111024 CYTED-IBERQUIMIA_pptx
Transcripción
111024 CYTED-IBERQUIMIA_pptx
Uso de policarbonato diol para poliuretano de alto rendimiento Dr. Manuel Colera Departamento de I+D+i y Nuevos Negocios Outline of the presentation 1. UBE Corporation Europe S.A. 2. Polycarbonate diol for PUD 3. High-performance of PUD polycarbonate diol: coatings due to 4. High-performance of PUD polycarbonate diol: adhesives due to 5. Conclusions 2 UBE Industries Ltd. Nombre corporativo: Sede: Año de fundación: Empleados (2009): Volumen de ventas (2009): UBE Industries Ltd. Ube / Tokio (Japón) 1.897 11.264 4.150 MM Eur. Química básica y plásticos Especialidades químicas Cementos y materiales de construcción Maquinaria y metalurgia Energía y medio ambiente 3 UBE en el mundo 4 UBE en Europa Poliamidas y Copoliamidas Caprolactama y Fertilizantes Química Fina 1967 2001 5 Química Fina Productos Farmacéuticos Especialidades Químicas Polibutadieno Maquinaria 1960 UBE en España – Castellón es la sede central europea de UBE desde 2001. – Actividad en I+D: • Inversión en I+D: 1,5% de las ventas locales. • Actividades principales de I+D: – Química fina (creado en 1999, 10 personas): i. Desarrollo de nuevos productos de química fina (PCD, HDL, PDL) ii. Nuevo proceso de producción de laurilactama iii. Reactor fotocatalítico para tratamiento de aguas – Plásticos de ingeniería (creado en 2005, 10 personas): i. Terpolímeros (Terpalex) ii. Film de poliamida con altas propiedades retráctiles iii. Tubos para combustibles y biodiesel con altas propiedades de barrera • Convenios de colaboración: Universidades españolas (UV, UPV, UJI, UAM, UCM), CSIC e institutos Tecnológicos (AIMPLAS, AINIA) 6 Outline of the presentation 1. UBE Corporation Europe S.A. 2. Polycarbonate diol for PUD 3. High-performance of PUD polycarbonate diol: coatings due to 4. High-performance of PUD polycarbonate diol: adhesives due to 5. Conclusions 7 Terminal – Backbone – Bridge – Backbone – Terminal O R R HO O O OH n Polycarbonate diol lower reactivity Polyester diol poor hydrolysis resistance Polyether diol low radical oxidation stability Desired mechanical properties can be achieved using an optimum backbone (R) R Durability properties: Carbonate vs. ester & ether as bridge − Higher hydrolysis & chemical resistance − Excellent stain resistance − Better heat & weather resistance 8 Polycarbonate diol grades tested in this study (Mw = 1000) Homopolymer: − UH100: backbone: 1,6-hexanediol Copolymer: − PH100: backbone: 1,5-pentanediol 1,6-hexanediol − BH100: backbone: 1,4-butanediol, 1,6-hexanediol 9 Acetone method Waterborne polyurethane dispersions were prepared by way of acetone method: 1.Polyol+(80ºC)+stirring (220rpm) 2. DMPA 3. IPDI 4. Acetone (45-55ºC) 5. TriEthylAmine (acetone solution) 6. Hydrazyne (aqueous solution) 7. Distillate water + stirring (440rpm) 8. Removal of acetone (50ºC) 10 Outline of the presentation 1. UBE Corporation Europe S.A. 2. Polycarbonate diol for PUD 3. High-performance of PUD polycarbonate diol: coatings due to 4. High-performance of PUD polycarbonate diol: adhesives due to 5. Conclusions 11 Coatings – Properties1 Properties Chemical resistance Hardness Persoz Pencil hardness Gloss 60o Yellowness index Cross-cut test Method ISO 4211:1979 ISO 1522:2007 ISO 15184:1998 ISO 2813:1999 ASTM D1925-70 ISO 2409:2007 Unit % BH-100 4 72 3B 96 7.4 0 1 Stainless steel plates (ISO 1514:2004), after 7 days at 23 ºC and 50% Polypropylene glycol, Mw ∼ 1000 3 PBA: Poly(1,4-butylene adipate), Mw ∼ 1000 2 PPG: Coatings based on polycarbonate diol show: − Better chemical resistance: double than PPG or PBA-based coatings − Improved scratch resistance: harder coatings acc. to pencil test − Higher gloss − Lower yellowish − Better adhesion to substrate 12 PH-100 4 62 3B 99 7.7 0 UH-100 4 121 4B 78 8.9 0 PPG2 2 33 5B 79 10.8 1 PBA3 2 109 6B 38 9.8 2 ISO 4211:1979 In a same PUD formulation, impressively noticeable results only replacing traditional polyols with polycarbonate Chemical resistance Chemical resistance diols. 