用大豆減少油漆和涂料的碳足跡.pdf

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1、Reduce the Carbon Footprint of Paintsand Coatings with SoyKris Weigal23U.S.SOYCOMMITTED TOSUSTAINABLEFARMINGNutrientManagementWaterManagementConservation Tillage(Strip-Till and No-Till)CoverCropsPrecisionAgricultureBuffer Strips,Windbreaksand AgroforestrySustainable Farming FrameworkSustainable Farm

2、ing FrameworkRenewableEnergyInnovations inPlant Breedingand BiotechnologyInfrastructureForestry,Land Useand Biodiversity5U.S.SOY SUSTAINABLEASSURANCE PROTOCOL(SSAP)Third-party audited certification by USDAOver 90%participation from U.S.soybean producersFocuses on four sustainability directivesApprov

3、ed:European Feed Manufacturers Federation(FEFAC)European Unions Renewable Energy Directive(RED)Global Seafood Alliance Best AquaculturePracticesTokyo Olympic Procurement CommitteeConsumer Goods ForumSAI Platforms Farm Sustainability Assessment 3.0(FSA)Silver EquivalentVerified Sustainable6Sustainabi

4、lityby theNumbersREDUCELAND USEIMPACT BY10%measured as acres perbushelREDUCESOILEROSIONBY 25%measured as tons perbushelINCREASEENERGYEFFICIENCYBY 10%measured as BTUs perbushelREDUCE TOTALGREENHOUSEGAS EMISSIONSBY 10%measured as pounds CO2-equivalent gasses emittedper year2025 Sustainability Goals202

5、5 Sustainability GoalsU.S.Soy farmers have increased production of soy by130%using the same amount of land1980-2020UNSDGsHEADLINE GOES HERELife Cycle Analysis of U.S.SoyJanuary 20248LCA SystemLCA SystemBoundaryBoundary Commissioned by theUnited Soybean Boardand the National OilseedProcessors Associa

6、tionby Sustainable SolutionsCorp.Jan.2024 Conducted according toISO 14040 and ISO 14044International StandardsU.S.Soy ProcessingPlantGrain ElevatorsSTORAGETRUCK/RAIL/BARGEFarmersPLANT GROW HARVESTTRUCK/RAIL9Global Warming Potential(GWP)ProfileSince 2015 U.S.soy commodities saw GWP reductions of:19%p

7、er kg U.S.soybeans6%per kg U.S.soybean meal22%per kg U.S.crude soy oil8%per kg U.S refined soy oilLife Cycle Assessment of U.S.Soybeans,Soybean Meal,and Soy Oil-January 2024United Soybean Board and the National Oilseed Processors AssociationSoybean cultivation data from454 farms across 16 statesOper

8、ations data from 52soybean processors and 27soy oil refiners across 18states10Carbon footprint of US soyNot all Soy isthe same Carbon footprint(including Land Use Change(LUC)of soybean for European market(kg CO2-eq/kg soybean)Janjoris Van Diepen,Senior Consultant at Blonk“U.S.Soy has higher yields,m

9、inimal fertilizer use,and efficient machinery,all ofwhich help to minimize U.S.Soys carbon footprint”0.025.210.205.250.230.150.190.270.1811Source:USDA,USB11SOYBEANDECONSTRUCTIONTYPICALYIELDPERBUSHEL10.7 LBS.OIL47.5 LBS.MEAL1.8 LBS.HULLS27.2 billion pounds of oil available domestically12“Soybean meal

10、 is the main source of feedprotein worldwide”Dr.Rouf M.Mian,acting research leader of the Soybean Research Unit,USDA ARS and research geneticist at North Carolina State UniversityWITH U.S.SOYYOU GET BOTHFOOD ANDFEEDSTOCKS95.2%Animal feedMEALOIL3.8%Humanconsumption0.50%Aquaculture0.43%Industrial43.6%

11、Humanconsumption46.9%Fuel9.5%IndustrialSource:Market View Database 2022FOOD+FUEL AND CHEMICALS13BASICSOY OILBUILDINGBLOCKSCommerciallyAvailableSolventsDispersantsWood StainsPowder CoatingsPlasticizersLatex PaintsCoalescenceTraffic PaintSoy in CoatingsCoatingsSoy Products Guide,United Soybean BoardUS

12、B FUNDEDPROJECT(2321-106-0101&2421-106-0101)Test commercially available soy vs.petro-based coating materials Demonstrate effectivenessReal world formulationsKey performance propertiesOptimize soy formulations and compare to commercial coatings Share results with coatings industryRaw material supplie

