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    Outdoor physical matting agent T-302B

    Introduction：
    T-302B is a non-wax containing and resin based matting agent designed for applying in TGIC system. It can provide outdoor matting powder by adding T-302B at the dosage of 1%-4.5%.This chemical system has excellent levelling and surface fullness with low consumption, suitable for black system. Under over baking conditions, gloss and color still maintain stable.

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    Outdoor physical matting agent T-302B
    1. Description
    T-302B is a non-wax containing and resin based matting agent designed
    for applying in TGIC system. It can provide outdoor matting powder by adding
    T-302B at the dosage of 1%-4.5%.This chemical system has excellent levelling
    and surface fullness with low consumption, suitable for black system. Under
    over baking conditions, gloss and color still maintain stable.
    2. Technical index
    Appearance
    Pale yellow powder
    Soft range(℃)
    100-130
    Solid content(%)
    >98
    Bulk density(g/L)
    500-600
    3.Formula reference
    Pure polyester（DSM4600、SJ-4ET）
    560
    Curing agent TGIC
    45
    Matting agent T-302B
    45
    Levelling agent T-988
    10
    Leveling Additives T-701
    7
    Benzoin
    3
    Black Carbon
    7
    Filler
    330
    Curing condition:200℃×10min
    Gloss：10-15%4.Precautions
    ①In the same formulation, gloss may have deviation due to the adoption of different
    polyesters . Generally, polyesters with slow reaction speed have lower gloss.
    ②Less amount of TGIC could be consumed by T-302B. In order to obtain better mechanical
    properties, normally excess TGIC and T-302B ratio of about 10/1.
    5.Package and storage:
    Packaging with PE lined Kraft paper bags, Net weight is 25kg per bag. Store in cool and dry place to
    avoid moisture. According to our experience, the period of validity of this product is at least 2 years
    when ambient temperature is below 30 ℃.

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