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RK-4153

Product Performance and Advantages.

RK-4153 is a general-purpose dispersant for dry PU color chips. It does not belong to alkyl phenol surfactants, and shows excellent grinding and dispersing performance for acidic surface carbon black and organic pigments, and it can increase the amount of toner added in the formula of color pastes, and at the same time, it has low viscosity, good fluidity and storage stability.

 

Physical Properties:


Appearance (visual inspection

Non-volatile components

Chromaticity (Gardner)

densities

flash point

RK-4153

Yellow viscous liquid

98±2

5

0.95g/cm

188℃

 

Recommended dosage formula:

Amount of dispersant (g) = [Specific surface area of pigment (m2/g) ÷ 500] × weight of pigment (g)

Pigment Type

Organic pigment

Carbon black

Inorganic pigment

Dispersant dosage (100% active content)

7-20%

1030%

0.5-5%

 

Method of use:

Dissolve RK-4153 in the grinding base mixture first, then add pigment for grinding.

 

Reference formula (dry PU color paste).

RK-4153                       2.5

cyclohexanoneCY)           24.75

methyl ethyl ketoneMEK)    24.75

Carbon black                  18.0 Mitsubishi MA-7

PU resin                      30.0 Dry PU

overall amount                100.0

 

Storage conditions and shelf life:

1, Keep away from high temperature and fire source, place in a ventilated and cool place;

2Please seal it after use;

3, Shelf life 36 months.

Packing specification:

Net weight 25Kg/drum, 200 Kg/drum.