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Flame retardant Doher-6503
Flame retardant Doher-6503
Category:Fabric leather flame retardant
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  • Product Description

Product description: Doher-6503 is a durable flame retardant finishing agent and coating agent widely used in pure polyester fabrics, chemical fibers and non-woven fabrics. Its processing method is simple, does not affect fabric style, and has excellent flame retardancy.


Appearance: colorless to light yellow transparent mucus

Phosphorus content: 20.5%

Solid content: above 95%

pH: 2.0-3.0


1. Only low dosage is needed to achieve high flame retardant effect

2. The finished fabric is strong, the hand feel is basically not affected, and there is no color change, bleeding and sticking.

3. easy to use, can be applied to conventional stereotypes

4. Low volatility, non-toxic and safe to use


Flame retardant finishing of cloth:

The flame retardant concentration is adjusted according to the fabric weight and liquid

1. Formula: Doher-6503 flame retardant: 150-250g / KG water

10% -20% ammonia water: adjust the pH to about 5.

2. Process flow:

One dipping and one rolling (reduction rate of 60% -70%)-drying (100-120 ° C / 2min)-baking (190-210 ° C / 1-2min)

Glue flame retardant treatment:

Addition of acrylic glue is about 15%. Can be sprayed or coated on polyester or polypropylene nonwovens.

Packing: 70 kg / drum

Application considerations:

⑴ The above formula and process can be appropriately changed according to the fabric and site conditions

⑵ The necessary sample test should be carried out when adding other additives

⑶ For some dyes, there may be slight effects. Pre-experiment of color change should be performed before production