IT1291706B1 - Procedimento di produzione di poliestere, in particolare pet, espanso. - Google Patents

Procedimento di produzione di poliestere, in particolare pet, espanso.

Info

Publication number
IT1291706B1
IT1291706B1 IT97TO000394A ITTO970394A IT1291706B1 IT 1291706 B1 IT1291706 B1 IT 1291706B1 IT 97TO000394 A IT97TO000394 A IT 97TO000394A IT TO970394 A ITTO970394 A IT TO970394A IT 1291706 B1 IT1291706 B1 IT 1291706B1
Authority
IT
Italy
Prior art keywords
expanded
ratio
screws
particular pet
production process
Prior art date
Application number
IT97TO000394A
Other languages
English (en)
Inventor
Renato Crana
Original Assignee
L M P Impianti S R L
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 L M P Impianti S R L filed Critical L M P Impianti S R L
Publication of ITTO970394A0 publication Critical patent/ITTO970394A0/it
Priority to IT97TO000394A priority Critical patent/IT1291706B1/it
Priority to AT98922802T priority patent/ATE220368T1/de
Priority to DE69806486T priority patent/DE69806486T2/de
Priority to CNB988048728A priority patent/CN1146495C/zh
Priority to PCT/EP1998/002648 priority patent/WO1998051467A1/en
Priority to PT98922802T priority patent/PT1007315E/pt
Priority to PL98343897A priority patent/PL186148B1/pl
Priority to CZ19993962A priority patent/CZ294577B6/cs
Priority to UA99126689A priority patent/UA46905C2/uk
Priority to CA002289634A priority patent/CA2289634C/en
Priority to RU99126423/12A priority patent/RU2201344C2/ru
Priority to KR1019997010307A priority patent/KR100540269B1/ko
Priority to TR1999/02764T priority patent/TR199902764T2/xx
Priority to SI9830090T priority patent/SI1007315T1/xx
Priority to JP54875598A priority patent/JP2002511804A/ja
Priority to ES98922802T priority patent/ES2177012T3/es
Priority to EP98922802A priority patent/EP1007315B1/en
Priority to YU57099A priority patent/YU49102B/sh
Priority to AU75304/98A priority patent/AU734019B2/en
Priority to US09/436,754 priority patent/US6409948B1/en
Publication of ITTO970394A1 publication Critical patent/ITTO970394A1/it
Application granted granted Critical
Publication of IT1291706B1 publication Critical patent/IT1291706B1/it
Priority to NO19995467A priority patent/NO316314B1/no

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/36—Feeding the material to be shaped
    • B29C44/46—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length
    • B29C44/50—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length using pressure difference, e.g. by extrusion or by spraying
    • B29C44/52—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length using pressure difference, e.g. by extrusion or by spraying between moving surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/07—Flat, e.g. panels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/07—Flat, e.g. panels
    • B29C48/08—Flat, e.g. panels flexible, e.g. films
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/305—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
    • B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
    • B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
    • B29C48/402—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders the screws having intermeshing parts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/505—Screws
    • B29C48/53—Screws having a varying channel depth, e.g. varying the diameter of the longitudinal screw trunk
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/505—Screws
    • B29C48/535—Screws with thread pitch varying along the longitudinal axis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/505—Screws
    • B29C48/54—Screws with additional forward-feeding elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/505—Screws
    • B29C48/55—Screws having reverse-feeding elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
IT97TO000394A 1997-05-09 1997-05-09 Procedimento di produzione di poliestere, in particolare pet, espanso. IT1291706B1 (it)

Priority Applications (21)

