363073

Poly(vinyl alcohol)

average M_w 31,000-50,000, 87-89% hydrolyzed

• Synonym(s): PVA
• Linear Formula: [-CH₂CHOH-]_n
• CAS Number: 9002-89-5
• MDL number: MFCD00081922
• NACRES: NA.23

Properties

• Quality Level: 200
• form: crystalline powder; crystals or granules; powder
• mol wt: average M_w 31,000-50,000
• falling ball: 5.2-6.2 cP, 4 % in H₂O(20 °C)(lit.)
• InChI: 1S/C2H4O/c1-2-3/h2-3H,1H2
• InChI key: IMROMDMJAWUWLK-UHFFFAOYSA-N

Description

General description

Poly(vinyl alcohol) (PVA) is a vinyl based water soluble polymer that can be used as a non-ionic surface active agent. It can also be used as a biodegradable polymer and can be incorporated in adhesives, coatings, textiles ceramics and cosmetics. Its properties include good transparency, chemical resistance, toughness and anti-electrostatic properties.

Application

PVA can be used in the preparation of microspheres which can be further used as biodegradable microcarriers.

Packaging

25, 500 g in poly bottle

1 kg in poly bottle

Safety Information

• Storage Class Code: 13 - Non Combustible Solids
• WGK: WGK 1
• Flash Point(F): No data available
• Flash Point(C): No data available
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves