoloseng litlolo tsa sealant.Ha e le tlas'a mocheso o phahameng nakong ea mollo, APP e ba le phetoho e rarahaneng ea lik'hemik'hale.Mocheso o etsa hore ho lokolloe asiti ea phosphoric, e sebetsanang le li-radicals tsa mahala tse hlahisoang ke ts'ebetso ea ho tuka.Karabelo ena ea lik'hemik'hale e khothalletsa ho thehoa ha lera le teteaneng la char.Lera lena la char le sebetsa e le tšitiso e sireletsang, ka katleho e fokotsa phetisetso ea mocheso le oksijene ho thepa e ka tlase, ka hona e sitisa ho ata ha malakabe.
Ntle le moo, APP e sebetsa joalo ka sethibelo sa lelakabe le monate ho holisa litlolo tsa sealant.Ha li pepesehile mollong, li-additives tsa intumescent, ho kenyeletsoa APP, li kena ts'ebetsong ea ho ruruha, ho chesa le ho etsa lesela le sireletsang le sireletsang.Lera lena le kenya letsoho phokotsong ea phetisetso ea mocheso le ho lokolloa ha likhase tse sa cheng, ka hona ho sitisa ho ata ha mollo ka katleho.
Ho feta moo, ho ba teng ha APP ho atoloseng li-sealants ho ntlafatsa ho hanyetsa mollo ka kakaretso le ho finyella litekanyetso tse thata tsa tšireletso ea mollo.Char e entsoeng ka lebaka la karabelo ea APP e thibela ka katleho lisebelisoa tse ka tlaase, e fana ka nako e eketsehileng bakeng sa karabo ea tšohanyetso le ho tlosoa ha mollo.
Qetellong, ha ho atolosoa li-sealant formulations, ho kenyelletsoa ha ammonium polyphosphate ho matlafatsa haholo ho hanyetsa mollo ka ho khothalletsa ho thehoa ha mocheso o sireletsang, ho fokotsa mocheso le ho fetisetsa oksijene, le ho fana ka thibelo e sebetsang khahlanong le ho ata ha malakabe.Sena se kenya letsoho ho polokeho ea mollo ka kakaretso le ts'ebetso ea ho atolosa lihlahisoa tsa sealant lits'ebetsong tse fapaneng.
Nako ea poso: Dec-22-2023
