AT342958B - DEVICE FOR REGRANULATING LOW DENSITY THERMOPLASTIC WASTE - Google Patents

DEVICE FOR REGRANULATING LOW DENSITY THERMOPLASTIC WASTE

Info

Publication number
AT342958B
AT342958B AT509376A AT509376A AT342958B AT 342958 B AT342958 B AT 342958B AT 509376 A AT509376 A AT 509376A AT 509376 A AT509376 A AT 509376A AT 342958 B AT342958 B AT 342958B
Authority
AT
Austria
Prior art keywords
regranulating
low density
thermoplastic waste
density thermoplastic
waste
Prior art date
Application number
AT509376A
Other languages
German (de)
Other versions
ATA509376A (en
Inventor
Helmut Dipl Ing Dr Hubeny
Sigvard Ing Schrott
Hans Ing Zima
Original Assignee
Matth Salzer S Sohne Aktienges
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 Matth Salzer S Sohne Aktienges filed Critical Matth Salzer S Sohne Aktienges
Priority to AT509376A priority Critical patent/AT342958B/en
Publication of ATA509376A publication Critical patent/ATA509376A/en
Application granted granted Critical
Publication of AT342958B publication Critical patent/AT342958B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
    • B29B17/04—Disintegrating plastics, e.g. by milling
    • B29B17/0412—Disintegrating plastics, e.g. by milling to large particles, e.g. beads, granules, flakes, slices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B17/00—Recovery of plastics or other constituents of waste material containing plastics
    • B29B17/0005—Direct recuperation and re-use of scrap material during moulding operation, i.e. feed-back of used material
    • 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
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/62—Plastics recycling; Rubber recycling

Landscapes

  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)

Description

  

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AT509376A 1976-07-12 1976-07-12 DEVICE FOR REGRANULATING LOW DENSITY THERMOPLASTIC WASTE AT342958B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AT509376A AT342958B (en) 1976-07-12 1976-07-12 DEVICE FOR REGRANULATING LOW DENSITY THERMOPLASTIC WASTE

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT509376A AT342958B (en) 1976-07-12 1976-07-12 DEVICE FOR REGRANULATING LOW DENSITY THERMOPLASTIC WASTE

Publications (2)

Publication Number Publication Date
ATA509376A ATA509376A (en) 1977-08-15
AT342958B true AT342958B (en) 1978-05-10

Family

ID=3571841

Family Applications (1)

Application Number Title Priority Date Filing Date
AT509376A AT342958B (en) 1976-07-12 1976-07-12 DEVICE FOR REGRANULATING LOW DENSITY THERMOPLASTIC WASTE

Country Status (1)

Country Link
AT (1) AT342958B (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0279084A1 (en) * 1986-12-23 1988-08-24 Classen-Papertronics KG Method and apparatus for the destruction of microfilms
EP0493018A1 (en) * 1990-12-21 1992-07-01 Free-Flow Packaging Corporation System and method for densifying expanded plastic foam materials
US5286321A (en) * 1990-12-21 1994-02-15 Free-Flow Packaging Corporation System and method for densifying expanded plastic foam materials
DE10163091A1 (en) * 2001-12-20 2003-07-10 Alfred Linden Recycling unit for plastic foam, especially polystyrene, comprises heated plates or rollers, a melt region, a warm air tunnel and an extruder
DE10202368A1 (en) * 2001-12-20 2003-10-02 Alfred Linden Recycling thermoplastic foam materials uses hot air at the components in contact with the foam, to reduce the foam volume to be brought to an even liquid consistency

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0279084A1 (en) * 1986-12-23 1988-08-24 Classen-Papertronics KG Method and apparatus for the destruction of microfilms
EP0493018A1 (en) * 1990-12-21 1992-07-01 Free-Flow Packaging Corporation System and method for densifying expanded plastic foam materials
US5286321A (en) * 1990-12-21 1994-02-15 Free-Flow Packaging Corporation System and method for densifying expanded plastic foam materials
DE10163091A1 (en) * 2001-12-20 2003-07-10 Alfred Linden Recycling unit for plastic foam, especially polystyrene, comprises heated plates or rollers, a melt region, a warm air tunnel and an extruder
DE10202368A1 (en) * 2001-12-20 2003-10-02 Alfred Linden Recycling thermoplastic foam materials uses hot air at the components in contact with the foam, to reduce the foam volume to be brought to an even liquid consistency

Also Published As

Publication number Publication date
ATA509376A (en) 1977-08-15

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee