MikroCaps is an innovative company that specializes in microencapsulation technologies. They microencapsulate a variety of core materials, such as fragrances, for use in various industries like paints and coatings, paper and printing, plant nutrition, textiles, and home care. MikroCaps uses different microencapsulation techniques and has developed polymer membranes to suit different system demands and ensure controlled release of the core material over time. They offer microencapsulation services and products for applications like fragrance delivery in decorative coatings, paper, printing inks, fabric softeners, and textiles.

1. MICROENCAPSULATEDFRAGRANCES
byMikroCaps

2. MikroCaps
EncapsulateyourBusiness
info@mikrocaps.com
www.mikrocaps.com

3. WHOWEARE
Weareaninnovativecompanyestablishedbyagroupofhighlyqualiedexpertsthatoperates
inthe eldofdifferentmicroencapsulatedproductsandmicroencapsulationtechnologies.
Weactivelyandcreativelydesignandproducesuperiorproductsbasedoninnovations
andknowledge,inresponsetothechallengessetbyourselvesandourbusinesspartners.
Inordertorealiseourgoals,wemustbe exible,preparedforconstantchangesandbecritically
receptiveofnewideasanddevelopments.
Wehavethestrength,weknowourdirectionandhavethecondencetoshapeourfuture.
OOurmainguidingprinciplesarefocusedonourcustomers,operationsbasedonresponsible
managementthatprotectouremployees,theenvironmentandthecommunity,innovation,
strivingforexcellenceandapassionforourbusiness.
Weareconvincedthatourknowledge,experience,beliefsandguidingprinciplescanleadus
andourpartnerstomutualcooperationandtheachievementofourcommongoals.
1

4. 2
PRODUCTS&APPLICATIONS
MICROENCAPSULATION
Microencapsulationistheprocessbywhichcorematerial,particlesordropletsofsolidorliquid
materialaresurroundedorcoatedwitha lmofpolymericmaterialtoproducecapsulesinthe
micrometrerange,knownasmicrocapsules.
MMicroencapsulationproceduresenablethecorematerialtobeisolatedandprotectedfrom
environmentalinuences,itsreleaseintotheenvironmenttobecontrolledordelayed,the
handlingpropertiesofhazardousmaterialtobeimprovedandthereactivecoretobeisolated
fromchemicalattack.
Withmicroencapsulation,capsulesaredesignedandpreparedtomeetalltherequirements
consideringthepropertiesofthecorematerial,theintendeduseoftheproduct,andthestorage
environment.
TTherequirementsofnalproductsdenethecharacteristicsofmicrocapsules,theirsize,their
modeofrelease,andthetypeofmicrocapsulemembrane.
Manymaterialsmaybemicroencapsulatedsuchasfragrances,pesticides,fertilisersetc.
Microencapsulationcaninvolveawiderangeofapplicationsandbeappliedtomanyindustrial
sectors.
MikroCapsENCAPSULATION
DDuetotheunderlyingknowledgeandexperience,MikroCapsmicroencapsulationtechniques
enabletheencapsulationofvariouscorematerialswithdifferentpolymermembranes,
regardlessoftheindustry.
MikroCapsisalreadyactivelyinvolvedinthePaints&Coatings,Paper&Printing,Plantnutrition,
TextileandHomecareindustrieswherefragrances,phasechangematerials,additives,pesticides
andfertilizersareencapsulatedaccordingtotherequirementsofourbusinesspartners.
Paints&Coatings PlantnutritionPaper&Printing Textile Homecare

5. 3
MikroCapsPOLYMERMEMBRANES
Thepurposeofmicroencapsulationisusuallydenedbythepermeabilityofthemembrane
whichiscarefullyselectedtosuitdifferentsystemsanddemands.
Inordertoguaranteetheoptimalsolutioninalmosteveryindustrialarea,MikroCapshas
developedthreetypesofmicrocapsulepolymermembranes.
SLOWRELEASEMEMBRANE
MMicrocapsuleswithaslowrelease
membraneenableprolongedreleaseofthe
corematerial.Theencapsulatedcontentis
releasedfromthecapsuleoveralonger
periodoftime,dependingonthe nal
productrequirements.Thereleasetime
dependsonthemembranetypeandcan
vavaryfromafewdaystoseveralmonths.The
corematerialcanbewater-or
solvent-based.Applicationswithsucha
membraneincludefragrances,pesticides
reactivechemicalsandfertilisers.
IMPERMEABLEMEMBRANE
Microcapsuleswith
animpermeablemembraneareusedin
productswherethecorematerial
mustbeisolated.
Thecorematerialisencapsulatedinside
thecapsulethecapsules,completelyseparated
andprotectedagainst
environmentaleffects.Suchencapsulation
isespeciallyusefulforphasechange
materials(PCM)thatcanbeused
inthetextile
andbuildingindustries.
SMARTMEMBRANE
Sometimesthecorematerial
inthecapsulemaybereleasedonly
incertaincircumstances(duetomechanical
forces,osmoticpressure…).
AApplicationswithsuchamembraneinclude
microencapsulatedfragrancesthatoperate
onthe'scratchandsniff'principle,
thatreleasethecorematerialwhen
themembraneisdamaged(e.g.self-healing
coatings),orwhenthecorematerialisnot
releasedbeforethesystem
is nallyapplied(is nallyapplied(e.g.additives
forcoatings).

