Ihe mgbochi ọla kọpa ma ọ bụ deactivator ọla kọpa bụ ihe mgbakwunye na-arụ ọrụ nke ejiri na ihe polymer dị ka plastik na rọba. Isi ọrụ ya bụ igbochi mmetụta catalytic ịka nká nke ọla kọpa ma ọ bụ ion ọla kọpa na ihe, gbochie mmebi ihe onwunwe, ngbanwe agba, ma ọ bụ mmebi ihe onwunwe nke sitere na kọntaktị na ọla kọpa. Ọ dị mkpa karịsịa na mpaghara dị ka eriri waya, eriri USB, ihe nkwakọ ngwaahịa eletrọnịkị, wdg.
A na-eji ọla kọpa na alloys (dị ka wires) eme ihe n'ọtụtụ ebe na nnyefe ike, mana mgbe ọla kọpa batara na kọntaktị na ụfọdụ ihe polymer (dị ka PVC, polyethylene), ọ nwere ike ịkpata nsogbu ndị a:
Catalytic oxidation:
Cu2+ bụ ihe na-eme ka oxidation siri ike nke na-eme ka mgbaji oxidative nke ụdọ molekul polymer, ọkachasị na oke okpomọkụ na gburugburu iru mmiri.
Acid corrosion:
N'ihe halogenated dị ka PVC, ọla kọpa nwere ike imeghachi omume na HCl mebiri emebi iji mepụta ọla kọpa chloride (CuCl2), na-eme ka ire ere ihe dị ngwa ngwa (mmetụta catalytic onwe).
Ọdịmma n'ọdịdị:
Mbugharị nke ions ọla kọpa nwere ike ime ka akwụkwọ ndụ akwụkwọ ndụ ma ọ bụ ntụpọ ojii (nchara ọla kọpa) pụta n'elu ihe ahụ, na-emetụta ọdịdị ya.
Usoro ọrụ nke deactivator
Deactivators na-egbochi mmetụta ọjọọ nke ọla kọpa site na ụzọ ndị a:
Ọla kọpa chelaededde:
Ejikọtara ya na Cu2+ n'efu, a na-emepụta ogige ndị kwụsiri ike iji gbochie ọrụ catalytic ha (dị ka ogige benzotriazole).
Mfefe nke elu ọla kọpa:
Mepụta ihe nkiri nchebe n'elu ọla kọpa iji gbochie ntọhapụ nke ion ọla kọpa (dị ka ogige phosphorus organic).
Ihe ndị na-egbochi acidic:
Na PVC, ụfọdụ deactivators nwere ike ịkwụsị HCl nke na-emepụta site na ire ere, na-ebelata corrosion nke ọla kọpa (dị ka ihe nkwụnye nnu nnu nke nwekwara ọrụ nguzogide ọla kọpa).
Ọla kọpa Deactivators bụ ụdị "Nchekwa na-adịghị ahụ anya" na ihe polymer nke na-agbatị ndụ ọrụ nke ngwaahịa dịka sheathing waya site na igbochi ọrụ catalytic nke ọla kọpa. Isi nke teknụzụ ya dabere na chelation kemịkalụ ziri ezi na ngafe elu, ebe ọ na-edozi ịdị mma gburugburu ebe obibi na ọnụ ahịa bara uru. Na imewe nke waya casing, nhazi usoro nkedeactivators, ire erena mgbakwunye ndị ọzọ bụ isi ihe iji hụ na ntụkwasị obi dị ogologo oge nke ihe.
Oge nzipu: Mar-05-2025