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433837

Sigma-Aldrich

Ethyl cellulose

viscosity 46 cP, 5 % in toluene/ethanol 80:20(lit.), extent of labeling: 48% ethoxyl

Sinónimos:

Cellulose ethylate

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About This Item

Número de CAS:
9004-57-3
Número MDL:
MFCD00131037
Código UNSPSC:
12162002
NACRES:
NA.23

descripción

water vapor transmission 890 g/m2/24hrs 3-mil. film (ASTM E96-66,E)

Formulario

powder

temp. de autoignición

698 °F

dureza

52-61 (Sward, 3-mil. film)

concentración

48.0-49.5%

Extensión del etiquetado

48% ethoxyl
2.25-2.58 mol ethyl per mol cellulose (D.S.)

índice de refracción

n20/D 1.47 (lit.)

viscosidad

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

temperatura de transición

Tg 120-124 °C

solubilidad

esters, aromatic hydrocarbons, alcohols and ketones: soluble

densidad

1.14 g/mL at 25 °C (lit.)

cadena SMILES

O1[C@H](C(C(C(C1COCC)OCC)OCC)OCC)O[C@@H]2C(OC(C(C2OCC)OCC)OCC)COCC

Clave InChI

MINRZDZESGXKDM-OLIDUAMRSA-N

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Aplicación

Film-former in coatings, hot-melt adhesives and transfer inks and as a plastic coating for a variety of substrates.

Características y beneficios

Produces transparent films, unaffected by visible and UV light. Flexible over a wide temperature range (70 to 150 °C), exhibits low flammability and can be made flame-retardant. Compatible with plasticizers and modifiers to improve adhesion, gloss, hardness and water resistance.

Código de clase de almacenamiento

11 - Combustible Solids

Clase de riesgo para el agua (WGK)

WGK 1

Punto de inflamabilidad (°F)

Not applicable

Punto de inflamabilidad (°C)

Not applicable

Equipo de protección personal

Eyeshields, Gloves, type N95 (US)

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Certificados de análisis (COA)

Lot/Batch Number
MKCR0352
MKCM1324
MKCL2418
MKCG3685
MKCD7566

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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
Syed Umer Jan et al.
Pakistan journal of pharmaceutical sciences, 25(4), 751-756 (2012-09-27)
The aim and objective of the present study was to formulate and evaluate controlled release polymeric tablets of ibuprofen with determinations of formulation factors using various grades and types of polymer ethocel i.e. ethocel standard 10P; 10FP, 100P and100FP for
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
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
Li-Ya Huang et al.
International journal of pharmaceutics, 436(1-2), 88-96 (2012-07-14)
A drug-loaded nanofiber mesh which could achieve time-engineeringed biphasic release was fabricated through sequential electrospinning. The drug to polymer ratio of each single mesh was allocated and designed before the tri-layered meshes were created. The resultant meshes had the following
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