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414093

Sigma-Aldrich

Poly(vinyl alcohol-co-ethylene)

ethylene 32 mol %

Synonym(s):

PVA-co-PE

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About This Item

Linear Formula:
(CH2CH2)x[CH2CH(OH)]y
CAS Number:
25067-34-9
MDL number:
MFCD00197931
UNSPSC Code:
12162002
PubChem Substance ID:
24865892
NACRES:
NA.23

form

pellets

melt index

3.8 g/10 min (210°C)

composition

ethylene, 32 mol %

hardness

100 (Rockwell M, ASTM D 785)

impurities

<0.7% polymerized vinyl acetate

transition temp

Tm 183 °C (DSC peak)
Tg 69 °C

solubility

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

density

1.19 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 biocompatible polymer that has a non-toxic nature. It has high tensile strength and good film forming ability that make it useful in the food packaging industry.

Application

PVA-co-PE can be used as a membrane in a variety of applications like filtration, biosensor and food sensors. It can also be used as a nanoporous membrane, which can potentially be used as a separator in energy vehicles and lithium ion batteries.

Other Notes

Maximum working temperature 240°C

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

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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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.
Antonio Martínez-Abad et al.
Journal of agricultural and food chemistry, 60(21), 5350-5359 (2012-05-15)
The use of silver as an antimicrobial in the food area has raised wide interest in recent years. In the present work, 0.001-10 wt % silver ions was satisfactorily incorporated into an ethylene-vinyl alcohol (EVOH) copolymer matrix by a solvent
Brian C Gartrell et al.
Otology & neurotology : official publication of the American Otological Society, American Neurotology Society [and] European Academy of Otology and Neurotology, 33(7), 1270-1275 (2012-07-18)
To report 3 unique cases of cranial neuropathy after super-selective arterial embolization of jugular foramen vascular tumors with ethylene vinyl alcohol. Clinical capsule report. Three tertiary academic referral hospitals. Three patients who underwent superselective arterial embolization (SSE) of head and
I-Chegn Chung et al.
Journal of nanoscience and nanotechnology, 11(12), 10633-10638 (2012-03-14)
The U.S. Food and Drug Administration allows a maximum of 72 mg of caffeine per 12 oz. serving (6 mg/oz). Consuming 400 mg of caffeine 3 times daily for 7 days may develop sleep disruption effects. However, it is still
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