CA2469828C - Device for the hot granulation of thermoplastic polymers - Google Patents

Device for the hot granulation of thermoplastic polymers Download PDF

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Publication number
CA2469828C
CA2469828C CA002469828A CA2469828A CA2469828C CA 2469828 C CA2469828 C CA 2469828C CA 002469828 A CA002469828 A CA 002469828A CA 2469828 A CA2469828 A CA 2469828A CA 2469828 C CA2469828 C CA 2469828C
Authority
CA
Canada
Prior art keywords
die
cutting
polymer
knives
thermostat
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
CA002469828A
Other languages
English (en)
French (fr)
Other versions
CA2469828A1 (en
Inventor
Alessandro Casalini
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Versalis SpA
Original Assignee
Polimeri Europa SpA
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 Polimeri Europa SpA filed Critical Polimeri Europa SpA
Publication of CA2469828A1 publication Critical patent/CA2469828A1/en
Application granted granted Critical
Publication of CA2469828C publication Critical patent/CA2469828C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29BPREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B9/00Making granules
    • B29B9/02Making granules by dividing preformed material
    • B29B9/06Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
    • B29B9/065Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion under-water, e.g. underwater pelletizers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29BPREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00Mixing; Kneading
    • B29B7/30Mixing; Kneading continuous, with mechanical mixing or kneading devices
    • B29B7/58Component parts, details or accessories; Auxiliary operations
    • B29B7/582Component parts, details or accessories; Auxiliary operations for discharging, e.g. doors
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29BPREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00Mixing; Kneading
    • B29B7/80Component parts, details or accessories; Auxiliary operations
    • B29B7/82Heating or cooling
    • B29B7/826Apparatus therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29BPREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B9/00Making granules
    • B29B9/12Making granules characterised by structure or composition
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34Auxiliary operations
    • B29C44/3461Making or treating expandable particles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/001Combinations of extrusion moulding with other shaping operations
    • B29C48/0022Combinations of extrusion moulding with other shaping operations combined with cutting
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03Extrusion 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
    • B29C48/05Filamentary, e.g. strands
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/30Extrusion nozzles or dies
    • B29C48/345Extrusion nozzles comprising two or more adjacently arranged ports, for simultaneously extruding multiple strands, e.g. for pelletising
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C35/00Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/16Cooling
    • B29C2035/1616Cooling using liquids
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2793/00Shaping techniques involving a cutting or machining operation
    • B29C2793/009Shaping techniques involving a cutting or machining operation after shaping
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03Extrusion 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
    • B29C48/04Particle-shaped
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2009/00Use of rubber derived from conjugated dienes, as moulding material
    • B29K2009/06SB polymers, i.e. butadiene-styrene polymers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2023/00Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/04Polymers of ethylene
    • B29K2023/06PE, i.e. polyethylene
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2025/00Use of polymers of vinyl-aromatic compounds or derivatives thereof as moulding material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2027/00Use of polyvinylhalogenides or derivatives thereof as moulding material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2069/00Use of PC, i.e. polycarbonates or derivatives thereof, as moulding material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/0085Copolymers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/04Condition, form or state of moulded material or of the material to be shaped cellular or porous
    • B29K2105/048Expandable particles, beads or granules

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
CA002469828A 2001-12-20 2002-12-05 Device for the hot granulation of thermoplastic polymers Expired - Lifetime CA2469828C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
IT2001MI002708A ITMI20012708A1 (it) 2001-12-20 2001-12-20 Dispositivo per la granulazione a caldo di polimeri termolastici
ITMI2001A002708 2001-12-20
PCT/EP2002/013785 WO2003053650A1 (en) 2001-12-20 2002-12-05 Device for the hot granulation of thermoplastic polymers

Publications (2)

Publication Number Publication Date
CA2469828A1 CA2469828A1 (en) 2003-07-03
CA2469828C true CA2469828C (en) 2008-07-29

Family

ID=11448717

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002469828A Expired - Lifetime CA2469828C (en) 2001-12-20 2002-12-05 Device for the hot granulation of thermoplastic polymers

