FI66886C - Plastskivmaterial - Google Patents

Plastskivmaterial Download PDF

Info

Publication number
FI66886C
FI66886C FI761298A FI761298A FI66886C FI 66886 C FI66886 C FI 66886C FI 761298 A FI761298 A FI 761298A FI 761298 A FI761298 A FI 761298A FI 66886 C FI66886 C FI 66886C
Authority
FI
Finland
Prior art keywords
sheet material
material according
sheet
weight
inorganic
Prior art date
Application number
FI761298A
Other languages
English (en)
Finnish (fi)
Other versions
FI761298A (sv
FI66886B (fi
Inventor
Thomas Norman Gaunt
Peter Harrison
Original Assignee
Plastona Waddington Ltd John
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
Priority claimed from GB19469/75A external-priority patent/GB1554143A/en
Priority claimed from GB24534/75A external-priority patent/GB1554144A/en
Priority claimed from GB36946/75A external-priority patent/GB1554145A/en
Priority claimed from GB49150/75A external-priority patent/GB1554146A/en
Application filed by Plastona Waddington Ltd John filed Critical Plastona Waddington Ltd John
Publication of FI761298A publication Critical patent/FI761298A/fi
Application granted granted Critical
Publication of FI66886B publication Critical patent/FI66886B/fi
Publication of FI66886C publication Critical patent/FI66886C/fi

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
    • B65D5/00—Rigid or semi-rigid containers of polygonal cross-section, e.g. boxes, cartons or trays, formed by folding or erecting one or more blanks made of paper
    • 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
    • B29C48/022—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the choice of material
    • 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
    • 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
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/285—Feeding the extrusion material to the extruder
    • B29C48/297—Feeding the extrusion material to the extruder at several locations, e.g. using several hoppers or using a separate additive feeding
    • 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
    • B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
    • B29K2105/12—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts of short lengths, e.g. chopped filaments, staple fibres or bristles
    • 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
    • B65D2301/00—Details of blanks
    • B65D2301/20—Details of blanks made of plastic material
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S273/00—Amusement devices: games
    • Y10S273/12—Propylene
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]
    • Y10T428/1328—Shrinkable or shrunk [e.g., due to heat, solvent, volatile agent, restraint removal, etc.]
    • Y10T428/1331—Single layer [continuous layer]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/13—Hollow or container type article [e.g., tube, vase, etc.]
    • Y10T428/1352—Polymer or resin containing [i.e., natural or synthetic]
    • Y10T428/1372—Randomly noninterengaged or randomly contacting fibers, filaments, particles, or flakes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/25—Web or sheet containing structurally defined element or component and including a second component containing structurally defined particles
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/25—Web or sheet containing structurally defined element or component and including a second component containing structurally defined particles
    • Y10T428/256—Heavy metal or aluminum or compound thereof
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/25—Web or sheet containing structurally defined element or component and including a second component containing structurally defined particles
    • Y10T428/258—Alkali metal or alkaline earth metal or compound thereof
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/25—Web or sheet containing structurally defined element or component and including a second component containing structurally defined particles
    • Y10T428/259—Silicic material
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/26—Web or sheet containing structurally defined element or component, the element or component having a specified physical dimension
    • Y10T428/268—Monolayer with structurally defined element
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31855—Of addition polymer from unsaturated monomers
    • Y10T428/31938—Polymer of monoethylenically unsaturated hydrocarbon

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Wrappers (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Making Paper Articles (AREA)
  • Containers Having Bodies Formed In One Piece (AREA)
  • Molding Of Porous Articles (AREA)
  • Paper (AREA)

Claims (10)

1. Skivinaterial, som framställts genom att blanda 5-70 viktdelar oorganiskt finfördelat material med 95-30 viktdelar polyolefinharts, som är en polypropen-eten-sekvenssampolymer eller polypropen-eten-slumpsampolymer eller en blandning av dessa och som är väsentligen fri frän elastomer, varvid blandandet utförts huvudsakligen mekaniskt för alstrande av värme och för dispergering av det oorganiska materialet jämnt i hartset sä, att en homogen, smält massa erhälls, varefter massan omvandlats till en skiva med en tjocklek av 0,1-1,2 mm genom strängsprutning och/eller kalandrering, kännetecknat därav, att massans smältindex är 0,55-2,2 ml/10 min. vid 230°C dä belastningen är 2,16 kg.
2. Skivmaterial enligt patentkravet 1, kännetecknat därav, att hartset är en sekvenssampolymer av propen med 10-35 vikt-% eten, beräknat pa sampolymeren.
3. Skivmaterial enligt patentkravet 1 eller 2, kännetecknat därav, att det fasta finfördelade, oorganiska materialet har en härdhet under 5,5 pä Mohs skala.
4. Skivmaterial enligt patentkravet 3, kännetecknat därav, att det fasta finfördelade, oorganiska materialet passerar sikten 140 (ASTM Ell-61).
5. Skivmaterial enligt nägot av föregäende patentkrav, kännetecknat därav, att det innehäller tväl för reducerande av friktionskoefficienten hos partiklarna av det oorganiska materialet i förhällande tili varandra.
6. Skivmaterial enligt nägot av föregäende patentkrav, kännetecknat därav, att det oorganiska finfördelade materialet är talk, kalciumkarbonat, dolorait, kaolin eller gips eller en blandning av dessa.
7. Skivmaterial enligt nägot av föregäende patentkrav, kännetecknat därav, att det innehäller 1-8 vikt-% pigment med en härdhet under 6,8 pä Mohs skala.
8. Skivmaterial enligt patentkravet 7, kännetecknat därav, att pigmentet är titandioxid.
9. Skivmaterial enligt nägot av föregäende patentkrav, kännetecknat därav, att det innehäller en antioxidant, säsom hindrad fenoltioester.
FI761298A 1975-05-08 1976-05-07 Plastskivmaterial FI66886C (fi)

