11.30 Virginie Bussières - Polystyvert.pdf

1、Circular economy of styrene-based plasticsRECYCLING BY DISSOLUTIONFOAM Expo EuropeDecember 4,2024CONTAMINANTS REMOVAL:THE NEW DISCUSSIONGlobal treaties and NGOs now addressing contaminationUN Global Plastic TreatyBasel ConventionEU Chemicals Strategy for Sustainability,including flame retardants2CHA

2、LLENGES AND SOLUTIONSPolystyrene and ABS are not widely recycledHIGHLY CONTAMINATEDHigh levels of contamination complexify polystyrenes recycling:existing technologies(mechanical)cannot handle high levels of contaminants.LOWER QUALITYDifficult to produce high quality recycled plastic with the same l

3、evel of quality as the original/virgin one.3A technology addressing these challengesHIGHLY CONTAMINATED FEEDSTOCK RECYCLINGPolystyverts solution efficiently treats highly contaminated feedstock.SIMILAR QUALITYPolystyverts technology is able to produce recycled polystyrene with the same quality as or

4、iginal/virgin polystyrene.MATUREPolystyvert has developed an adaptable and flexible recycling process ready for commercialization.SHORTEST RECYCLING LOOPLess energy-intensive,less costly,high purity.4Crude oilNaphtaGazMonomerPolymerProductDepolymerizationGasificationSHORTEST LOOPDissolutionOUR DISSO

5、LUTION TECHNOLOGY5An economical solution to highly contaminated PSDissolutionExpansion,extrusionSolventPurified plasticRecycledPS pelletsLarge impuritiesOther plastics,card box,paperInsoluble impuritiesGraphite,pigment,limeSoluble impuritiesHBCD,colorant,odorsDensifiedEPSPurificationFiltrationRecycl

6、ing PlantSeparationOUR INNOVATION6Establish a circular economy for styrenic plastics with a dissolution technologyRecycled resin to specificationsENVIRONMENTAL IMPACT GHG REDUCTIONBy 2029,when 50 plants are deployed,yearly HG reductions on production of rPS will only save 1.2MTCO2eqWith the eliminat