Polyvinyl Butyral (PVB) CAS 63148-65-2

Polyvinyl butyral Resin(PVB) Synonyms: Polyvinyl Butyral Resin CAS NO: 63148-65-2 Molecular formula: C16H28O5 Properties: White powder or granules. Soluble in solvents such as alchohols, esters, ketones, and mixtures of alchohol and arene. Application:...

Product Details

Polyvinyl butyral Resin(PVB)
Synonyms: Polyvinyl Butyral Resin
CAS NO:  63148-65-2
Molecular formula:  C16H28O5
Properties:
White powder or granules. Soluble in solvents such as alchohols, esters, ketones, and mixtures of alchohol and arene.  
Application:

  1. Transparent Material: adhesive and transparent to both inorganic and organic glass. Applied as safety interlayer and other transparent materials.

  2. Paints industry: Metal primer, paint in vacuum evaporation, transfering print ink, ink applied on metal, water-proof paint, metal paint and powder paint.

  3. Adhesive Agent: adhesive agent used in ‘Mark Copy Printing’, conglutination of glass, conglutination of metal, thermosol, conglutination of lacquered wire coils.

  4. Usage in glassfiber reinforced plastic and laminated products.

  5. Application in fiber processing: daubing fibers and processing other fibers.

  6. Green Strength adhesive material.

  7. Used in many other industries.

Specification:


     Items

Firm

SDW-1 (V20H)

SDW-1A (V30H)

SDW-2A

SDW-3A (V60H)

SDW-3B

SDW-6A

Purity,%

98.5 min.

98.0 min.

98.0 min.

97.9 min.

98.0 min.

98.0 min.

 98.0 min.

Polyvinyl Acetal Content,%

74-77

 75-77

75-77

69-71

75-78

69-71

  74-77

Polyvinyl Acetate Content,%

3 max.

Viscosity In
     Methanol    6% Solution

-

 2-4

4-6

5-7

9-18

15-20

 60-110

Viscosity In Butanol       5% Solution

150-230

 12-16

20-30

27-32

45-80

60-90

240-300

Viscosity In Butanol 10% Solution

-

40-70

90-150

90-150

-

-

-

Volatiles

2.0 max.

Ash content

0.08 max.

Transparence (660nm),%

98 min.

94 min.

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