ES2000838A6 - Pelicula colada, procedimiento para prepararla y objeto que la contiene. - Google Patents

Pelicula colada, procedimiento para prepararla y objeto que la contiene.

Info

Publication number
ES2000838A6
ES2000838A6 ES8600864A ES8600864A ES2000838A6 ES 2000838 A6 ES2000838 A6 ES 2000838A6 ES 8600864 A ES8600864 A ES 8600864A ES 8600864 A ES8600864 A ES 8600864A ES 2000838 A6 ES2000838 A6 ES 2000838A6
Authority
ES
Spain
Prior art keywords
films
prepared
preparation
cast film
special
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
Application number
ES8600864A
Other languages
English (en)
Inventor
Der Molen Theodorus Jacob Van
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.)
Koninklijke DSM NV
Original Assignee
Stamicarbon BV
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 Stamicarbon BV filed Critical Stamicarbon BV
Publication of ES2000838A6 publication Critical patent/ES2000838A6/es
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/18—Manufacture of films or 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
    • B29C48/03—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 drums
    • 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
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0018—Combinations of extrusion moulding with other shaping operations combined with shaping by orienting, stretching or shrinking, e.g. film blowing
    • 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
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0021—Combinations of extrusion moulding with other shaping operations combined with joining, lining or laminating
    • 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
    • B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
    • B29C48/21—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING 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
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/04—Polymers of ethylene
    • B29K2023/06—PE, i.e. polyethylene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING 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
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0037—Other properties
    • B29K2995/0063—Density
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
    • C08J2323/04—Homopolymers or copolymers of ethene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
    • C08J2323/04—Homopolymers or copolymers of ethene
    • C08J2323/06—Polyethene

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Moulding By Coating Moulds (AREA)
  • Separation By Low-Temperature Treatments (AREA)
  • Valve Housings (AREA)
  • Glass Compositions (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Laminated Bodies (AREA)
  • Measurement Of Force In General (AREA)
  • Wire Bonding (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Polyethers (AREA)

Abstract

SE PREPARAN PELICULAS COLADAS SOBRE LA BASE DE POLIETILENO DE BAJA DENSIDAD EXTRUYENDO EL POLIMERO FUNDIDO A TEMPERATURAS DE LA MASA FUNDIDA, EN LA ABERTURA DE LA BOQUILLA DE EXTRUSION, INFERIORES A 20JC. LAS PELICULAS QUE HAN SIDO PREPARADAS DE ESTE MODO TIENEN UNA ESPECIAL ORIENTACION MONO-AXIAL, COMO RESULTADO DE LO CUAL SE MEJORAN LAS PROPIEDADES MECANICAS. LAS PELICULAS OBTENIDAS TIENEN ESPECIAL APLICACION EN EL CAMPO DEL EMPAQUETAMIENTO DE PRODUCTOS ALIMENTICIOS Y OTROS ARTICULOS DE CONSUMO.
ES8600864A 1985-08-06 1986-08-05 Pelicula colada, procedimiento para prepararla y objeto que la contiene. Expired ES2000838A6 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8502191A NL8502191A (nl) 1985-08-06 1985-08-06 Werkwijze voor het vervaardigen van vlakfolie.

Publications (1)

Publication Number Publication Date
ES2000838A6 true ES2000838A6 (es) 1988-03-16

Family

ID=19846395

Family Applications (1)

Application Number Title Priority Date Filing Date
ES8600864A Expired ES2000838A6 (es) 1985-08-06 1986-08-05 Pelicula colada, procedimiento para prepararla y objeto que la contiene.

Country Status (15)

Country Link
US (1) US4808359A (es)
EP (1) EP0212731B1 (es)
JP (1) JPH072360B2 (es)
CN (1) CN1005967B (es)
AT (1) ATE58151T1 (es)
AU (1) AU579257B2 (es)
CA (1) CA1300334C (es)
DE (1) DE3675466D1 (es)
DK (1) DK163217C (es)
ES (1) ES2000838A6 (es)
FI (1) FI84795C (es)
NL (1) NL8502191A (es)
NO (1) NO174735C (es)
NZ (1) NZ217084A (es)
TR (1) TR23241A (es)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8700305A (nl) * 1987-02-10 1988-09-01 Stamicarbon Werkwijze voor het vervaardigen van vlakfolie uit hogedichtheid polyetheen.
US4859398A (en) * 1987-07-02 1989-08-22 Mobil Oil Corporation High shear extrusion of linear low density polyethylene
FR2623744B1 (fr) * 1987-11-30 1990-02-02 Kaysersberg Sa Procede de fabrication d'une pellicule thermoplastique thermore tractable par etirages successifs
GB8914703D0 (en) * 1989-06-27 1989-08-16 Dow Europ Sa Bioriented film
US5288441A (en) * 1992-12-24 1994-02-22 Collins Steven L System and method for extruder frost line detection
CA2218970A1 (en) * 1996-10-22 1998-04-22 Kenichi Fujiwara Soft transparent polyolefin resin sheet and method for producing the same
US6391411B1 (en) 1999-06-03 2002-05-21 Printpack Illinois, Inc. Machine direction oriented high molecular weight, high density polyethylene films with enhanced water vapor transmission properties
JP2006327107A (ja) * 2005-05-27 2006-12-07 Fujifilm Holdings Corp 熱可塑性フィルムの製造方法
WO2007074588A1 (ja) * 2005-12-26 2007-07-05 Konica Minolta Opto, Inc. セルロースフィルムの製造方法、製造装置、該製造装置により製造された光学フィルム、該光学フィルムを用いた偏光板、及び液晶表示装置
WO2013029223A1 (en) 2011-08-26 2013-03-07 Dow Global Technologies Llc Bioriented polyethylene film
BR112018000507B1 (pt) 2015-07-10 2023-01-24 Berry Global, Inc Processo para a fabricação de um filme respirável microporoso
US11472085B2 (en) 2016-02-17 2022-10-18 Berry Plastics Corporation Gas-permeable barrier film and method of making the gas-permeable barrier film

