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Chemicals for Tanning Industry

 

 

 

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Retannage Agents

 

 

 

 

 

Name

pH

Conc.

Chemical characters

Use

Sintal A

5 ± 0,5

98±2%

Phenol sulphonic condensate with formolo-disulphone

Retannage white (from w.b.)

White tannage 20-25%

Sintal AB/100

5,5 ± 0,5

98±2%

Phenol condensation

For  strong white  6-8%

Sintal AC

3 ± 0,5

98±2%

Chrome-Aluminium salt

Retannage of chrome suede leather 2-4%

Retannage of veals full grain and laced 2-4%

Sintal AL

3,5 ± 0,5

98±2%

Aluminium salts

Retannage 1,5-2%

Velour 2-2,5%

Split 2-2,5%

Nubuk 2-3%

Sintal AN

8,5 ± 0,5

 

Naphthalen sulphonate condensation product with inorganic salt

Neutralisation of chrome tanned 2-3%

Agent of dyeing 2-5%

 

Sintal AP

6,5 ± 0,5

98±2%

Blend of Bicarboxilic Compound

Chrome Retannage 0,5-2%

White Retannage 0,5-1%

Sintal BAF

8,5 ± 0,5

98±2%

Organic and inorganic salts

Softening and neutralizing product

Sintal BS

 

5 ± 0,5

98±2%

Phenol formaldehyde condensation

For light color 4-6%

Sintal BSE/FU

5 ± 0,5

98±2%

Phenol formaldehyde condensation

Chrome leather retannage for white 5-10%

Retannage and whitening of vegetable leathers 7-12%

Sintal DL

4,5 ± 0,5

98±2%

Phenol Condensate

Withe Retannage 3-5%

Chrome Retannage 2-4%

Box Retannage 2-4%

Goatskin Retannage 1-4%

Sintal DME

8,5 ± 0,5

98±2%

Melamine Blend

Chrome Retannage 2-4%

Nubuck 3-6%

Sintal DME/D

9,5±0,5

100 %

Melamine Blend

For soft and natural milling leather

Sintal DME/H5

5,5±0,5

100 %

Melaminic blend

Retannage for chrome leather (box calf): 2-5%.

Retannage for nubuk leather on wet-blue: 3-6%

Sintal DME/NF

8,5 ± 0,5

98±2%

Melamine Blend without formaldeyde

Chrome Retannage 2-4%

Nubuck 3-6%

Sintal DR/6

8,5 ± 0,5

98±2%

Dicyandiammide

Cow 2-4%

Calf 3-4%

Sheep 2-4%

Sintal DR/6/D

9,3±0,5

100 %

Dicyandiamide condensation product

For softy deer type leather

Sintal DR/6NF

9,3 ± 0,5

98±2%

Dicyandiammide without formaldeyde

Cow 2-4%

Sheep 2-4%

Sintal DR/7

8,5±0,5

100 %

Dicyandiamide condensation product

For softy and full leather

Sintal FP

8 ± 0,5

98±2%

Sodium Polyphosphate

Before chrome retannage 0,15-0,3% for softy and full section and for vegetable leather

Sintal GNN

7 ± 0,5

98±2%

Naphthalene sulphonate+ inorganic salts

Neutralization (cross section) 2 %

Goat skin   1-1,5%

Sintal NE

9 ± 0,5

98±2%

Mix organic-inorganic salts

Neutralisation of vegetable retannage 1,5-2%

Poor chrome retannage 1-2%

Softy nappa 1,5-2,5%

Sintal SCP

1,5 ± 0,5

Min. 63%

Mixture of brightening and sequestering products.

