Polyester-Cotton Fixing Agent

Description‌

Polyester-Cotton Fixing Agent is suitable for fixing dyed substrates and fibers treated with reactive, direct, and sulfur dyes. It significantly improves the water-soaking fastness of fabrics, with particularly enhanced efficacy on polyester/cotton blended fibers and their fabrics (T/C, CVC).

Properties‌

Composition:‌ Polycationic compound

Appearance:‌ Pale yellow transparent liquid

pH Value:‌ 3-5

Ionicity:‌ Cationic

Solubility:‌ Readily soluble in water

Key Features‌

1.Designed for fixing dyed polyester/cotton yarns and fabrics, substantially improving soaping and hot water-soaking fastness compared to conventional fixatives.

2.Applicable to fixing fabrics dyed with other dye classes and fiber types.

3.Significantly enhances water-soaking and rubbing fastness after fixation.

4.Minimal impact on fabric shade post-fixation.

5.Formaldehyde-free, safe, and eco-friendly.

Application Methods‌

1.Padding Method:‌

Recommended Process: Pad at room temperature (one dip-one nip, pick-up 70–80%) → Dry → Cure

Recommended Dosage: 20–30g/L

2.Exhaustion Method:‌

Recommended Process: Immersion (60°C × 20 min, constant temperature) → Drain → Rinse → Dry

Recommended Dosage: 1%–3% o.w.f.

Note: Specific process parameters should be optimized based on the user's existing production conditions.

‌Precautions‌

1.‌Testing:‌ Conduct preliminary lab trials to determine the optimal dosage.

2.Compatibility:‌ Perform compatibility tests prior to using in a bath with other finishing agents.

‌Packaging & Storage‌

1.Storage:‌ Store in a cool, dry, well-ventilated place. Protect from direct sunlight and rain. Shelf life: 6 months.

2.Packaging:‌ Polyethylene (PE) plastic drum, 125 kg/drum.