IT1192473B - Pellicola trasparente estensibile a freddo autosigillante,per confezionamento di cibi ed altro - Google Patents

Pellicola trasparente estensibile a freddo autosigillante,per confezionamento di cibi ed altro

Info

Publication number
IT1192473B
IT1192473B IT09466/82A IT946682A IT1192473B IT 1192473 B IT1192473 B IT 1192473B IT 09466/82 A IT09466/82 A IT 09466/82A IT 946682 A IT946682 A IT 946682A IT 1192473 B IT1192473 B IT 1192473B
Authority
IT
Italy
Prior art keywords
self
transparent film
packaging food
sealing cold
extendable
Prior art date
Application number
IT09466/82A
Other languages
English (en)
Other versions
IT8209466A0 (it
Inventor
Piero Francesconi
Original Assignee
Piero Francesconi
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 Piero Francesconi filed Critical Piero Francesconi
Priority to IT09466/82A priority Critical patent/IT1192473B/it
Publication of IT8209466A0 publication Critical patent/IT8209466A0/it
Priority to GB08230894A priority patent/GB2123747B/en
Priority to DE19833323629 priority patent/DE3323629A1/de
Priority to BE0/211123A priority patent/BE897222A/fr
Priority to CH3775/83A priority patent/CH655074A5/it
Priority to SE8303914A priority patent/SE8303914L/
Priority to DK318983A priority patent/DK318983A/da
Application granted granted Critical
Publication of IT1192473B publication Critical patent/IT1192473B/it

Links

Classifications

    • 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
    • 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
    • B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
    • 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
    • B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • B32B27/306—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising vinyl acetate or vinyl alcohol (co)polymers
    • 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
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • B32B27/322—Layered products comprising a layer of synthetic resin comprising polyolefins comprising halogenated polyolefins, e.g. PTFE
    • 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
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2250/00—Layers arrangement
    • B32B2250/24—All layers being polymeric
    • B32B2250/246—All polymers belonging to those covered by groups B32B27/32 and B32B27/30
    • 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
    • B32B2270/00—Resin or rubber layer containing a blend of at least two different polymers
    • 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
    • B32B2307/40—Properties of the layers or laminate having particular optical properties
    • B32B2307/412—Transparent
    • 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
    • B32B2307/582—Tearability
    • B32B2307/5825—Tear resistant
    • 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
    • B32B2307/70—Other properties
    • B32B2307/718—Weight, e.g. weight per square meter
    • 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
    • B32B2307/70—Other properties
    • B32B2307/724—Permeability to gases, adsorption
    • 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
    • B32B2307/70—Other properties
    • B32B2307/732—Dimensional properties
    • B32B2307/734—Dimensional stability
    • B32B2307/736—Shrinkable
    • 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
    • B32B2323/046—LDPE, i.e. low density 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
    • B32B2331/00—Polyvinylesters
    • B32B2331/04—Polymers of vinyl acetate, e.g. PVA
    • 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
    • B32B2439/70—Food packaging
IT09466/82A 1982-07-09 1982-07-09 Pellicola trasparente estensibile a freddo autosigillante,per confezionamento di cibi ed altro IT1192473B (it)

Priority Applications (7)

Application Number Priority Date Filing Date Title
IT09466/82A IT1192473B (it) 1982-07-09 1982-07-09 Pellicola trasparente estensibile a freddo autosigillante,per confezionamento di cibi ed altro
GB08230894A GB2123747B (en) 1982-07-09 1982-10-27 Packaging material
DE19833323629 DE3323629A1 (de) 1982-07-09 1983-06-30 Selbstdichtende bzw. siegelfaehige, transparente, kaltdehnbare folie zum verpacken von nahrungsmitteln o. dgl.
BE0/211123A BE897222A (fr) 1982-07-09 1983-07-05 Matiere d'emballage
CH3775/83A CH655074A5 (it) 1982-07-09 1983-07-08 Pellicola trasparente autosigillante, per confezionamento di cibi.
SE8303914A SE8303914L (sv) 1982-07-09 1983-07-08 Forpackningsmaterial
DK318983A DK318983A (da) 1982-07-09 1983-07-11 Selvlukkende, gennemsigtig, kold-straekbar film til indpakning af foedevarer og lignende

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT09466/82A IT1192473B (it) 1982-07-09 1982-07-09 Pellicola trasparente estensibile a freddo autosigillante,per confezionamento di cibi ed altro

Publications (2)

Publication Number Publication Date
IT8209466A0 IT8209466A0 (it) 1982-07-09
IT1192473B true IT1192473B (it) 1988-04-13

Family

ID=11130555

Family Applications (1)

Application Number Title Priority Date Filing Date
IT09466/82A IT1192473B (it) 1982-07-09 1982-07-09 Pellicola trasparente estensibile a freddo autosigillante,per confezionamento di cibi ed altro

