IT1097510B - PROCEDURE FOR THE PREPARATION OF THERMAL SEALABLE POLYOLEFINIC FILMS - Google Patents

PROCEDURE FOR THE PREPARATION OF THERMAL SEALABLE POLYOLEFINIC FILMS

Info

Publication number
IT1097510B
IT1097510B IT7825477A IT2547778A IT1097510B IT 1097510 B IT1097510 B IT 1097510B IT 7825477 A IT7825477 A IT 7825477A IT 2547778 A IT2547778 A IT 2547778A IT 1097510 B IT1097510 B IT 1097510B
Authority
IT
Italy
Prior art keywords
procedure
preparation
polyolefinic films
thermal sealable
sealable polyolefinic
Prior art date
Application number
IT7825477A
Other languages
Italian (it)
Other versions
IT7825477A0 (en
Inventor
Alfredo Gemmi
Francesco Protospataro
Original Assignee
Moplefan 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 Moplefan Spa filed Critical Moplefan Spa
Publication of IT7825477A0 publication Critical patent/IT7825477A0/en
Priority to IT7825477A priority Critical patent/IT1097510B/en
Priority to NO79792259A priority patent/NO792259L/en
Priority to DK286179A priority patent/DK286179A/en
Priority to SE7905937A priority patent/SE7905937L/en
Priority to NL7905317A priority patent/NL7905317A/en
Priority to ES482328A priority patent/ES482328A1/en
Priority to AT0477579A priority patent/ATA477579A/en
Priority to DE19792927633 priority patent/DE2927633A1/en
Priority to BE0/196214A priority patent/BE877592A/en
Priority to FR7917761A priority patent/FR2430836A1/en
Priority to GB7924046A priority patent/GB2024715B/en
Priority to JP8738079A priority patent/JPS5514299A/en
Application granted granted Critical
Publication of IT1097510B publication Critical patent/IT1097510B/en

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
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0013—Extrusion moulding in several steps, i.e. components merging outside the die
    • B29C48/0014—Extrusion moulding in several steps, i.e. components merging outside the die producing flat articles having components brought in contact outside the extrusion die
    • 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
    • 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
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
    • B29C55/023—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets using multilayered plates or sheets
    • B29C55/026—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets using multilayered plates or sheets of preformed plates or sheets coated with a solution, a dispersion or a melt of thermoplastic material
    • 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
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/0012—Mechanical treatment, e.g. roughening, deforming, stretching
    • 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
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/0012—Mechanical treatment, e.g. roughening, deforming, stretching
    • B32B2038/0028—Stretching, elongating
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/514—Oriented
    • B32B2307/518—Oriented bi-axially
    • 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
    • B32B2323/00—Polyalkenes
    • B32B2323/04—Polyethylene
    • 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
    • B32B2323/00—Polyalkenes
    • B32B2323/10—Polypropylene
    • 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
    • B32B2439/00—Containers; Receptacles
    • 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
IT7825477A 1978-07-10 1978-07-10 PROCEDURE FOR THE PREPARATION OF THERMAL SEALABLE POLYOLEFINIC FILMS IT1097510B (en)

Priority Applications (12)

Application Number Priority Date Filing Date Title
IT7825477A IT1097510B (en) 1978-07-10 1978-07-10 PROCEDURE FOR THE PREPARATION OF THERMAL SEALABLE POLYOLEFINIC FILMS
NO79792259A NO792259L (en) 1978-07-10 1979-07-06 PROCEDURE FOR MANUFACTURE OF HEAT WELDABLE POLYOLEFIN FILMS
DK286179A DK286179A (en) 1978-07-10 1979-07-06 PROCEDURE FOR PREPARING THERMO-WELDABLE POLYOLEFINICAL MOVIES
SE7905937A SE7905937L (en) 1978-07-10 1979-07-06 PROCEDURE FOR PREPARING POLYOLEFIN FILMS
NL7905317A NL7905317A (en) 1978-07-10 1979-07-06 PROCESS FOR PREPARING A THERMOLASABLE POLYOXENE FILM AND FILMS OBTAINED AS SUCH.
AT0477579A ATA477579A (en) 1978-07-10 1979-07-09 METHOD FOR PRODUCING HOT-WELDABLE, SPLICE-FREE POLYOLEFIN FILMS
ES482328A ES482328A1 (en) 1978-07-10 1979-07-09 Process for the preparation of thermoweldable polyolefinic films
DE19792927633 DE2927633A1 (en) 1978-07-10 1979-07-09 METHOD FOR THE PRODUCTION OF HOT-WELDABLE AND NON-FIBROUS POLYOLEFIN FILMS
BE0/196214A BE877592A (en) 1978-07-10 1979-07-09 PROCESS FOR THE PREPARATION OF HEAT-WELDABLE POLYOLEFIN PLLICLES
FR7917761A FR2430836A1 (en) 1978-07-10 1979-07-09 PROCESS FOR THE PREPARATION OF THERMOSOLDABLE POLYOLEFIN FILMS
GB7924046A GB2024715B (en) 1978-07-10 1979-07-10 Process for the preparation of thermoweldable polyolefinic films
JP8738079A JPS5514299A (en) 1978-07-10 1979-07-10 Method of producing heattbonded polyolefin film

