Na-anakọta onye ọrụ bụ onye na - echekwa na - agbanwe nke na - agbanwe hydrophobity nke ịnweta elu ma na - eme ka mmiri na - asa mmiri na - agbaso ntụ. Otu kachasị mkpa ịhọrọ bụ Potions. Ọ nwere ihe abụọ kachasị mkpa: (1) Enwere ike ịbụ ndị mgbasa ozi dị n'elu mineral;
(2) ọ nwere ike melite hydrophobity nke ịnweta elu, na-eme ka ọ dịrị gị mfe ịgbaso ihe ndị ahụ, si otú ahụ na-eme ka mmiri na ịnweta.
Xantate bụ otu n'ime ndị na-anakọta.
Ngwongwo nke Xanthate
Xntantate bụ Xanthate, onye aha sayensị bụ hydracarbyl dithroocarbar. Enwere ike iwere ya dị ka ngwaahịa nke carbonate nke eji hydrocarbyl jiri hydrocarbyl mejupụtara ya site na sọlfọngenges oxygen abụọ. Ọ bụ usoro a bụ usoro a bụ r-ocsshe, dịka sodium ethythhate. R na usoro izu ụka na-abụkarị ndị otu alipharn hydrocbon ndị otu Cnh2n + 1, ebe n = 2 ~ 6, na-adịkarị, wdg m na - abụkarị (+), k (+ ), na ngwaahịa mmepụta ihe na-abụkarị na (+). Njirimara nke kaxium Xanthate dị otu, mana sodium Xanthate dị mfe karịa, na ọnụahịa nke sodium Xandhate. A na-eme ka niile na mmiri, mmanya na acetone. Dika onu ogugu nke carbon crouth na r otu, a na-akpọ ha etyl sodium, Mayl sodium Xandhate, wdg.
A na-akpọ methylyate na etyl Xanthate dị ala nke dị ala, na ndị nwere ulli na nke dị n'elu-ọkwa nke ọkwa xanthate. Xantrate bụ kristal ma ọ bụ ntụ. Ọdachi na-acha akwụkwọ ndụ akwụkwọ ndụ na-acha akwụkwọ ndụ akwụkwọ ndụ ma ọ bụ oroma-Red gelatinous na njupụta nke 1.3 ~ 1.7 g / cm3. O nwere isi ísì ụtọ ma bụrụ onye na-egbu egbu (ọkara). A na-agbanye obere obere Xanthate ngwa ngwa na mmiri, soluble na acetone na mmanya, ma ntakịrị soruble na ether na mmanụ. Ya mere, enwere ike iji acetten usoro a na-ahụ maka ihe mgbaze iji degharịa ma mee ka xanthate dị ọcha.
Ngwa na nchekwa nke Xanthate
Ikike nnakọta na nhọrọ nke Xntantate maka mineral dị iche iche nwere njikọ chiri anya na ngwaahịa ndọlite nke ya kwekọrọ na igwe Xandhate. A na-ekewakarị mineral metal na-ahụkarị ụzọ atọ dabere na sistemụ na-edozi nke ọla, (1) poalcofic cary metal: (1) ngwaahịa ethyhate erughị 4.9 × 10 ^ -9. Metal na-adaba na otu a gụnyere AU, AG, HG, CU, CD, CD, CD, BE, CD, AG, cu, wdg) na metal sulfide mineral nke ihe ndị dị otú ahụ. (2) Ihe dị na mineral ahụ: ngwaahịa na-edozi ahụ nke ya ígwè ethyl nke dị ukwuu karịa 4.9 × 10 ^ -9 mana erughị 7 × 10 ^ -2. Metal na-adaba na udi a gụnyere zn, fe, mn, wdg. Xntantate nwere ikike ịnakọta mineral nke ihe ndị dị otú ahụ, mana ọ dị ike. Ọ bụrụ na eji Xanthate dị ka onye na-anakọta ahụ, ọ dị mfe ịnweta nkewa nke mineral sọlfọ nke bụ ihe ndị na-egbu maramara na mineral sulfiels ndị na-enweghị isi. Ọ bụ ezie na ngwaahịa solubate nke ethylhate nke cobalt na nickel na-erughị 10 ^ -1 na-abụkarị syfide na mineral sọlfọ na mineral sọlfọ. (3) litophale na mineral: ngwaahịa na-edozi ahụ nke o ethyl Xanthate karịrị 4.9 × 10 ^ -2. A na-enwe ike iji otu ma ọ bụ na ce, mg, b, b, wdg. Na-anakọta mmetụta n'ụdị ụdị mital a. Ya mere, anaghị eji Xantate mgbe ị na-agwọ ọrịa alkali na alkaline ụwa ọla kọpa, mineral oxide na minerals. N'ozuzu, ngwaahịa na-edozi nke mininerals sulfer dị obere karịa ngwaahịa sọpị nke kwekọrọ na Metall Xanthate. Dabere na ụkpụrụ kemịkal, ọ gaghị ekwe omume maka Xanthate Anion X (-) iji meghachi omume na elu nke mineral sulfide ma dochie s (2-). Naanị mgbe elu nke mital sulfidize dị ntakịrị, s (2-) n'elu osisi sulfide na-anọchi site na oh-), s2o3 (2-) ;, ya 2-), na mgbe plasma, igwe mgbe ngwaahịa na-edozi nke Xanthate dị obere karịa ngwaahịa solubalition nke mineo oxide na-eme, ọ ga-ekwe omume X (-) iji dochie sentimita nke kwekọrọ na ọla nchara nchara n'elu nke ịnweta sọlfọ. A na-ejikarị Xanthate dị ka onye na-anakọta maka ọla dị iche iche (dịka AU, AG, CU, wdg) na igwe sulcophale na ndị na-elekọta ya. Iji gbochie hdrolysis, nrụrụgwụ na oke oke oke nke Xantathate, a ga-echekwa xanthate na arịa ikuku. Zere ịkpọtụrụ ikuku ikuku na mmiri, toaa ntị na mmiri mmiri na mmiri na-egosi na anyanwụ, ọ ga-ekpughekwa anyanwụ ma ọ bụ echekwara ya ogologo oge. Ọ ga-echekwa na ebe dị mma, akọrọ na ikuku. Ihe ngwọta osisi a kwadebere ka ọ ga-apụ apụ ruo ogologo oge, mmiri na-ekpo ọkụ ekwesịghị iji kwadebe ihe ọ bụla. A na-ejikarị ihe ngwọta Xantate dị na ngbanwe, yana ịta nke nkwadebe Xantate maka mmepụta na-abụkarị 5%.
Oge Post: Ọkt-10-2024
