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437247

Sigma-Aldrich

Poly(ethylene-co-vinyl acetate)

vinyl acetate 12 wt. %, melt index 8 g/10 min (190°C/2.16kg)

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About This Item

Formula condensata:
(CH2CH2)m[CH2CH(OCOCH3)]n
Numero CAS:
24937-78-8
Numero MDL:
MFCD00133996
Codice UNSPSC:
12162002
ID PubChem:
24867359
NACRES:
NA.23

Stato

beads

Temp. autoaccensione

500 °F

Indice di fluidità

8 g/10 min (190°C/2.16kg)

contiene

400-1200 ppm BHT as antioxidant

Composizione

vinyl acetate, 12 wt. %

Durezza

43 (Shore D, ASTM D 2240)

Punto di fusione

95 °C

Temp. transizione

softening point 65 °C (Vicat, ASTM D 1525)

Densità

0.933 g/mL at 25 °C

Stringa SMILE

C=C.CC(=O)OC=C

InChI

1S/C4H6O2.C2H4/c1-2-3-4(5)6;1-2/h2H,1,3H2,(H,5,6);1-2H2
DQXBYHZEEUGOBF-UHFFFAOYSA-N

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Applicazioni

Flexible tubing, color concentrates, gaskets and molded parts for autos, plastic lenses and pumps.

Caratteristiche e vantaggi

Thermoplastic, resilient, tough and resistant to ozone and environmental stress cracking. Inherently flexible, requiring no plasticizers.

Codice della classe di stoccaggio

11 - Combustible Solids

Classe di pericolosità dell'acqua (WGK)

WGK 1

Punto d’infiammabilità (°F)

Not applicable

Punto d’infiammabilità (°C)

Not applicable

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Certificati d'analisi (COA)

Lot/Batch Number
MKBH6596V
MKBB1556
04931CE
05921BN

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Mahmoud Borhani zarandi et al.
Applied radiation and isotopes : including data, instrumentation and methods for use in agriculture, industry and medicine, 70(1), 1-5 (2011-10-18)
In this paper a series of low-density polyethylene (LDPE) blends with different percentages (10%, 20%, and 30%) of EVA and sets of low-density polyethylene sheets were prepared. This set consists of four subsets, which were made under different cooling methods:
Christopher Mc Conville et al.
Journal of biomedical materials research. Part B, Applied biomaterials, 100(4), 891-895 (2012-03-23)
Vaginal rings are currently being investigated for delivery of HIV microbicides. However, vaginal rings are currently manufactured form hydrophobic polymers such as silicone elastomer and polyethylene vinyl acetate (PEVA), which do not permit release of hydrophilic microbicides such as the
P Sriamornsak et al.
Die Pharmazie, 66(8), 576-583 (2011-09-10)
The aim of this study was to investigate the drug release from microparticles coated with various polymeric films. Ibuprofen-loaded microparticles with diameter of 250 and 300 microm were prepared by a fluidized bed granulator. Five polymers were used as coating
Kanchana A Weerakoon et al.
Pest management science, 68(6), 906-913 (2012-01-21)
Plants emit phytochemicals as a defensive mechanism against herbivores. A small sensor switch that responds to these chemicals could be used to stop insect infestation at early stages. Polyethylene-co-vinyl acetate was chosen as the best polymer for this particular application
A Almeida et al.
International journal of pharmaceutics, 439(1-2), 223-229 (2012-09-29)
The aim of the present work was to evaluate drug release and quality of EVA/drug matrices at different PEO 7M concentrations (5 and 15%), manufactured using two different hot-melt extruders: a lab-scale mini extruder and a pilot-scale extruder. The process
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