CAS 54553-90-1 C28H26N4O8 Matt Hardener White Powder 90.0%Min Content

Matt Hardener AH-68 CAS NO 54553-90-1 C28H26N4O8 white powder 90.0%min content

1. basic performance 

AH-68 is a composed salt of cyclic-amidine and multi-acid.It utilizes the two different reaction rates of group in molecular structure, and during the curing process, it generates nonuniform shrinkage then forms the matt surface.It has both gloss decreasing and curing functions.

2.Matt HardenerTechnical Data

3. application of Matt Hardener

① AH-68 can be applied in epoxy powder system to generate the strong matte effect, terrific levelling performance and stable comprehensive properties. It can be used for pure epoxy and epoxy/polyester hybrid powder systems as a hardener, making the coatings with super matte surface, excellent mechanical property and good reproducibility characteristic.

② In hybrid matting powder system, the polyester resin with low acid value should be selected, and it can be determined by the tests in order to obtain perfect gloss and optimal comprehensive properties.

4.Package, storage and validity:

①20kgs/polyethylene-lined kraft paper-plastic compound bag.

② Store in a cool and dry place and seal tightly after using. As this product is irritant to respiratory tract,please wear dustproof mask and glove when operating.

③ Validity: one year under normal temperature.

5.Picture