Ihe ndị ebufe n'elu yinye ihe
Polyoxymethylene (POM), nke a makwaara dị ka acetal polyacetal, na polyformaldehyde, Ọ bụ thermoplastic injinia ejiri na akụkụ ziri ezi chọrọ isi ike dị elu, esemokwu dị ala na nkwụsi ike akụkụ dị mma. Dị ka ọ dị na ọtụtụ polymer sịntetik ndị ọzọ, ụlọ ọrụ kemịkalụ dị iche iche nwere usoro dịtụ iche na-emepụta ya wee ree ya dị iche iche site na aha dị ka Delrin, Kocetal, Ultraform, Celcon, Ramtal, Duracon, Kepital, Polypenco, Tenac na Hostaform. A na-eji POM mara ike ya dị elu, ike siri ike na ike ya ruo -40 Celsius. POM bụ intrinsically opaque ọcha n'ihi na ya elu crystalline mejupụtara ma nwere ike na-emepụta na ụdị dị iche iche.
Polypropylene (PP), nke a makwaara dị ka polypropene, ọ bụ polymer thermoplastic ejiri n'ọtụtụ ngwa dị iche iche. A na-emepụta ya site na polymerization nke yinye-eto site na monomer propylene.Polypropylene bụ nke otu polyolefins ma bụrụ akụkụ kristal na-abụghị polar. Ngwongwo ya yiri topolyethylene, mana ọ dị ntakịrị ike ma na-eguzogide okpomọkụ. Ọ bụ ihe na-acha ọcha, na-arụ ọrụ nke ọma ma nwee nnukwu nguzogide kemịkalụ.
Naịlọn 6 (PA6) ma ọ bụ polycaprolactam bụ polymer, karịsịa semirystalline polyamide. N'adịghị ka ọtụtụ naịlọn ndị ọzọ, naịlọn 6 abụghị polymer condensation, kama ọ na-etolite site na polymerization na-emeghe mgbanaka; nke a na-eme ka ọ bụrụ ihe pụrụ iche na ntụnyere n'etiti condensation na mgbakwunye polymers.
Oge nzipu: Eprel-24-2024