Easily dispersible organic pigments: The eco-friendly way to manufacturing paint EUROPEAN COATINGS CONFERENCE „PARQUET AND FURNITURE COATINGS“ 4./5. FEBRUAR 2014/DÜSSELDORF Public Dr. Kristin Richter BU Pigments TM Coatings 05.02.2014 Public, Easily dispersible organic pigments: The eco-friendly way to manufacturing paint Dr. Kristin Richter, BU Pigments, TM Coatings, 05.02.2014 Easily Dispersible Pigments – The Idea Starting point In the paint manufacturing process, the dispersion of pigments o requires expensive technical equipment o is time consuming o is difficult to be controlled The system solution Easily Dispersible pigments (ED pigments) o Develop full tinting strength without classical milling equipment o Enable fast, efficient and controlled process High speed Dissolver 2 3 Public, Easily dispersible organic pigments: The eco-friendly way to manufacturing paint Dr. Kristin Richter, BU Pigments, TM Coatings, 05.02.2014 Production Process of Conventional Pigments SYNTHESIS FINISH DRYING MILLING + RAW MATERIALS PRESSCAKE CRUDE PIGMENT STANDARD PIGMENT 4 Public, Easily dispersible organic pigments: The eco-friendly way to manufacturing paint Dr. Kristin Richter, BU Pigments, TM Coatings, 05.02.2014 Production Process of Easy Dispersible Pigments SYNTHESIS FINISH DRYING MILLING + ADDITIVE RAW MATERIALS PRESSCAKE CRUDE PIGMENT ED PIGMENT 5 Public, Easily dispersible organic pigments: The eco-friendly way to manufacturing paint Dr. Kristin Richter, BU Pigments, TM Coatings, 05.02.2014 ED Pigments - optimized for water and solvent borne Paint Systems EDS Pigments Pigments optimized for solvent-based industrial coating systems EDW Pigments Pigments optimized for water-based pigment preparation in decorative systems 6 Public, Easily dispersible organic pigments: The eco-friendly way to manufacturing paint Dr. Kristin Richter, BU Pigments, TM Coatings, 05.02.2014 Handling of EDS pigments CONVENTIONAL PIGMENTS 1 PRE-DISPERSION (Dissolver) 2 GRINDING (Bead mill) 3 MILL BASE 4 LET DOWN PAINT ← Resins ← Solvent ← Additives EDS PIGMENTS Resins → Solvents → No additive → DISPERSION (Dissolver) 1 No additional grinding necessary ← Resins ← Solvents ← Additives Resins → Solvents → Additives → MILL BASE 2 LET DOWN 3 PAINT Public, Easily dispersible organic pigments: The eco-friendly way to manufacturing paint Dr. Kristin Richter, BU Pigments, TM Coatings, 05.02.2014 Dispersion Time Dissolver For ED pigments: Bead mill 1. Pre-dispersion: dissolver 15 min min 2. Grinding: bead mill 60 minutes 80 • Use of dissolver only 70 • Right viscosity adjustment to get right shear forces 60 50 40 30 20 10 Dispersion Time (min) 7 Dissolver dispersion 30 min 0 Coventional Pigments ED Pigments • Desired color strength achieved in a shorter time 8 Public, Easily dispersible organic pigments: The eco-friendly way to manufacturing paint Dr. Kristin Richter, BU Pigments, TM Coatings, 05.02.2014 Possible co-dispersing of EDS pigments with inorganic pigments SAFETY YELLOW RAL 1028 RAL 3000 40,9% Pigment Yellow 194-EDS 15,5% Pigment Brown 24 43,6% Pigment White 6 Trace Pigment Black 7 65,1% Pigment Yellow 151-EDS 26,0% Pigment Yellow 139-EDS 8,92% Pigment White 6 31,4% Pigment Yellow 139-EDS 43,0% Pigment Red 254-EDS 11,5% Pigment Red 101 14,1% Pigment White 6 Trace Pigment Black 7 The shades were made in Clariant alkyd melamine baking enamel binder No additive was necessary to disperse the EDS pigments 4% Disperbyk 111 was needed to disperse the inorganic pigments Use of the dissolver only at 21 m/s for 30 min 9 Public, Easily dispersible organic pigments: The eco-friendly way to manufacturing paint Dr. Kristin Richter, BU Pigments, TM Coatings, 05.02.2014 Scale up of a solvent based pigment dispersion using: Pigment Red 254-EDS (1 ton) Standard pigments Bead mill production 20 min Dissolver more than 24hrs. Bead mill Total energy cost Cleaning time ED pigments Dissolver production 30 min Dissolver only No bead mill 6% Total energy cost compare to standard 13% Cleaning time compare to standard [Pigment ] during milling: 36% 10 Public, Easily dispersible organic pigments: The eco-friendly way to manufacturing paint Dr. Kristin Richter, BU Pigments, TM Coatings, 05.02.2014 ED Pigments: Conversion Cost Ideal environment for using ED Pigments – High pigment demand Cash 100% -30% – Small batch size – High share of conversion costs compared to total manufacturing costs 50 0 – Limited capacity, time saving in production is providing a real advantage Conversion Cost – Focus on energy costs and carbon foot print Standard Pigment ED Pigment 11 Public, Easily dispersible organic pigments: The eco-friendly way to manufacturing paint Dr. Kristin Richter, BU Pigments, TM Coatings, 05.02.2014 ED Pigments: Sustainability / Carbon Footprint Higher eco-efficiency in paint production: – Lower energy consumption No bead milling process necessary (most energy consuming step in paint production) Valid for whole value chain (ED effect generated in pigment synthesis without additional energy consumption) – Waste water reduction Less cleaning efforts Sustainability/Carbon Footprint 100% 50 -90% 0 Electricity Standard Pigment ED Pigment 12 Public, Easily dispersible organic pigments: The eco-friendly way to manufacturing paint Dr. Kristin Richter, BU Pigments, TM Coatings, 05.02.2014 Saving Potential CASH Conversion cost - 30% CAPACITY Production time - 85% SUSTAINABILITY Electricity - 90% Thank You! Public Dr. Kristin Richter BU Pigments TM Coatings 05.02.2014
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