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Hydroxy ethyl cellulose (HEC)
HEC yog dawb mus rau yellowish fibrous los yog powdery khoom, non-toxic, tasteless thiab soluble nyob rau hauv dej.Insoluble nyob rau hauv cov organic solvents.Muaj cov khoom xws li thickening, suspending, nplaum, emulsifying, dispersing, dej tuav.Cov viscosity sib txawv ntawm cov tshuaj tuaj yeem npaj tau.Nws yog siv los ua cov nplaum, surfactants, colloidal tiv thaiv, dispersants, emulsifiers thiab dispersion stabilizers.Nws yog dav siv hauv txheej, luam ntawv number case, fiber ntau, dyeing, papermaking, cosmetic, tshuaj tua kab, ntxhia ua, roj. rov qab thiab tshuaj.
