-
Cationic surfactant
Cov tshuaj cationic surfactants feem ntau yog cov organic amine derivatives uas muaj nitrogen. Txij li thaum cov nitrogen atom hauv lawv cov molecules muaj ib khub electrons, nws tuaj yeem sib xyaw nrog cov hydrogen hauv cov kua qaub molecules los ntawm cov hydrogen bonds, ua rau cov amino pawg nqa ib qho posi...Nyeem ntxiv -
Kev Ua Haujlwm ntawm Cov Tshuaj Ntxuav Khaub Ncaws - Ntau Hom Tshuaj Ntxuav Khaub Ncaws
Cov tshuaj ntxuav tes ua haujlwm ntawm cov surfactants yog ib qho tseem ceeb uas muab cov surfactants rau lawv qhov kev siv tau zoo tshaj plaws. Nws koom nrog hauv lub neej txhua hnub ntawm ntau txhiab tsev neeg. Ntxiv mus, nws tau raug siv ntau dua hauv ntau yam lag luam thiab txhua yam kev tsim khoom lag luam. Cov tshuaj ntxuav tes S...Nyeem ntxiv -
Cov nyhuv tiv thaiv kev ua haujlwm ntawm surfactants
Qhov ua kom huv ntawm cov surfactants yog ib qho khoom tseem ceeb uas muab cov surfactants rau lawv cov kev siv zoo tshaj plaws. Nws koom nrog hauv lub neej txhua hnub ntawm ntau txhiab tsev neeg. Ntxiv mus, nws tau siv ntau dua hauv ntau yam lag luam thiab txhua yam kev tsim khoom lag luam. Cov nyhuv tiv thaiv hluav taws xob ntawm surfactan...Nyeem ntxiv -
Kev siv cov tshuaj surfactants uas tsis tshua muaj npuas hauv kev ntxuav kev lag luam
Hauv kev ntxuav hauv kev lag luam, ua npuas dej tsis yog tsuas yog cuam tshuam rau kev ntxuav kom huv xwb, tab sis kuj nyuaj rau yaug tawm, yooj yim muaj cov khoom seem, thiab tej zaum yuav ntws tawm ntawm cov khoom siv ntxuav, ua rau muaj khib nyiab. Ntxiv mus, ua npuas dej tuaj yeem nqa cov surfactants tawm ntawm cov kua ntxuav. Yog li ntawd, nws yog qhov tsim nyog siv cov khoom siv qis-fo...Nyeem ntxiv -
Cov txheej txheem rau kev tshem roj thiab ntxuav cov hlau!
Hauv cov txheej txheem tsim cov khoom siv hlau, cov roj nplua nyeem yog cov roj nplua nyeem uas siv los txo qhov kev sib txhuam ntawm cov khub sib txhuam thiab qeeb lawv cov hnav. Cov roj nplua nyeem kuj ua lub luag haujlwm xws li txias, ntxuav, thiab tiv thaiv kev ua qias tuaj rau cov khub sib txhuam. Txawm li cas los xij, kev siv cov roj nplua nyeem yuav...Nyeem ntxiv -
Muaj ntau yam tshuaj tua kab uas pab ntxiv rau, koj puas paub tias muaj pes tsawg hom?
Cov tshuaj ntxiv rau cov tshuaj tua kab yog cov tshuaj ntxiv thaum lub sijhawm ua cov tshuaj tua kab los txhim kho cov khoom siv lub cev thiab tshuaj lom neeg ntawm cov neeg sawv cev, tseem hu ua cov tshuaj ntxiv rau cov tshuaj tua kab. Cov tshuaj ntxiv rau lawv tus kheej tsis muaj kev ua haujlwm ntawm lub cev, tab sis lawv tuaj yeem cuam tshuam rau kev tswj hwm e...Nyeem ntxiv -
Kev Siv Cov Surfactants Hauv Cov Txheej Txheem
Kev faib tawm ntawm daim ntawv thov ntawm surfactants hauv coatings: Faib los ntawm lawv cov haujlwm, surfactants siv hauv kev lag luam txheej txheem tuaj yeem muab faib ua cov pawg hauv qab no: emulsifiers, pigment kho qhov chaw, pigment wetting thiab dispersing agents, defoamers, leveling agents, mil...Nyeem ntxiv -
Cov Khoom thiab Cov Yam Ntxwv ntawm Ob Lub Cationic Surfactants
Qhov them ntawm cationic surfactants yog qhov sib txawv ntawm anionic surfactants, yog li cationic surfactants feem ntau hu ua "inverse xab npum". Hauv lawv cov qauv tshuaj lom neeg, lawv muaj tsawg kawg yog ib pawg hydrophobic ntev thiab ib pawg hydrophilic zoo. Qhov ntev-cha...Nyeem ntxiv -
Kev siv cov tshuaj disperse dye leveling agents hauv polyester dyeing
Cov xim disperse feem ntau yog siv rau kev zas xim hydrophobic fibers xws li polyester, spandex, nylon, thiab acetate fibers. Nrog rau kev nce qib tas mus li ntawm cov thev naus laus zis dyeing fiber, ntau hom leveling agents tau ua tiav kev txhim kho tseem ceeb. 1. Leveling tus neeg sawv cev rau kev zas xim kub siab Thaum ...Nyeem ntxiv -
Koj paub ntau npaum li cas txog kev paub txog kev ntab dej?
1. Lub tswv yim ntawm kev flotation Flotation, tseem hu ua flotation beneficiation, yog ib qho kev siv tshuab ua cov khoom siv uas cais cov zaub mov muaj txiaj ntsig los ntawm cov zaub mov gangue ntawm qhov sib txuas ntawm cov roj-kua-khoom siv los ntawm kev siv qhov sib txawv ntawm cov khoom nto ntawm cov zaub mov sib txawv hauv cov ores, thiab yog als ...Nyeem ntxiv -
Cov tshuaj emulsifiers thiab cov tshuaj solubilizers: qhov txawv yog dab tsi?
Kev sib xyaw cov khoom uas tsis sib xyaw ua ke yog ib qho tshuaj lom neeg ntse heev! Yog tias koj tau sim sib xyaw lawv, koj yuav paub tias roj thiab dej tsis sib tov yooj yim. Txawm li cas los xij, nrog kev pab los ntawm cov tshuaj emulsifiers thiab cov tshuaj yaj, qhov kev ua tiav zoo li tsis yooj yim sua no ua tau - tab sis lawv puas yog ob qho tib si ...Nyeem ntxiv -
To taub Amphoteric Surfactants hauv Ib Tsab Xov Xwm - Hom Amino Acid thiab Hom Betaine
Amphoteric surfactants yog cov surfactants uas muaj ob qho tib si anionic hydrophilic pawg thiab cationic hydrophilic pawg hauv tib lub molecule. Lawv qhov tshwj xeeb tshaj yog tias lawv tuaj yeem pub thiab txais protons. Lawv muaj cov yam ntxwv hauv qab no thaum siv: Amphoteric surfactan...Nyeem ntxiv
