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WF - H5015 Hydroxyl Acrylic Resin

1. Compositions

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

2. The characteristic

Ø          Good pigment wetting,

Ø          High gloss,

Ø          Good Chemical-proof nature.

3. Application field

It forms two-component paint which cures at normal temperature by adding HDI type poly-isocyanate composition, suitable for formulating various solid color paint, Mainly used for metal surfaces (such as engineering machinery) coatings.

4. The main technical parameters

 

    Item

Technical Index

Solid content (150×2h ),%

50±2

OH content (solid), %

1.5

Acid value (solid), mg KOH/g

8±2

Viscosity (25℃bubble pipe), s

15~25

Colorimetric (Fe-Co)

≤1

5. Application and performance index (reference)

Reference Formulations

Component A

WF-H5015 hydroxyl acrylic resin

66.30

BYK-110 dispersant

0.42

R-902 titanium dioxide

21.00

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

0.20

BYK-306 leveling agent

0.10

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

0.60

Xylene

5.69

Butyl acetate

3.41

Propylene glycol ether acetate

2.28

Total

100.00

Component B

Desmodur N75

7.80

Butyl acetate

2.20

Total

10.00

Component A/ Component B=10/1

Film performance

Substrate

Tinplate

Cure condition

80×30min

Adhesion (cross-cut)

100/100

Hardness

H

Compact (kg·cm

50

Bending

1mm

Gloss (60°)

98

Tack free (min)

20

Hard dry (h)

20

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