Application Number Priority Date Filing Date Title
IT97TO000394A IT1291706B1 (it) 1997-05-09 1997-05-09 Procedimento di produzione di poliestere, in particolare pet, espanso.
RU99126423/12A RU2201344C2 (ru) 1997-05-09 1998-05-05 Способ получения вспененного полиэфира, в частности пэтф
TR1999/02764T TR199902764T2 (xx) 1997-05-09 1998-05-05 Geni�letilmi� polyester, �zellikle pet �retimi i�in i�lem.
CNB988048728A CN1146495C (zh) 1997-05-09 1998-05-05 发泡聚酯、特别是pet的制造方法
PCT/EP1998/002648 WO1998051467A1 (en) 1997-05-09 1998-05-05 A process for the production of expanded polyester, in particular pet
PT98922802T PT1007315E (pt) 1997-05-09 1998-05-05 Um processo destinado a producao de poliester expandido e em particular de pet
PL98343897A PL186148B1 (pl) 1997-05-09 1998-05-05 Sposób wytwarzania poliestru spienionego, szczególnie spienionego poli(tereftalanu etylenu)
CZ19993962A CZ294577B6 (cs) 1997-05-09 1998-05-05 Způsob výroby expandovaného polyesteru
UA99126689A UA46905C2 (uk) 1997-05-09 1998-05-05 Спосіб виробництва спіненого поліефіру, зокрема поліетилентерефталату
CA002289634A CA2289634C (en) 1997-05-09 1998-05-05 A process for the production of expanded polyester, in particular pet
AT98922802T ATE220368T1 (de) 1997-05-09 1998-05-05 Verfahren zur herstellung von schaum aus polyster,insbesondere pet
KR1019997010307A KR100540269B1 (ko) 1997-05-09 1998-05-05 발포 폴리에스테르, 특히 ｐｅｔ를 제조하는 방법
DE69806486T DE69806486T2 (de) 1997-05-09 1998-05-05 Verfahren zur herstellung von schaum aus polyster, insbesondere pet
SI9830090T SI1007315T1 (en) 1997-05-09 1998-05-05 A process for the production of expanded polyester, in particular pet
JP54875598A JP2002511804A (ja) 1997-05-09 1998-05-05 発泡ポリエステル、特にｐｅｔの製造方法
ES98922802T ES2177012T3 (es) 1997-05-09 1998-05-05 Un procedimiento para la produccion de poliester expandido, en particular pet.
EP98922802A EP1007315B1 (en) 1997-05-09 1998-05-05 A process for the production of expanded polyester, in particular pet
YU57099A YU49102B (sh) 1997-05-09 1998-05-05 POSTUPAK ZA PROIZVODNJU EKSPANDIRANOG POLIESTRA, NAROČITO PET-a
AU75304/98A AU734019B2 (en) 1997-05-09 1998-05-05 A process for the production of expanded polyester, in particular pet
US09/436,754 US6409948B1 (en) 1997-05-09 1998-05-09 Process and apparatus for the production of expanded polyester, in particular pet
NO19995467A NO316314B1 (no) 1997-05-09 1999-11-08 Fremgangsmåte for fremstilling av ekspandert polyester, s¶rlig PET

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT97TO000394A IT1291706B1 (it) 1997-05-09 1997-05-09 Procedimento di produzione di poliestere, in particolare pet, espanso.

Publications (3)

Publication Number Publication Date
ITTO970394A0 ITTO970394A0 (it) 1997-05-09
ITTO970394A1 ITTO970394A1 (it) 1998-11-09
IT1291706B1 true IT1291706B1 (it) 1999-01-21

Family

ID=11415703

Family Applications (1)

Application Number Title Priority Date Filing Date
IT97TO000394A IT1291706B1 (it) 1997-05-09 1997-05-09 Procedimento di produzione di poliestere, in particolare pet, espanso.

Country Status (20)

Country Link
US (1) US6409948B1 (it)
EP (1) EP1007315B1 (it)
JP (1) JP2002511804A (it)
KR (1) KR100540269B1 (it)
CN (1) CN1146495C (it)
AT (1) ATE220368T1 (it)
AU (1) AU734019B2 (it)
CA (1) CA2289634C (it)
CZ (1) CZ294577B6 (it)
DE (1) DE69806486T2 (it)
ES (1) ES2177012T3 (it)
IT (1) IT1291706B1 (it)
NO (1) NO316314B1 (it)
PL (1) PL186148B1 (it)
PT (1) PT1007315E (it)
RU (1) RU2201344C2 (it)
TR (1) TR199902764T2 (it)
UA (1) UA46905C2 (it)
WO (1) WO1998051467A1 (it)
YU (1) YU49102B (it)