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT7825477A IT1097510B (en) 1978-07-10 1978-07-10 PROCEDURE FOR THE PREPARATION OF THERMAL SEALABLE POLYOLEFINIC FILMS

Publications (2)

Publication Number Publication Date
IT7825477A0 IT7825477A0 (en) 1978-07-10
IT1097510B true IT1097510B (en) 1985-08-31

Family

ID=11216810

Family Applications (1)

Application Number Title Priority Date Filing Date
IT7825477A IT1097510B (en) 1978-07-10 1978-07-10 PROCEDURE FOR THE PREPARATION OF THERMAL SEALABLE POLYOLEFINIC FILMS

Country Status (12)

Country Link
JP (1) JPS5514299A (en)
AT (1) ATA477579A (en)
BE (1) BE877592A (en)
DE (1) DE2927633A1 (en)
DK (1) DK286179A (en)
ES (1) ES482328A1 (en)
FR (1) FR2430836A1 (en)
GB (1) GB2024715B (en)
IT (1) IT1097510B (en)
NL (1) NL7905317A (en)
NO (1) NO792259L (en)
SE (1) SE7905937L (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109562583A (en) * 2016-08-23 2019-04-02 康蒂泰克驱动系统有限公司 For drawing or the technique of the multistage production of bogey

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4333968A (en) * 1980-01-25 1982-06-08 Mobil Oil Corporation Thermoplastic packaging films with improved heat-seal characteristics
JPS5725953A (en) * 1980-07-22 1982-02-10 Toray Industries Multilayer laminated polypropylene film
EP0074194B2 (en) * 1981-08-22 1991-06-05 Showa Denko Kabushiki Kaisha Propylene-ethylene random copolymer, production process thereof, and film derived therefrom
DE3323018A1 (en) * 1983-06-25 1985-01-10 Beiersdorf Ag, 2000 Hamburg DUCT TAPE
FR2603522B1 (en) * 1986-09-08 1989-06-30 Silec Liaisons Elec FLEXIBLE TUBE WITH REDUCED LINEAR EXPANSION COEFFICIENT, MANUFACTURING METHOD THEREOF, AND APPARATUS USING THE SAME
GB0101994D0 (en) 2001-01-25 2001-03-14 Dupont Teijin Films Us Ltd Process for the production of coated polumeric film
GB0201764D0 (en) 2002-01-25 2002-03-13 Dupont Teijin Films Us Ltd Multi-layer polymeric film III
GB0316708D0 (en) 2003-07-16 2003-08-20 Dupont Teijin Films Us Ltd Polymeric film
GB0603254D0 (en) 2006-02-17 2006-03-29 Dupont Teijin Films Us Ltd Polyester film
CN110350155B (en) * 2018-04-04 2022-01-14 北京师范大学 Composite microporous membrane comprising nanofibrous porous layer oriented in transverse stretching direction
DE102019215880A1 (en) * 2019-10-15 2021-04-15 Lindauer Dornier Gesellschaft Mit Beschränkter Haftung PROCESS AND FILM STRETCHER FOR THE PRODUCTION OF SEALABLE BIAXIAL ORIENTED POLYESTER-BASED FILM
GB202000114D0 (en) 2020-01-06 2020-02-19 Dupont Teijin Films Us Lp Polymeric film tube

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1805886A1 (en) * 1967-11-04 1969-09-04 Mitsubishi Petrochemical Co Heat sealable biaxially oriented polypropylene sheet films and methods of making them
DE1769028A1 (en) * 1968-03-22 1972-02-03 Kalle Ag Biaxially oriented polypropylene film
DE2637978B2 (en) * 1976-08-24 1979-10-25 Hoechst Ag, 6000 Frankfurt Heat-sealable plastic film and process for its production

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109562583A (en) * 2016-08-23 2019-04-02 康蒂泰克驱动系统有限公司 For drawing or the technique of the multistage production of bogey
CN109562583B (en) * 2016-08-23 2021-09-14 康蒂泰克驱动系统有限公司 Process for the multistage production of a traction or load-bearing device

Also Published As

Publication number Publication date
FR2430836A1 (en) 1980-02-08
IT7825477A0 (en) 1978-07-10
DE2927633A1 (en) 1980-01-31
GB2024715B (en) 1982-07-21
BE877592A (en) 1980-01-09
DK286179A (en) 1980-01-11
NO792259L (en) 1980-01-11
JPS5514299A (en) 1980-01-31
GB2024715A (en) 1980-01-16
FR2430836B1 (en) 1983-04-01
ES482328A1 (en) 1980-08-16
SE7905937L (en) 1980-01-11
ATA477579A (en) 1983-05-15
NL7905317A (en) 1980-01-14

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