SEPAWA Nordic Conference May 5, 2014 Malmö, Sweden Udo Schoenkaes Sasol Germany GmbH Water-free Anionic Surfactants Innovative Ingredients for Modern Cleaning Systems
Water-free Anionic Surfactants AES-MIPA vs. AES-Na Alcohol ether sulfate, monoisopropanolammonium salt LAS-MIPA vs. LAS-Na Alkylbenzene sulfonate, monoisopropanolammonium salt offer significant benefits vs. the Na derivatives in high concentrated formulation systems SEPAWA NORDIC Conference 2014 - Water-free anionic surfactants Copyright reserved, Sasol Germany - 2 - GmbH
Presentation Outline Detergent Market Dynamics & Trends Water-free Anionics AES-MIPA Product properties LAS-MIPA Product properties Use for Detergent Concentrates Prototype formulations Conclusions SEPAWA NORDIC Conference 2014 - Water-free anionic surfactants - 3 -
Europe Detergent Markets The future is liquid Liquid detergents are on the rise Current HDL market share in Europe ca. 60 % Regional differences across Europe Compaction initiatives Sustainability is a driver for compaction Compact HDLs come with new formats SEPAWA NORDIC Conference 2014 - Water-free anionic surfactants - 4 -
New Compact HDL Formats Reformulation to Super-concentrates actives 40-60 % dosage ca. 37 ml HDL Compact dosage 70-75 ml Mono-dose pouches actives 50-70 % dosage ca. 35 ml Water-free anionic surfactants are valuable ingredients for super-compact liquids SEPAWA NORDIC Conference 2014 - Water-free anionic surfactants - 5 -
Water content of anionic surfactants Water content (%) Alcohol sulfates 30-75 Alcohol ether sulfates (SLES) 30-70 Paraffin sulfonates 35-70 LAS-Na 25-70 AES-MIPA < 1 LAS-MIPA < 1 Conventional anionics contain a significant portion of water AES-MIPA and LAS-MIPA are WATER-FREE surfactants SEPAWA NORDIC Conference 2014 - Water-free anionic surfactants - 6 -
MARLINAT 242/90 M Lauryl ether sulfate, MIPA salt Product properties SEPAWA NORDIC Conference 2014 - Water-free anionic surfactants - 7 -
MARLINAT 242/90 M - Characteristic data Chemical description MARLINAT 242/90 M AES-MIPA Lauryl ether sulfate, monoisopropanolammonium salt SLES e.g. MARLINAT 242/70 Lauryl ether sulfate, sodium salt Appearance at 20 C viscous liquid viscous paste Active substance ca. 90 % ca. 70 % Propylene glycol ca. 10 % - Water max. 1 % ca. 30 % SEPAWA NORDIC Conference 2014 - Water-free anionic surfactants - 8 -
Viscosity of concentrated ether sulfates Method: Haake Rotovisco RV 20, 10 sec -1 AES-Na, 70 % strength in water AES-MIPA, 90 % strength in 1,2 propylene glycol MARLINAT 242/90 M has outstanding low viscosity level SEPAWA NORDIC Conference 2014 - Water-free anionic surfactants - 9 -
AES-MIPA vs. AES-Na Comparable properties Good detergency and cleaning performance Strong lime soap dispersing properties Excellent foam stability Good electrolyte & hard water stability but: AES-MIPA is free of water SEPAWA NORDIC Conference 2014 - Water-free anionic surfactants - 10 -
Compatibility with nonionics Blend Consistency Viscosity at 25 C AES-MIPA (90 %) / AE-7 1:1 liquid 350 mpas AES-Na (SLES, 70 %) / AE-7 1:1 strong gel n.a. AES-MIPA: 90 % strength (in 1,2 propylene glycol) AE-7 = linear C1214 alcohol ethoxylate (7EO) (100 % actives) MARLINAT 242/90 M has remarkable good compatibility with standard ethoxylates used in detergents SEPAWA NORDIC Conference 2014 - Water-free anionic surfactants - 11 -
