D68 Matt-finishing Hardner is salt prepared from cyclic amidine and polycarboxylic acid . it is equal to B68 of HüLS (A.G.). it can be used as curing agent for epoxy/polyester hybrid powder coatings with super Matt-finish film of coatings and excellent of vrious mechanicaproperties . through adjusted the formulations , can make luster of coating film of coating film changing between matt finish and high gloss with better apprarence .
Specifications :
Appearance : white or pale powder
Melting point range: 222-228℃
Recommended formulations
Recommended curing conditions
180℃×20-25 mins
190℃×10-12mins
200℃×8-10 mins
Usage :
Because of D68 matt-finishing hardner has high melting point, it’s compatibility with resin is unstisfactory. To eliminate this defect, it’s very important in composing D68 matt-finishing hardner to homoeneous disperion, customers can properly enhance extruding temperature(100℃ up) or more extruded .
Recommend formulation :
Hybride polyester 5
Epoxy resin 55
D68 5
Levelling agent 1
gloss enhance agent 1
benzoin 0.3-0.5
wax 0.3-0.5
matt bodyfiller (barium sulphate) 30
MA-100(black pigment) 1.2
This formulation can get matt powder coaitng , the gloss around 5-8%
TEL : 0086-574-65731999 / FAX : 0086-574-65601619
juexi Industrial Park Zhejiang Ningbo China [CN]
Company Advantage
Detail Company Introduction
Ningbo Zhihua Chemical Co., Ltd was founded in 1985. We specialize in the development and manufacture of all kinds of powder coating addictives, anti-corrosive paints and microbicides.The main product is triclocarban and for each year we come to produce more than 3000tons of triclocarban.Our company has independent production base for making dichloroaniline and p-chloropheny isocyanate of TCC, and we can guarantee high-quality complex raw materials for TCC.
ECROBOT CO., Ltd, Business Registration Number : 220-88-71747, CEO J.W.Park, TEL : +82-2-552-7676, E-mail : E-mail : Contact us Address : (Hwanghwa B/D 11F, Yeoksam-dong)320, Gangnam-daero, Gangnam-gu, Seoul, South Korea
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