1. Sodium naphthalene sulfonate formaldehyde FDN waxa kale oo loo yaqaan naphthalene ku salaysan superplasticizer, poly naphthalene sulfonate, sulphonated naphthalene formaldehyde. Muuqaalkeedu waa budada khafiifka ah. SNF superplasticizer wuxuu ka samaysan yahay naphthalene, sulfuric acid, formaldehyde iyo saldhig dareere ah, waxaana lagu sameeyaa falcelin taxane ah sida sulfonation, hydrolysis, uumi iyo dhexdhexaadin, ka dibna la qalajiyey budo.
2. Naphthalene sulfonate formaldehyde waxaa caadi ahaan loo tixraacaa sida superplasticizer for shubka, sidaas darteed waxay si gaar ah ugu habboon tahay diyaarinta shubka xoogga badan, shubka uumiga lagu daaweeyay, shubka dareeraha ah, shubka aan la taaban karin, shubka biyaha aan biyaha lahayn, shubka caagga ah, biraha birta ah iyo prestressed. shubka la xoojiyay. Intaa waxaa dheer, sodium naphthalene sulfonate formaldehyde sidoo kale waxaa loo isticmaali karaa sida kala firdhiso maqaarka, dharka iyo warshadaha dheeha, iwm. Sida soo saaraha xirfadeed ee superplasticizer naphthalene ee Shiinaha, Longou had iyo jeer waxay bixisaa tayada sare ee budada SNF iyo qiimaha warshadda dhammaan macaamiisha.