5 4 3 2 Stainless steel 1 5 4 3 2 1 ABS 0 Polyester-based PUD UBE ETERNACOLL® based PUD Coatings – Chemical resistance Stainless steel ABS 0 Substrate Substrate Oak wood UH50 Oak wood UH100 UH200 UH300 Hard segments PCD grade − Chemical resistance of PUD coatings just slightly depends on substrate and can be adjusted by polycarbonate diols molecular weight & hard segments content. − For every substrate, there is an suitable grade of polycarbonate diol for providing an excellent chemical resistance to PUD coatings. 13 Durability assays Heat resistance: - On stainless steel plates - Retention of hardness Persoz, gloss 60º and thickness: Px P - Increment of yellowness index: Px − P ⋅ 100 P Artificial weathering: - On stainless steel plates - Retention of hardness Persoz, thickness, cross-cut Countertypes: - PPG: Polypropylene glycol, Mw ~ 1000 - PBA: Poly(1,4-butylene adipate), Mw ~ 1000 14 ⋅ 100 Coatings – Heat resistance ISO 3248:1998 – Measurements after 15 days at 120 ºC UBE ETERNACOLL® Retention of gloss 60o Retention of hardness Persoz Retention (%) Retention (%) 200 100 175 80 150 125 60 100 40 75 50 20 25 0 0 Polycarbonate diol grade Polycarbonate diol grade Increment of yellow index on oak wood (%) Increment of yellowness index 35 Increment (%) 1500 30 1250 25 1000 20 750 15 500 10 250 5 0 Polycarbonate diol grade 0 0 15 5 10 15 20 Coatings – Artificial ageing ISO 11507:2007 UBE ETERNACOLL® Retention of hardness Persoz Retention of thickness Retention (%) Retention (%) 100 100 80 80 60 60 40 40 20 20 0 0 Polycarbonate diol grade Polycarbonate diol grade Worst cross cut adhesion, even after ageing Loss of thickness 16 Outline of the presentation 1. UBE Corporation Europe S.A. 2. Polycarbonate diol for PUD 3. High-performance of PUD polycarbonate diol: coatings due to 4. High-performance of PUD polycarbonate diol: adhesives due to 5. Conclusions 17 Adhesives – Properties1 Properties Drying time4 Cross-cut test T-peel test Lap-shear strength Method ASTM D5895-03 ISO 2409:2007 ISO 11339:2010 ISO 4587:2003 Unit h kN/m kPa BH-100 <2 0 0.2 4.9 PH-100 <2 0 1.9 4.8 UH-100 <2 0 2.9 3.4 PPG2 >6 1 0.3 3.1 PBA3 >6 2 1.6 3.3 1 Acetone method: % solids w/w = 38, NCO/OH in prepolymer = 1.5 Without additives 2 PPG: Polypropylene glycol, Mw ∼ 1000 3 PBA: Poly(1,4-butylene adipate), Mw ∼ 1000 4 Dry-through time Adhesives based on polycarbonate diol show: − Shorter complete drying time − Stronger adhesion to substrates − Improved peel resistance − Enhanced lap-shear strength BH-100-based coating 18 PPG-based coating Adhesives – Cyclic ageing ISO 9142:2003 UBE ETERNACOLL® Cycle D5 T (ºC) Dry heat, wet heat and cold 48 ± 1 h 48 ± 1 h HR < 15% HR > 90% 24 ± 1 h 48 ± 1 h Increment of T-peel test HR > 90% Increment (%) 200,0 150,0 100,0 50,0 time (days) 0,0 Polycarbonate diol grade Cycle D11 Water immersion, cold and dry heat T (ºC) 72 ± 1 h 24 ± 1 h 72 ± 1 h HR < 15% Increment of T-peel test Increment (%) 20,0 15,0 10,0 5,0 time (hours) 19 0,0 Polycarbonate diol grade Outline of the presentation 1. UBE Corporation Europe S.A. 2. Polycarbonate diol for PUD 3. High-performance of PUD polycarbonate diol: coatings due to 4. High-performance of PUD polycarbonate diol: adhesives due to 5. Conclusions 20 Using polycarbonate diol, we can conclude that… Coatings based on polycarbonate diol show: − Better chemical resistance − Improved scratch resistance − Higher gloss − Lower yellowish Coatings − Better adhesion to substrate Chemical resistance of coatings: − Can be adjusted by polycarbonate diols molecular weight & hard segments content. − Depending on substrate, there is an suitable grade of polycarbonate diol. Adhesives based on polycarbonate diol show: − Shorter complete drying time Adhesives − Stronger adhesion to substrates − Improved peel resistance − Enhanced lap-shear strength 21 Flooring Artificial leather Wood coating & paints Leather finishing Using polycarbonate diol, we can enhance coatings for applications such as… Automotive 22 Automotive finishing Thanks for your attention !!
Documentos relacionados
Polycarbonate diol - Tecnologia de Materiais
High-performance of PUD due to polycarbonate diol: Adhesives
Más detalles