IT7921931A0 - Produzione di pellicola da polietilene parzialmente reticolato. - Google Patents

Produzione di pellicola da polietilene parzialmente reticolato.

Info

Publication number
IT7921931A0
IT7921931A0 IT7921931A IT2193179A IT7921931A0 IT 7921931 A0 IT7921931 A0 IT 7921931A0 IT 7921931 A IT7921931 A IT 7921931A IT 2193179 A IT2193179 A IT 2193179A IT 7921931 A0 IT7921931 A0 IT 7921931A0
Authority
IT
Italy
Prior art keywords
film
production
partially cross
linked polyethylene
polyethylene
Prior art date
Application number
IT7921931A
Other languages
English (en)
Other versions
IT1207191B (it
Original Assignee
Pont Of Canada Ltd Ora Dupont
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 Pont Of Canada Ltd Ora Dupont filed Critical Pont Of Canada Ltd Ora Dupont
Publication of IT7921931A0 publication Critical patent/IT7921931A0/it
Application granted granted Critical
Publication of IT1207191B publication Critical patent/IT1207191B/it

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
    • B29C48/022—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the choice of material
    • 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
    • B29C48/0019—Combinations of extrusion moulding with other shaping operations combined with shaping by flattening, folding or bending
    • 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
    • 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
    • B29K2101/00—Use of unspecified macromolecular compounds as moulding material
    • B29K2101/10—Thermosetting resins
    • 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
    • B29K2301/00—Use of unspecified macromolecular compounds as reinforcement
    • B29K2301/10—Thermosetting resins
    • 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
    • B29K2995/0081—Tear strength

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
IT7921931A 1978-04-18 1979-04-17 Produzione di pellicola da polietilene parzialmente reticolato. IT1207191B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1520278 1978-04-18

Publications (2)

Publication Number Publication Date
IT7921931A0 true IT7921931A0 (it) 1979-04-17
IT1207191B IT1207191B (it) 1989-05-17

Family

ID=10054845

Family Applications (1)

Application Number Title Priority Date Filing Date
IT7921931A IT1207191B (it) 1978-04-18 1979-04-17 Produzione di pellicola da polietilene parzialmente reticolato.

Country Status (6)

Country Link
US (1) US4226905A (it)
JP (1) JPS54138070A (it)
AU (1) AU523866B2 (it)
CA (1) CA1123560A (it)
IT (1) IT1207191B (it)
NZ (1) NZ190177A (it)

Families Citing this family (48)

