Ihe ndị a rụpụtara n'oge na-adịbeghị anya na teknụzụ polyurethane (PU) nke na-egbochi ire ọkụ na-agbanwe agbanwe na-agbanwe ụkpụrụ nchekwa ihe n'ofe ụlọ ọrụ. Ụlọ ọrụ China na-eduga na ikike ikike ọhụrụ: Jushi Group mepụtara PU mmiri na-eme ka nano-SiO₂ dịkwuo mma, na-enweta ngụkọ oxygen nke 29% (nguzogide ọkụ Grade A) site na njikọta phosphorus-nitrogen, ebe Guangdong Yurong mepụtara ihe na-egbochi ire ọkụ ternary nke na-ejikọ na molekul PU, na-ahụ na nchekwa na-adịgide adịgide na-enweghị nsị. Kunming Zhezitao tinyere eriri carbon phosphate gbanwere na elastomers PU, na-eme ka nkwụsi ike okpomọkụ na nhazi char dịkwuo elu n'oge ọkụ.
N'otu oge ahụ, nnyocha zuru ụwa ọnụ na-eme ka ngwọta ndị na-adịghị ize ndụ gburugburu ebe obibi dịkwuo mma. Nnyocha ACS Sustainable Chemistry nke afọ 2025 gosipụtara sistemụ phosphorus/silicon na-enweghị halogen nke na-eme ka iguzogide ire ọkụ na mgbochi ntapụ na PU mmiri. Nano-silica sitere na akpụkpọ osikapa yana ihe mgbochi na-abụghị halogen na-egosi nkwa maka ụfụfụ PU na-adịgide adịgide, na-eme ka ihe mgbochi okpomọkụ na-abawanye na-enweghị anwụrụ ọkụ na-egbu egbu.
N'ihi iwu nchekwa ọkụ siri ike—dịka EU REACH na California TB 117—a na-atụ anya na ahịa plastik ndị na-egbochi ire ọkụ ga-arị elu site na ijeri $3.5 (2022) ruo ijeri $5.2 ka ọ na-erule 2030, ebe Eshia-Pacific na-achịkwa 40% nke ọchịchọ zuru ụwa ọnụ. Mmepụta ihe ọhụrụ na-ebute ụzọ n'ịhazi nchekwa, ogologo oge, na mmetụta gburugburu ebe obibi, na-egosi mmụba mgbanwe maka ngalaba owuwu, ụgbọ ala, na eletrọnịkị.
Oge ozi: Julaị-03-2025
