Nhicha nke Candle Filter

Mgbe a na-eji ihe nzacha kandụl mee ihe maka oge na eriri eriri filament, a ga-egbochi ya site na unyi, na nrụgide dị iche n'etiti ntinye na ntinye nke usoro ịgbaze polymer gbazere ga-abawanye, na nzacha kandụl ndị a. kpochaa tupu enwee ike iji ya mee ihe ọzọ.Nhicha tumadi na-eji anụ ahụ na kemịkalụ ụzọ calcine, igbari, oxidize ma ọ bụ hydrolyze na-arapara polymer na elu okpomọkụ, na mgbe ahụ na-eme mmiri ịsacha, alkali (acid) ịsacha na ultrasonic ihicha.

Ụzọ ihicha gụnyere: usoro calcinations, nnu bat, tri-ethylene glycol usoro, elu okpomọkụ hydrolysis usoro, alumina fluidized bed usoro, na agụụ ihicha usoro.Ka ọ dị ugbu a, ụzọ nhicha ndị a na-ejikarị bụ usoro tri-ethylene glycol, usoro hydrolysis dị elu, na usoro nhicha oghere.

Usoro tri-ethylene glycol bụ iji ụkpụrụ na polymer nwere ike gbazee site na tri-ethylene glycol na ebe a na-esi esi nke tri-ethylene glycol (285 ° C na nrụgide nkịtị) iji nweta nzube nke ihicha.Nzọụkwụ ihicha bụ itinye ihe a ga-ehicha n'ime tank tri-ethylene glycol nke nwere usoro kpo oku, welie ya site na ime ụlọ ruo ihe dịka 265 Celsius C, mee ka ọ dị ọkụ ruo awa 6, wee hapụ ya ka ọ dị jụụ ruo 100 ° C. Dị ka o kwesịrị ịdị, wepụ ihe a ga-ehicha ya, tinye ya n'ime mmiri ọkụ, sachaa ya na mmiri ọkụ dị ihe dịka 95 Celsius maka ihe dịka nkeji 20, wee gbanye ya na ngwọta 10% NaOH na okpomọkụ nke 60-70 ° C. 12 awa, wee saa ya na mmiri ọkụ.Ọ bụrụ na ọ bụ spinneret na ihe nzacha agbaze, a chọrọ nhicha ultrasonic.Igwe nhicha ahụ bụ mmiri dị ọcha na okpomọkụ nke 60-70 ° C.Oge ihicha bụ nkeji 15-20 ma mesịa kpochaa ya na ikuku abịakọrọ.

Usoro hydrolysis na-ekpo ọkụ na-ekpo ọkụ bụ iji polymer mee ka ọ dị mfe hydrolyzed na alkaline hydrolyzed na okpomọkụ dị elu iji mepụta ihe ndị dị ala, iji nweta nzube nke iwepụ ya.A na-etinye ihe a ga-ehicha n'ime autoclave, na-eri nri nke 0.3-0.6MPa, okpomọkụ dị ihe dịka 130-160 ° C, na oge bụ 2-8 awa.Na autoclave, ọ bụrụ na agbakwunyere obere NaOH, oge nhicha nwere ike dị mkpụmkpụ, mgbe ahụ, ịsacha mmiri, ịsacha alkali, na ultrasonic nhicha nwere ike iji.

A na-akpọkwa usoro ihicha agụụ agụụ usoro pyrolysis.Ụkpụrụ ọrụ ya bụ ibu ụzọ bulie okpomọkụ ruo 300 Celsius C ma mee ka ọ dị ọkụ ruo oge ụfọdụ iji gbazee polyester ma ọ bụ polymer ndị ọzọ dị elu na mpempe ọrụ a ga-edozi, ihe a wụrụ awụ na-asọpụta wee wepụ ya.Mgbe ahụ kpoo ọkụ, n'ihe dịka 350 Celsius, polyester fọdụrụnụ na-amalite ire ere, n'oge a, gbanye mgbapụta ikuku ka ọ pụọ, kpoo ihe dị ka 500 ° C, wee kpoo ọkụ.N'otu oge ahụ, a na-ebute obere ikuku iji oxidize ihe fọdụrụnụ.N'ebe ahụ na-adịghị ahụkebe, nrụrụ okpomọkụ na oxidative decomposition nke polyester fọdụrụnụ na-adị ngwa ngwa, a na-ekpochapụkwa ikuku gas na ash a na-emepụta iji nweta nzube nke ihicha.