IT986387B - Pellicola di materiale termopla stico con orientamento prevalen temente monoassiale e procedimen to per la sua fabbricazione - Google Patents

Pellicola di materiale termopla stico con orientamento prevalen temente monoassiale e procedimen to per la sua fabbricazione

Info

Publication number
IT986387B
IT986387B IT68596/73A IT6859673A IT986387B IT 986387 B IT986387 B IT 986387B IT 68596/73 A IT68596/73 A IT 68596/73A IT 6859673 A IT6859673 A IT 6859673A IT 986387 B IT986387 B IT 986387B
Authority
IT
Italy
Prior art keywords
prevalen
tement
mono
orientation
axial
Prior art date
Application number
IT68596/73A
Other languages
English (en)
Original Assignee
Leer Koninklijke Emballage
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 Leer Koninklijke Emballage filed Critical Leer Koninklijke Emballage
Application granted granted Critical
Publication of IT986387B publication Critical patent/IT986387B/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
    • B29C48/03—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
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • 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
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/33—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles with parts rotatable relative to each other
    • 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
    • B29C48/90—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
    • B29C48/901—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article of hollow bodies
    • B29C48/902—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article of hollow bodies internally
    • 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
    • B29C48/90—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
    • B29C48/908—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article characterised by calibrator surface, e.g. structure or holes for lubrication, cooling or venting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B1/00—Layered products having a non-planar shape
    • B32B1/08—Tubular products
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • 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
    • B29C2793/00—Shaping techniques involving a cutting or machining operation
    • B29C2793/0063—Cutting longitudinally
    • 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
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0022—Combinations of extrusion moulding with other shaping operations combined with cutting

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)
IT68596/73A 1972-05-31 1973-05-30 Pellicola di materiale termopla stico con orientamento prevalen temente monoassiale e procedimen to per la sua fabbricazione IT986387B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2540372A GB1414785A (en) 1972-05-31 1972-05-31 Predominantly monaxially oriented film of a thermoplastic material and a process of preparing same

Publications (1)

Publication Number Publication Date
IT986387B true IT986387B (it) 1975-01-30

Family

ID=10227124

Family Applications (1)

Application Number Title Priority Date Filing Date
IT68596/73A IT986387B (it) 1972-05-31 1973-05-30 Pellicola di materiale termopla stico con orientamento prevalen temente monoassiale e procedimen to per la sua fabbricazione

Country Status (14)

Country Link
JP (1) JPS5339907B2 (it)
AR (2) AR201557A1 (it)
BE (1) BE800273A (it)
BR (1) BR7304093D0 (it)
CA (1) CA1021916A (it)
DE (1) DE2327761C3 (it)
ES (1) ES415181A1 (it)
FR (1) FR2186339B1 (it)
GB (1) GB1414785A (it)
IL (1) IL42367A (it)
IT (1) IT986387B (it)
NL (1) NL7307487A (it)
SE (2) SE403989B (it)
ZA (1) ZA733585B (it)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1495380A (en) * 1976-01-23 1977-12-14 Mobil Oil Corp Low density polyethylene film laminates
GB1580697A (en) 1976-10-27 1980-12-03 Leer Koninklijke Emballage Treatment of polymeric film laminates
JPS6043301B2 (ja) 1978-08-31 1985-09-27 三井化学株式会社 多層積層フイルムおよびその製造方法
AR219554A1 (es) * 1978-10-17 1980-08-29 Singer Aronovici A Procedimiento de fabricacion de un film de estratos multiples cruzados y producto obtenido
US4605165A (en) * 1984-06-13 1986-08-12 International Flavors & Fragrances Inc. Constant rate volatile composition dispensing article and process for using same
US4614299A (en) * 1984-06-13 1986-09-30 International Flavors & Fragrances Inc. Article which dispenses at a constant rate a volatile composition, and process for using same
GB8602493D0 (en) * 1986-02-01 1986-03-05 Silberline Ltd Producing polymer film laminates
US5108814A (en) * 1987-09-14 1992-04-28 Tredegar Industries, Inc. Embossed oriented film
US5024799A (en) * 1987-09-14 1991-06-18 Tredegar Industries, Inc. Method for producing an embossed oriented film
KR920001587B1 (ko) * 1988-03-14 1992-02-20 미쓰이 세끼유 가가꾸 고오교오 가부시끼가이샤 폴리프로필렌계 사배향 클로스필름 및 그것을 사용한 종이 기저귀용 파슨닝 테이프(fastening tape)
GB8815083D0 (en) * 1988-06-24 1988-08-03 Rasmussen O B Method & apparatus for helical cutting of lay-flat flexible tubular sheet of polymer material
US5372268A (en) * 1989-07-20 1994-12-13 Minnesota Mining And Manufacturing Pull tab innerseal
DE102012015462A1 (de) 2012-08-07 2014-02-13 Reifenhäuser GmbH & Co. KG Maschinenfabrik Blasfolienanlage, Verfahren zum Herstellen einer Blasfolienbahn und damit hergestellte Folie

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2943356A (en) * 1955-09-30 1960-07-05 Rasmussen Ole-Bendt Method of manufacturing a thin band of a high molecular substance which is axially orientated in another direction than the length direction
NL302698A (it) * 1962-12-31 1900-01-01
GB1046749A (en) * 1963-09-30 1966-10-26 Amut Spa Apparatus for the withdrawal of a tubular film of plastics material from an extruder head and for collection of the withdrawn film
DE1504791A1 (de) * 1964-09-05 1969-10-16 Reifenhaeuser Kg Folienblasanlage
GB1150909A (en) * 1965-10-26 1969-05-07 Du Pont Canada Laminated Thermoplastic Film Having Improved Resistance To Tear Propagation

Also Published As

Publication number Publication date
BE800273A (nl) 1973-11-30
ZA733585B (en) 1974-04-24
GB1414785A (en) 1975-11-19
DE2327761C3 (de) 1982-01-28
AU5629473A (en) 1974-12-05
BR7304093D0 (pt) 1974-07-18
ES415181A1 (es) 1976-06-01
FR2186339A1 (it) 1974-01-11
DE2327761B2 (de) 1981-05-14
AR201557A1 (es) 1975-03-31
DE2327761A1 (de) 1973-12-13
SE418824B (sv) 1981-06-29
FR2186339B1 (it) 1977-02-11
NL7307487A (it) 1973-12-04
SE403989B (sv) 1978-09-18
JPS4961251A (it) 1974-06-13
CA1021916A (en) 1977-12-06
JPS5339907B2 (it) 1978-10-24
AR203280A1 (es) 1975-08-29
IL42367A (en) 1976-04-30
SE7611491L (sv) 1976-10-15

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