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414077

Sigma-Aldrich

Poly(vinyl alcohol-co-ethylene)

ethylene 27 mol %

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About This Item

Linear Formula:
(CH2CH2)x[CH2CH(OH)]y
CAS Number:
MDL number:
UNSPSC Code:
12162002
PubChem Substance ID:
NACRES:
NA.23

form

pellets

melt index

3.9 g/10 min (210°C)

composition

ethylene, 27 mol %

hardness

104 (Rockwell M, ASTM D 785)

impurities

<0.7% polymerized vinyl acetate

transition temp

Tm 191 °C (DSC peak)
Tg 72 °C

solubility

DMSO, water/n-propanol (1:1), and phenol: soluble

density

1.2 g/mL at 25 °C

SMILES string

C=C.OC=C

InChI

1S/C2H4O.C2H4/c1-2-3;1-2/h2-3H,1H2;1-2H2

InChI key

UFRKOOWSQGXVKV-UHFFFAOYSA-N

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General description

Poly(vinyl alcohol-co-ethylene) (PVA-co-PE) is a hydrophilic non-toxic polymer with good film forming ability. Its other properties include biocompatibility, high tensile strength and low fouling potential.

Application

PVA-co-PE can be used in the formation of nanofibrous membranes for the development of high performance adsorption materials. It can also be used to form membranes for potential applications such as lithium ion batteries, biosensors and microfluidic devices.

Other Notes

Maximum working temperature 240°C
See 414093 as an alternate for this product.

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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Light-induced switching of the wettability of novel asymmetrical poly (vinyl alcohol)-co-ethylene membranes blended with azobenzene polymers
Tylkowski B, et al.
Langmuir, 26(18), 14821-14829 (2010)
Cibacron Blue F3GA functionalized poly (vinyl alcohol-co-ethylene)(PVA-co-PE) nanofibrous membranes as high efficient affinity adsorption materials
Zhu J, et al.
Journal of Membrane Science , 385, 269-276 (2011)
A novel hierarchically structured and highly hydrophilic poly (vinyl alcohol-co-ethylene)/poly (ethylene terephthalate) nanoporous membrane for lithium-ion battery separator
Xia M, et al.
Journal of Power Sources, 266, 29-35 (2014)
High performance filtration nanofibrous membranes based on hydrophilic poly (vinyl alcohol-co-ethylene) copolymer
Li M, et al.
Desalination, 329, 50-56 (2013)
K Khanah Mokwena et al.
Critical reviews in food science and nutrition, 52(7), 640-650 (2012-04-26)
Ethylene vinyl alcohol (EVOH) is one of the best known flexible thermoplastic oxygen barrier materials in use today. It is especially important for refrigerated and shelf-stable foods where oxygen deteriorates the quality of packaged products and reduces their shelf life.

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