Achieve level and uniform color shades with Stahl dye auxiliaries
Achieving your desired color shade while ensuring it is level and uniform over the whole surface is of paramount importance for tanners. Stahl’s portfolio of dye auxiliaries, suitable for all types of leather, ensure tanners get the results they want. Whether it involves the penetration of the dye into the leather, the levelness of the dying, the shade brightness, color intensity or dye fixation, Stahl auxiliaries help tanners meet their individual requirements. All dye auxiliaries are included in our Stahl Neo® portfolio, which ensures ZDHC MRSL compliance.
| Product | Type | Main features |
|---|---|---|
| Coralon® OT p | Blend of naphthalene sulphonates | Excellent dispersing effect on anionic compounds such as vegetable extracts, syntans and dyestuffs so can be used as both a retanning and dyeing auxiliary product. |
| Dermafix® P liq | Aliphatic polyamine derivative | Dyeing assistant which is used for shade build-up and to improve the wet fastness properties. |
| Dermagen® DMA liq | Quaternary ammonium compound | To increase the depth of shade on low affinity leathers or as a top-dyeing auxiliary to improve dyestuff build-up whilst maintaining optimum levelness. |
| Dermagen® GP liq | Poly ethoxylated alkyl amine | Dyestuff substantive levelling and penetration agent. |
| Dermagen® GPA liq | Poly ethoxylated alkyl amine | Dyestuff substantive levelling and penetration agent. |
| Dermafix® OK | Ethoxylated fatty amine derivates | Cationic dye auxiliaries to achieve intense color and brilliant shades. |
| Dermafix® PF | Polymer fixing agent | Cationic fixing agent, to improve perspiration and washability test. |
| Coralon® GA | Condensation product of aromatic sulphonic acids | More level shades can be obtained with anionic dyes. |
| Coralon® M | Condensation product of aromatic sulphonic acids | Enhances the penetration of tanning agents and dyes. |
| Coralon® NNOL | Condensation product of aromatic sulphonic acids | Effective dispersing agent for anionic retanning agents and dyes - Lightens the shade without impairing lightfastness - Levelling. |
Read all about Stahl’s dye auxiliaries. Download our product catalogue below.
Get brilliant, uniform shades with Dermafix and Coralon® dye auxiliaries
The Dermafix® Coralon® product portfolio's, which are a big part of our dye auxiliary portfolio, help tanners achieve brilliant, uniform shades. Dermafix® OK, a cationic auxiliary, deepens the shades of anionic dyes and can be used to achieve intense color and brilliant shades. Dermafix® PF is a formaldehyde-free fixing agent and can be used to fix anionic products – and dyes to chrome-tanned and chrome-free leather in particular. Coralon® GA is a lightfast anionic leveling agent which can be used to obtain level shades with anionic dyes. Coralon® M is an anionic dispersing and leveling agent that improves the penetration of tanning agents and dyes. Coralon® NNOL is an effective dispersing agent for anionic retanning agents and dyes. It is especially recommended for white leathers and pale-dyed leathers that require high lightfastness.
Optimal levelling and penetration action with Dermagen®
Dermagen® DMA liquid can be used to improve dyeing intensity. Stahl also offers Dermagen® GP liquid and Dermagen® GPA liquid dyestuffs – substantive levelling and penetration agents.