Applications Claiming Priority (10)

Application Number Priority Date Filing Date Title
GB1946975 1975-05-08
GB19469/75A GB1554143A (en) 1975-06-26 1975-05-08 Plastics sheet material and articles produced therefrom
GB2453375 1975-06-07
GB2453475 1975-06-07
GB2453375 1975-06-07
GB24534/75A GB1554144A (en) 1975-06-07 1975-06-07 Plastic skillet containers
GB36946/75A GB1554145A (en) 1975-09-09 1975-09-09 Packaging containers
GB3694675 1975-09-09
GB49150/75A GB1554146A (en) 1975-11-29 1975-11-29 Packaging containers
GB4915075 1975-11-29

Publications (3)

Publication Number Publication Date
FI761298A FI761298A (sv) 1976-11-09
FI66886B FI66886B (fi) 1984-08-31
FI66886C true FI66886C (fi) 1984-12-10

Family

ID=27516207

Family Applications (1)

Application Number Title Priority Date Filing Date
FI761298A FI66886C (fi) 1975-05-08 1976-05-07 Plastskivmaterial

Country Status (13)

Country Link
US (1) US4447479A (sv)
JP (1) JPS52136281A (sv)
BE (1) BE841587A (sv)
CA (1) CA1063745A (sv)
CH (1) CH628661A5 (sv)
DE (1) DE2620489A1 (sv)
DK (1) DK203876A (sv)
FI (1) FI66886C (sv)
IT (1) IT1061041B (sv)
NL (1) NL7604935A (sv)
NO (1) NO761538L (sv)
PT (1) PT65079B (sv)
SE (2) SE429627B (sv)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5914935A (ja) * 1982-07-17 1984-01-25 大日本印刷株式会社 複合紙容器の製造法
JPS5925829A (ja) * 1982-08-05 1984-02-09 Chisso Corp ポリオレフイン系樹脂組成物
US4578296A (en) * 1983-06-28 1986-03-25 Idemitsu Petrochemical Co., Ltd. Thermoformed polyolefin cup
US4611382A (en) * 1984-04-23 1986-09-16 Joule' Inc. Method for manufacturing a fistula
JP2561459B2 (ja) * 1986-10-11 1996-12-11 住友化学工業株式会社 印刷に供するシ−ト用ポリプロピレン組成物
JPS6399917A (ja) * 1986-10-16 1988-05-02 Nobuhiko Nagayasu 人工黒檀製造法
ATE119830T1 (de) * 1988-08-01 1995-04-15 Tetra Laval Holdings & Finance Flexibles verpackungsmaterial in folien- oder bahnform.
US5049441A (en) * 1989-02-21 1991-09-17 Paxon Polymer Company, Lp High density polyethylene compositions
US4911985A (en) * 1989-02-21 1990-03-27 Allied-Signal Inc. High density polyethylene compositions containing polyisobutylene rubber and filler
US5153039A (en) * 1990-03-20 1992-10-06 Paxon Polymer Company, L.P. High density polyethylene article with oxygen barrier properties
JP3107807B2 (ja) * 1990-06-01 2000-11-13 日本石油化学株式会社 シート積み上げ装置
US5366578A (en) * 1991-03-26 1994-11-22 Robert Systems, Inc. Fitment forming process
US5204179A (en) * 1991-03-29 1993-04-20 Mobil Oil Corporation Multilayered polyolefin structure
US5549859A (en) * 1992-08-11 1996-08-27 E. Khashoggi Industries Methods for the extrusion of novel, highly plastic and moldable hydraulically settable compositions
US5580409A (en) 1992-08-11 1996-12-03 E. Khashoggi Industries Methods for manufacturing articles of manufacture from hydraulically settable sheets
US5720913A (en) 1992-08-11 1998-02-24 E. Khashoggi Industries Methods for manufacturing sheets from hydraulically settable compositions
US5487465A (en) * 1994-04-20 1996-01-30 Illinois Tool Works Inc. Container carrier
US6120863A (en) * 1996-10-18 2000-09-19 Fort James Corporation Disposable food contact compatible microwaveable containers having at least one micronodular surface and process for their manufacture
US5788301A (en) * 1996-11-13 1998-08-04 Illinois Tool Works Inc. One-piece folded top lift carrier
US6977109B1 (en) * 1998-07-24 2005-12-20 3M Innovative Properties Company Microperforated polymeric film for sound absorption and sound absorber using same
US6881937B2 (en) * 2002-03-22 2005-04-19 Fort James Corporation Thermoformed food containers with enhanced rigidity
US7208209B1 (en) 2002-04-08 2007-04-24 Meadwestvaco Corporation Tear resistant container
US20050107231A1 (en) * 2003-02-10 2005-05-19 Productivity California, Inc. Method for printing images and text on a plant container
US20050102897A1 (en) * 2003-02-10 2005-05-19 Productivity California, Inc. Plant container and method for making a plant container
US20040226953A1 (en) * 2003-05-16 2004-11-18 Hein David A. Vehicle storage box
US7175904B2 (en) * 2003-08-28 2007-02-13 Congoleum Corporation Non-vinyl flooring and method for making same
US7755484B2 (en) * 2004-02-12 2010-07-13 Avery Dennison Corporation RFID tag and method of manufacturing the same
US20060073327A1 (en) * 2004-10-06 2006-04-06 Benjamin Tuttle Opaque decorative film and construction laminates employing same
US20060073318A1 (en) * 2004-10-06 2006-04-06 Applied Extrusion Technologies, Inc. Opaque decorative film and construction laminates employing same
CA2508859A1 (en) * 2005-05-30 2006-11-30 Thomas L. Inglis An improved film and sheet for folding packaging containers
BRPI0701443B1 (pt) * 2007-04-16 2017-04-04 Empresa Brasileira De Filmes Flexíveis Ltda - Ebff composições para papéis sintéticos e filmes ecológicos para escrita e impressão, papéis sintéticos e filmes obtidos a partir dessas composições e uso dos mesmos
US8219227B2 (en) * 2008-08-19 2012-07-10 Eastman Kodak Company Merging variable data for packaging imposition
CA2832644A1 (en) * 2011-04-21 2012-10-26 Pactiv LLC Disposable lid having polymer composite of polyolefin and mineral filler
US10245803B2 (en) * 2013-03-13 2019-04-02 Xerox Corporation Apparatus, system and method for cutting and creasing media
US11584838B2 (en) 2017-10-10 2023-02-21 Dart Container Corporation Polyolefin-based composition for a lid and methods of making and using

