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Introduction of flame retardant Pyrovatex CP for cotton fabric

View:53607/21/2022  

Hopeflam CP, equivalent to Pyrovatex CP New, it can greatly shorten the time of afterburning and smoldering, and quickly self-extinguishing, imparting cotton fabrics flame retardant properties. The fabric treated with Pyrovatex CP New flame retardant treatment technology has good washing resistance. Generally speaking, the flame retardant index after 50 times of washing is still within the standard value.

Advantages of CP:

1. Excellent durable flame retardant finishing effect and the best balance of strength, can bear 20 times, 50 times washing.

2. The treating process is simple, and ordinary continuous dyeing machines can be used for flame retardant finishing.

3. Lower free formaldehyde content, the free formaldehyde content of the finished fabric is less than 75ppm, which can meet the current environmental protection requirements, such as Oeko-Tex standard 100 level II requirements.

4. Soft handle feeling, comfortable to wear.

5. CP flame retardant has little effect on color fastness.

Notes:

1. Semi-finished products (gross effect): Completely remove fabric impurities, such as pulp, floating color, silicon-containing substances and other components that affect the flame retardant effect; and keep the PH value of the fabric surface at a medium and slightly acidic. Finishing semi-finished products should have good permeability to ensure uniform and rapid penetration of liquid on the left, middle and right sides of the fabric.

2. Shade: Proofing of the whole process, taking into account the degree of discoloration after flame retardant finishing in advance.

3. Auxiliary: operate in strict accordance with the above-mentioned order of chemicals.

4. Liquid rate: To ensure the full penetration of the working fluid, the time between rolling and drying should be as long as possible.

5. Processing process: The various processes of flame retardant finishing should be closely connected, especially after baking, it should be washed in time to avoid unnecessary loss of strength and changes in color and light.

6. Ventilation device: Make sure that the drying and baking equipment is well ventilated.

7. Equipment cleaning: In order to ensure the smooth production of fabrics and reduce contamination, regular equipment cleaning is very necessary.

8. Fabric after finishing: The PH value of the fabric surface after finishing should be neutral to light alkaline, and the indicators such as flame retardant effect and fabric strength should be detected in time.

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