ultramarine blue

Product Name: Ultramarine Blue 29
Color Index : Pigment Blue 29
C.I. No.: 77007
CAS No.:57455-37-5
EINECS NO.:309-928-3
Molecular Formula: Na6Al4Si6S4O20
Molecular Weight: 862.60
Hs code:3206410000
Appearance: Blue Powder

Introduction:

Pigment blue 29 Ultramarine Blue Pigment offer a unique reddish blue shade that make white shades appear whiter, grey shades appear more blue, and black shades appear deeper.

They are semi-transparent to visible light and provide NIR transparency.

Specification:

ITEM	Min/Max Values	Result
Density(g/cm3)	2.35	pass
Appearance	Blue powder	pass
Free Sulfur %	≤0.30	0.15
PH Value	8.0-10.0	8.7
Oil Absorption	25-45	35
Residue On Sieve(325 Mesh),%	≤0.1	0.05
Water soluble, %	≤1.5	1.0
105ºCMoisture (After Production)	≤1.0	0.5
Tinting strength, %	95-105	101

Application:

Pigment blue 29/ultramarine blue used as a coloring agent for adhesives and sealants, it can eliminate the yellow light in white adhesives and sealant white pigments, making it whiter. A small amount of ultramarine added to the white pigment will improve the whiteness and satisfaction.

1. Coloring: used in paint, ink, spraying, rubber, plastic, art paint, cosmetics, etc.

2. Whitening: Ultramarine can eliminate the yellow color in white products.

3. Toning: the ultramarine blue in the black, gray and other colors can make the color have a soft luster

4. Others: Ultramarine can be used as an anti-aging agent for perfluorinated resins, hydrocracking catalysts, uranium adsorption from seawater, etc.

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