Family Cites Families (11)

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Publication number Priority date Publication date Assignee Title
US3250730A (en) * 1962-10-15 1966-05-10 Hercules Powder Co Ltd Preparation of molded plastic articles
BE657210A (sv) * 1963-12-24 1965-04-16
JPS5113769B1 (sv) * 1967-03-02 1976-05-04
DE2112030C3 (de) * 1970-03-13 1984-03-15 Toyo Boseki K.K., Osaka Verfahren zur Herstellung einer papierähnlichen polymeren Folie
US3993718A (en) * 1970-07-03 1976-11-23 U.C.B., Societe Anonyme Method of manufacturing an artificial paper
BE752917A (fr) * 1970-07-03 1971-01-04 Ucb Union Chimique Procede de fabrication d'un papier artificiel.
US3874880A (en) * 1970-11-16 1975-04-01 Eastman Kodak Co Photographic elements with a support comprising polymeric propylene compositions
US3738904A (en) * 1971-06-28 1973-06-12 Du Pont Filled biaxially oriented polymeric film
DE2214136C3 (de) * 1972-03-23 1975-04-24 Rowenta-Werke Gmbh, 6050 Offenbach Elektrisch zündbares Tischfeuerzeug
JPS4955742A (sv) * 1972-10-02 1974-05-30
JPS5321017B2 (sv) * 1973-01-11 1978-06-30

Also Published As

Publication number Publication date
DE2620489A1 (de) 1977-04-07
US4447479A (en) 1984-05-08
CH628661A5 (it) 1982-03-15
NO761538L (sv) 1976-11-09
DK203876A (da) 1976-11-09
SE429830B (sv) 1983-10-03
CA1063745A (en) 1979-10-02
JPS52136281A (en) 1977-11-14
BE841587A (fr) 1976-09-01
NL7604935A (nl) 1976-11-10
SE8004761L (sv) 1980-06-27
IT1061041B (it) 1982-10-20
FI761298A (sv) 1976-11-09
PT65079A (en) 1976-06-01
PT65079B (en) 1977-09-13
SE429627B (sv) 1983-09-19
SE8004760L (sv) 1980-06-27
FI66886B (fi) 1984-08-31

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Legal Events

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MM Patent lapsed

Owner name: PLASTONA (JOHN WADDINGTON) LIMITED