Polyvinyl Butyral

CAS# 63148-65-2

Product Description

Polyvinyl butyral (PVB), a resin commonly used for its adhesive and film-forming properties, finds various industrial applications owing to its unique characteristics. 

Product:

Polyvinyl Butyral

CAS:

63148-65-2

Synonym:

Vinyl butyral polymers; Vinyl acetal polymers; Poly[(2-propyl-1,3-dioxane-4,6-diyl)methylene]

Structure:

Typical Characteristics

Appearance

White to off-white powder

Density

1.08 g/cm3

Melting point

165-185 °C

Molecular Weight

40000-120000

Odor

Odorless

Purity

98%

Refractive index

1.485

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We Offer Polyvinyl Butyral
in various grades

A few of the grades available are listed below:

Polyvinyl Butyral used in many
industry applications

Polyvinyl butyral (PVB), a resin commonly used for its adhesive and film-forming properties, finds various industrial applications owing to its unique characteristics. Here's a list of some of its industrial uses:

  1. Laminated Safety Glass: PVB is widely used in the production of laminated safety glass for automotive and architectural applications. It provides excellent adhesion between glass layers, enhancing impact resistance and safety.
  2. Coatings and Paints: In the coatings and paints industry, PVB is used as a binder and film-forming agent, offering excellent adhesion, flexibility, and toughness to coatings.
  3. Solar Panels: PVB is employed in the encapsulation of solar panels, providing protection and stability to the photovoltaic cells, enhancing the durability and performance of the panels.
  4. Adhesives: PVB is used in the formulation of adhesives, especially in the production of high-performance adhesives that require strong bonding and flexibility.
  5. Printing Inks: PVB is used in the production of printing inks, providing excellent adhesion and flexibility to the printed materials, especially in packaging applications.
  6. Protective Films: PVB is used to manufacture protective films for various applications, offering excellent clarity, adhesion, and impact resistance.
  7. Composite Materials: PVB is used as a matrix resin in composite materials, providing enhanced mechanical properties and stability to the composites.
  8. Electronics: PVB is used in the electronics industry for encapsulation and protection of electronic components, offering good electrical insulation and mechanical stability.
  9. Packaging: PVB is used in packaging applications where clarity, flexibility, and durability are required, such as in the production of high-quality packaging films.
  10. Textiles: PVB is used in the textile industry for coating fabrics, providing water resistance, flexibility, and durability to the textiles.