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Global Supplier of Environmental Protection

And Safety New Material Solutions

PVB Resin for PVB Interlayer and Other Applications

Polyvinyl butyral resin is made of PVA and butyraldehyde under acid catalysis. With characteristics of good film formation, adhesion, weather resistance and solubility, PVB resin is applicable for PVB interlayer and electronic ceramics, coatings, inks.


Product Image

2121

Applications

Grade

Yellowness Test

Volatile

substance

content(%)

Hydroxyl

content(%)

Acetal group

Content (%)

Haze

Light Transmittance

Melt Index @120℃

(g/10min)

Free Acid

Content (%)

Viscosity (10.0% PVB solution) mPa.s

Bulk Density

(g/100mL)

PVB Interlayer

 DVB201

No visual yellowness

 ≦ 1.5

17.0~20.0

 75-80

 ≤0.40

 ≥87.0

 0.90 -1.70

 ≤0.0100

 1000~1400

 ≥ 14.0

 DVB202

No visual yellowness

≦ 1.5

 17.0~20.0

 75-80

≤0.40

≥87.0

1.30 -2.10

 ≤0.0100

 900~1300

≥ 14.0

Electronic ceramic, coating, ink

Grade

Volatile

substance

content(%)

Butyl

aldehyde

content(wt%)

Hydroxyl

content(wt%)

Free Acid

Content (%)

Viscosity

23℃(mPa.s)

DVB402

≦ 3.0

76.0 ~ 80.0

18.0 ~ 21.0

≦0.50

10~ 30

DVB412

≦ 3.0

76.0 ~ 80.0

18.0 ~ 21.0

≦0.50

30~ 50

DVB413

≦ 3.0

71.0 ~74.0

24.0 ~ 27.0

≦0.50

10~ 60

DVB422

≦ 3.0

76.0 ~ 80.0

18.0 ~ 21.0

≦0.50

50~ 80

DVB432

≦ 3.0

76.0 ~ 80.0

18.0 ~ 21.0

≦0.50

100~ 170

DVB433

≦ 3.0

71.0 ~74.0

24.0 ~ 27.0

≦0.50

140~ 220

DVB462

≦ 3.0

76.0 ~ 80.0

18.0 ~ 21.0

≦0.50

40~ 90*

DVB463

≦ 3.0

71.0 ~74.0

24.0 ~ 27.0

≦0.50

60~ 120*

*in 5% ethanol solution, others are in 10% ethanol solution

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