1. Osaka Organic Chemical Ind., Ltd.
Dendrimer Acrylate
Viscoat 1000 series
Structural Features & Properties
・ Acryloyl group with approx. 14-functional moieties ⇒ Hardness
・ Hypherbranched structure ⇒ Low Shrinkage
Osaka Organic Chemical Ind., Ltd.
JAPAN
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2. Viscoat 1000 series 【Product Specifications】 V#1000 V#1020 V#1080 2/4
Property
Analysis method
General-purpose
type
Medium sensitivity
High hardness
V#1000
V#1020
V#1080
Appearance
Visual
Light yellow
viscous liquid
Color
APHA
Max 100
Max 150
Max 200
Moisture
Karl Fisher
Max 0.5%
Polymerization Inhibitor (MEHQ)
Nitroso method
Max 3000ppm
Viscosity (25℃)
Type E
0.4～0.7Pa・s
1.5～2.5Pa・s
40～70Pa・s
Acid value　　　　　(KOH mg/g)
Neutralization titration
Max 1.0
Hydroxyl value　　　(KOH mg/g)
Aceｔic anhydride method
5～40
5～80
Number average molecular weight
GPC method　　　　　　　　(in PSt conversion)
1000～2000
1500～3000
2000～4000
Flash point -
P.I.I.
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OSAKA ORGANIC CHEMICAL IND., LTD.

3. Steel wool scratching resistance
Viscoat 1000 series　
【Curing Properties】
Property
DPHA
V#1000
V#1020
V#1080
Curing condition
Pencil hardness 7H 3H 4H 9H
Initiator : 5% Irg.184
Coated film : glass, film thickness #22
Irradiation : 120W×10cm(H)×10m/min., 300mJ/cm2
Load : 0.5kg
Steel wool scratching resistance
300g/cm2
50times -
Many scratches
5～6
scratches
No scratch
Initiator : 5% Irg.184 (THF 50% dilution)
Coated film : PET film (75μm), film thickness #10 　　　
Dried at 60℃ for 30min. after coating
Irradiation : 120W×10cm(H)×10m/min., 500mJ/cm2
Tack free
1 times
18 times
4 times
Coated film : PET film (75μm), film thickness #10
Irradiation : 60W×40cm(H)×10m/min., 30mJ/cm2/times
Curling
31mm
8mm
9mm
28mm
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OSAKA ORGANIC CHEMICAL IND., LTD.

4. Viscoat 1000 series 【V#1000/V#1080 Properties 】 4/4
OSAKA ORGANIC CHEMICAL IND., LTD.