Chrome Pigment 37300-23-5 Yellow Powder
Chromium yellow, also known as lead chromate, chemical formula: PbCrO4, yellow monoclinic crystal. It is soluble in lye, inorganic acid, insoluble in water and insoluble in oil.
Chromium yellow is neutral lead chromate, a very beautiful slightly warm color, toxic and somewhat carcinogenic. The lead chromate produced according to different production methods can range from the lightest lemon yellow, light yellow, medium yellow, dark yellow up to orange. The chromium yellow marketed are noted with chromium color, such as medium chromium yellow. The stability of chrome yellow varies significantly with its color, the darker the color, the more durable it is, while light chrome yellow will darken with heat or age. Chrome yellow and the stability of the general blue blend will improve, but the chrome yellow can not be mixed with the color with sulfur, easy to darken and black after tuning. Chrome yellow can not be mixed with lead white.
Chromium yellow is neutral lead chromate, a very beautiful slightly warm color, toxic and somewhat carcinogenic. The lead chromate produced according to different production methods can range from the lightest lemon yellow, light yellow, medium yellow, dark yellow up to orange. The chromium yellow marketed are noted with chromium color, such as medium chromium yellow. The stability of chrome yellow varies significantly with its color, the darker the color, the more durable it is, while light chrome yellow will darken with heat or age. Chrome yellow and the stability of the general blue blend will improve, but the chrome yellow can not be mixed with the color with sulfur, easy to darken and black after tuning. Chrome yellow can not be mixed with lead white.
309 Zinc Chromate technology index (CAS 37300-23-5)
Project |
Index |
Appearance |
Yellow powder |
105℃ volatiles % |
≤ 1.0 |
CrO3 % |
≥ 17.0 |
Zinc Oxide % |
68.5-72.0 |
Chloride |
≤ 0.1 |
Oil absorption ml/100g |
≤ 40.0 |
Product name |
309 Zinc Chromate |
|
Properties |
Light |
4 |
Weather |
2~3 |
|
Heat(℃) |
160 |
|
Water |
4 |
|
Menstruum |
5 |
|
Acid |
1 |
|
Alkali |
3 |
|
Transference |
5 |
|
Dispersibility (μm) |
≤ 20 |
|
Oil Absorption (ml/100g) |
≤ 40 |
|
Applications |
Paint |
√ |
Printing ink |
|
|
Plastics |
|
Product properties:
Slightly soluble in water, strong acid or alkali to meet can decompose.
The main characteristics:
Has good anti-corrosion properties.
Application scope:
Can be used for alkyd primer and phenolic primer, high-chprimer, epoxy resin primer, polyurethane primers, etc. Mainly used for phosphating primer, its high content of zinc salt can participate in phosphoric acid and poly(vinyl alcohol) shrink the reaction of butyl aldehyde, by the formation of the complex can be a very good passivation metal surface, improve its adhesion. Can also be used in light metals of the aviation equipment to surface treatment, it is a good light metals antirust pigment.
Attention:
This product should be avoided mixed use with a acid alkaline or reducing substances. Before using this product, should go to the test, to ensure that our products can meet the requirements of your company.
This product in transportation, storage process, should avoid contact with water.
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1.Established manufacturer.
2.Current ISO certified; REACH registered.
3.Track record of quality, Lot to lot consistency.
4.Zero defect, Return policy.
5.Sufficient inventory.
6.Wide product portfolio, A great choice of shades.
7.Joint product development.
8.Total innovative solutions for every industry of the specific requirements.
9.Open dialogue and communication channels.
10.Long term commitment to meet or exceed the expectations of customers.
11.Competitive pricing, Optimistic margin.
12.Providing efficient service which is second to none.
13.Constantly changing industry requirements for innovative, fully customized products and solutions.
14.Consistent color performance, adaptability, flexibility and customization.
15.26 years of chemical industry knowledge and experience.
16.Colorcom makes every effort to better serve the global customers,We create and bring the best values to you.
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