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182567

Sigma-Aldrich

Poly(vinyl butyral-co-vinyl alcohol-co-vinyl acetate)

average Mw 50,000-80,000 by GPC, powder

Synonym(s):

Poly(vinyl butyral-vinyl alcohol-vinyl acetate)

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About This Item

CAS Number:
27360-07-2
MDL number:
MFCD00132687
UNSPSC Code:
12162002
NACRES:
NA.23

form

powder

Quality Level

100

mol wt

average Mw 50,000-80,000 by GPC

composition

vinyl butyral, 80 wt. %

refractive index

n20/D 1.485

transition temp

Tg 62-72 °C

density

1.083 g/mL at 25 °C (lit.)

InChI

1S/C8H14O2.C4H6O2.C2H4O/c1-4-7-8(9-5-2)10-6-3;1-3-6-4(2)5;1-2-3/h5-6,8H,2-4,7H2,1H3;3H,1H2,2H3;2-3H,1H2

InChI key

RNNFCYZWIQZWQV-UHFFFAOYSA-N

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Application

Poly(vinyl butyral-co-vinyl alcohol-co-vinyl acetate) (PVBA) can be usedas a protective coating for copper corrosion in a saline environment.

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

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