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Key Documents

200689

Sigma-Aldrich

Éthyl cellulose

viscosity 10 cP, 5 % in toluene/ethanol 80:20(lit.), extent of labeling: 48% ethoxyl

Synonyme(s) :

ethylcellulose

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About This Item

Numéro CAS:
Numéro MDL:
Code UNSPSC :
12162002
Nomenclature NACRES :
NA.23

Forme

powder

Température d'inflammation spontanée

698 °F

Ampleur du marquage

48% ethoxyl

Indice de réfraction

n20/D 1.47 (lit.)

Viscosité

10 cP, 5 % in toluene/ethanol 80:20(lit.)

Température de transition

softening point 155 °C

Densité

1.14 g/mL at 25 °C (lit.)

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Description générale

Ethyl cellulose(EC) is a hydrophobic andphysiologically inert cellulose derivative. It is widely used to preparephysiological dosage forms. It can also be used as a polymer coating,particle emulsion stabilizer and in pharmaceuticallyuseful aqueous latex dispersions.

Application

Ethyl cellulose can be used as a starting material to prepare zein-based nanofibers for controlled drug release. The addition of EC improves the solubility and mechanical properties of the composite nanofibers.

It can be used to prepare graphene-based ink for inkjet printing. This graphene oxide ink printed onto ITO surfaces can be used as an electrode for label-free DNA sensing.

Owing to its unique features such as gastroresistance, biocompatibility, and degradation to non-toxic and readily excreted products, EC is widely used in oral and topical drug dosage forms for the controlled release of the drug.

Caractéristiques et avantages

  • Non-toxic
  • Stable
  • Compressible

Code de la classe de stockage

11 - Combustible Solids

Classe de danger pour l'eau (WGK)

WGK 1

Point d'éclair (°F)

Not applicable

Point d'éclair (°C)

Not applicable

Équipement de protection individuelle

Eyeshields, Gloves, type N95 (US)


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Arif Z Nelson et al.
Proceedings of the National Academy of Sciences of the United States of America, 117(11), 5671-5679 (2020-03-05)
Microfluidic tools and techniques for manipulating fluid droplets have become core to many scientific and technological fields. Despite the plethora of existing approaches to fluidic manipulation, non-Newtonian fluid phenomena are rarely taken advantage of. Here we introduce embedded droplet printing-a
Daniela Traini et al.
International journal of pharmaceutics, 438(1-2), 150-159 (2012-09-12)
The potential of excipient coating to enhance aerosol performance of micronized drugs in carrier excipient-drug blends, used in dry powder inhalers, was investigated. Both EC (ethyl cellulose) and PVP (polyvinylpyrrolidone) were used as coating agents. Carriers were prepared via sieve
N Suwannateep et al.
European journal of pharmaceutics and biopharmaceutics : official journal of Arbeitsgemeinschaft fur Pharmazeutische Verfahrenstechnik e.V, 82(3), 485-490 (2012-09-08)
The phytochemical curcumin possesses antioxidant activity; however, it becomes unstable after being exposed to light or heat or loses activity during storage. This is especially important when curcumin is applied to the skin within a cosmetic or pharmaceutical formulation, since
Helene Andersson et al.
European journal of pharmaceutical sciences : official journal of the European Federation for Pharmaceutical Sciences, 48(1-2), 240-248 (2012-11-20)
Films of ethyl cellulose (EC) and water-soluble hydroxypropyl cellulose (HPC) can be used for extended release coatings in oral formulations. The permeability and microstructure of free EC/HPC films with 30% w/w HPC were studied to investigate effects of EC molecular
Oguzhan Gunduz et al.
Pharmaceutical research, 30(1), 225-237 (2012-09-08)
To investigate a new microfluidic method for the continuous preparation of hollow-shell nanoparticles of a hydrophobic polymer and the simultaneous encapsulation within these of a hydrophilic active pharmaceutical ingredient. A specially designed and constructed microfluidic device which facilitates at a

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