FLEXDYE-ELA | Improves Depth of Elastane

Product Information

Flexdye-ELA is a new dyeing auxiliary which improves the depth of shade of elastane (EL) portion in blends with PA/EL. It enables to achieve a higher quality of Black dyed PA/EL by providing higher build-up and high wet fastness property.

Flexdye-ELA solves the problem of "Grin through" of the undyed elastane fibre. Flexdye-ELA is specially recommended for elastic knits for lingerie, swim and sportswear and high value athletic apparel.

Key Features & Benefits
Key Features Benefits
Improves depth of shade of Elastane (EL)fibre in blends with Polyamide (PA
Solves the problem of "Grin through" of undyed elastane fibre
Develops solid dyeing on elastane (EL)
No adverse effect on wet fastness
Has no effect on light fastness
Ensures stable and reproducible shades
General Characteristics
Physical appearance
Colourless to light yellow clear liquid
Ionic nature Nonionic
pH of 1% solution 8 +/- 1
Miscibility Miscible with water
Stability Compatible with anionic, cationic and nonionic products
Compatibility Stable to dilute acids and dilute alkalies

Step-1 : Pretreatment

Flexdye-ELA is applied initially in acid bath at 50 deg.C for 20 min prior to dyeing.

  • Flexdye-ELA : 1-2%
  • Acetic acid : 1%
  • Bath pH : 4.5
  • Temp. : 50 deg.C
  • Time : 20 min

Step-2 : Dyeing

No need to drain the pretreatment bath. Dyeing can be performed in the same bath.


For critical case with poor compatibility, it is recommended to drain the pretreatment bath and start the dyeing in fresh bath.


Storage : Store in cool, ventilated shed away from heat and direct sunlight. Storage temperature should not exceed 35 deg C.Close lids firmly to avoid contact with air and moisture.

Shelf Life : 9 months from the date of manufacturing, if stored under controlled conditions.

The above information is given in good faith and is without warranty

Related Products

Product Name Short Description Description
HEFLOR-CI (CONC) Zip and Button corrosion protector

A corrosive and passive inhibitor for metal

MACROBOUNCE Bouncy handfeel

A product that imparts bouncy feel with greater resiliency to polyester/cellulosic and cotton fabrics

NONFORMAL-XL Formaldehyde Free Cross-linking for Pigment Printing

A formaldehyde free and APEO free cross linking agent for pigment printing

REDUCIT-ZS Discharge Printing

A highly effective discharging agent for polyester, polyamide and other synthetic fabrics

SARABLEACH-BBA Bleach bath accelerator

An unique catalyst for reducing hypochlorite after bleaching of denim garments and its blends with lycra, tencel

SARAFINISH-OMP Special Effects on Garments

An unique formulation to create special effects on denim and non-denim garments either alone or with Thermocol balls.

SARAPRINT-AC Melamine Formaldehyde based resin

A melamine formaldehyde based resin used for finishing of interlining fabrics to impart a durable stiff handle.

SARAWOOL Wool protecting agent

A versatile wool protecting, lubricating cum anti-setting agent. It is stable to high temperature during the processing of wool.

WETFIN-NS Silicone free hydrophilic agent

A silicone-free finish for imparting hydrophilicity on textile fabrics. Wetfin-NS can be specifically used for increasing the hydrophilicity of polyolefin fabrics used in incontinence products.