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    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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