curing agent RB68

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curing agent RB68
Posting date : May 19, 2010
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Free Member Scince Jun 18, 2006
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May Wang
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HS-CODE
38-
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Description:It is a composed salt of cyclic-amidine and multi-acid, equivalent to B68 of HUELS AG company from Germanic.RB68 is a low-gloss curing agent making the film much lower gloss, with high mechanical strength and fine appearance Specification: Appearance: white powder Purity: ≥98% Melting range: 200℃—225℃ Solidified condition: in 20—25 minutes at 180℃, in 10—15 minutes at 190℃, and in 10—12 minutes at 200℃ Application: epoxy-resin powder or compound epoxy/polyester-resin powder.The force-out temperature should be properly increased in order that the curing agent can be well distributed in dissolution, as it has a higher melting point leading to unsatisfied blend with resin. In the course of applying to low-gloss compound powder, a lower acid &#118alue of polyester resin can be selected to get the required gloss and the best comprehensive performance. Package: 20kgs/composite bag Storage: in a sealed chamber and carefully resealed after use, and valid for twelve months.

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