6. 4
Dependingonthepropertiesofthecorematerialandrequiredcharacteristicsofthe
microcapsule,MikroCapsusesdifferentmicroencapsulationtechniquessuchasinterfacial
polymerisation,in-situpolymerisationandcoacervation.
MikroCapstechnologyenablesthemicroencapsulationofwater-andsolvent-basedcore
materials.
IInthedevelopmentprocess,microcapsulesareoptimisedthroughaproperselectionof
reactantsandemulsiersandbyappropriateparametersettingssuchastemperature,pH,
mixingandotherreactionparametersinordertoensureasuitable nalperformance.
MikroCapsusesdifferentanalyticalmethod/toolsforthecharacterisationandoptimisation
ofmicroencapsulatedproductssuchasopticallightmicroscopy,scanningelectronmicroscopy
(SEM),UV-visiblespectroscopy,thermocalorimeter(TAM),sizedistributionanalysis,andthermo
gravimetricanalysistoensureahighquality nalproduct.
POLYMERISATIONANDMEMBRANE
FORMATION
DISPERSIONOFMICROCAPSULES
POWDEROFMICROCAPSULES
spraydrier
FORMATIONOFEMULSION OILPHASE
REACTANTS
(interfacialpolymerisation,
insitupolymerisation,coacervation)
AQUEOUSPHASE
REGULATIONOFTEMPERATURE
REGULATIONOFPH
MikroCapsTECHNOLOGY

7. 5
Fragrancesarehighlyvolatilecompoundsthatareverysensitivetoenvironmentalin uences.
Encapsulationisthereforeoftennecessarytoprovidealongeractivitytime,protection
againsttheenvironment,aswellasthesimpleincorporationandcontrolledreleaseof
fragrancesindifferentsystems.
MikroCapsencapsulatedfragrancesmaybeadjustedaccordingtothecapsules’
characteristicsdependingonthecustomer’srequirements:
o Modeofrelease
o Slowrelease
o ‘Scratchandsniff’
o Releasetime
o Sizeofthemicrocapsulesfrom5to30microns
o Form
o Water-baseddispersions(approx.30%ofcapsules)
o Powder
oo Smell
MikroCapsencapsulatedfragrancesarewhiteinappearance.Forapleasantandlonglasting
smellitisrecommendedtoaddasmallamountofmicroencapsulatedfragranceto
water-basedsystemsandstiritforafewminutes.
MikroCapsoffersamicroencapsulationservicefortheencapsulationoffragrancessupplied
byotherproducersthatwillsuitdifferentsystemsanddemands.
MikroCapsMICROENCAPSULATEDFRAGRANCES
RUB
AND
SMELL
SMELL

8. 6
MikroCapsencapsulatedfragrancesaresuitableforuseinvariousapplicationssuchasoatings,
printinginks,paper,fabricsoftenersandtextile.
MICROENCAPSULATEDFRAGRANCESFORDECORATIVECOATINGS
Haveyoueverthoughtaboutcoatingsandprintinginksthatwouldcreateapleasant
andlong-lastingsmellafterbeingapplied?
MikroCapsoffersmicroencapsulatedfragrancesfordecorativewoodandwallcoatings.
FForapleasantandlong-lastingsmellitisrecommendedtoadd0.5–2%ofMikroCaps
microencapsulatedfragranceandsimplyincorporateitbystirringinwater-basedinteriorpaint.
Duetotheirhighmechanicalresistance,microcapsulesdonotcrackduringincorporation
inthecoating.Thesmallsizeofthemicrocapsulesdoesnotaffecttheappearanceofthesurface
coating.ThewhiteappearanceofMikroCapsdispersionsissuitableforincorporationindifferent
colourshades.
TThefragrancestartstoreleasefrommicrocapsulesafterthecoatingisappliedtothesurface.
Afterapplyingthecoatingtotheinteriorwalls,theplacewillhaveaniceandpleasantsmell
forupto1year.MikroCapsoffersawiderangeofdifferentfragranceswithreleasetimestosuit
therequirements.
APPLICATIONS

