ChristopheBLECKER

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FullProfessor,UniversityofLiègeGemblouxAgro-BioTech

Beijing,May23th2017

ResearchinFoodScienceandFormulaNon:Fromrawmaterialtofinalproduct

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UniversityofLiège

GemblouxAgro-BioTech

DepartmentAgroBioChem

FoodScienceand

FormulaNon

ANsa

Humanforces

Academics:-  DrIrChristopheBlecker-  DrIrSabineDanthine

andateamofMSc.andPh.Dgraduatestudents,postdoctoralfellows,researchassociatesandtechniciansmakeupthelab

FoodIsLifeR&DplaWorminfoodscienceandbiotechnology

FoodIsLife:R&Dpla8orm

-  ExperNseintheareaoffoodscienceandbiotechnology-  CuXng-edgelab-scaleequipments-  Accesstopilot-scaleequipments-  Reinforcementofthelinksbetweenuniversityandprivatepartners

-  PromoNonoftheWalloonexperNseinfoodscienceresearchatannaNonalandinternaNonallevel

Skills-  ResearchacNviNesinfoodscience,microbialbiotechnology,biologicalchemistry

Equipments-  Labequipments-  Pilotscaleequipements:fortheproducNonofsmallquanNNes(astestsample)tomediumquanNNes(10KgforpreproducNontoseveralhundredsofKgforscaling-updemonstraNon)

IndustrialbiotechnologyBioreactor(mediumcapacity)

IndustrialbiotechnologyBioreactor(largecapacity)

Downstreamprocessing

CrackingandvalorisaNonofbioproducts(bioreffineryconcept)

Oilsandfatprocessing

• Cracking• Useofphysicaltreatments

• By-productsvalorizaNon

ExtracNon

• TechnofuncBonalproperBes

• PhysicalorenzymaNcmodificaNons

TransformaNons• FormulaBonengineering•  StudyofinteracNonsbetweeningredients

•  Foodmodeldevelopment

•  FullcharacterisaNon(physico-chemicalandsensoryanalysis)

Finalproducts

ExamplesofacBviBescarriedoutinthefieldofcrackingandvalorizaBonofbioproducts

•  Cracking of agricultural raw materials allows us to producenewingredients

•  Cracking can lead to clean label ingredients and provideaddedvaluestoagriculturalproducNons

Cracking:whatdoesitmean?

AlongtradiBonofby-productvalorizaBonexistsinGembloux:morethan20years!(differentfields)

CrackinginGemblouxAgro-BioTech

SomeexamplesofstarNngrawmaterials-Milk-Eggyolk-Insects-Cereals(wheat,spelt,oats)-Sugarbeetleaves-Date-Flaxseed-Pea

MilkfracBonaBon

•  Proteins-Proteose-peptonefracNon

•  Lipids-Anhydrousmilkfat-Polarlipids

DatefracBonaBon

•  Seed(pit)-Oil,phenoliccompounds

•  Flesh-Dietaryfiber,pecNn

-Proteins

IndustrialfracBonaBonofpea

GrindingBagging

ExternalPeaFibre

PurificaNonConcentraNon

DryingBagging

NaBveStarchHeattreatment

InstantStarch

DryPeaSeeds

CleaningClassificaNonDehullingGrindingExtracNonSieving

DecantaNonPasteurizaNonUltrafiltraNonConcentraNon

DryingBagging

PeaProteinIsolate

ConcentraNonDryingBagging

InternalPeaFibreGrinding

MicronizedFibre

IndustrialvalorisaBonofourresearch

ProductcharacterizaBon

•  TechnofuncNonalproperNes

•  Physicalstateofpowders

•  InterfacialproperNes

•  Physico-chemicalproperNesoflipids

Equipment(1)

•  InterfacialproperBes– AdsorpNonkineNcs,monolayers,CMC…

Langmuirfilmwage

Spinningdrop

Bubblepressure

HangingdropTensiometer

-Emulsions,foams,…

Turbiscan

Foamscan

Equipment(2)

Equipment(3)

•  Rheology,textureanalysis,parNcule/globulesizer,…

Mastersizer

Texturometer

Rheometer

Beckmancoulter-DelsaNano

Equipment(4)

•  Microscopy:

Equipment(5)

•  ThermalproperBes:

MDSCTA2920

MDSCQ1000

TGA

Equipment(6)

•  Oils&fats:

PNMR

Megler(CP-DP-…)

Rancimat

Equipment(7)

Oils&fats:

polymorphism

XRDwithcontrolledtemperature

Fundamentalresearch

ApplicaNonsToFrom

Example:MFGM

• Fundamentalunderstanding:

lastMFGMmodels(2000&2010)

•  Specific research towards purificaNon& fracNonaNon to get new productswithaddedvalue

•  Scaling-up(industriallevel)

•  By-productvalorizaNon(bugermilk)

•  FormulaNonofnewproducts

•  Patent : Dalemans D., Blecker C.,BodsonP.,DanthineS.,DeroanneC.,Paquot M. (2008). Milk ingredientenriched in polar lipids and usesthereof. InternaNonal Patent, WO/2008/009636

Polymorphism

Thermalproper/es

«ExtracNon,transformaNon,valorizaNonanduNlizaNonoflipids(&byorco-products)»

FundamentalunderstandingoflipidcrystallizaNon(phasebehaviordiagrams…)FundamentalunderstandingoflipidnetworksbuildingElucidaNonoflipidstructuresfordiversifiedphysicalfuncNonaliNesDevelopment and/or improvement of som modificaNon processes (physical/enzymaNc)directedtowardsmodulaNonoflipidsfuncNonalityStudiesofextracNonandrefiningpracNces(withvalorizaNonofco-products).PreservaNvestrategies(oxidaNon)

sabine.danthine@ulg.ac.be

Fatmodifica/ons

Crystalliza/on

Extrac/onRefining

B3

Lin (C

ounts

)

0102030405060708090100110120130140150160170180190200210220230240250260270280290300310320330340350360370380390400410420

2-Theta - Scale

15 16 17 18 19 20 21 22 23 24 25 26 27

d=5,3

9909

d=4,5

7394

d=4,5

0085

d=3,8

5366

d=3,7

3653 d=

3,692

73

d=3,6

5550

Example:Puffpastrymargarines

Conclusion

•  Wecando:-Foodtechnology-Pilot-scaledevelopment-FormulaNon-Physico-chemicalanalysis

•  Wecannotdo:-Chemicalanalysis(chromatography)-NutriNon

LinktofullpublicaNonsreporthgp://orbi.ulg.ac.be/orbi-report?query=%28%28uid%3Au300145%29%29&model=a&format=apa&data=metric&data=metrics&data=pr&sort_by0=1&order0=DESC&sort_by1=3&order1=ASC&sort_by2=2&order2=ASC&output=html&language=fr&Ntle=PublicaNons+et+communicaNons+de+Christophe+Blecker+%5Bu300145%5D

WeareopentointernaBonalcollaboraBons

PublicaBonsthisyearwith

UniversityofGhent,CatholicUniversityofLeuven,UniversityofSfax,UniversityofTunis,UniversityofCluj-Napoca