UNIVADINE® series by Huntsman Textile Effects is a professional family of high-temperature levelling, dispersing, retarding and migration agents, widely used for polyester, nylon, wool and blended fabrics. It solves uneven dyeing, color spots, filtration and poor reproducibility in high‑speed and high‑density dyeing, and becomes a core auxiliary for stable, high‑quality dyeing.

Product Portfolio & Core Models

1. UNIVADINE® DPL

Application: Polyester, polyester microfiber, high‑density package/beam dyeing, jet dyeing, rapid dyeing with TERASIL® disperse dyes

Key Functions:

Outstanding high‑temp dispersion stability

Excellent levelling and migration for level shade

Prevents filtration and equipment staining

Improves rubbing fastness and reproducibility

2. UNIVADINE® E3‑3D

Technology: Active Diffusion Technology

Application: Polyester, microfiber, polyester‑cotton blends

Key Functions:

Accelerates dye diffusion at lower temperatures

Multi‑mechanism levelling & retarding

Benzyl benzoate‑free, low‑odor, eco‑friendly

Low foaming; suitable for jet dyeing without defoamer

3. UNIVADINE® DIF

Application: Polyester, problematic dyeing, re‑levelling

Key Functions:

Strong diffusion and migration ability

Improves inner‑outer uniformity of packages

Stabilizes disperse dyes, avoids agglomeration

No negative impact on fastness

4. UNIVADINE® MC

Application: Nylon, spandex, wool, 1:2 metal complex dyes

Key Functions:

Amphoteric structure, good compatibility

Excellent streak covering and level dyeing

Moderate retarding without reducing exhaustion

Low foaming, stable in high‑temp dyeing

5. UNIVADINE® NT

Application: Nylon, acid dye dyeing

Key Functions:

High performance levelling and dispersing

Good wetting and anti‑agglomeration

Avoids excessive retarding effect

Core Technical Advantages

Superior Levelling & MigrationBalances dye uptake rate, eliminates color streaks, dye spots and batch differences, ensuring uniform shade even for dense packages.

Excellent High‑Temperature DispersionStabilizes disperse dyes, prevents coagulation and sedimentation, reduces filter blocking and equipment fouling.

Wide Process CompatibilityAdaptable to rapid dyeing, low liquor ratio, jet/beam/package dyeing, and compatible with most dyes and other auxiliaries.

Eco‑friendly & SafeFree of harmful components; compliant with ZDHC, OEKO‑TEX and global environmental requirements.

Improves Fastness & YieldReduces residual dye on fiber surface, enhances washing and rubbing fastness, lowers wastewater load.

Typical Application Scenarios

Polyester rapid dyeing: UNIVADINE® DPL / E3‑3D for level shade, high reproducibility

High‑density yarn dyeing: Solves inner‑outer color difference and filtration issues

Nylon & stretch fabrics: UNIVADINE® MC for uniform dyeing and streak covering

Blended fabrics: UNIVADINE® E3‑3D for balanced dyeing between fiber types

Re‑levelling of faulty dyeing: UNIVADINE® DIF for correction and uniformity recovery

Summary

UNIVADINE® series integrates levelling, dispersing, retarding and migration in one. It upgrades dyeing uniformity, stability and efficiency while supporting eco‑friendly, low‑cost production. It is the preferred high‑performance auxiliary for modern textile dyeing mills.