9. HANDLINGWITHREACTIVEORSOMEWHATPROBLEM
Microencapsulationenablesthecombiningofsubsta
separate,agglomerateorreactwithotherchemicalsi
thesubstancesinthecoatingtobestableuntiltheira
orsomeothertriggerreleasesthecorematerialfrom
SELF-HEALINGCOATINGS
S
7
MICROENCAPSULATEDFRAGRANCESFORPAPERANDPRINTINGINKS
Inthelastfewdecadesprintedproductshavehadtocompetewithothermedialikeonline
publications,radioandTV.Therefore,itispredictedthatprintedproductswilldisappearifthey
donotofferanyadvantageoverothermedia.Consequently,newconceptshavetobedeveloped
thatimprovetheattributesofprintedmaterialslikepackages,booksandnewspapers.Theuseof
fragrancesinprintingisaconceptofferingsuchpromisingprospects.
MMikroCapsoffersdifferentmicroencapsulatedfragranceswhichcanbeusedforpaper,scented
inksandvarnishes.
MikroCapsmicroencapsulatedfragrancesareresistanttohightemperatures,ensuringthatthe
microcapsuleswillnotboilduringtheprintingprocess.Theyarealsosuitableforpaper
applications.Duetothemicrocapsules’smallsizeandtheirhighmechanicalandtemperature
resistance,MikroCapsencapsulatedfragrancesaresimplyappliedtothesurfaceofpaperin
differentprocessstages.

10. 8
FABRICSOFTENERS
Deliveringperfumetoafabricwhendoingthelaundryisnoteasybecause,bytheirverynature,
perfumesarevolatilesubstancesandtendtovolatiliseordisperseduringwashinginrelatively
hotwater.Afurtherdifficultyarisesfromthewidespreaduseofgasorelectricclothesdryers
inwhichwashedfabricsaretumbledatrelativelyhightemperatures.Evenperfumeswith
adegreeofsubstantivityforfabricswillvolatilisetoalargeextentinadryerwiththeresult
ththatthe nishedlaundryonlyhasaveryfaintodourwhichrapidlydissipates.Yetby
encapsulatingtheperfumeinawater-insolubleshell,theperfumeisprotectedthroughout
thelaundryoperation.Asignicantnumberofmicrocapsulesareentrainedinorotherwise
becomeassociatedwiththefabricduringthewashingprocessandremainintactthrough
thetheremainderofthelaundryprocedure.Theperfumeisactuallyappliedtothewashingonly
whenthemicrocapsulesrupture.Thiscanoccurtosomeextentduringtheautomaticdrying
stepofahomelaunderingoperationbutprincipallyoccursafterclotheshavebeenlaundered
andarebeingused.
MikroCapsmicroencapsulatedfragrancesareparticularlysuitableforfabricsoftenersandare
alreadyusedinsuchapplications.
TEXTILLE
AAddingfragrancestotextileshasforalongtimebeenpossibleintheformoffabricsofteners
usedinthewash.However,nomatterthequalityofthetechniqueusedtointegrate
thefragranceitseffectisrelativelyshort,onlysurvivingoneortwowashcycles.
Microencapsulationoffersthepossibilitytoovercomethisconstraint,prolongingthedurability
oftheappliedfragrance.Theencapsulatedfragranceisreleasedfromthetextilebybreaking
themicrocapsuleshell–biggermicrocapsulesreleasethefragrancemoreeasily.
Themicrocapsulescanbeappliedbyimpregnation,spraying,coatingorincorporation
inthe binthe bre.Microcapsulesaremostlyappliedtotextilesbyimpregnationusingacrosslinking
agentfollowedbydryingandcuringsteps.Acrosslinkingagentxesthemicrocapsules
andkeepsthem xedduringlaundering.Crosslinkingagentscanbeacrylic,polyurethane,silica
etc.Severalkindsoffabricscanbeimpregnatedwithmicrocapsules,suchassilk,cotton
orsynthetic bres(polyamideorpolyester).
Thecapsulessurviverepeatedwashingandreleasethefragranceforalongtime.

11. 9
MikroCapsfacesmanychallenges.Wealsoexpecttofacetheminthefuture.Wewanttocreate
thefutureonasustainablebasis.Thiscallsforcommitment,engagement,courageandcreativity
fromeverybody.Wearecondentthatduetoourexperience,knowledgeandpassionregarding
themicroencapsulationbusinessweareontherightpathtosuccessfullydevelopingthe
companyfurthertogetherwithourbusinesspartnerstowhomwecanoffersolutionsfromthe
initialconceptualstagetothepreparationofbasicengineeringforprocessinstallation.
MikroCapsMICROENCAPSULATIONSERVICES
Our
extensiveexperience
allowsustomanage
awiderange
ofpossible
microencapsulation
pprocedures
Developmentfrom
theinitialconceptualstage
tothepreparation
ofprojectdocumentation
forprocessinstallation
Equipmentthat
enablestesting
inthelaboratory
andonan
industrialscale
Developingsolutions
forthemicroencapsulation
ofdifferentsubstances
forvariousindustries