Tus Neeg Sawv Cev Qhiasiv tau rau kev txo cov pa phem thiab txhim kho qhov meej ntawm polypropylene los ntawm kev sib txuas ntawm cov polymer. Qhov no kuj ua rau muaj kev tawv ntawm cov khoom pwm thiab kom luv dua lub sijhawm voj voog thaum lub sijhawm molding. Cov khoom lag luam zoo li no tau pom zoo los ntawm FDA tso cai siv rau hauv kev sib cuag zaub mov hauv kev lag luam thoob ntiaj teb.
Tus Neeg Sawv Cev Qhiayuav sib xyaw nrog cov hmoov polypropylene los ntawm kev sib tov qhuav lossis cov khoom siv tswv thiab nws muab cov pob tshab siab thiab txhim kho cov khoom siv kho tshuab, tiv taus cua sov. Cov tshuaj tau ceeb toom yuav raug siv rau hauv kev txhaj tshuaj molding nyias phab ntsa, zaj duab xis extrusion, tshuab molding thiab rotational molding. Los ntawm kev txhaj tshuaj molding, tuaj yeem tsim cov khoom siv hauv tsev, cov thawv cia khoom, cov thawv pob khawm nyob, cov thawv nyias phab ntsa thiab cov koob txhaj tshuaj pov tseg. Nws kuj tseem tuaj yeem uaPP meejthiab cov fwj uas yog cov kev xaiv nrov rau cov tshuaj, cov txuj lom, kua txiv hmab txiv ntoo, cov kua ntses, cov vitamins, thiab cov fwj menyuam yaus thiab lwm yam.
Dosage rauHomo PP, Random copolymer PPpom zoo ntawm 0.2% - 0.3%.
Lub sijhawm tshaj tawm: Cuaj hlis-18-2020