Item No.:
A-70Brand:
iSuoChemColor:
White or YellowishAppearance:
PowderPolyvinyl butyral PVB is a synthetic organic polymer resin widely used in various applications because of its strong binding, clear appearance, ability to stick to many surfaces, toughness, and flexibility. It's made from polyvinyl alcohol by reacting it with butyraldehyde.
Other names
Poly(vinyl butyral)
Poly[(2-propyl-1,3-dioxane-4,6-diyl)methylene]
CAS No.: 63148-65-2
Molecular Weight: 432.904
Boiling Point: 660.6±65.0 °C at 760 mmHg
Chemical Formula: C20H25ClN6O3
Melting Point: 90-120 °C
EINECS 272-808-3
Specification of Polyvinyl Butyral
| Type No. | A-10 | A-20 | A-30 | A-40 | A-50 | A-60 | A-70 |
| Volatile, % | 3.0 max | 3.0 max | 3.0 max | 3.0 max | 3.0 max | 3.0 max | 3.0 max |
|
Viscosity |
1-5 | 2-10 | 10-18 | 18-30 | 30-60 | 60-180 | 180min |
| Polyvinyl butyral, % | 73-79 | 73-79 | 73-79 | 73-79 | 74-80 | 76-81 | 76-81 |
| Hydroxyl content, % | 19-23 | 19-23 | 19-23 | 19-23 | 19-23 | 19-23 | 19-23 |
|
Viscosity (Rotational viscometer method, mPa.S) |
40-70 | 70-140 | 140-250 | 250-420 | 420-840 | 840-2500 | 2500min |
| Ash, % | 0.05 max | 0.05 max | 0.05 max | 0.05 max | 0.05 max | 0.05 max | 0.05 max |
Applications
Polyvinyl butyral can be widely used into wood coatings, wash primers, ceramic substrates, composites and structural adhesives, and inks.
Sure, it is perfectly treated as an adhesive film interlayer in laminated safety glass.
FAQ
1. What is your packaging and shipping CBM?
Polyvinyl Butyral is packed in 15kgs per bag, 18mts/20'fcl without pallet or 16mts/20'fcl with pallet.
2. How much is the sample?
Sample can be free. Please contact iSuoChem to get the sample for trial test.
3. Do you inspect the shipping goods?
Yes, we have our own professional QC department.
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