DE69509767D1 - Verbesserung der herstellung von ein- und mehrschichtigen thermoplastischen folien - Google Patents

Verbesserung der herstellung von ein- und mehrschichtigen thermoplastischen folien

Info

Publication number
DE69509767D1
DE69509767D1 DE69509767T DE69509767T DE69509767D1 DE 69509767 D1 DE69509767 D1 DE 69509767D1 DE 69509767 T DE69509767 T DE 69509767T DE 69509767 T DE69509767 T DE 69509767T DE 69509767 D1 DE69509767 D1 DE 69509767D1
Authority
DE
Germany
Prior art keywords
production
improving
thermoplastic films
liquid
multilayer thermoplastic
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 - Fee Related
Application number
DE69509767T
Other languages
English (en)
Other versions
DE69509767T2 (de
Inventor
Giuliano Cavaglia
Renato Angelo Colnaghi
Daniele Novelli
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.)
Cryovac LLC
Original Assignee
Cryovac LLC
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 Cryovac LLC filed Critical Cryovac LLC
Application granted granted Critical
Publication of DE69509767D1 publication Critical patent/DE69509767D1/de
Publication of DE69509767T2 publication Critical patent/DE69509767T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • 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
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/911—Cooling
    • B29C48/9135—Cooling of flat articles, e.g. using specially adapted supporting means
    • B29C48/915—Cooling of flat articles, e.g. using specially adapted supporting means with means for improving the adhesion to the supporting means
    • B29C48/917—Cooling of flat articles, e.g. using specially adapted supporting means with means for improving the adhesion to the supporting means by applying pressurised gas to the surface of the flat article
    • 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
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/911—Cooling
    • B29C48/9135—Cooling of flat articles, e.g. using specially adapted supporting means
    • B29C48/914—Cooling of flat articles, e.g. using specially adapted supporting means cooling drums

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Laminated Bodies (AREA)
  • Physical Deposition Of Substances That Are Components Of Semiconductor Devices (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
DE69509767T 1994-04-01 1995-03-24 Verbesserung der herstellung von ein- und mehrschichtigen thermoplastischen folien Expired - Fee Related DE69509767T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP94200905 1994-04-01
PCT/EP1995/001121 WO1995026867A1 (en) 1994-04-01 1995-03-24 Improvement in the production of mono- and multi-layer thermoplastic films

Publications (2)

Publication Number Publication Date
DE69509767D1 true DE69509767D1 (de) 1999-06-24
DE69509767T2 DE69509767T2 (de) 1999-12-02

Family

ID=8216760

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69509767T Expired - Fee Related DE69509767T2 (de) 1994-04-01 1995-03-24 Verbesserung der herstellung von ein- und mehrschichtigen thermoplastischen folien

Country Status (15)

Country Link
EP (1) EP0754115B1 (de)
JP (1) JPH09511699A (de)
AT (1) ATE180203T1 (de)
AU (1) AU705720B2 (de)
BR (1) BR9507238A (de)
CA (1) CA2185917A1 (de)
CZ (1) CZ288196A3 (de)
DE (1) DE69509767T2 (de)
DK (1) DK0754115T3 (de)
ES (1) ES2133756T3 (de)
FI (1) FI111346B (de)
MX (1) MX9604339A (de)
NZ (1) NZ282820A (de)
PL (1) PL177511B1 (de)
WO (1) WO1995026867A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BRPI0413106A (pt) 2003-07-30 2006-10-03 Cryovac Inc filme de alto módulo orientado de múltiplas camadas
EP3040364B1 (de) * 2014-12-30 2017-06-14 Abu Dhabi Polymers Company Limited (Borouge) L.L.C. Polypropylenzusammensetzung mit verbesserten optischen Eigenschaften und Gelniveau

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL259350A (de) * 1960-08-09 1900-01-01
JPS57195623A (en) * 1981-05-14 1982-12-01 Du Pont Method of molding polymer film
US4676851A (en) * 1984-04-25 1987-06-30 First Brands Corporation Process and apparatus for forming integral interlocking closure film stock
JPS62214921A (ja) * 1986-03-18 1987-09-21 Mitsui Toatsu Chem Inc 結晶性ポリオレフイン樹脂シ−トまたはフイルムの製造方法
FI82633C (fi) * 1987-10-12 1991-04-10 Muolon Oy Foerfarande foer framstaellning av en krympande produkt.

Also Published As

Publication number Publication date
NZ282820A (en) 1998-08-26
MX9604339A (es) 1997-06-28
WO1995026867A1 (en) 1995-10-12
DE69509767T2 (de) 1999-12-02
CZ288196A3 (en) 1997-04-16
PL177511B1 (pl) 1999-11-30
CA2185917A1 (en) 1995-10-12
FI963917A (fi) 1996-09-30
BR9507238A (pt) 1997-09-16
AU705720B2 (en) 1999-05-27
DK0754115T3 (da) 1999-11-29
FI111346B (fi) 2003-07-15
JPH09511699A (ja) 1997-11-25
EP0754115B1 (de) 1999-05-19
ES2133756T3 (es) 1999-09-16
EP0754115A1 (de) 1997-01-22
PL316567A1 (en) 1997-01-20
FI963917A0 (fi) 1996-09-30
ATE180203T1 (de) 1999-06-15
AU2073095A (en) 1995-10-23

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee