Kedu ihe bụ PP ihe?
PP dị mkpụmkpụ maka Polypropylene, polymer thermoplastic nke sitere na polymerisation nke propylene monomer. Dị ka ihe dị mkpa plastik akụrụngwa, PP nwere ọtụtụ ngwa ngwa na ndụ kwa ụbọchị na mmepụta mmepụta ihe. N'isiokwu a, anyị ga-enyocha n'ụzọ zuru ezu ihe PP ihe bụ, yana àgwà ya, ojiji na uru.
Njirimara ndị bụ isi nke ihe PP
Ihe PP nwere ezigbo anụ ahụ na kemịkal. Njupụta ya dị ala, naanị ihe dị ka 0.9 g / cm³, bụ njupụta kacha nta nke plastik nkịtị, ya mere, ọ nwere ihe dị arọ. , na ọtụtụ n'ime acid, alkalis na organic solvents nwere ezigbo nguzogide corrosion. N'ihi uru ndị a, ihe PP aghọwo ezigbo nhọrọ n'ọtụtụ mpaghara.
Nhazi na ngbanwe nke ihe PP
Enwere ike kewaa ihe PP ka ọ bụrụ isi ụzọ abụọ, homopolymer polypropylene na copolymer polypropylene, dabere na usoro ha na akụrụngwa ha. Homopolymer polypropylene nwere nnukwu ihe siri ike na ike, na-eme ka ọ dị mma maka ngwaahịa ndị nwere ihe siri ike dị elu, ebe copolymer polypropylene nwere mmetụta siri ike na mmetụta dị mma n'ihi ntinye nke nkeji vinyl, a na-ejikarị ya na ngwa ndị na-achọ ka mma mmetụta nkwụsị.PP nwekwara ike. a ga-agbanwe site n'ịgbakwunye eriri enyo, ihe ndị na-ahụ maka ịnweta, ma ọ bụ ihe na-egbochi ire ọkụ iji meziwanye ihe anụ ahụ ya na nguzogide okpomọkụ, iji gboo mkpa nke ngwa dị iche iche. PP nwekwara ike gbanwee site n'ịgbakwunye eriri iko ma ọ bụ ihe ndị na-ahụ maka ịnweta ma ọ bụ ihe ọkụ ọkụ iji meziwanye ihe anụ ahụ ya na nguzogide okpomọkụ iji zute ngwa dị iche iche.
Mpaghara ngwa nke ihe PP
Enwere ike ịchọta ihe PP n'ebe niile na ndụ, ngwa ha na-ekpuchikwa ọtụtụ ubi, site na nkwakọ ngwaahịa na ngwaahịa ụlọ na ụlọ ọrụ ụgbọ ala na akụrụngwa ahụike. N'ihe gbasara nkwakọ ngwaahịa, a na-eji ihe PP eme ihe n'ọtụtụ ebe na-emepụta ihe oriri, ihe mkpuchi karama ihe ọṅụṅụ, ihe nkiri na ngwaahịa ndị ọzọ, nke a na-amasị ya n'ihi na ha adịghị egbu egbu, enweghị ụtọ na kwekọrọ na ụkpụrụ nchekwa nri. Na ngwaahịa ụlọ, a na-ejikarị ihe PP eme igbe nchekwa, nkata ịsa ákwà, ngwá ụlọ na ihe ndị ọzọ. N'ihi ezigbo okpomọkụ na nguzogide kemịkalụ, a na-ejikwa PP na ụlọ ọrụ ụgbọ ala na-eme bumpers, dashboards na batrị batrị, wdg. A na-ejikwa PP eme ihe n'ọtụtụ ebe na ngalaba ahụike, dị ka sirinji a na-ewepụ, karama infusion na ngwá ọrụ ịwa ahụ.
Enyi na gburugburu ebe obibi na adigide
N'ime afọ ndị na-adịbeghị anya, ka mmata gburugburu ebe obibi na-abawanye, ihe PP enwetawo nlebara anya karịa n'ihi mweghachi ha na mmetụta gburugburu ebe obibi dị ala. Enwere ike megharịa ihe PP site na ịmegharị ihe mgbe emechara ya, na-ebelata mmetọ na gburugburu ebe obibi. Ọ bụ ezie na ihe PP abụghị ihe na-emebi emebi, enwere ike ibelata mmetụta gburugburu ebe obibi ya nke ọma site na njikwa mkpofu sayensị na imegharị ya. Ya mere, a na-ewere ihe PP dị ka ihe dị mma na gburugburu ebe obibi na ihe plastik na-adigide.
Nchịkọta
Ihe eji eme ihe PP bu ihe eji eme ihe eji eme ihe nke nwere otutu ngwa. Njupụta ya dị ala, nguzogide okpomọkụ, nguzogide kemịkalụ na recycability na-eme ka ọ bụrụ otu n'ime ihe ndị dị mkpa na ụlọ ọrụ ọgbara ọhụrụ na ndụ kwa ụbọchị. Site n'ịghọta ihe ihe PP bụ na akụkụ nke ngwa ya, ị nwere ike iji uru nke ihe a mee ihe nke ọma iji nye nhọrọ a pụrụ ịdabere na ya maka ịmepụta na mmepụta nke ụdị ngwaahịa niile.