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D68 Low-Gloss Curing Agent

D68 Low-Gloss Curing Agent
company Ningbo Zhihua Chemical Co., Ltd
Categories Other Optoelectronic Displays
Update2011-01-26
Original RegionChina
D68 Low-Gloss Curing Agent
Structural Formula:
It is a composed salt of cyclic-amidine and multi-acid, equivalent to B68 of HIs AG from Germany. D68 is a low-gloss curing agent making the film much lower gloss, with high mechanical strength and fine appearance, can be applied to epoxy/polyester compound powder coating as curing agent. With different prescriptions, it can adjust the glossy randomly with comprehensive performance.
Technical Specification: 
Appearance: white powder
Purity98%
Melting range: 200℃—225℃
Usage:
1. It can get low-gloss in compound powder coating
2. It can get good comprehensive performance. with using PV99( Zhihua Chemical Brand) together
3. Recommended curing condition:
180℃
20-25Minutes
190℃
10-12Minutes
200℃
8-10 Minutes
Recommended prescription
Content
Source
D68
Epoxy-resin
Compound resin
E12
Nanhai Chemical
110
95
CC340
Cytec Industries
40
Low-gloss curing agent
Zhihua Chemical
9
7
Pv99
Zhihua Chemical
8
8
Gloss enhancing agent
Zhihua Chemical
1
1
Benzoin
Zhihua Chemical
1
0.5
R902
Dupont
30
Super fine Barium
65
20
ZnO
5
CB
0.8
0.8
Gloss
60°
<5
<28
appearance
Eye-test
Smooth and glossy
Smooth and glossy
Impact
square impact /backlash
50/40
50/50
adhesion
Method of Scoring
100% pass
100% pass

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