Country Status (7)

Country Link
BE (1) BE897222A (it)
CH (1) CH655074A5 (it)
DE (1) DE3323629A1 (it)
DK (1) DK318983A (it)
GB (1) GB2123747B (it)
IT (1) IT1192473B (it)
SE (1) SE8303914L (it)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4551380A (en) * 1984-05-10 1985-11-05 W. R. Grace & Co., Cryovac Div. Oriented heat-sealable multilayer packaging film
US4643943A (en) * 1984-05-30 1987-02-17 W. R. Grace & Co., Cryovac Div. Multi-layer polyolefin shrink film
US4514465A (en) * 1984-05-30 1985-04-30 W. R. Grace & Co., Cryovac Div. Storm window film comprising at least five layers
GB8518564D0 (en) * 1985-07-23 1985-08-29 Drg Uk Ltd Multi-layer packaging material
US4740400A (en) * 1986-03-27 1988-04-26 Viskase Corporation Tinted heat-shrinkable multilayer films comprising a vinylidene chloride-vinyl chloride copolymer
US4981734A (en) * 1987-07-17 1991-01-01 Fuji Photo Film Co., Ltd. Packaging materials
US5154981A (en) * 1987-11-19 1992-10-13 Exxon Chemical Patents Inc. Tackified ethylene-acrylate cling layers in stretch/cling films
US5147708A (en) * 1987-11-19 1992-09-15 Exxon Chemical Patents Inc. Thermoplastic films for use in stretch/cling applications
US5049423A (en) * 1987-11-19 1991-09-17 Exxon Chemical Patents Inc. Composite thermoplastic films for use in stretch/cling applications
US5141809A (en) * 1987-11-19 1992-08-25 Exxon Chemical Patents Inc. Low comonomer content ethylene-acrylate polymers in stretch/cling films
US5173343A (en) * 1987-11-19 1992-12-22 Exxon Chemical Patents Inc. Narrow molecular weight distribution ethylene-acrylate cling layer in stretch/cling films
US5066526A (en) * 1987-11-19 1991-11-19 Exxon Chemical Patents Inc. Thermoplastic films for use in stretch/cling applications
NZ228332A (en) * 1988-03-18 1991-06-25 Exxon Chemical Patents Inc Food wrap film comprising ethylene vinyl acetate, polyethylene and an elastomer
DE3911695A1 (de) * 1989-04-10 1990-10-11 Inventa Ag Verbundwerkstoffe und ihre verwendung
GB8914703D0 (en) * 1989-06-27 1989-08-16 Dow Europ Sa Bioriented film
US5298202A (en) * 1989-07-28 1994-03-29 W. R. Grace & Co.-Conn. Double bubble process for making strong, thin film
US5158836A (en) * 1991-02-21 1992-10-27 W. R. Grace & Co.-Conn. Oriented film of high clarity and gloss
US5219666A (en) * 1990-03-23 1993-06-15 W.R. Grace & Co.-Conn. Oriented film of high clarity and gloss
US5272236A (en) * 1991-10-15 1993-12-21 The Dow Chemical Company Elastic substantially linear olefin polymers
CA2048296C (en) * 1990-08-13 2002-09-24 Henry G. Schirmer Blends of polypropylene and ethylene copolymer and films made from the blend
US5114763A (en) * 1990-12-28 1992-05-19 Exxon Chemical Patents Inc. Tackified polyethylene layers in stretch/cling films
US5562958A (en) * 1991-10-15 1996-10-08 The Dow Chemical Company Packaging and wrapping film
US5525695A (en) * 1991-10-15 1996-06-11 The Dow Chemical Company Elastic linear interpolymers
KR0171059B1 (ko) * 1992-05-27 1999-03-30 오오쯔가 미찌히도 포장체 및 포장방법
US5225257A (en) * 1992-06-04 1993-07-06 Exxon Chemical Patents Inc Fluorine treatment of stretch/cling films
US5792534A (en) 1994-10-21 1998-08-11 The Dow Chemical Company Polyolefin film exhibiting heat resistivity, low hexane extractives and controlled modulus
DE69735889T2 (de) * 1996-10-04 2006-12-21 E.I. Dupont De Nemours And Co., Wilmington Verbesserte ethylen-vinylacetat zusammensetzungen sowie film und verfahren in verbindung dasu

Also Published As

Publication number Publication date
DE3323629A1 (de) 1984-01-12
IT8209466A0 (it) 1982-07-09
GB2123747A (en) 1984-02-08
SE8303914D0 (sv) 1983-07-08
DK318983D0 (da) 1983-07-11
GB2123747B (en) 1986-03-26
BE897222A (fr) 1983-11-03
DK318983A (da) 1984-01-10
SE8303914L (sv) 1984-01-10
CH655074A5 (it) 1986-03-27

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