Leather Syntans in leather industry modify physical properties chrome tanned wet blue leather

chemical-categories

Frescotan RS

Frescotan RS is a replacement type of retanning agent suitable for improving the fullness of the leather. It also helps the dispersion and penetration of other anionic retanning agents used in the main retanning stage. It is conveniently used for all types of shades as it has a mild bleaching effect only when compared to other products and helps in attaining a brighter color. It is used primarily in the main rearming, along with other anionic products. It is a preferred syntan in the production of soft leathers like shoe upper and corrected grain where good fullness coupled with good tightness is a requirement. If used on its own, it produces almost white leather with medium handle and medium lightfastness.

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LUNATAN ARN

LUNATAN ARN is an acrylic retanning syntan in emulsion form, which has a preferential filling action in the looser areas of the leather. It can be used in combination with chrome tannage during rechroming with advantage. It is able to combine with chrome tanned leather as it has functional reactive groups.

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POLYEON CBX

POLYEON CBX substantially enhances fullness, softness, feel, grain pattern & touch of all types of leather. It is specially suited for upholstery and garments required a soft, filled-in feel.POLYEON CBX also exhibits excellent compatibility with syntans, vegtans when used in retanning, displays outstanding lightfastness and shows no reduction in dye intensity compared to conventional acrylics.POLYEON CBX is perfectly compatible with synthetic/ vegetable tanning agents. POLYEON CBX is used for retanning chrome leather for improving fullness and grain tightness along with smoothness.It is an excellent product for upper leather goods, sheep cabretta and higher substance articles.

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POLYEON R40

POLYEON R40 gives an excellent whiteness with outstanding light fastness.It improves the fullness of the leather.It imparts excellent buffing characteristics for suedes and corrected grain uppers.Retannage with POLYEON R40 responds well to impregnation and finishing.Leathers retanned with POLYEON R40 do not interfere in glazing. It is compatible with other tanning or retanning agents.POLYEON R40 is recommended for use in rechroming.

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Poptan FR6

Poptan FR6 is an anionic neutral syntan based on nitrogen containing resin (melamine syntan) for retannage of all types of chrome leathers. It precipitates under acid conditions and this precipitate, in combination with colloidal and other softening agents, has a selective filling action which improves the more open structured areas of the leather. When used as a retannage for neutralized chrome stock results in a leather with a full fell, a tight flexible grain and uniform softness.

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Poptan RSI

Poptan RSI is an anionic synthetic resin syntan for the retannage of all types of chrome leathers. It is a spray dried complex aminoplast resin of medium polymeric size recommended for tight and mellow leather. It imparts good level dyeing properties, increases tensile strength of leather and gives plumpiness to the leather.

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Puretaan CCS

Puretaan CCS is a chrome complex syntan, masked chrome complex, to improve the chrome character of the leather, ensuring with very good fullness and softness with a tight and fine grain. When used in pretanning stage, ensure rapid penetration and complete exhaustion of chrome, reducing the pollution load.

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Puretaan NSL

Puretaan NSL is a neutralising syntan liquid, effective and safe neutralising agent to lower the cationic charge of mineral tanning agents, giving uniform ph, to facilitate subsequent retaining, faliquoring and dyeing operations.

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RATNATAN CR

RATNATAN CR is a rechroming syntan for use in leather industry. It is recommended for rechroming of chrome tanned & E.I. tanned leathers. In rechroming it helps in maintaining chrome character of the leather with good fullness & softness. Rechroming with Ratnatan CR gives leathers a tight and fine grain. It increases the affinity of leather for dyestuffs and ensures level dyeing. It exhausts completely from rechroming bath at elevated temperature. Due to its masked chrome complexed nature, when used as pretanning agent, rapid penetration of pelt takes place and this facilitates acceleration of subsequent vegetable tanning process.

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RATNATAN MS

RATNATAN MS is melaminic resin syntan for use in leather industry. It's use in retanning gives good fullness, softness and elasticity to leather. It improves buffing properties of leather. It levels dyeing and helps the dyestuff to penetrate. It is compatible with all syntans except aluminium tanning agents. It reduces the formation of large particles in vegetable extracts.

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