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Polyvinyl Butyral(PVB)

Name: Polyvinyl Butyral(PVB)
Brand: A. B. ENTERPRISES

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MOQ : 50 Kilograms

Polyvinyl Butyral(PVB) Specification

Grade
Industrial Grade

Taste
Odorless

Ingredients
Polyvinyl Butyral (Primary ingredient), Polyvinyl Alcohol, Butyraldehyde

Density
1.20 Gram per cubic centimeter(g/cm3)

Molecular Formula
(C8H14O2)n

Purity
99%

Ph Level
7 (neutral)

Product Type
Polymer

Appearance
White powder or granular solid

Solubility
Insoluble in water; soluble in alcohol, aromatic hydrocarbons, and esters

Smell
Odorless

HS Code
39053000

Usage
Used as interlayer in safety glass, binding agent, films, and sheets

Shape
Granular or Powder

Storage
Store in a cool, dry place away from direct sunlight and moisture

Melting Point
Approximately 150 C (decomposes before melting)

Properties
Excellent adhesion to glass, toughness, flexibility, optical clarity, and toughness. Good compatibility with various plasticizers. Resistant to oils, greases, and common solvents. High impact resistance.

Refractive Rate
1.48 1.49

Physical Form
Powder

Molecular Weight
Varies depending on polymerization degree

Polyvinyl Butyral(PVB) Trade Information

Minimum Order Quantity
50 Kilograms

Supply Ability
1 Kilograms Per Week

Delivery Time
1 Week

About Polyvinyl Butyral(PVB)

Polyvinyl Butyral(PVB)

CAS No.   : 63148-65-2

Other Names : PVB

Molecular Formula : C4H6O2

Purity    : 98%

Appearance :    white powder or Granular

Application :    Synthetic Resin and Plasti

Packaging Details : 25/50 kgs.

Versatile Performance in Industrial Applications

PVB powder is recognized for its remarkable adhesion to glass and high impact resistance, making it a crucial component in safety glass and laminated interlayers. Its flexibility, toughness, and optical clarity allow it to excel in high-performance films, sheet manufacturing, and resin systems, helping industries ensure longevity and performance in various environments.

Chemical Stability for Reliable Use

This industrial grade powder boasts strong compatibility with numerous plasticizers and features robust resistance to oils, greases, and most solvents. Its neutral pH and refined purity levels guarantee consistent results and stability across different applications, supporting manufacturers in delivering dependable products and processes.

FAQs of Polyvinyl Butyral(PVB):

Q: How is Polyvinyl Butyral (PVB) powder commonly used in industrial applications?

A: PVB powder is frequently used as an interlayer in safety glass production due to its excellent adhesion and high impact resistance. It also serves as a binding agent and is utilized in the fabrication of films and sheets for the automotive, construction, and packaging industries.

Q: What are the main benefits of using PVB powder in glass lamination?

A: The primary benefits include superior adhesion to glass, enhanced impact resistance, and optical clarity. These characteristics help prevent glass from shattering and improve overall safety, making laminated glass a preferred choice in architectural and automotive settings.

Q: When should PVB powder be stored to ensure longevity and performance?

A: PVB powder should always be stored in a cool, dry place away from direct sunlight and moisture. This prevents degradation and helps maintain its physical and chemical integrity over extended storage periods.

Q: Where is PVB powder most effectively utilized for maximum benefit?

A: It is particularly effective when used as a safety interlayer in automotive and architectural glass, as well as in industries requiring high-quality films, sheets, and adhesives. Its robust performance is valued by manufacturers and end users alike.

Q: What is the process for handling or mixing PVB powder with other materials?

A: PVB powder should be carefully mixed with compatible plasticizers or solvents such as alcohols and aromatic hydrocarbons to achieve desired properties in the final application. Proper mixing ensures uniform dispersion and optimizes performance in binding or lamination processes.

Q: Is PVB powder compatible with water-based systems?

A: No, PVB powder is insoluble in water. Instead, it dissolves readily in alcohols, aromatic hydrocarbons, and esters, indicating that formulations requiring water as a solvent are unsuitable for this material.

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