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Publication number Priority date Publication date Assignee Title
JPS5628826A (en) * 1979-08-20 1981-03-23 Kohjin Co Ltd Thermoshrinking film and manufacturing thereof
JPS56144926A (en) * 1980-04-15 1981-11-11 Mitsubishi Petrochem Co Ltd Monoaxially stretched product of ethylenic resin
ZA833923B (en) * 1982-06-10 1985-01-30 Bp Chem Int Ltd Thermoplastics film
US4489034A (en) * 1982-08-25 1984-12-18 Shell Oil Company Thermoforming process using modified polymer blend
US4525257A (en) * 1982-12-27 1985-06-25 Union Carbide Corporation Low level irradiated linear low density ethylene/alpha-olefin copolymers and film extruded therefrom
DE3476980D1 (en) * 1983-03-23 1989-04-13 Toa Nenryo Kogyo Kk Oriented polyethylene film and method of manufacture
JPS60154034A (ja) * 1984-01-23 1985-08-13 Toa Nenryo Kogyo Kk ポリエチレン延伸フイルム
IN164745B (it) * 1984-05-11 1989-05-20 Stamicarbon
EP0216863B1 (en) * 1985-04-01 1992-05-20 RAYCHEM CORPORATION (a Delaware corporation) High strength polymeric fibers
KR960007297B1 (ko) * 1987-07-13 1996-05-30 미쓰비시 가가꾸 가부시끼가이샤 폴리에틸렌 필름으로 제조된 포대
JPS6467326A (en) * 1987-09-09 1989-03-14 Toa Nenryo Kogyo Kk Manufacture of crosslinking oriented polyethylene film
US4916025A (en) * 1987-09-28 1990-04-10 Mobil Oil Corporation HDPE films with imbalanced biaxial orientation
US4870122A (en) * 1987-09-28 1989-09-26 Mobil Oil Corporation HdPE films with imbalanced biaxial orientation
US5106545A (en) * 1987-12-21 1992-04-21 W. R. Grace & Co.-Conn. Oriented polymeric films and process for enhanced orientation of polymeric films
JPH0759641B2 (ja) * 1987-12-28 1995-06-28 出光石油化学株式会社 ブテン−１重合体系フィルムおよびその積層フィルム
JPH0272933A (ja) * 1988-09-08 1990-03-13 Tonen Sekiyukagaku Kk ポリエチレン延伸フイルム及びその製造方法
KR0147284B1 (ko) * 1989-01-27 1998-08-17 스즈끼 세이지 다공성 필름 및 그의 제조방법
US5073598A (en) * 1989-06-21 1991-12-17 Mobil Oil Corporation Method for improving the processing characteristics of polyethylene blends
US5508319A (en) * 1991-06-21 1996-04-16 Montell North America Inc. High melt strength, ethylene polymer, process for making it, and use thereof
US5414049A (en) * 1993-06-01 1995-05-09 Howmedica Inc. Non-oxidizing polymeric medical implant
JP3171422B2 (ja) * 1994-04-20 2001-05-28 日本原子力研究所 改質ポリプロピレンを製造する方法および成形品
US5756203A (en) * 1994-12-27 1998-05-26 Mobil Oil Corporation LLDPE films with improved impact strength
CA2166450C (en) * 1995-01-20 2008-03-25 Ronald Salovey Chemically crosslinked ultrahigh molecular weight polyethylene for artificial human joints
US5589551A (en) * 1995-02-22 1996-12-31 Mobil Oil Corporation Swell reduction of chromium catalyzed HDPE resins by controlled degradation using high temperature peroxides
US5530072A (en) * 1995-04-19 1996-06-25 Mobil Oil Corporation Introduction of long chain branching into linear polyethylenes
WO1996033226A1 (en) * 1995-04-19 1996-10-24 Mobil Oil Corporation Introduction of long chain branching into linear polyethylenes
US5736618A (en) * 1995-05-05 1998-04-07 Poloso; Anthony High density polyethylene with improved thermoforming characteristics
US5891553A (en) * 1995-12-21 1999-04-06 Clark-Schwebel, Inc. Crosslinkable polymeric coatings and films and composite structures incorporating same
US8865788B2 (en) 1996-02-13 2014-10-21 The General Hospital Corporation Radiation and melt treated ultra high molecular weight polyethylene prosthetic devices
US8563623B2 (en) * 1996-02-13 2013-10-22 The General Hospital Corporation Radiation melt treated ultra high molecular weight polyethylene prosthetic devices
EP0935446B1 (en) * 1996-07-09 2007-02-07 Orthopaedic Hospital Crosslinking of polyethylene for low wear using radiation and thermal treatments
WO1998034978A1 (en) * 1997-02-11 1998-08-13 Hexcel Cs Corporation Crosslinkable polymeric coatings and films and composite structures incorporating same
US6680265B1 (en) 1999-02-22 2004-01-20 Kimberly-Clark Worldwide, Inc. Laminates of elastomeric and non-elastomeric polyolefin blend materials
EP1178764B1 (en) * 1999-04-21 2006-05-31 Howmedica Osteonics Corp. Method of preparing a selectively cross-linked polyethylene prosthetic medical device, and device thus produced
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
AU2002320633B2 (en) 2001-07-19 2005-08-25 Univation Technologies, Llc Polyethylene films with improved physical properties
US6936675B2 (en) * 2001-07-19 2005-08-30 Univation Technologies, Llc High tear films from hafnocene catalyzed polyethylenes
US6763875B2 (en) 2002-02-06 2004-07-20 Andersen Corporation Reduced visibility insect screen
CA2429930C (en) * 2002-06-06 2008-10-14 Howmedica Osteonics Corp. Sequentially cross-linked polyethylene
US20050175803A1 (en) * 2004-02-06 2005-08-11 D. Ryan Breese Preparation of polyethylene films
US8440125B2 (en) 2004-06-28 2013-05-14 Equistar Chemicals, Lp Polyethylene films having high resistance to deformation or elongation
US7344672B2 (en) * 2004-10-07 2008-03-18 Biomet Manufacturing Corp. Solid state deformation processing of crosslinked high molecular weight polymeric materials
US7285617B2 (en) * 2004-10-08 2007-10-23 Exxonmobil Chemical Patents Inc. Oxygen tailoring of polyethylene blow molding resins
US20060229399A1 (en) * 2005-04-12 2006-10-12 General Electric Company Process for making a thermoplastic vulcanizate composition
US20060258796A1 (en) * 2005-05-13 2006-11-16 General Electric Company Crosslinked polyethylene compositions
EP1954730B2 (en) 2005-11-23 2019-10-23 Dow Global Technologies LLC Heterogeneous, compositionally phase separated, ethylene alpha-olefin interpolymers
WO2013121748A1 (ja) * 2012-02-15 2013-08-22 三井化学株式会社 太陽電池用封止シート、太陽電池、及び、太陽電池の製造方法
AU2021200176A1 (en) * 2020-01-28 2021-08-12 Flexopack S.A. Oven skin packaging film

