ES2174986T3 - Fil de plastico en particular para envoltorios en forma de bolsa provistos de una apertura por rasgado mejorada. - Google Patents

Fil de plastico en particular para envoltorios en forma de bolsa provistos de una apertura por rasgado mejorada.

Info

Publication number
ES2174986T3
ES2174986T3 ES96100891T ES96100891T ES2174986T3 ES 2174986 T3 ES2174986 T3 ES 2174986T3 ES 96100891 T ES96100891 T ES 96100891T ES 96100891 T ES96100891 T ES 96100891T ES 2174986 T3 ES2174986 T3 ES 2174986T3
Authority
ES
Spain
Prior art keywords
improved
ratched
wrappers
opening
bag provided
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 - Lifetime
Application number
ES96100891T
Other languages
English (en)
Inventor
Sergio Visona
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.)
BURGOPACK STAMPA TRASFORMAZIONE IMBALLAGGI SpA
Original Assignee
BURGOPACK STAMPA TRASFORMAZIONE IMBALLAGGI 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 BURGOPACK STAMPA TRASFORMAZIONE IMBALLAGGI SpA filed Critical BURGOPACK STAMPA TRASFORMAZIONE IMBALLAGGI SpA
Application granted granted Critical
Publication of ES2174986T3 publication Critical patent/ES2174986T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D7/00—Producing flat articles, e.g. films or sheets
    • B29D7/01—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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Wrappers (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Bag Frames (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Laminated Bodies (AREA)

Abstract

LA PRESENTE INVENCION SE REFIERE A UNA PELICULA DE PLASTICO UTILIZABLE, EN CONCRETO AUNQUE NO EXCLUSIVAMENTE, EN LA PRODUCCION DE PAQUETES DE TIPO BOLSA CON UNA RASGABILIDAD MEJORADA. LA PELICULA CONTIENE UNA RESINA DE POLIETILENO LINEAL DE UNA DENSIDAD MEDIA, QUE SE EXTRUYE A UN INDICE DE TENSION TRANSVERSAL DE AL MENOS 2.
ES96100891T 1995-01-25 1996-01-22 Fil de plastico en particular para envoltorios en forma de bolsa provistos de una apertura por rasgado mejorada. Expired - Lifetime ES2174986T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT95PD000023A IT1282183B1 (it) 1995-01-25 1995-01-25 Film in materia plastica particolarmente per confezioni a busta a lacerabilita' migliorata

Publications (1)

Publication Number Publication Date
ES2174986T3 true ES2174986T3 (es) 2002-11-16

Family

ID=11390911

Family Applications (1)

Application Number Title Priority Date Filing Date
ES96100891T Expired - Lifetime ES2174986T3 (es) 1995-01-25 1996-01-22 Fil de plastico en particular para envoltorios en forma de bolsa provistos de una apertura por rasgado mejorada.

Country Status (6)

Country Link
EP (1) EP0723856B1 (es)
AT (1) ATE217253T1 (es)
DE (1) DE69621060T2 (es)
DK (1) DK0723856T3 (es)
ES (1) ES2174986T3 (es)
IT (1) IT1282183B1 (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2002302027B2 (en) * 1999-03-22 2005-10-27 Interdigital Technology Corporation Method and system for locating a mobile subscriber in a cdma communication system

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2801541A1 (de) * 1978-01-14 1979-07-19 Hoechst Ag Aethylencopolymere und ihre verwendung zur herstellung von folien
US4554120A (en) * 1983-06-28 1985-11-19 Union Carbide Corporation Process for eliminating surface melt fracture during extrusion of thermoplastic polymers
US4671918A (en) * 1985-10-25 1987-06-09 National Distillers And Chemical Corporation Apparatus and process for producing polyolefin film
JPH0737547B2 (ja) * 1986-09-05 1995-04-26 三井石油化学工業株式会社 農業用被覆材フイルム
GB8828349D0 (en) * 1988-12-05 1989-01-05 Du Pont Canada Film laminate with easy to td tear
GB8914703D0 (en) * 1989-06-27 1989-08-16 Dow Europ Sa Bioriented film
EP0461848B1 (en) * 1990-06-12 1996-04-10 Mitsui Petrochemical Industries, Ltd. Ethylene-pentene-1 copolymer compositions and their use

Also Published As

Publication number Publication date
IT1282183B1 (it) 1998-03-16
ITPD950023A0 (it) 1995-01-25
DE69621060D1 (de) 2002-06-13
DK0723856T3 (da) 2002-08-26
EP0723856B1 (en) 2002-05-08
DE69621060T2 (de) 2002-11-14
ITPD950023A1 (it) 1996-07-25
EP0723856A3 (en) 1997-04-02
ATE217253T1 (de) 2002-05-15
EP0723856A2 (en) 1996-07-31

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