Okwu mmalite nke pretreatment nke nickel ụfụfụ

nickel ụfụfụbụ ihe eji eme batrị electrodes, na mmepụta usoro nke nkịtị nickel ụfụfụ ihe bụ dị ka ndị a: na polyurethane sponge na mbụ conductivized, mgbe ahụ electrodeposited, na n'ikpeazụ sintered.

N'ime usoro ndị a dị n'elu, ọgwụgwọ na-eduzi n'ozuzu gụnyerekemịkalụ plating, mkpuchi conductive nrapado, na agụụ platingn'ụzọ atọ; electrodeposition nwere ike ịbụ sulfate ma ọ bụ sulfate nickel plating; A na-emecha usoro nhazi nke dị ugbu a site na ikuku na-ekpochapụ sponge polyurethane, wee belata ma na-agbanye sponge n'okpuru ikuku hydrogen na-ebelata ikuku n'ime nzọụkwụ abụọ, bụ ebe ikuku na-ekpochapụ sponge polyurethane oxidized na decarbonized na okpomọkụ nke 300 ruo 700. Celsius C. A na-emecha usoro nhazi ahụ site na ikuku na-ekpochapụ sponge polyurethane, wee belata ma na-agbanye ogbo polyurethane na ikuku hydrogen na-ebelata; A na-eme ọgwụgwọ mbelata n'okpuru ikuku ikuku hydrogen na okpomọkụ nke 800 ruo 1000 Celsius C maka nkeji 30-60, ikuku mbelata bụ gas decomposition amonia, na ọnụ ọgụgụ nke decomposition gas riri bụ 0.8-1.2 L / g (gram ọ bụla). nke nickel chọrọ 0.8-1.2 lita nke gas decomposition gas amonia iji rie)

Usoro ime ka emeliterenickel ụfụfụ, nzọụkwụ nke gụnyere conductivization, electrodeposition na sintering nke a polyurethane ogbo, e ji mara na nke ahụ kwuru sintering nzọụkwụ bụ pyrolyze na sinter na polyurethane ụfụfụ ozugbo na a mbenata ikuku mgbe electrodeposition, bụ nke mbenata ikuku bụ amonia decomposition gas, na mbenata okpomọkụ. bụ 400-1000 ° C., na mbenata oge bụ 30-60 nkeji, na ego nke decomposition gas oriri. bụ 0.4-0.8 l / g. (Grame nickel ọ bụla kwesịrị iri 0.4-0.8 lita nke gas decomposition gas amonia.) Amonia decomposition gas bụ ngwakọta nke nitrogen na hydrogen, na nha olu nke nitrogen na hydrogen bụ 1: 3.

Usoro mmeghachi omume bụ na mgbe electrodeposition nkenickel ụfụfụnwere polyurethane sponge ozugbo na hydrogen mbelata ikuku pyrolysis sintering, ebe carbon na hydrogen edinam, na-amụba CH4, C2H6 na ndị ọzọ gaseous hydrocarbons, gasification usoro n'elu zuru ezu wepụ graphite C na porous ahụ Cleaner.

Ọ na-edozi nke ọma adịghị ike ndị dị na teknụzụ dị ugbu a nke ụfụfụ nickel na usoro sintering, dị ka mfe ịgbawa, deformation arching, obere mkpụrụ, elu ike oriri, nickel ụfụfụ n'ibu Njirimara na-adịghị ike.