Polyester Dope Dyed

Name: Polyester Dope Dyed
Brand: LIANTEX Yarn Supplier
SKU: LIANTEXT8
Availability: InStock
Rating: 4.5 (89 reviews)

Superior Color Fastness: Exceptional resistance to fading caused by sunlight (UV), repeated washing, and perspiration compared to traditional dyeing.
Color Consistency: Eliminates the risk of "shade variation" between different production batches (lot-to-lot consistency).
Eco-Friendly: Significantly reduces water consumption, hazardous wastewater discharge, and CO2 emissions during production.
Cost-Efficiency: Reduces energy costs and production time by bypassing the complex and resource-heavy wet-dyeing process.

Product information

1. Introduction

Dope Dyed Polyester Yarn (also known as Solution Dyed or Spun Dyed yarn) is a sustainable and advanced coloring solution in the modern textile industry. Instead of dyeing the fabric after it is woven, this technology integrates color pigments directly into the raw polymer during the fiber production stage.

2. Composition and Structure

Material: 100% Polyethylene Terephthalate (PET) combined with high-quality color Masterbatch.
Color Structure: Pigment molecules are uniformly distributed from the core to the surface of the fiber, rather than just coating the exterior as in traditional dyeing.
Forms: Can be manufactured as POY, DTY, or FDY depending on the specific processing requirements.

3. Key Characteristics

Superior Color Fastness: Exceptional resistance to fading caused by sunlight (UV), repeated washing, and perspiration compared to traditional dyeing.
Color Consistency: Eliminates the risk of "shade variation" between different production batches (lot-to-lot consistency).
Eco-Friendly: Significantly reduces water consumption, hazardous wastewater discharge, and CO2 emissions during production.
Cost-Efficiency: Reduces energy costs and production time by bypassing the complex and resource-heavy wet-dyeing process.

4. Technical Specification Table (Reference)

Virgin / Recycle

Denier	Filament	Ply
30D	24,36,48,72F	1
40D	24,36,48,72F	1
50D	36,48,72,96,144F	1
75D	36,48,72,96,144F	1
100D	36,72,96,144,192F	1
150D	48,96,144,216,288F	1
200D	72,144,192,288F	1
300D	96,192,288F	1
60D	48,72,96,144F	30D*2
80D	48,72,96,144F	40D*2
100D	72,144,288F	50D*2
150D	72,96,144,216,288F	75D*2
200D	72,144,192,288F	100D*2
300D	96,192,288,576F	150D*2
600D	1152F	150D*4

Soft package (Virgin/Recycle)

Denier	Filament	Ply
30D	24,36,48,72F	1
40D	24,36,48,72F	1
50D	36,48,72,96,144F	1
75D	36,48,72,96,144F	1
100D	36,72,96,144,192F	1
150D	48,96,144,216,288F	1
200D	72,144,192,288F	1
300D	96,192,288F	1
60D	48,72,96,144F	30D*2
80D	48,72,96,144F	40D*2
100D	72,144,288F	50D*2
150D	72,96,144,216,288F	75D*2
200D	72,144,192,288F	100D*2
300D	96,192,288,576F	150D*2
600D	1152F	150D*4

High Stretch Yarn (Virgin/Recycle)

Denier	Filament	Ply
75D	36,72F	1
150D	48F	1
150D	72,96,144,288F	75D*2
300D	96F	150D*2

Quick Dry (Virgin/Recycle)

Denier	Filament	Ply
75D	72F	1
150D	144F	75D*2

Virgin / Recycle

Denier	Filament	Ply
30D	12,24,36F	1
40D	12,24,36,72F	1
50D	12,24,36,72F	1
75D	36,72F	1
100D	36,72,96F	1
150D	72,96,144F	75D*2
200D	72,144,192F	100D*2

+ Semi Dull / Raw White

Soft package (Virgin/Recycle)

Denier	Filament	Ply
50D	72F	25D*2
75D	72F	38D*2
100D	72,96,144F	50D*2
150D	72,96,144,288F	75D*2
200D	72,96,144,288F	100D*2
300D	96,144,192,288F	150D*2

+ Semi Dull / Raw White

High Stretch Yarn (Virgin/Recycle)

Denier	Filament	Ply
50D	72F	1
75D	36,72F	1
100D	72,96,144F	1
225D	84,120F	1
300D	96,144,192,288F	150D*2

+ Semi Dull / Raw White

5. Practical Applications Table

Dope Dyed yarn is the preferred choice for products facing harsh environmental conditions:

Sector	Specific Applications	Key Benefits
Outdoor Gear	Tents, Umbrellas, Awnings, Tarpaulins	High UV resistance; won't fade under intense sunlight.
Automotive Interiors	Seat covers, Car carpets, Roof linings	Meets strict standards for color durability and safety.
Sportswear	Jerseys, Swimwear, Gym apparel	Vibrant colors that won't bleed during washing or heavy sweating.
Home Furnishings	Curtains, Sofa fabrics, Carpets	Stays fresh and colorful even after years of use and cleaning.
Workwear	Uniforms, Safety clothing	Durable against industrial detergents and chemical cleaning.

6. Comparison: Dope Dyed vs. Traditional Polyester (DTY/FDY)

Note: Dope Dyed is a dyeing technology, whereas DTY and FDY are structural states. A yarn can be both Dope Dyed and DTY simultaneously.

Feature	Dope Dyed Polyester	Traditional Polyester (Wet Dyed)
Dyeing Stage	Before spinning (Dry process)	After weaving/knitting (Wet process)
Color Fastness	Very High (Color is inside the core)	Moderate (Color is on the surface)
Environmental Impact	Low (Saves water & energy)	High (Uses heavy water & chemicals)
Color Uniformity	Perfect across all batches	Risk of shade variation between lots
Cost Structure	Higher yarn price / Lower fabric cost	Lower yarn price / Higher dyeing cost