IT1137720B - Procedimento e dispositivo per produrre un materiale di imballaggio - Google Patents

Procedimento e dispositivo per produrre un materiale di imballaggio

Info

Publication number
IT1137720B
IT1137720B IT22860/81A IT2286081A IT1137720B IT 1137720 B IT1137720 B IT 1137720B IT 22860/81 A IT22860/81 A IT 22860/81A IT 2286081 A IT2286081 A IT 2286081A IT 1137720 B IT1137720 B IT 1137720B
Authority
IT
Italy
Prior art keywords
procedure
produce
packaging material
packaging
Prior art date
Application number
IT22860/81A
Other languages
English (en)
Other versions
IT8122860A0 (it
Inventor
Klaus Dieter Kolossow
Original Assignee
Berstorff Gmbh Masch Hermann
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 Berstorff Gmbh Masch Hermann filed Critical Berstorff Gmbh Masch Hermann
Publication of IT8122860A0 publication Critical patent/IT8122860A0/it
Application granted granted Critical
Publication of IT1137720B publication Critical patent/IT1137720B/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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/36—Feeding the material to be shaped
    • B29C44/46—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length
    • B29C44/468—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length in a plurality of parallel streams which unite during the foaming
    • 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
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/18—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer of foamed 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
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/18—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer of foamed material
    • B32B5/20—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer of foamed material foamed in situ
    • 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
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
    • B32B5/24—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer
    • B32B5/245—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being a fibrous or filamentary layer another layer next to it being a foam layer
    • 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
    • B32B2553/00—Packaging equipment or accessories not otherwise provided for
IT22860/81A 1980-07-22 1981-07-10 Procedimento e dispositivo per produrre un materiale di imballaggio IT1137720B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3027643A DE3027643C2 (de) 1980-07-22 1980-07-22 Verfahren und Vorrichtung zur Herstellung eines Verpackungsmaterials

Publications (2)

Publication Number Publication Date
IT8122860A0 IT8122860A0 (it) 1981-07-10
IT1137720B true IT1137720B (it) 1986-09-10

Family

ID=6107756

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22860/81A IT1137720B (it) 1980-07-22 1981-07-10 Procedimento e dispositivo per produrre un materiale di imballaggio

Country Status (4)

Country Link
JP (1) JPS5751430A (it)
DE (1) DE3027643C2 (it)
GB (1) GB2080734B (it)
IT (1) IT1137720B (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5124097A (en) * 1991-02-08 1992-06-23 The Dow Chemical Company Method of providing closed-cell polyolefin foam having reduced blowing agent content to the end user
US8586165B2 (en) * 2009-03-16 2013-11-19 Storopack, Inc. Method and machine for making foam cushions
US10449702B2 (en) 2014-10-23 2019-10-22 3M Innovative Properties Company Laterally-coalesced foam slab
CN107073788A (zh) * 2014-10-23 2017-08-18 3M创新有限公司 发泡模具及使用方法
CN104552968B (zh) * 2015-02-06 2018-01-30 姜维雁 发泡板材的制造系统及制造方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB912888A (it) * 1959-07-22 1900-01-01
DE2224460A1 (de) * 1972-05-19 1973-11-29 Hoechst Ag Verfahren und vorrichtung zur herstellung von profilen aus geschaeumten thermoplasten

Also Published As

Publication number Publication date
IT8122860A0 (it) 1981-07-10
DE3027643C2 (de) 1984-03-01
GB2080734B (en) 1984-06-27
DE3027643A1 (de) 1982-02-04
GB2080734A (en) 1982-02-10
JPS5751430A (en) 1982-03-26

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