Sodium 2-naphthalene sulfonate formaldehyde

Sodium 2-naphthalenesulfonate formaldehyde, tseem hu ua SNF, yog dav siv nyob rau hauv ntau yam lag luam vim nws cov khoom zoo heev. Nov yog qee cov ntaub ntawv thiab cov kev siv ntawm SNF:

Technical data:
Cov mis mos molecular: C12H9NaO4S
Molecular Luj: 296.25 g / mol
- Cov tsos mob: Dawb mus rau daj daj hmoov
- Solubility: Soluble hauv dej, me ntsis soluble hauv ethanol thiab ether
- pH tus nqi (1 feem pua ​​aqueous tov): 7.5-8.5
- Melting point: 250-300 degree
Qhov ceev: 1.46 g / cm3

Kev siv thaj chaw:

1. Kev lag luam textile: SNF yog siv los ua tus neeg sawv cev thiab qib siab rau dyeing thiab luam ntawv txheej txheem. Nws tseem tuaj yeem txhim kho cov khoom ntub dej ntawm cov ntaub thiab tiv thaiv yellowing.
2. Kev tsim kho kev lag luam: SNF yog siv los ua cov dej reducer thiab superplasticizer hauv cov cement thiab pob zeb formulations. Nws tuaj yeem txhim kho kev ua haujlwm, lub zog, thiab kav ntev ntawm cov khoom kawg.
3. Kev lag luam ntawv: SNF yog siv los ua ib qho kev faib tawm thiab khaws cia hauv cov txheej txheem papermaking. Nws tuaj yeem txhim kho qhov sib xws thiab ruaj khov ntawm cov tawv nqaij thiab txhim kho cov ntawv zoo.
4. Kev lag luam kho dej: SNF yog siv los ua flocculant thiab coagulant pab hauv cov chaw kho dej khib nyiab. Nws tuaj yeem tshem tawm cov khib nyiab, cov organic teeb meem, thiab cov hlau hnyav los ntawm dej.

Hauv cov ntsiab lus, SNF yog ntau yam tshuaj lom neeg sib xyaw uas muaj ntau yam kev siv, suav nrog textile, kev tsim kho, ntawv, thiab dej kho kev lag luam. Nws cov khoom zoo heev ua rau nws muaj txiaj ntsig cov khoom lag luam hauv ntau yam formulations.