CA948820A - Foamed sheet material and process of preparation - Google Patents

Foamed sheet material and process of preparation

Info

Publication number
CA948820A
CA948820A CA067,312A CA67312A CA948820A CA 948820 A CA948820 A CA 948820A CA 67312 A CA67312 A CA 67312A CA 948820 A CA948820 A CA 948820A
Authority
CA
Canada
Prior art keywords
preparation
sheet material
foamed sheet
foamed
sheet
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
CA067,312A
Inventor
Warren E. Baker
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.)
Industries Leco Inc
Original Assignee
Leco Industries Ltd
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 Leco Industries Ltd filed Critical Leco Industries Ltd
Priority to CA067,312A priority Critical patent/CA948820A/en
Application granted granted Critical
Publication of CA948820A publication Critical patent/CA948820A/en
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/20Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of indefinite length
    • B29C44/22Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of indefinite length consisting of at least two parts of chemically or physically different materials, e.g. having different densities
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03Extrusion 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
    • B29C48/07Flat, e.g. panels
    • B29C48/08Flat, e.g. panels flexible, e.g. films
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03Extrusion 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
    • B29C48/09Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03Extrusion 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
    • B29C48/09Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B29C48/10Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/16Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/18Articles comprising two or more components, e.g. co-extruded layers the components being layers
    • B29C48/21Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/30Extrusion nozzles or dies
    • B29C48/305Extrusion nozzles or dies having a wide opening, e.g. for forming sheets
    • B29C48/307Extrusion nozzles or dies having a wide opening, e.g. for forming sheets specially adapted for bringing together components, e.g. melts within the die
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/30Extrusion nozzles or dies
    • B29C48/32Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/335Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03Extrusion 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
    • B29C48/07Flat, e.g. panels

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
CA067,312A 1969-11-12 1969-11-12 Foamed sheet material and process of preparation Expired CA948820A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA067,312A CA948820A (en) 1969-11-12 1969-11-12 Foamed sheet material and process of preparation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA067,312A CA948820A (en) 1969-11-12 1969-11-12 Foamed sheet material and process of preparation

Publications (1)

Publication Number Publication Date
CA948820A true CA948820A (en) 1974-06-11

Family

ID=4085914

Family Applications (1)

Application Number Title Priority Date Filing Date
CA067,312A Expired CA948820A (en) 1969-11-12 1969-11-12 Foamed sheet material and process of preparation

Country Status (1)

Country Link
CA (1) CA948820A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0287826A2 (en) * 1987-04-10 1988-10-26 Mitsubishi Petrochemical Co., Ltd. Process for producing foamed thermoplastic resin articles
WO1995032851A1 (en) * 1994-05-31 1995-12-07 Avery Dennison Corporation Flexographic plate mounting tape
EP0999027A2 (en) * 1998-10-26 2000-05-10 Möller Plast GmbH Coextrusion process for making a component
US7655296B2 (en) 2003-04-10 2010-02-02 3M Innovative Properties Company Ink-receptive foam article
US7820282B2 (en) 2003-04-10 2010-10-26 3M Innovative Properties Company Foam security substrate

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0287826A2 (en) * 1987-04-10 1988-10-26 Mitsubishi Petrochemical Co., Ltd. Process for producing foamed thermoplastic resin articles
EP0287826A3 (en) * 1987-04-10 1988-11-02 Mitsubishi Petrochemical Co., Ltd. Process for producing foamed thermoplastic resin articles
US4889669A (en) * 1987-04-10 1989-12-26 Mitsubishi Petrochemical Co., Ltd. Process for producing foamed thermoplastic resin articles
WO1995032851A1 (en) * 1994-05-31 1995-12-07 Avery Dennison Corporation Flexographic plate mounting tape
GB2307207A (en) * 1994-05-31 1997-05-21 Avery Dennison Corp Flexographic plate mounting tape
GB2307207B (en) * 1994-05-31 1998-04-08 Avery Dennison Corp Flexographic plate mounting tape
US6576075B1 (en) 1994-05-31 2003-06-10 Avery Dennison Corporation Method of making and using a flexographic plate mounting tape
EP0999027A2 (en) * 1998-10-26 2000-05-10 Möller Plast GmbH Coextrusion process for making a component
EP0999027A3 (en) * 1998-10-26 2000-06-28 Möller Plast GmbH Coextrusion process for making a component
US7655296B2 (en) 2003-04-10 2010-02-02 3M Innovative Properties Company Ink-receptive foam article
US7820282B2 (en) 2003-04-10 2010-10-26 3M Innovative Properties Company Foam security substrate

Similar Documents

Publication Publication Date Title
CA942774A (en) Foamed clay process and product thereof
AU467524B2 (en) Composition of matter and process
AU5957873A (en) Foamed materials and their preparation
CA948820A (en) Foamed sheet material and process of preparation
CA948525A (en) Mesh material sheet and method of making same
AU3038171A (en) Manufacture of sheet material
CA931304A (en) Treatment of sheet materials
AU2188470A (en) Manufacture of master batch material and apparatus therefor
CA818165A (en) Patterned sheet material and methods of making same
ZA705530B (en) Process and appliance for the deformation of sheets of foamed material
AU460544B2 (en) Method forthe manufacture of sheet materials and implementation therefore
AU1644470A (en) Fabrication of sheet material
AU441640B2 (en) Foams and process of making
CA872887A (en) Sheet material and methods of making the same
CA814486A (en) Benzenesulfonyl-alkoxy-ureas and process of preparing them
CA828700A (en) Leather-like microporous sheet material and method of making same
AU454227B2 (en) Process of making sheet molding compound and materials thereof
CA804580A (en) Embossable sheet material and the method of making the same
CA842323A (en) Polyethylene and process of preparation
CA887709A (en) Method for the preparation of foamed sheet and product obtained thereby
AU1419870A (en) Foams and process of making
CA684722A (en) Sheet material and process of making same
CA788408A (en) Coated sheet material and method of preparation
CA806688A (en) Diazotype process and material
CA868964A (en) Foams and process of making