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WF-H6020 Hydroxyl Acrylic Resin

1. Compositions

It is made up of hydroxyl acrylic resin, toluene, butyl acetate etc.

 

2. The characteristic

Ø          Quick dry,

Ø          High hardness,

Ø          Good adhesion with ABS.

 

3. Application field

It forms two-component paint which cures at normal temperature by adding HDI type poly-isocyanate composition, suitable for various solid finish coatings; mainly used for plastic surface paint.

 

4. The main technical parameters

    Item

Technical Index

Solid content (150℃×2hr), %

60±2

OH content (solid), %

2.0

Acid (solid), mg KOH/g

7±2

Viscosity (25℃, bubble pipe), s

50~80

Colorimetric (Fe-Co)

≤1

 

5.        Application examples and property index (reference)

Reference Formulations

Component A

WF-H6020 hydroxyl acrylic resin

61.42

BYK-110 dispersant

0.49

R-902 titanium dioxide

24.50

WF-F377 fluorocarbon modified acrylate leveling agent (Wuxi Wanbo Coating )

0.20

BYK-306 levelling agent

0.10

Dryer di-butyl tin di-laurate (1% xylene solution)

0.70

Xylene

6.30

Butyl acetate

3.78

Propylene glycol ether acetate

2.51

Total

100.00

Component B

Desmodur N75

11.53

Butyl acetate

0.97

Total

12.50

Component A/component B=8/1

 

Paint film performances

Substrate

ABS

Cure condition

80℃×30min

Adhesion (cross-cut)

100/100

Hardness

2H

Bending

1mm

Gloss (60°)

90

Tack free (min)

15

Hard dry (h)

16

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