DE3161542D1 - Filler of foamable thermoplastic material and method and apparatus for making it - Google Patents

Filler of foamable thermoplastic material and method and apparatus for making it

Info

Publication number
DE3161542D1
DE3161542D1 DE8181400800T DE3161542T DE3161542D1 DE 3161542 D1 DE3161542 D1 DE 3161542D1 DE 8181400800 T DE8181400800 T DE 8181400800T DE 3161542 T DE3161542 T DE 3161542T DE 3161542 D1 DE3161542 D1 DE 3161542D1
Authority
DE
Germany
Prior art keywords
filler
making
thermoplastic material
foamable thermoplastic
foamable
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
Application number
DE8181400800T
Other languages
German (de)
English (en)
Inventor
Maurice Deledalle
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.)
Individual
Original Assignee
Individual
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=9242260&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3161542(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of DE3161542D1 publication Critical patent/DE3161542D1/de
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
    • B65D81/02—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents specially adapted to protect contents from mechanical damage
    • B65D81/05—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents specially adapted to protect contents from mechanical damage maintaining contents at spaced relation from package walls, or from other contents
    • B65D81/09—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents specially adapted to protect contents from mechanical damage maintaining contents at spaced relation from package walls, or from other contents using flowable discrete elements of shock-absorbing material, e.g. pellets or popcorn
    • 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
    • B29C44/56—After-treatment of articles, e.g. for altering the shape
    • 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
    • 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
    • B29C2793/0027—Cutting off
    • 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
    • B29C48/0012—Combinations of extrusion moulding with other shaping operations combined with shaping by internal pressure generated in the material, e.g. foaming
    • 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
    • B29C48/12—Articles with an irregular circumference when viewed in cross-section, e.g. window profiles
    • 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
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/04—Condition, form or state of moulded material or of the material to be shaped cellular or porous
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/712—Containers; Packaging elements or accessories, Packages
    • B29L2031/7138—Shock absorbing
    • B29L2031/714—Shock absorbing for use in loose form
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/772—Articles characterised by their shape and not otherwise provided for

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
DE8181400800T 1980-05-23 1981-05-21 Filler of foamable thermoplastic material and method and apparatus for making it Expired DE3161542D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8011497A FR2482930A1 (fr) 1980-05-23 1980-05-23 Particule de remplissage en mousse de matiere thermoplastique, procede et dispositif pour sa fabrication

Publications (1)

Publication Number Publication Date
DE3161542D1 true DE3161542D1 (en) 1984-01-05

Family

ID=9242260

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8181400800T Expired DE3161542D1 (en) 1980-05-23 1981-05-21 Filler of foamable thermoplastic material and method and apparatus for making it

Country Status (3)

Country Link
EP (1) EP0041431B1 (enExample)
DE (1) DE3161542D1 (enExample)
FR (1) FR2482930A1 (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3435440A1 (de) * 1983-12-10 1985-06-20 Hoechst Ag, 6230 Frankfurt Aufschaeumbares kunststoffgranulat und daraus hergestelltes packmaterial
JPH06503226A (ja) * 1990-09-24 1994-04-14 テンダパック　テクノロジーズ　プロプライエタリー　リミテッド 食品処理機械および処理方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL77282C (enExample) 1951-08-29
BE621903A (enExample) * 1960-11-15
US3188264A (en) * 1962-12-21 1965-06-08 Tektronix Inc Loose fill packing material
US3400037A (en) * 1964-11-13 1968-09-03 Alta Ind Method of manufacturing cellular packing materials
FR2019870A1 (en) * 1968-10-04 1970-07-10 Free Flow Packaging Corp Mass production of plastic foam packing
US3481455A (en) * 1968-10-10 1969-12-02 Free Flow Packaging Corp Free-flowing packing material of low bulk density
FR2019270A1 (enExample) * 1969-09-25 1970-07-03 Zwickert Charles
USRE27243E (en) * 1970-01-12 1971-12-14 Method of manufacturing cellular packing materials
DE2154754C3 (de) * 1971-11-04 1978-08-31 Basf Ag, 6700 Ludwigshafen Verfahren zur Herstellung expandierbarer Styrolpolymerisate
US3961000A (en) 1972-11-28 1976-06-01 Altainer Incorporated Method of manufacturing a nesting or interlocking loose-fill cellular packing material
GB1455714A (en) * 1972-11-28 1976-11-17 Alta Ind Loose-fill packaging material

Also Published As

Publication number Publication date
EP0041431B1 (fr) 1983-11-30
FR2482930A1 (fr) 1981-11-27
FR2482930B1 (enExample) 1983-07-18
EP0041431A1 (fr) 1981-12-09

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Legal Events

Date Code Title Description
8365 Fully valid after opposition proceedings
8339 Ceased/non-payment of the annual fee