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| 1. Properties |
| 1. Appearance : brown liquid |
| 2.Chemical composition : Condensation compound of high-grade aromatic sulfonic acid. |
| 3. Ionic character : Anion |
| 4. Solubility : Dilute with warm water |
| 5. pH : 3.0 ± 0.5 (0.2% solution) |
| 2.Scope of application |
| 1. Enhance the fastness of acid dyes in nylon fiber ad fabric |
| 2. Enhance the fastness of acid dyes in blended nylon and Lycra fiber and fabric |
| 3. Improve the fastness of cationic dyes in modified nylon fiber and fabric |
| 3.Characters |
| 1. This product is liquid, no need to dissolve, can easily be used in production. |
| 2. Little changes of the color after fixing |
| 3. No foam when using |
| 4. No harmful effects to light fastness after using, and can improve water fastness, washing fastness, perspiration fastness and so on. |
| 4. Applied method |
| 1. Exhaust method |
| Deep color: volume of the fixing agen |
4 - 5% (o.w.f) |
| Middle color: volume of the fixing agent |
2 - 3% (o.w.f) |
| Light color: volume of the fixing agent |
1 - 2% (o.w.f) |
| pH: 3 - 4 |
| Temperature: 70 - 80°C |
| Time: 20 - 30 minutes |
| 2. Please refer to the following formula when using cationic dyes to dye anionic modified nylon. |
| Volume: 2.5 - 5% (o.w.f) |
| pH: 5 - 6 adjusted by acetic acid |
| Temperature : 50 - 60°C |
| Time : 20 - 30 minutes |
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| Note: The above technological suggestions is for consumers' reference. Please do related tests first when using, to verify whether or not is corresponds to your technological requirements. |