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3361861A (en) * 1968-01-02 Montedison Spa Process for preparing films and related articles
CA460963A (en) 1949-11-08 The Visking Corporation Method of making flattened thermoplastic tubing of predetermined desired characteristics
US2981668A (en) * 1954-02-11 1961-04-25 Electronized Chem Corp Method for improving the properties of polymerized materials
US3144398A (en) * 1958-06-16 1964-08-11 Grace W R & Co Polyethylene product and process
US3144399A (en) * 1958-06-16 1964-08-11 Grace W R & Co Polyethylene product
US3075948A (en) * 1959-10-23 1963-01-29 Owens Illinois Glass Co Method for preparing graft copolymers of polyolefin and silanes and a graft copolymer thereof
NL288109A (it) * 1962-01-31 1900-01-01
US3250825A (en) * 1962-11-09 1966-05-10 Phillips Petroleum Co Blends of crystalline polyethylene or ethylene-butene copolymer with amorphous ethylene-higher alpha-olefin copolymers
US3663662A (en) * 1968-08-23 1972-05-16 Du Pont Heat-shrinkable films from ethylene polymer blends
BE794718Q (fr) * 1968-12-20 1973-05-16 Dow Corning Ltd Procede de reticulation d'olefines
US3736218A (en) * 1969-01-10 1973-05-29 Grace W R & Co Shrinkable permeable texture film
US3563870A (en) * 1969-01-23 1971-02-16 Dow Chemical Co Melt strength and melt extensibility of irradiated linear polyethylene
US3592881A (en) * 1969-06-16 1971-07-13 Du Pont Crosslinked,heat-shrinkable polyethylene film composition
US3694524A (en) * 1971-05-07 1972-09-26 Mobil Oil Corp Blends of low density polyethylene and butene/ethylene copolymers and high tear strength blown film made therefrom
US3891737A (en) * 1973-11-21 1975-06-24 Reynolds Metals Co Method of making a heat shrinkable film of polyethylene copolymers thereof and article produced therefrom

Also Published As

Publication number Publication date
AU4519579A (en) 1980-03-20
AU523866B2 (en) 1982-08-19
CA1123560A (en) 1982-05-18
IT1207191B (it) 1989-05-17
JPS54138070A (en) 1979-10-26
NZ190177A (en) 1980-11-28
US4226905A (en) 1980-10-07

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