Yasungulwa nguMnu. Wurtz & Mr. Hofmann ngo-1849, eyathuthukiswa ngo-1957, i-Polyurethane yaba into esetshenziswa ezimbonini eziningi ezahlukene.Ukusuka ekundizeni emkhathini kuya embonini nasezolimo.
Ngenxa yokuvelela kokuthambile, okumibalabala, ukunwebeka okuphezulu, ukumelana ne-hydrolyze, ukumelana nokubanda nokushisa, ukumelana nokuguga, i-Heart To Heart yaqala ukuyifunda ngo-1994 futhi yathuthukisa ukusetshenziswa kwezesekeli zasendlini yangasese, ikakhulukazi izingxenye ezithambile zikabhavu ukuze zimboze ubuthakathaka bezinto zokugezela eziqinile ezifana ne-acrylic, ingilazi nensimbi ukuvikela umuntu nokwandisa injabulo yokugeza noma ukugeza.Ngaphandle kokusebenzisa endlini yokugezela, impahla ye-PU nayoukusebenzisa ngokupheleleensimbini yezokwelapha, okokusebenza kwezemidlalo, ifenisha kanye nezimoto njll.
Isikhathi sokuthumela: Apr-25-2023