13、rs-coating manufactures-end users Key materialsCoalescing Solvents for water-based architectural and industrial paintsAlkyd Dispersions&emulsions for water-based architectural paintsSolvents for alkyd,epoxy&urethane industrial paintsDispersants for solvent-based industrial paintsPart 1.Bio-Based Coa

14、lescing SolventsCoatings:A.Industrial CoatingsSemi-gloss Direct to Metal(DTM)PaintB.Architectural CoatingsInterior/exterior Flat House PaintsInterior/exterior Semi-Gloss TrimEnamelsCoalescents:B1 Biomass,100%BC,0 VOCB2 Soybean oil,95%BC,0 VOCB3 Soybean oil,96%BC,0 VOCP1 TMPMBP2 ProprietaryP3-DPnB/DP

15、M(3:1)Stonebridge CoatingsLaboratory Inc.PaintsMinimum Biobased Content(%)Industrial Latex DTM 5-6%Architectural Flats 2-3%Architectural Semi-Gloss 2-3%USDA BioPreferred Target-Interior20%Stonebridge Coatings Laboratory Inc.Part 1.Bio-Based Coalescing Solvents(PCI MAGAZINE:APRIL2024)Semi-gloss DTM P

16、aintAdhesionAppearanceHardnessFlexibility&Impact ResistanceCorrosion ResistanceUV ResistanceArchitectural Flat House PaintsApplicationAppearanceBlock ResistanceScrub ResistanceUV ResistanceSemi-Gloss Trim EnamelsApplicationAppearanceHardnessBlock ResistanceDirt Pick-UpScrub ResistanceWeather Resista

17、ncePackage Stability Soy Long Oil Alkyds(55-70%Soya Oil)Soy Medium Oil Alkyds(40-55%Soya Oil)Soy Short Oil Alkyds(40%Soya Oil)Acrylic-modified Alkyds Resins 45-55%NV in Water Semi-gloss DTM Paints50%by Wt./60%by Vol.ResinPart 2.Waterbased Soy-Alkyd DispersionsSemi-Gloss Industrial DTM EnamelsWB Soy-

18、Alkyd DispersionsSemi-Gloss DTM EnamelsPetroleum-BasedCommercial Latex PaintsBio-renewableWB Soy Alkyd DispersionsCB-1 Commercial DTM Paint BenchmarkAD-1 Medium oil chain stopped alkyd emulsion55%NVWCB-2 Commercial DTM Paint BenchmarkAD-2 Acrylic alkyd emulsion45%NVWAD-3 Short oil alkyd emulsion50%N

19、VWAD-4 Medium oil alkyd emulsion53%NVWWB Soy-Alkyd DispersionsSemi-Gloss DTM Enamels 4 WB soy-alkyd dispersions 2 Commercial DTM paints%PVC22%Weight Solids 47%Volume Solids 34Density10.3VOC(lb/gal)0DescriptionWeight(Lbs)Volume(Gals)DI Water180.4821.6Rheology Modifer5.410.81Dispersant2.280.26Surfacta

20、nt1.630.18Defoamer2.740.33pH Buffer1.640.21Titanium Dioxide187.055.60Corrosion Inhibiting Pigment45.101.64Soy-alkyd Emulsion530.6960.56pH Buffer3.480.46DI Water53.946.46Cobalt-free Drier4.780.55Defoamer2.750.32Flash Rust Inhibitor9.020.98Totals1031100SubstratesCRS&AluminumApplication DrawdownDFT2.5&

21、5 milsCure7 Days AmbientSemi-Gloss DTM Enamels Optimized vs.Commercial PaintsSemi-gloss DTM EnamelsDouble CoatsCB1 CB2AD1 AD2AD3 AD4ASTM B117 Salt Spray500 HrsSemi-gloss DTM EnamelsSoy-based vs.Commercial PaintsAdhesionAppearanceHardnessFlexibility&Impact ResistanceCorrosion Resistance+UV Resistance

22、%Biobased Content+-+-+Potential for interiorapplications over rigid metalsor industrial primers.Waterbased Soy-Alkyd DispersionsArchitectural Semi-Gloss Trim Enamels Soy-based Long Oil Alkyds(55-70%Soy Oil)Soy-based Medium Oil Alkyds(40-55%Soy Oil)Soy-based Short Oil Alkyds(40%Soy Oil)Acrylic-modifi

23、ed Alkyds Resins 50-60%NV in Water Semi-gloss Paints 35-40%ResinWaterbased Soy-Alkyd DispersionsSemi-Gloss Trim EnamelsPetroleum-BasedCommercial Latex ResinsBio-renewableWB Soy Alkyd DispersionsLatex 1 100%Acrylic50%NVW,MFFT 17oCSA-1 Medium oil alkyd emulsion55%NVWLatex 2 Acrylic Copolymer50%NVW,MFF