MARLON AMI 80 LAS monoisopropanolammonium salt Product properties SEPAWA NORDIC Conference 2014 - Water-free anionic surfactants - 12 -
Characteristic data of LAS-MIPA MARLON AMI 80 LAS-MIPA MARLON A 375 LAS-Na, 75 % Chemical description C 10-13 -Alkylbenzene sulfonate, monoisopropanolammonium salt C 10-13 -Alkylbenzene sulfonate, sodium salt Appearance at 20 C viscous liquid strong paste Active substance 75 78 % 74 76 % 1,2 Propylene glycol ca. 22 % - Water max. 1 ca. 23 % SEPAWA NORDIC Conference 2014 - Water-free anionic surfactants - 13 -
Appearance of concentrated LAS derivatives MARLON AMI 80 77 % strength (comprising propylene glycol) MARLON A 375 (LAS-Na) 75 % strength (comprising water) SEPAWA NORDIC Conference 2014 - Water-free anionic surfactants - 14 -
Viscosity of concentrated LAS derivatives Method: Haake Rotovisco RV20, 10 sec -1 MARLON AMI 80, 77 % strength Low viscosity level of MARLON AMI 80 SEPAWA NORDIC Conference 2014 - Water-free anionic surfactants - 15 -
LAS-MIPA vs. LAS-Na Comparable product properties High surface activity Good wetting properties Strong detergency and cleaning power High foaming action & foam stability SEPAWA NORDIC Conference 2014 - Water-free anionic surfactants - 16 -
Benefits MARLINAT 242/90 M & MARLON AMI 80 Property High active content Low viscosity Benefit to formulator Suitable for concentrates Easy handling Ready solubility High foaming power Good wetting properties High cleaning power Excellent compatibility with alcohol ethoxylates Water-free surfactant Easy to use in liquids Strong performance Suitable for concentrates Suitable for non-aqueous formulations SEPAWA NORDIC Conference 2014 - Water-free anionic surfactants - 17 -
Use for detergent concentrates Laundry liquids Hard surface cleaners SEPAWA NORDIC Conference 2014 - Water-free anionic surfactants - 18 -
Prototype formulations Water-free HDL Super-concentrate (75 % actives) Ingredients MARLON AMI 80 LAS-MIPA, 77% active Fatty alcohol ethoxylate (7EO) MARLIPAL 24/70 Fatty alcohol ethoxylate (4EO) MARLIPAL 24/40 33 % 20 % 5 % Coconut fatty acid 15 % Alkanolamine (MIPA, to ph 9) 8 % Phosphonate, Na salt (32 % active) 3 % Water - Solvents (1,2 Propylene glycol, ethanol) 16 % Surfactant actives (%) ph (10% in water) Viscosity (mpas, 20 C) Clear melting point ( C) 75 9.2 200-5 SEPAWA NORDIC Conference 2014 - Water-free anionic surfactants - 19 -
Prototype formulations Hard surface cleaner concentrate (70 % actives) MARLINAT 242/90 M AES-MIPA, 90% active Fatty alcohol EO-PO MARLOX MO 154 Solvents 50 % 20 % 15 % Alcohols, glycol ethers Soap 5 % Citrus terpene 5 % Alkanolamine to ph 9 5 % Surfactant actives (%) Viscosity (mpas, 25 C) Clear melting point ( C) 70 100-7 SEPAWA NORDIC Conference 2014 - Water-free anionic surfactants - 20 -
Key Take Aways MARLON AMI 80 and MARLINAT 242/90 M are high-active surfactants and can be processed easily. MARLINAT 242/90 M and MARLON AMI 80 allow easy preparation of super-concentrated formulations, e.g. with 50-70 % surfactant actives Compact liquid detergents are of rising interest for consumers and the industry SEPAWA NORDIC Conference 2014 - Water-free anionic surfactants - 21 -
Water-free Anionic Surfactants Thank you!! Copyright reserved 2014, Sasol Germany GmbH SEPAWA NORDIC Conference 2014 - Water-free anionic surfactants - 22 -