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        7. Curing agent T-1530 Curing agent T-1530
        Curing agent T-1530 Curing agent T-1530

        Curing agent T-1530

        Introduction ：
        Curing agent T-1530 is a  Polyurethane adduct used in combination with different hydroxyl functional resins, Due to the Caprclactam blocked NCO-groups,it possesses the properties of excellent weathering ability, excellent flow, good storage stability and good mechanical properties. The coatings film has shinning surface.

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        Technical Data Sheet of T-1530

        1.Description
        T-1530 is a  Polyurethane adduct used in combination with different hydroxyl functional resins, Due to the Caprclactam blocked NCO-groups,it possesses the properties of excellent weathering ability, excellent flow, good storage stability and good mechanical properties. The coatings film has shinning surface.
        2.Product Properties:
        Appearance Pale  granules
        NCO-equivalant（g/mol）      275-285
        NCO-content(free)       <1%
        Softening point（GB9284-88 ℃）       96-106
        Glass transition Temp(℃)ASTM/D3418-82       40-56
        3.Recommended Formulation (high gloss, white powder coatings):
        Ingredients By weight.g
        TS6666（Hydroxyl Value is 40 mgKOH/g）       500
        TS280       100
        TiO2(RCL575)+BaSO4       360
        PV588        10
        Benzoin        4
        4.Manufacturing method:
        Extruder: SFJ-35D;     Casing Temp.: 95-120℃;
        Screw Temp.: 80℃;     R.P.M.: 70.
        5.Curing condition(metal temperature):                   
        200℃/12-15 minutes
        6.Typical Properties Of Coatings Film (film thickness 60um):
        Impact (direct, reverse)      50kg·cm 
        Pencil hardness    1H-2H
        Gloss(60°)    ≥90%
        Bending(φ2mm)    Pass
        Storage test (40℃ 24 hours)    Good
        Gloss Keeping at Weathering test⑨
        (QUVB313 240 hours)        		    ≥80%
           ≤Band two

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