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IT1308870B1 (it) * 1999-11-09 2002-01-11 L M P Impianti S R L Procedimento per la produzione di materiali polimerici espansi eestrusore per la sua attuazione.
DE10102610A1 (de) * 2001-01-21 2002-08-01 Cpm Gmbh Geschlossene Zylindertemperierung am Umfang
DE10102609A1 (de) * 2001-01-21 2002-08-14 Cpm Gmbh Geschlossene Zylindertemperierung in der Wand
US20040094876A1 (en) * 2002-10-25 2004-05-20 Deardurff L. Robert Process for preparing a blow molding preform
EP2072563B2 (en) † 2007-12-19 2015-07-29 Armacell Enterprise GmbH & Co. KG Polymer blend for thermoplastic cellular materials
CN101544811B (zh) * 2009-04-30 2011-06-22 四川省宜宾五粮液集团有限公司 发泡pet片材及其制备方法
PL2383309T5 (pl) * 2010-04-29 2020-08-10 Armacell Enterprise Gmbh & Co. Kg Poliester komórkowy wykonany z płatków poużytkowych i zastosowanie wykonanych z niego produktów
CN102431143A (zh) * 2011-11-14 2012-05-02 山东通佳机械有限公司 Co2高压挤出发泡板材成型机头
AT513443B1 (de) * 2012-09-12 2016-08-15 Next Generation Recyclingmaschinen Gmbh Verfahren und Vorrichtung zum Erhöhen der Grenzviskosität einer Polykondensatschmelze
US20190091915A1 (en) * 2015-10-13 2019-03-28 Steer Engineering Private Limited A process for preparing hydrogels
IT201800009695A1 (it) 2018-10-23 2020-04-23 Diab Int Ab Schiuma polimerica rigida
RU2717050C1 (ru) * 2019-08-16 2020-03-17 Дмитрий Сергеевич Расторгуев Полимерный материал и способ его производства
CN110587949B (zh) * 2019-10-10 2022-03-08 安徽皖维皕盛新材料有限责任公司 一种提高pvb胶片挤出机产量的方法
CN110767386B (zh) * 2019-11-01 2021-02-02 安徽慧艺线缆集团有限公司 一种电力电缆用挤塑设备
WO2021210856A1 (ko) * 2020-04-17 2021-10-21 주식회사 휴비스 발포용 폴리에스테르 수지 칩, 이를 이용한 폴리에스테르 발포시트 및 이의 제조방법

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Also Published As

Publication number Publication date
YU57099A (sh) 2000-12-28
CN1268919A (zh) 2000-10-04
ITTO970394A0 (it) 1997-05-09
DE69806486D1 (de) 2002-08-14
RU2201344C2 (ru) 2003-03-27
NO995467D0 (no) 1999-11-08
CA2289634A1 (en) 1998-11-19
YU49102B (sh) 2003-12-31
ITTO970394A1 (it) 1998-11-09
ATE220368T1 (de) 2002-07-15
NO316314B1 (no) 2004-01-12
CZ9903962A3 (cs) 2000-12-13
UA46905C2 (uk) 2002-06-17
TR199902764T2 (xx) 2001-03-21
AU7530498A (en) 1998-12-08
DE69806486T2 (de) 2003-02-20
US6409948B1 (en) 2002-06-25
PL343897A1 (en) 2001-09-10
JP2002511804A (ja) 2002-04-16
PL186148B1 (pl) 2003-10-31
EP1007315A1 (en) 2000-06-14
WO1998051467A1 (en) 1998-11-19
ES2177012T3 (es) 2002-12-01
CN1146495C (zh) 2004-04-21
NO995467L (no) 1999-12-20
AU734019B2 (en) 2001-05-31
CA2289634C (en) 2007-01-23
KR100540269B1 (ko) 2006-01-12
EP1007315B1 (en) 2002-07-10
PT1007315E (pt) 2002-10-31
KR20010012355A (ko) 2001-02-15
CZ294577B6 (cs) 2005-02-16

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