24、T 14oCSA-2 Acrylic alkyd emulsion60%NVWSA-3 Short oil alkyd emulsion50%NVWSA-4 Long oil alkyd emulsion55%NVWLatex 1&2 same ascoalescent studywith P1 coalescingsolventWaterbased Soy-Alkyd DispersionsSemi-Gloss Trim Enamels 4 WB soy-alkyd dispersions 2 Petroleum-based latex emulsionsDescriptionWeight(

25、Lbs)Volume(Gals)DI Water232.3927.83Thicknener5.790.87Dispersant10.241.16Surfactant2.040.23Defoamer2.740.33Flow Control4.590.53Titanium Dioxide179.145.36Kaolin Clay12.560.57Calcium Carbonate25.121.11DI Water48.272.82Buffer0.160.02WB Soy-Alkyd Dispersion387.6844.13DI Water85.6110.25Drier Complex4.240.

26、49Defoamer1.870.22Freeze-Thaw Stabilizer71Defoamer2.820.32Totals101297%PVC23%Weight Solids 45%Volume Solids 33Density10.1VOC(lb/gal)0VOC(g/L)0Waterbased Soy-Alkyd DispersionsSemi-Gloss Trim EnamelsNote:Formulations not optimized.WB Soy Alkyd Semi-Gloss Trim Enamels Bio vs PetroSummary Improved block

27、 and dirt pickup resistance Formula optimizations Blend with latexAdhesionApplicationAppearanceHardnessBlock ResistanceDirt Pick-UpWeather ResistancePackage StabilityArchitectural&Industrial Paints Bio vs PetroPaintsMinimumBiobasedContent(%)Industrial Latex DTM 5-6%Architectural Latex Flats 2-3%Arch

28、itectural Latex Semi-Gloss 2-3%Architectural WB Soy-Alkyd Semi-Gloss38%ApplicationAppearanceHardnessBlock ResistanceDirt Pick-UpWeather ResistancePackage Stability%Biobased ContentWood deck sealers&stainsInterior trim sealers&stainsStay tunedWaterbased Soy-Alkyd DispersionsNEXT STEPSPart 3:Soy Dispe

29、rsants For Solvent-basedIndustrial Coatings 4 soy vs.2 petroleum dispersants Coating formulations Soy-alkyd semi-gloss enamel Bis Phenol A epoxy primer Tests Fineness of dispersion Gloss Opacity Color acceptance Package stabilitySoy alkyd equivalent w/improved color acceptanceBPA epoxy equivalent w/

30、improved package stabilitySoy Dispersants for Solvent-basedIndustrial CoatingsPropertyTest MethodAlkyd Paints2K Epoxy PrimersFinenessofDispersionASTM D1210+GlossASTM D523+Opacity/Contrast RatioASTM D2805+Color AcceptanceASTM D5326+n/aPackage StabilityASTM D1849+Part 4:Soy Solvents for Industrial Coa

31、tings Key benefit VOCreduction 6 soy vs 5 petroleumsolvents 3 Resin systemsAcrylic polyolSoy-alkydBPA epoxyViscosity reductionvs.%concentration04.176.258.3312.52537.550Acrylic Polyoln-BuAcMAK/MIBK(50/50)SS-1SS-2x-x-xxxxSoyAlkydOMSSS-2SS-3SS-4SS-5x-x-xxxxBPA EpoxyXyleneSS-1SS-2SS-6xx-xxxxxResin TypeP

32、etroleumSolventsSoy SolventsLevels ofIncorporation(%Additional Solvent by Resin As-Supplied Weight)Soy Solvents Concentration vs.ViscosityExpected UseLevel 20%Expected UseLevel 30-35%Soy Solvents forIndustrial Coatings Summary with resin&solvent blends Acrylic polyol not equivalent at 20%Soya alkyd

33、equivalent at 30-35%BPA epoxy equivalent at 40%Next stepsFormulate into coatingsPossible replacement for PCBTF Renewable,biobased carbons Low carbon footprint Diversity of applications Enables chemistries for highperformance applications Low EH&S impact Economical Abundant supplySUMMARY:Reduce Your Carbon Footprint with U.S.SoyKris WeigalOmni Tech InternationalTable Top#25708-625-Read Our Article:Development of More-Sustainable Water-BasedDTM Coatings,Part IIFeatured in the September,2024 issue of PCI Magazine