Brightening of vegetable tanned leather

Washing of vegetable tanned leather: 0,5 - 0,8 %

Washing of chrome tanned leather: 0,1 – 0,8 %

Brightening of sole leather: 0,1 – 0,6 %

Sintal SEQ

8 ± 0,5

98±2%

Salt of organic acids

Depending on hardness of water

Sintal SFL

4 ± 0,5

Min. 92%

Phenolic condensation product

Replacing synthetic tannin for vegetable tanned leather

Retannage, with vegetable tannin: 3 – 4 %

Retannage of chrome tanned leather: 5 – 8 %

Rapid tannage of sole leather: 1 %

Sintal SNS

6,6 ± 0,5

Min. 92%

Naphtalene-sulphonic acid condensation product

Synthetic tannin, auxiliary for vegetable tanned leather

Neutralization of chrome tanned leather: 2 – 4 %

Dyeing auxiliary: 0,5 – 2 %

Preparation for rapid tannage: 4 - 5 %

Sintal SO

5 ± 0,5

98±2%

Naphthalene Sulphonic

White Retannage 4-8%

Box Retannage 3-5%

Vegetable Retannage 5-8%

Vegetable Tannage 10-15%

Sintal SX2

1,7 ± 0,5

Min. 92%

Naphtalene-sulphonic acid condensation product

Synthetic tannin for brightening of vegetable tanned leather

Washing of vegetable tanned leather: 0,5 -1,5 %

Washing of chrome tanned leather: 1 - 2 %

Brightening of sole leather: 0,5 – 1,5 %

Sintal Tan 40 SC

4,0 ± 0,5

98±2%

Chrome 40 SCH+ phenol sulphonic

Retannage calf 4-6 cow 3-4%

Sheep 4-5%

Retannage goatskin 5-10%

Sintal TAN

2,5 ± 0.5

98±2%

Chrome 33 Sch. Phenol Sulphonic

Retannage calf 4-6 %

Cow 3-4 %

Sheep 4-5 %

Retannage goatskin 5-10%

Sintal KK83

6,5± 0,5

98±2%

Protein resin modified

In chrome retanning 2-6%

Sintal WBS

3,0± 0,5

98±2%

Phenol formaldehyde condensation

Chrome leather retannage for white 5-10%

Retannage and whitening of vegetable leathers 7-12%

Sintoren FX

7± 0,5

40±2%

Polycarbonic acids sodium salt

Chrome fixation, neutralisation and retannage 3-5%

Sintoren G/42

3,5 ± 0,5

37± 2

Dialdheide Glutaric

White Retannage 1-2%

Chrome Retannage 1-2%

Garment 1-2%

Furniture 1-2%

Sintoren GA/5

5,5 ± 0,5

40±2

High molecular  weight aliphatic polyaldehyde 

Softening and filling action

Used in pretannage and tannage

Sintoren GA/5M

4,5 ± 0,5

40±2

Modified glutaraldehyde in aqueous solution.

Softening and filling action

Used in pretannage and tannage

Sintoren LAL

3,5 ± 0,5

35±2%

Mix of aluminium aliphatic aldeyde

Goatskin 5-7%

Velour 3-5 %

Cow 4-6 %

Softy calf 5-10%

Sintoren 900

3,5 ± 0.5

45±2%

Aromatic Sulphone

Retanning at low pH 4-7%

Sintoren FNE

3,5 ± 0,5

40±2%

Phenol condensation product

Used for retannage of white leather

Sintoren NPH

7± 0,5

40±2%

Naphthalene sulphonate condensation product with   inorganic salts

Used for neutralization and dyeing processes of chrome tanned leather

Sintoren VG

4±1

50±2%

Vegetable tanning agent based on gambir extract.

Tannage and retannage of chrome-free leather.

Tannage and retannage of gloving leather.

 

 

 

Wet Part Chemicals

Soak Lime

Delime Bating Pickel Tannage

Retannage Agents

Retannage  Resins  - Fillers

Sulphonated Oils

Emulsified Oils

Raw Material Oils

Sulphited Oils

Water Proof Agents

Dyeing

Final Touch Oils

Magistan

Chemical for free chrome leathers

 

Finish Part Chemicals

Polyacrylate Dispersions

Base Coat Compound

Polyurethane Alifatic Dispersions

Protein Binders

Additives Waxes

Additives Matting Agents Fillers

Additives Touch Modifiers

Nitroemulsions

Solvents Compatible Finish

Stucco Agents

Polyurethane in Solvent

Cross-Linkers

 

 

 

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SESN S.r.l.

 

Via Volpiano 119/123 – 10040 - Leinì (To) ITALY

Phone: +39.011.99.73.934

Fax: +39.011.99.73.954

E-mail: sesn@sesn.org