Country Status (14)

Country Link
US (1) US7320585B2 (enExample)
EP (1) EP1455999B1 (enExample)
JP (1) JP4227522B2 (enExample)
CN (1) CN100460180C (enExample)
AU (1) AU2002360963A1 (enExample)
BR (1) BR0215038B1 (enExample)
CA (1) CA2469828C (enExample)
DE (1) DE60214424T2 (enExample)
ES (1) ES2271362T3 (enExample)
IT (1) ITMI20012708A1 (enExample)
MX (1) MXPA04005873A (enExample)
PL (1) PL204166B1 (enExample)
RU (1) RU2283225C2 (enExample)
WO (1) WO2003053650A1 (enExample)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITMI20012706A1 (it) * 2001-12-20 2003-06-20 Enichem Spa Procedimento per la produzione di granuli di polimeri termoplastici espandibili ed apparecchiatura adatta allo scopo
RU2317891C1 (ru) * 2006-06-20 2008-02-27 Государственное образовательное учреждение высшего профессионального образования "Воронежская государственная технологическая академия" Формующая головка экструдера
RU2446944C2 (ru) * 2007-05-11 2012-04-10 Юоп Ллк Способ и аппарат для кристаллизации полимерных частиц
ITMI20071003A1 (it) 2007-05-18 2008-11-19 Polimeri Europa Spa Compositi a base di polimeri vinilaromatici aventi migliorate proprieta' di isolamento termico e procedimento per la loro preparazione
ITMI20071005A1 (it) 2007-05-18 2008-11-19 Polimeri Europa Spa Procedimento per la preparazione di granuli a base di polimeri termoplastici espandibili e relativo prodotto
IT1391656B1 (it) * 2008-11-07 2012-01-17 Polimeri Europa Spa Lame per granulatore ad alta resistenza all'usura e relativo metodo di affilatura
IT1392391B1 (it) 2008-12-19 2012-03-02 Polimeri Europa Spa Composizioni di polimeri vinilaromatici espansibili a migliorata capacita' di isolamento termico, procedimento per la loro preparazione ed articoli espansi da loro ottenuti
JP5149145B2 (ja) * 2008-12-26 2013-02-20 株式会社神戸製鋼所 水中カット造粒装置用ダイス
DE102009019954A1 (de) * 2009-05-05 2010-11-11 Automatik Plastics Machinery Gmbh Lochplatte
IT1394749B1 (it) 2009-07-16 2012-07-13 Polimeri Europa Spa Articoli espansi termoisolanti e composizioni per la loro preparazione
IT1396193B1 (it) 2009-10-07 2012-11-16 Polimeri Europa Spa Composizioni polimeriche nanocomposite termoplastiche espansibili con migliorata capacita' di isolamento termico.
IT1396918B1 (it) 2009-11-03 2012-12-20 Polimeri Europa Spa Procedimento per la preparazione di nanopiastrine grafeniche ad elevata disperdibilita' in matrici polimeriche a bassa polarita' e relative composizioni polimeriche
EP2353832A1 (en) 2010-01-28 2011-08-10 Total Petrochemicals Research Feluy Method to start-up a process to make expandable vinyl aromatic polymers
IT1401950B1 (it) 2010-09-21 2013-08-28 Polimeri Europa Spa Composizioni di (co)polimeri vinilaromatici espansibili autoestinguenti e procedimento per la loro preparazione.
IT1404150B1 (it) 2010-12-28 2013-11-15 Polimeri Europa Spa Procedimento per la depressurizzazione di fluidi e dispositivo adatto allo scopo
ITMI20111982A1 (it) 2011-11-02 2013-05-03 Polimeri Europa Spa Composizioni a base di polimeri vinilaromatici espansibili autoestinguenti
ITMI20121808A1 (it) 2012-10-24 2014-04-25 Versalis Spa Composizioni polimeriche concentrate di polimeri e/o copolimeri vinilaromatici
ITMI20121962A1 (it) 2012-11-19 2014-05-20 Versalis Spa Composizione polimerica autoestinguente
ITMI20121973A1 (it) 2012-11-20 2014-05-21 Versalis Spa Composizione polimerica autoestinguente
ITMI20122153A1 (it) 2012-12-17 2014-06-18 Versalis Spa Composizione polimerica espandibile a migliorata flessibilita' e relativo procedimento di preparazione
CN105643829A (zh) * 2016-02-18 2016-06-08 太仓斯普宁精密机械有限公司 一种分体塑胶造粒模具
CN105500555A (zh) * 2016-02-18 2016-04-20 太仓斯普宁精密机械有限公司 一种塑胶挤压切粒模具
IT201600071347A1 (it) 2016-07-08 2018-01-08 Versalis Spa Composizioni espandibili contenenti polimeri vinil aromatici aventi proprietà autoestinguenti e migliorata processabilità
IT201600080035A1 (it) 2016-07-29 2018-01-29 Versalis Spa Composizioni polimeriche espandibili a blocchi
IT201600079947A1 (it) 2016-07-29 2018-01-29 Versalis Spa Composizione polimerica espandibile contentente copolimeri etilen-vinilacetato
JP7354112B2 (ja) 2017-12-27 2023-10-02 ベルサリス エッセ.ピー.アー. 粒状発泡性ポリマーの連続大量生産のためのプラントで過渡状態を管理するための回路およびプロセス
IT201800008073A1 (it) 2018-08-13 2020-02-13 Versalis Spa Composizione polimerica vinilaromatica espandibile a migliorate proprieta’ meccaniche e isolanti
IT201800020404A1 (it) 2018-12-20 2020-06-20 Versalis Spa Composizione polimerica espandibile e procedimento per la sua produzione
IT202300001389A1 (it) 2023-01-30 2024-07-30 Versalis Spa Granuli espandibili e manufatti da essi ottenuti.
CN116852576B (zh) * 2023-06-09 2025-12-05 安徽省荣昌新材料科技有限公司 可实现快速冷却成型的造粒装置以及聚酰胺树脂造粒方法

