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200646

Sigma-Aldrich

Éthyl cellulose

viscosity 4 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:
9004-57-3
Numéro MDL:
MFCD00131037
Code UNSPSC :
12162002
Nomenclature NACRES :
NA.23

Forme

powder

Température d'inflammation spontanée

698 °F

Concentration

48.0-49.5%

Ampleur du marquage

48% ethoxyl

Indice de réfraction

n20/D 1.47 (lit.)

Viscosité

4 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 is a water-insoluble hydrophobic biopolymer. Due to its excellent mechanical properties and biocompatibility, it is widely used for pharmaceutical and biomedical applications.

Application

Ethyl cellulose can be used as a precursor to prepare ink formulations for inkjet printing of flexible electronics. It acts as an effective polymer stabilizer.

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)

Certificats d'analyse (COA)

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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
Anurag Verma et al.
Acta pharmaceutica (Zagreb, Croatia), 62(2), 237-250 (2012-07-04)
Chitosan has become a focus of major interest in recent years due to its excellent biocompatibility, biodegradability and non-toxicity. Although this material has already been extensively investigated in the design of different types of drug delivery systems, it is still
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
Nahla S Barakat et al.
Drug development and industrial pharmacy, 39(2), 352-362 (2012-05-01)
Gliclazide (GLZ)-loaded microparticles made with a polymeric blend were prepared by a solvent evaporation technique. Organic solutions of two polymers, poly(ε-caprolactone) (PCL) and Eudragit RS (E RS) or ethyl cellulose (EC), in different weight ratios, and 33.3% of GLZ were
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
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