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Merck
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Documentos Principais

182001

Sigma-Aldrich

Poly(ethylene oxide)

average MV 300,000 (nominal), powder, hydroxyl, BHT as inhibitor

Sinônimo(s):

Polyethylene oxide, PEO

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5 G
R$ 552,00
250 G
R$ 909,00
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5 G
R$ 552,00
250 G
R$ 909,00
500 G
R$ 1.163,00

About This Item

Fórmula linear:
(-CH2CH2O-)n
Número CAS:
Número MDL:
Código UNSPSC:
12352104
ID de substância PubChem:
NACRES:
NA.23

R$ 552,00


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Nome do produto

Poly(ethylene oxide), average Mv ~300,000 (nominal), powder

Formulário

powder

peso molecular

average Mv ~300,000 (nominal)

contém

200-500 ppm BHT as inhibitor

viscosidade

600-1,200 cP, 5 % in H2O(25 °C, Brookfield)(lit.)

temperatura de transição

Tm 65 °C

aplicação(ões)

battery manufacturing

grupo funcional

hydroxyl

cadeia de caracteres SMILES

[H]OCCO

InChI

1S/C2H6O2/c3-1-2-4/h3-4H,1-2H2

chave InChI

LYCAIKOWRPUZTN-UHFFFAOYSA-N

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Aplicação

Poly(ethylene oxide) can be used:
  • As a starting material to fabricate double layer nanodiamond thin film that acts as an interfacial protection layer for Li anodes.
  • To enhance the surface properties of low-density polyethylene (LDPE) using plasma-initiated grafting.
  • To prepare hydroxyapatite/poly(ethylene oxide)nanocomposites.

Código de classe de armazenamento

11 - Combustible Solids

Classe de risco de água (WGK)

WGK 1

Ponto de fulgor (°F)

Not applicable

Ponto de fulgor (°C)

Not applicable

Equipamento de proteção individual

Eyeshields, Gloves, type N95 (US)


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Journal of cardiovascular pharmacology, 14(3), 374-380 (1989-09-01)
The acute hemodynamic effects of an intravenously (i.v.) injected poly(ethylene oxide), Polyox WSR N-60K (dose 50 mg/kg), were studied in the open-chest rat anesthetized with sodium pentobarbital. The injectate is one of four drag-reducing polymers known to augment in vitro
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Previous studies have demonstrated that Separan AP-30, a drag-reducing polymer, significantly decreased the formation of atherosclerotic plaques in rabbits fed a high-cholesterol diet. Furthermore, Separan AP-273, a polymer similar to but longer than Separan AP-30, markedly increased cardiac output in

Questions

  1. Is there any data on dissolution rates of this product in DMF or THF? Why is the viscosity given over such a large range?

    1 answer
    1. The viscosity assay is conducted at 5% using a Brookfield RVF, spindle 2, speed 10 rpm, at 25°C. The viscosity range is provided as a quality control specification. The viscosity molecular weight (Mv) is determined through a rheological method and is an approximation. According to supplier information, this product has the ability to thicken a wide variety of organic solvents at various temperatures. Typical organic solvents include most halogenated hydrocarbons, various ketones, alcohols, aromatic hydrocarbons, and esters. However, it is generally not soluble in aliphatic hydrocarbon solvents, glycols, diols, and aliphatic ethers.

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