IT1255212B - Procedimento per la rigradazione di polietilenetereftalato di riciclo - Google Patents

Procedimento per la rigradazione di polietilenetereftalato di riciclo

Info

Publication number
IT1255212B
IT1255212B ITMI921641A ITMI921641A IT1255212B IT 1255212 B IT1255212 B IT 1255212B IT MI921641 A ITMI921641 A IT MI921641A IT MI921641 A ITMI921641 A IT MI921641A IT 1255212 B IT1255212 B IT 1255212B
Authority
IT
Italy
Prior art keywords
polyethylene terephthalate
regrading
recycled polyethylene
image
recycled
Prior art date
Application number
ITMI921641A
Other languages
English (en)
Inventor
Riccardo Po'
Giorgio Giannotta
Luisa Fiocca
Nicoletta Cardi
Ernesto Occhiello
Original Assignee
Eniricerche Spa
Donegani Guido Ist
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
Application filed by Eniricerche Spa, Donegani Guido Ist filed Critical Eniricerche Spa
Priority to ITMI921641A priority Critical patent/IT1255212B/it
Publication of ITMI921641A0 publication Critical patent/ITMI921641A0/it
Publication of ITMI921641A1 publication Critical patent/ITMI921641A1/it
Application granted granted Critical
Publication of IT1255212B publication Critical patent/IT1255212B/it

Links

Landscapes

  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)

Abstract

Il polietilenetereftalato (PET) proveniente dalla raccolta differenziato di rifiuti solidi urbani può essere rigradato e riciclato come tale o in miscela con PET vergine se viene trattato ad alta temperatura con un'ossazolina di formula generale: (FORMULA I)
ITMI921641A 1992-07-06 1992-07-06 Procedimento per la rigradazione di polietilenetereftalato di riciclo IT1255212B (it)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ITMI921641A IT1255212B (it) 1992-07-06 1992-07-06 Procedimento per la rigradazione di polietilenetereftalato di riciclo

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITMI921641A IT1255212B (it) 1992-07-06 1992-07-06 Procedimento per la rigradazione di polietilenetereftalato di riciclo

Publications (3)

Publication Number Publication Date
ITMI921641A0 ITMI921641A0 (it) 1992-07-06
ITMI921641A1 ITMI921641A1 (it) 1994-01-06
IT1255212B true IT1255212B (it) 1995-10-20

Family

ID=11363622

Family Applications (1)

Application Number Title Priority Date Filing Date
ITMI921641A IT1255212B (it) 1992-07-06 1992-07-06 Procedimento per la rigradazione di polietilenetereftalato di riciclo

Country Status (1)

Country Link
IT (1) IT1255212B (it)

Also Published As

Publication number Publication date
ITMI921641A0 (it) 1992-07-06
ITMI921641A1 (it) 1994-01-06

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19960717