GB1370355A - Plastic materials - Google Patents

Plastic materials

Info

Publication number
GB1370355A
GB1370355A GB4194871A GB4194871A GB1370355A GB 1370355 A GB1370355 A GB 1370355A GB 4194871 A GB4194871 A GB 4194871A GB 4194871 A GB4194871 A GB 4194871A GB 1370355 A GB1370355 A GB 1370355A
Authority
GB
United Kingdom
Prior art keywords
thermoplastics
density polyethylene
delivered
plates
layers
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
GB4194871A
Other languages
English (en)
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.)
Leesona Corp
Original Assignee
Leesona Corp
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 Leesona Corp filed Critical Leesona Corp
Publication of GB1370355A publication Critical patent/GB1370355A/en
Expired legal-status Critical Current

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
    • 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
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/305—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets
    • B29C48/307—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets specially adapted for bringing together components, e.g. melts within the die
    • 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
    • B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
    • B29C48/21—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
GB4194871A 1970-09-09 1971-09-08 Plastic materials Expired GB1370355A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US7073270A 1970-09-09 1970-09-09

Publications (1)

Publication Number Publication Date
GB1370355A true GB1370355A (en) 1974-10-16

Family

ID=22097048

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4194871A Expired GB1370355A (en) 1970-09-09 1971-09-08 Plastic materials

Country Status (5)

Country Link
BE (1) BE772404A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2143597A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2106403B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB1370355A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL7112109A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0069526A1 (en) * 1981-07-04 1983-01-12 Idemitsu Petrochemical Co. Ltd. Packaging bags
EP0111602A1 (en) * 1982-12-16 1984-06-27 Idemitsu Petrochemical Co. Ltd. Packaging bags
GB2139553A (en) * 1983-04-15 1984-11-14 Cosden Technology Valve plate and feedblock design for co-extrusion apparatus and co-extrusion process using same
GB2154932A (en) * 1984-02-15 1985-09-18 Reifenhaeuser Masch Apparatus for regulating the flow of a plastics layer in laminated plastics ribbon extrusion
EP0196727A1 (en) * 1985-04-03 1986-10-08 Stamicarbon B.V. Multilayer bag provided with a peelable seal
US7003928B2 (en) 2002-10-04 2006-02-28 Jcs/Thg, Llc Appliance for vacuum sealing food containers
US7076929B2 (en) 2002-10-04 2006-07-18 Jcs/Thg, Llc Appliance for vacuum sealing food containers
US7131250B2 (en) 2002-10-04 2006-11-07 Jcs/Thg, Llp Appliance for vacuum sealing food containers

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2252219B2 (de) * 1972-10-25 1978-02-16 Bellaplast Gmbh, 6200 Wiesbaden Verfahren und vorrichtung zum herstellen von duennwandigen formlingen aus thermoplastischem kunststoff
DE3405257C2 (de) * 1984-02-15 1986-05-22 Reifenhäuser GmbH & Co Maschinenfabrik, 5210 Troisdorf Vorrichtung zum kontinuierlichen Strangpressen einer mehrschichtigen Kunststoffbahn

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1495368A (fr) * 1966-09-30 1967-09-15 Crown Zellerbach Corp Pellicules thermoplastiques à couches multiples

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0069526A1 (en) * 1981-07-04 1983-01-12 Idemitsu Petrochemical Co. Ltd. Packaging bags
EP0111602A1 (en) * 1982-12-16 1984-06-27 Idemitsu Petrochemical Co. Ltd. Packaging bags
GB2139553A (en) * 1983-04-15 1984-11-14 Cosden Technology Valve plate and feedblock design for co-extrusion apparatus and co-extrusion process using same
GB2154932A (en) * 1984-02-15 1985-09-18 Reifenhaeuser Masch Apparatus for regulating the flow of a plastics layer in laminated plastics ribbon extrusion
EP0196727A1 (en) * 1985-04-03 1986-10-08 Stamicarbon B.V. Multilayer bag provided with a peelable seal
US7003928B2 (en) 2002-10-04 2006-02-28 Jcs/Thg, Llc Appliance for vacuum sealing food containers
US7076929B2 (en) 2002-10-04 2006-07-18 Jcs/Thg, Llc Appliance for vacuum sealing food containers
US7131250B2 (en) 2002-10-04 2006-11-07 Jcs/Thg, Llp Appliance for vacuum sealing food containers
US7231753B2 (en) 2002-10-04 2007-06-19 Sunbeam Products, Inc. Appliance for vacuum sealing food containers
US7401452B2 (en) 2002-10-04 2008-07-22 Sunbeam Products, Inc. Appliance for vacuum sealing food containers
US7454884B2 (en) 2002-10-04 2008-11-25 Sunbeam Products, Inc. Appliance for vacuum sealing food containers

Also Published As

Publication number Publication date
FR2106403B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1975-07-11
DE2143597A1 (de) 1972-03-16
NL7112109A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1972-03-13
FR2106403A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1972-05-05
BE772404A (fr) 1972-03-09

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees