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Butvar® B-76

Technical Datasheet | Supplied by Eastman

Butvar® B-76 by Eastman is a free-flowing polyvinyl butyral (PVB) thermoplastic powdered grade. Imparts broad solubility, good adhesion, toughness and flexibility. Retains clarity of the coating used for wood, metal and plastic substrates and offers reactive hydroxyl sites for crosslinking with thermoset systems. Butvar® B-76 is recommended for ceramic and metal oxide binders for inks, toners and reprographic coatings.

Butvar® B-76 Properties

Physical Properties

Value & Unit

Test Condition

Test Method

Hydroxyl Content

11.5 - 13.5 %

(Polyvinyl Alcohol)

Molecular Weight

90.000 - 120.000

(Size exclusion chromatography with low angle laser light scattering standard.)

Volatile Content

≤ 5.0 %

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