Discover all our intermediates!

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Our locations

Address 15 Avenue des Frères Lumière
38300 Bourgoin-Jallieu
Business Line Contract Manufacturing & Fine Chemicals
Phone +33 4 74 93 63 33
Mail Accueil.bourgoin@seqens.com
More information

EcoVadis CSR RatingGold Certification

Address Route de Lassay
61410 Couterne
Business Line Lubbricant Additives, Fine Chemicals
Phone +33 2 33 37 50 20
Market Specialty Ingredients
Mail info.AS@seqens.com
More information

Surface: 120, 000 m²

Capabilities: 190 m³ of ISO 9001 reactors and kilo-lab

Flagship technologies: Most standard organic synthesis reactions (large volumes)

Certifications: ISO 9001

Address All Saints Refinery, Cargo Fleet Road, Cleveland,
TS3 6AF Middlesbrough
Business Line Solvent Recovery
Phone +44 1642 248555
Market Specialty Ingredients
Mail info.CS@seqens.com
More information

Surface: 68, 000 m²

Capabilities:

  • 48 plate distillation column
  • 18 plate distillation column
  • 4 reaction vessels (316 L and Duplex 2205) of 25-30m³ capacity with distillation columns attached (6-30 plates)

Flagship technologies:

 Primary Reactions

  • Esterification
  • Etherification
  • Epoxidation
  • Methylation/Methyl chloride capping
  • Quaternisation
  • Transeterification

Secondary reactions

  • Acetal formation
  • Acetylation
  • Aldol condensation
  • Alkylation
  • Diels-Alder
  • Hydrolysis
  • Isomerisation
  • Oxidation
  • Polymerisation

Solvent Recovery

  • Alcohols
  • Amines
  • Aromatic solvents
  • Esters
  • Glycols
  • Ketones
  • Organic acids

Certifications: 

  • ISO 9001
  • ISO 14001

Packaging: Drumming and IBC filling facility

Address Road 11 CF Fertilizer Process Park
TS23 1PY Billingham
Business Line Solvent Recovery
Phone +44 1642 248555
Market Specialty Ingredients
Mail info.CS@seqens.com
More information

Surface: 42, 000 m²

Capabilities:

  • 3 reaction vessels (316 L and Duplex 2205) of 25-35 m³ capacity with associated distillation columns of 6-30 plates
  • Glass lined reaction vessel (14 m³)

Flagship technologies:

 Primary Reactions

  • Esterification
  • Epoxidation
  • Methylation/Methyl chloride capping
  • Quaternisation
  • Transeterification

Secondary reactions

  • Acetal formation
  • Acetylation
  • Aldol condensation
  • Alkylation
  • Diels-Alder
  • Hydrolysis
  • Isomerisation
  • Oxidation
  • Polymerisation

Solvent Recovery

  • Alcohols
  • Amines
  • Aromatic solvents
  • Esters
  • Glycols
  • Ketones
  • Organic acids

Certifications:

  • ISO 9001
  • ISO 14001

Packaging: Drumming and IBC filling facility