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US3341892A (en) * 1965-02-23 1967-09-19 Midland Ross Corp Pelletizing apparatus
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IT1163386B (it) * 1983-05-19 1987-04-08 Montedison Spa Procedimento per la produzione di granuli espandibili di polimeri termoplastici e relativa apparecchiatura
IT1174480B (it) * 1984-02-02 1987-07-01 Montedison Spa Filiera per il taglio a caldo di polimeri termoplastici
EP0305862A1 (en) * 1987-09-04 1989-03-08 General Electric Company One-step process for the production of expandable foam beads
DE4007601A1 (de) * 1990-03-09 1991-09-12 Henkel Kgaa Verfahren zum herstellen von granulaten eines wasch- oder reinigungsmittels

Also Published As

Publication number Publication date
CN100460180C (zh) 2009-02-11
EP1455999B1 (en) 2006-08-30
DE60214424D1 (de) 2006-10-12
ES2271362T3 (es) 2007-04-16
DE60214424T2 (de) 2007-09-13
BR0215038A (pt) 2004-11-03
PL204166B1 (pl) 2009-12-31
JP4227522B2 (ja) 2009-02-18
BR0215038B1 (pt) 2011-08-09
RU2004117598A (ru) 2005-11-20
WO2003053650A1 (en) 2003-07-03
MXPA04005873A (es) 2004-09-13
ITMI20012708A1 (it) 2003-06-20
CN1606491A (zh) 2005-04-13
CA2469828A1 (en) 2003-07-03
AU2002360963A1 (en) 2003-07-09
RU2283225C2 (ru) 2006-09-10
US7320585B2 (en) 2008-01-22
EP1455999A1 (en) 2004-09-15
JP2005512850A (ja) 2005-05-12
PL368937A1 (en) 2005-04-04
US20050123638A1 (en) 2005-06-09

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Effective date: 20221205