BR6908455D0 - APPLIANCE FOR MAKING CELLULAR THERMOPLASTIC PRODUCTS - Google Patents

APPLIANCE FOR MAKING CELLULAR THERMOPLASTIC PRODUCTS

Info

Publication number
BR6908455D0
BR6908455D0 BR208455/69A BR20845569A BR6908455D0 BR 6908455 D0 BR6908455 D0 BR 6908455D0 BR 208455/69 A BR208455/69 A BR 208455/69A BR 20845569 A BR20845569 A BR 20845569A BR 6908455 D0 BR6908455 D0 BR 6908455D0
Authority
BR
Brazil
Prior art keywords
appliance
cellular thermoplastic
thermoplastic products
making cellular
making
Prior art date
Application number
BR208455/69A
Other languages
Portuguese (pt)
Inventor
R Bunaiuto
Original Assignee
R Bunaiuto
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 R Bunaiuto filed Critical R Bunaiuto
Publication of BR6908455D0 publication Critical patent/BR6908455D0/en

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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
    • B29C44/08—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles using several expanding or moulding steps
    • 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
    • B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
    • B29C44/04—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles consisting of at least two parts of chemically or physically different materials, e.g. having different densities
    • B29C44/0446—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles consisting of at least two parts of chemically or physically different materials, e.g. having different densities by increasing the density locally by compressing part of the foam while still in the mould
    • 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
    • B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
    • B29C44/10—Applying counter-pressure during expanding
    • 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
    • B29C44/36—Feeding the material to be shaped
    • B29C44/38—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length
    • B29C44/44—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length in solid form
    • B29C44/445—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length in solid form in the form of expandable granules, particles or beads
    • 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
    • B29C44/5627—After-treatment of articles, e.g. for altering the shape by mechanical deformation, e.g. crushing, embossing, stretching
    • B29C44/5636—After-treatment of articles, e.g. for altering the shape by mechanical deformation, e.g. crushing, embossing, stretching with the addition of heat
    • 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
    • B29C31/00—Handling, e.g. feeding of the material to be shaped, storage of plastics material before moulding; Automation, i.e. automated handling lines in plastics processing plants, e.g. using manipulators or robots
    • B29C31/002—Handling tubes, e.g. transferring between shaping stations, loading on mandrels
    • 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
    • B29C44/3415—Heating or cooling
    • B29C44/3426—Heating by introducing steam in the mould

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Buffer Packaging (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
BR208455/69A 1968-04-30 1969-04-30 APPLIANCE FOR MAKING CELLULAR THERMOPLASTIC PRODUCTS BR6908455D0 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US72543068A 1968-04-30 1968-04-30

Publications (1)

Publication Number Publication Date
BR6908455D0 true BR6908455D0 (en) 1973-01-25

Family

ID=24914517

Family Applications (1)

Application Number Title Priority Date Filing Date
BR208455/69A BR6908455D0 (en) 1968-04-30 1969-04-30 APPLIANCE FOR MAKING CELLULAR THERMOPLASTIC PRODUCTS

Country Status (5)

Country Link
BR (1) BR6908455D0 (en)
DE (1) DE1922261A1 (en)
FR (1) FR2007281A1 (en)
GB (1) GB1264988A (en)
NL (1) NL6906667A (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2186348A1 (en) * 1972-05-30 1974-01-11 Celpex Lay flat packages - made of a cellular resin with fold lines of locally crushed material in a single unit
DK223276A (en) * 1975-05-21 1976-11-22 Selene Trust METHOD AND APPARATUS FOR MANUFACTURE OF EXPANDED PLASTIC ITEMS
DE2613768C3 (en) * 1976-03-31 1984-09-06 Fa. Ph. Kurtz, 6981 Hasloch Device for the two-stage production of foamed thermoplastic products
DE2847557C2 (en) * 1978-11-02 1987-08-20 Fa. E.A. Heitz, 6718 Grünstadt Device for the production of molded parts from foam plastic
DE3718300A1 (en) * 1987-05-30 1988-12-15 Lin Tec Gmbh Verpackung METHOD FOR PRODUCING PACKAGING FROM FOAM PLASTIC AND MATERIAL RAIL FOR THE FORMATION OF SUCH PACKAGING
AT398940B (en) * 1991-06-12 1995-02-27 Hirsch Maschinenbau Ges Mbh & Method and apparatus for producing mouldings from foamed plastic
AT398941B (en) * 1991-06-27 1995-02-27 Hirsch Maschinenbau Ges Mbh & Method of producing mouldings from foamed, thermoplastic material

Also Published As

Publication number Publication date
GB1264988A (en) 1972-02-23
NL6906667A (en) 1969-11-03
FR2007281A1 (en) 1970-01-02
DE1922261A1 (en) 1969-11-27

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