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