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Thermosetting acrylic resin CB-89 for electroplating varnish

This product is designed for vacuum plating, water electroplating of Cr and Ni, or in Stainless, etc. The developed 2K-PU topcoat has the characteristics of excellent adhesion, good dye compatibility and good alcohol resistance.

Application
(1). Water electroplating Cr, Ni and true aluminum plating on ABS material 2K-PU varnish

Main agent

Weight ratio (g)

Hardeningagent

Weight ratio (g)

CB-89

25.0

TPA-100

1.46

Thinner

20.0

TMOF

0.05

TOL

2.49

BAC

0.5

Total

45.0

4.5

(2) 2K-PU varnish on Stainless (stainless steel) TPA-100 specifications (NV:100%, NCO% 23.1); Thinner composition: MEK/DIBK/TOL/BAC=4/3/2/1(Wt.)
Main agent/hardener/thinner=10/1/5(Wt.)
NKⅡ 8″~ 8″5 Spraying Baking conditions: 65℃/1 hour; coating film Performance: Adhesion OK

Main agent

Weight ratio (g)

Hardeningagent

Weight ratio (g)

CB-89

22.5

TPA-100

2.25

KFLEX-188

1.2

TMOF

0.05

(20%)CAB551-0.2

0.25

TOL

1.7

DBTDL(10%)

0.05

0.5

Thinner

16.0

Total

40 . 0

4.0

Thinner composition: MEK/DIBK/TOL/BAC=4/3/2/1(Wt.); Main agent/hardener/thinner=10/1/6(Wt.)

NKⅡ 8″~ 8″5 Spraying Baking conditions: 80℃/1 hour ;Coating film performance: resistant to boiling water for 1 hour, appearance and adhesion OK

>

DBTDL(10%)

0.05

0.5

Thinner

16.0

Total

40 . 0

4.0

Thinner composition: MEK/DIBK/TOL/BAC=4/3/2/1(Wt.); Main agent/hardener/thinner=10/1/6(Wt.)

NKⅡ 8″~ 8″5 Spraying Baking conditions: 80℃/1 hour ;Coating film performance: resistant to boiling water for 1 hour, appearance and adhesion OK

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