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3754067A (en) * 1970-10-12 1973-08-21 Leco Industries Ltd Blown tube production
GB1441586A (en) * 1972-07-12 1976-07-07 Ici Ltd Method for reducing sharkskin on extruded polymeric material
US4243619A (en) * 1978-03-31 1981-01-06 Union Carbide Corporation Process for making film from low density ethylene hydrocarbon copolymer
US4282177A (en) * 1979-01-08 1981-08-04 Union Carbide Corporation Method for reducing sharkskin melt fracture during extrusion of ethylene polymers
CA1156415A (en) * 1979-12-28 1983-11-08 Jerome T. Horner Three layer film having a core layer of low pressure, low density polyethylene
US4348349A (en) * 1980-10-01 1982-09-07 Union Carbide Corporation Method for reducing melt fracture during extrusion of a molten narrow molecular weight distribution, linear, ethylene copolymer
US4360494A (en) * 1981-04-01 1982-11-23 Union Carbide Corporation Process for reducing melt fracture during extrusion of a molten narrow molecular weight distribution, linear, ethylene copolymer
US4394474A (en) * 1981-04-21 1983-07-19 The Dow Chemical Company Product and process for reducing block and increasing slip of linear low density ethylene copolymer films
JPS58104721A (ja) * 1981-12-18 1983-06-22 Fujimori Kogyo Kk 容器成形用合成樹脂シ−トの製造法
JPS58177324A (ja) * 1982-04-13 1983-10-18 Asahi Chem Ind Co Ltd 高タフネスフイルム
US4668463A (en) * 1982-07-21 1987-05-26 Clopay Corporation Method of making linear low density polyethylene film
US4486377A (en) * 1982-09-27 1984-12-04 Union Carbide Corporation Process for reducing draw resonance in polymeric film
JPS6015118A (ja) * 1983-06-28 1985-01-25 ユニオン・カ−バイド・コ−ポレ−シヨン Ｌｌｄｐｅ樹脂からフイルムを形成する際のエツジウエバ−の減少方法
NL8400374A (nl) * 1984-02-07 1985-09-02 Stamicarbon Werkwijze voor het vervaardigen van blaasfolie.
NL8400375A (nl) * 1984-02-07 1985-09-02 Stamicarbon Werkwijze voor het vervaardigen van blaasfolie.
US4608221A (en) * 1984-12-28 1986-08-26 Union Carbide Corporation Process for reducing draw resonance in polymeric film
JP3197084B2 (ja) * 1992-12-03 2001-08-13 株式会社東芝 レーダ装置

Also Published As

Publication number Publication date
CN86105243A (zh) 1987-02-04
JPS62103124A (ja) 1987-05-13
FI863203A0 (fi) 1986-08-05
NL8502191A (nl) 1987-03-02
DK163217C (da) 1992-07-06
NO174735C (no) 1994-06-29
DK368586D0 (da) 1986-08-01
ATE58151T1 (de) 1990-11-15
AU6088886A (en) 1987-02-12
CA1300334C (en) 1992-05-12
DK368586A (da) 1987-02-07
JPH072360B2 (ja) 1995-01-18
NO174735B (no) 1994-03-21
FI84795B (fi) 1991-10-15
EP0212731B1 (en) 1990-11-07
AU579257B2 (en) 1988-11-17
DK163217B (da) 1992-02-10
FI84795C (fi) 1992-01-27
EP0212731A1 (en) 1987-03-04
DE3675466D1 (de) 1990-12-13
FI863203L (fi) 1987-02-07
US4808359A (en) 1989-02-28
NZ217084A (en) 1987-08-31
TR23241A (tr) 1989-07-21
CN1005967B (zh) 1989-12-06
NO863166D0 (no) 1986-08-05
NO863166L (no) 1987-02-09

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Legal Events

Date Code Title Description
PC1A Transfer granted

Owner name: DSM N.V.

FD1A Patent lapsed

Effective date: 20000202