Pigment Violet 23 Product Information
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1) Product name |
Sunfast Violet 7425 |
|
2) Color index name |
Pigment Violet 23 |
|
3) Chemical type |
Dioxazine |
|
4) Molecular formula |
C34H22Cl2N4O2 |
|
5) CAS No. |
1047-16-1 |
|
6) EU No. |
213-879-2 |
Pigment Violet 23 Molecular Structure
Pigment Violet 23 Synonyms and relative trade name
Carbazol Violet; Dioxazine Violet 23; Cartaren Violet BLN (CLAR); Aritint Violet 23(ARI); Epsilon Violet LB-6T001 (SUM); Fastogen Super Violet RN-F (DIC); Cromophtal Violet GT (CIBA); Aquadisperse (AVE-0580) (SNA); Duralith Violet B (TEP); Fast Violet RL; Sunfast Violet 256
Pigment Violet 23 Physical Properties
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1) PH Value |
6-8 |
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2) Specific gravity |
1.50±0.1 |
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3) Water soluble |
1.0% max |
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4) Oil absorption |
40±5% |
|
5) Heat stability |
280 Degree C |
|
6) Resistance to Water (1-5) |
5 |
|
7) Resistance to Oil (1-5) |
5 |
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8) Resistance to Acid (1-5) |
5 |
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9)Resistance to Alkali (1-5) |
5 |
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10) Light fastness (1-8) |
7-8 |
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11) Weather fastness (1-5) |
5 |
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12) Migration resistance |
5 |
|
13) △E |
≤1.0 |
Pigment Violet 23 Technical comments
Sunfast Violet 7425 is a pure violet with bluish shade and high concentration, its fastness is very good. Recommended for coating, textile printing and also for plastics.
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