Naphthalene sulfonate formaldehyde condensate(FDN) bụ ihe anonic surfactant nwere usoro mmiri-phobic mejupụtara mgbanaka mmachibido iwu methylene jikọtara ya na usoro mmiri-philic nwere otu sulfonic acid. Ọ na-ọtụtụ-eji dị ka mmiri na-ebelata gị n'ụlọnga maka ihe, dye dispersant na coal mmiri slurry dispersant n'ihi na nke tozuru okè sịntetik usoro na magburu onwe dispersant arụmọrụ. A na-akwado FDN site na naphthalene ụlọ ọrụ mmepụta ihe site na sulfonation, hydrolysis, condensation na neutralization na sulfuric acid gbadoro anya.
N'ime afọ ndị na-adịbeghị anya, na ọnụahịa nke ụlọ ọrụ naphthalene, nke na-ewe mmanụ ala na coal dị ka ihe ọkụkụ, na-ebili, ọ na-eweta ọnụ ahịa dị elu na mmepụta nke FDN. Ọ bụ ihe dị mkpa maka akụ na ụba iji meziwanye ihe onwunwe nke FDN site na ngbanwe anụ ahụ na nke kemịkal ma ọ bụ ịchọta ihe ọhụrụ iji dochie naphthalene mmepụta ihe iji mejupụta FDN iji belata ọnụ ahịa mmepụta.CAS: 36290-04-7
Naphthalene Sulfonate bụ ugbu a synthesized dị ka FDN ngwaahịa Condensate nwere n'otu oge ahụ na-enye molekul mkpokọta ogo, sara mbara molekul arọ nkesa na ndị ọzọ e ji mara, izute mkpa nke injinia ngwa, akwụkwọ a, site n'ụzọ anụ ahụ ultrafiltration ga-FDN dị ka molekụla. ibu (nke a makwaara dị ka ogo polymerization) emeela na nhazi ọkwa, site na spectrometry, elemental analyzer characterization of the structure character of the different molecular larịị nke FDN, ma mụọ FDN dị iche iche na molekụla larịị iji nweta mma dispersion arụmọrụ nke FDN ọkwa.Sulfonated Naphthalene Condensate/ Sodium nnu.
Iji nyochaa ihe dị iche iche nke akụkụ dị iche iche dị arọ nke FDN na ciment dispersion ngwa arụmọrụ, akwụkwọ a mụrụ banyere adsorption omume nke FDN n'elu nke simenti irighiri, gụnyere electrokinetic ikike, adsorption ikike, adsorption oyi akwa ọkpụrụkpụ, na site molekụla. mkpokọta onwe, nwetara mmetụta nke ịdị arọ molekụla, nnu inorganic na ike njikọ hydrogen na mgbasa ozi nke FDN. Na mgbakwunye.
Oge nzipu: Mee-31-2022