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P8136

Sigma-Aldrich

Alcol poli(vinilico)

87-90% hydrolyzed, average mol wt 30,000-70,000

Sinonimo/i:

PVA, PVAl, PVOH, Poly(Ethenol)

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About This Item

Formula condensata:
[-CH2CHOH-]n
Numero CAS:
9002-89-5
Numero MDL:
MFCD00081922
Codice UNSPSC:
12352104
NACRES:
NA.21

Livello qualitativo

200

Forma fisica

powder

PM

average mol wt 30,000-70,000

Viscosità

4-6 cP, 4 % in H2O(20 °C)(lit.)

Solubilità

H2O: soluble

InChI

1S/C2H4O/c1-2-3/h2-3H,1H2
IMROMDMJAWUWLK-UHFFFAOYSA-N

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Categorie correlate

Applicazioni

Poly(vinyl alcohol) has been used:
  • in in vitro production (IVP) of bovine embryos
  • oocyte recovery and in vitro maturation
  • as a macromolecular component in basal cultured medium

Azioni biochim/fisiol

Poly(vinyl alcohol) (PVA) is a polyhydroxy polymer, soluble in water. PVA is known to possess high mechanical strength, biocompatibility and non-toxicity. Hence, it serves as a biomedical implant material. Polymerization of vinyl acetate to poly (vinyl acetate), which is then hydrolysed to form PVA. Its application is observed in drug delivery systems, wound dressing, dialysis membranes, artificial skin, surgical repairs and cardiovascular devices.

Codice della classe di stoccaggio

11 - Combustible Solids

Classe di pericolosità dell'acqua (WGK)

WGK 1

Dispositivi di protezione individuale

Eyeshields, Gloves, type N95 (US)

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Certificati d'analisi (COA)

Lot/Batch Number
0000397088
0000397089
0000395636
0000391290
0000355001

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Structure and applications of poly (vinyl alcohol) hydrogels produced by conventional crosslinking or by freezing/thawing methods
Biopolymers PVA Hydrogels Anionic Polymerisation Nanocomposites, 37-65 (2000)
In Vitro Developmental Competence of In Vitro-Matured Bovine Oocytes Fertilized and Cultured in Completely Defined Media
Keskintepe L and Brackett BG
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Birth of Piglets Derived from Porcine Zygotes Cultured in a Chemically Defined Medium
Yoshioka K, et al.
Biology of Reproduction, 66(1), 112?119-112?119 (2002)
Nanostructured poly(vinyl alcohol)/bioactive glass and poly(vinyl alcohol)/chitosan/bioactive glass hybrid scaffolds for biomedical applications
Mansur HS and Costa HS
Chemical Engineering Journal, 137, 72-83 (2008)
C Wrenzycki et al.
Human reproduction (Oxford, England), 16(5), 893-901 (2001-05-02)
Assisted reproduction technologies have made great progress during the last 15 years in most mammalian species, including humans. Growing evidence indicates that bovine pre-implantation development is a superior model for investigating early human development than the mouse. The purpose of
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