ATE279312T1 - Verbesserte dekontamination von wiederverwerteten pet durch verringerung der teilchengrösse - Google Patents

Verbesserte dekontamination von wiederverwerteten pet durch verringerung der teilchengrösse

Info

Publication number
ATE279312T1
ATE279312T1 AT97920173T AT97920173T ATE279312T1 AT E279312 T1 ATE279312 T1 AT E279312T1 AT 97920173 T AT97920173 T AT 97920173T AT 97920173 T AT97920173 T AT 97920173T AT E279312 T1 ATE279312 T1 AT E279312T1
Authority
AT
Austria
Prior art keywords
particle size
recycled pet
reducing particle
improved decontamination
decontamination
Prior art date
Application number
AT97920173T
Other languages
English (en)
Inventor
Donald W Hayward
Alison S Martin
Francis M Schloss
Original Assignee
Phoenix Technologies L P
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US08/746,478 external-priority patent/US5899392A/en
Application filed by Phoenix Technologies L P filed Critical Phoenix Technologies L P
Application granted granted Critical
Publication of ATE279312T1 publication Critical patent/ATE279312T1/de

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
    • B29B17/04—Disintegrating plastics, e.g. by milling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B13/00—Conditioning or physical treatment of the material to be shaped
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/62—Plastics recycling; Rubber recycling

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Detergent Compositions (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Medicinal Preparation (AREA)
AT97920173T 1996-04-01 1997-03-31 Verbesserte dekontamination von wiederverwerteten pet durch verringerung der teilchengrösse ATE279312T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US62510696A 1996-04-01 1996-04-01
US08/746,478 US5899392A (en) 1996-11-12 1996-11-12 Decontamination of RPET through particle size reduction
PCT/US1997/005705 WO1997036731A1 (en) 1996-04-01 1997-03-31 Improved decontamination of rpet through particle size reduction

Publications (1)

Publication Number Publication Date
ATE279312T1 true ATE279312T1 (de) 2004-10-15

Family

ID=27089822

Family Applications (1)

Application Number Title Priority Date Filing Date
AT97920173T ATE279312T1 (de) 1996-04-01 1997-03-31 Verbesserte dekontamination von wiederverwerteten pet durch verringerung der teilchengrösse

Country Status (11)

Country Link
EP (1) EP0892707B1 (de)
JP (1) JP3794708B2 (de)
AT (1) ATE279312T1 (de)
AU (1) AU716552B2 (de)
BR (1) BR9708284A (de)
CA (1) CA2250588C (de)
DE (1) DE69731192T2 (de)
DK (1) DK0892707T3 (de)
ES (1) ES2232867T3 (de)
NZ (1) NZ332075A (de)
WO (1) WO1997036731A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR0017236A (pt) * 2000-05-02 2003-03-11 Plastic Techn Inc Processo para remoção de contaminantes de flocos de rpet
GB0615765D0 (en) * 2006-08-09 2006-09-20 Waste And Resources Action Pro Recycling process for polyethylene terephthalate (PET)

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54142654A (en) * 1978-04-28 1979-11-07 Teijin Ltd Drying method and drying machine
US4392804A (en) * 1981-09-04 1983-07-12 The Continental Group, Inc. Solid stating
US4543364A (en) * 1984-12-13 1985-09-24 The Dow Chemical Company Recovery of polyethylene terephthalate (PET)
US4602046A (en) * 1985-01-22 1986-07-22 E. I. Du Pont De Nemours And Company Recovery of polyester from scrap by high shear conditions
EP0376119B1 (de) * 1988-12-27 1994-06-15 COBARR S.p.A. Verfahren zur Wiederverwendung von PET-Getränkeflaschen
ES2134261T3 (es) * 1992-05-18 1999-10-01 Swig Pty Ltd Mejoras en la descontaminacion de tereftalato de polietileno.
US5569606A (en) * 1992-06-01 1996-10-29 The Coca-Cola Company Method and system for sampling and determining the presence of contaminants in recyclable plastic materials
FR2697839B1 (fr) * 1992-11-09 1995-01-13 Inst Francais Du Petrole Procédé amélioré de récupération de téréphtalate de métal alcalin et d'alkylène glycol à partir de polytéréphtalates d'alkylènes.
TW328542B (en) * 1995-02-09 1998-03-21 Eastman Chem Co Process for recycling polyesters

Also Published As

Publication number Publication date
DK0892707T3 (da) 2005-02-14
JP3794708B2 (ja) 2006-07-12
NZ332075A (en) 1999-07-29
BR9708284A (pt) 2000-01-18
EP0892707A4 (de) 1999-12-29
CA2250588A1 (en) 1997-10-09
EP0892707A1 (de) 1999-01-27
EP0892707B1 (de) 2004-10-13
DE69731192T2 (de) 2005-02-17
JP2000509339A (ja) 2000-07-25
WO1997036731A1 (en) 1997-10-09
AU2443597A (en) 1997-10-22
AU716552B2 (en) 2000-03-02
CA2250588C (en) 2002-04-30
DE69731192D1 (de) 2004-11-18
ES2232867T3 (es) 2005-06-01

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