FR2233161A1 - Compacting thermoplastic foam to solid matl. - by contacting surface layer under pressure against fusion surface - Google Patents

Compacting thermoplastic foam to solid matl. - by contacting surface layer under pressure against fusion surface

Info

Publication number
FR2233161A1
FR2233161A1 FR7420817A FR7420817A FR2233161A1 FR 2233161 A1 FR2233161 A1 FR 2233161A1 FR 7420817 A FR7420817 A FR 7420817A FR 7420817 A FR7420817 A FR 7420817A FR 2233161 A1 FR2233161 A1 FR 2233161A1
Authority
FR
France
Prior art keywords
matl
mass
solid
under pressure
layer under
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.)
Withdrawn
Application number
FR7420817A
Other languages
English (en)
French (fr)
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.)
STEGMEIER WILLIAM US
Original Assignee
STEGMEIER WILLIAM US
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 US37125373 external-priority patent/US3922131A/en
Application filed by STEGMEIER WILLIAM US filed Critical STEGMEIER WILLIAM US
Publication of FR2233161A1 publication Critical patent/FR2233161A1/fr
Withdrawn legal-status Critical Current

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
    • 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)
  • Molding Of Porous Articles (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Finger-Pressure Massage (AREA)
  • Laminated Bodies (AREA)
FR7420817A 1973-06-18 1974-06-14 Compacting thermoplastic foam to solid matl. - by contacting surface layer under pressure against fusion surface Withdrawn FR2233161A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US37125373 US3922131A (en) 1973-06-18 1973-06-18 Apparatus for compacting a low density foam material into a high density foam material
US42454573A 1973-12-13 1973-12-13

Publications (1)

Publication Number Publication Date
FR2233161A1 true FR2233161A1 (en) 1975-01-10

Family

ID=27005304

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7420817A Withdrawn FR2233161A1 (en) 1973-06-18 1974-06-14 Compacting thermoplastic foam to solid matl. - by contacting surface layer under pressure against fusion surface

Country Status (12)

Country Link
JP (1) JPS5034060A (no)
AU (1) AU7020574A (no)
DE (1) DE2428863A1 (no)
DK (1) DK324974A (no)
ES (2) ES427339A1 (no)
FI (1) FI179474A (no)
FR (1) FR2233161A1 (no)
IL (1) IL45018A0 (no)
LU (1) LU70340A1 (no)
NL (1) NL7408098A (no)
NO (1) NO742126L (no)
SE (1) SE7407743L (no)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1982002512A1 (en) * 1981-01-27 1982-08-05 Nagy Laszlo Method and device for the transformation of p.v.c.wastes
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

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1221558B (it) * 1987-11-27 1990-07-12 Govoni Spa Sistema di recupero,selezione e riciclaggio dei contenitori a perdere in materiali plastici
FI114299B (fi) 2001-06-25 2004-09-30 Conenor Oy Menetelmä eri materiaalien käsittelemiseksi ja materiaalinkäsittelylaite
JP5529469B2 (ja) * 2009-09-04 2014-06-25 株式会社山本製作所 造粒装置
CN102198707A (zh) * 2010-03-24 2011-09-28 常州协昌橡塑有限公司 轮胎自动碎料机

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1982002512A1 (en) * 1981-01-27 1982-08-05 Nagy Laszlo Method and device for the transformation of p.v.c.wastes
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

Also Published As

Publication number Publication date
SE7407743L (no) 1974-12-19
LU70340A1 (no) 1974-10-17
DK324974A (no) 1975-02-17
JPS5034060A (no) 1975-04-02
IL45018A0 (en) 1974-09-10
FI179474A (no) 1974-12-19
DE2428863A1 (de) 1975-01-09
AU7020574A (en) 1975-12-18
ES427339A1 (es) 1976-07-16
NO742126L (no) 1975-01-13
NL7408098A (no) 1974-12-20
ES431105A1 (es) 1976-11-01

Similar Documents

Publication Publication Date Title
FR2233161A1 (en) Compacting thermoplastic foam to solid matl. - by contacting surface layer under pressure against fusion surface
FR2024565A1 (en) Densifying polyurethane foams under temperature and - time controlled conditions
ES418839A1 (es) Perfeccionamientos en los sistemas de fabricacion de lami- nas microporosas reforzadas.
FR2069824A5 (en) Laminated ski
IT1037070B (it) Procedimento ed apparecchiatura per costipare materiali plastici spugnosi e simili
ES453103A1 (es) Un procedimiento de moldeo de policarbodiimida alveolar.
FR2140536A1 (en) Porous sieve body - with edge reinforcement provided by filling edge region with another eg elastomer material
IT1037060B (it) Metodo ed apparacchio per la produzione di schiume ed in particolare la prosuzione di blocchi di schuima di plasticaavente una superfichie superiore piatta
FR2068839A5 (en) Bonding expanded plastics to a support layer
GB1357644A (en) Sealing strips
GB1386052A (en) Moulding articles from foamable plastics material
FR2182358A5 (en) Packaging block - of flexible material having profiled surface including lobe-like projections
JPS5569431A (en) Production of foaming synthetic resin sheet
JPS644314A (en) Manufacture of foam molded product
FR2121409A1 (en) Expanded plastic mouldings - formed by expansion before injection
GB1424327A (en) Moulded products
IE34091B1 (en) A process and apparatus for making a cellular product
FR2130032A1 (en) Conveyor belt - having abrasion resistant surface
JPS55130739A (en) Preparation of fibrous product backed up by synthetic resin sheet
FR2723335B1 (fr) Procede pour la fabrication de pieces en matiere plastique comportant une portion rigide et une portion en mousse souple, et pieces obtenues par ce procede
GB1189239A (en) Production of Porous Plastic Materials by means of Dielectric Heating
CA842743A (en) Method for producing heat and cold-insulating walls, using layers of foamed plastic material
CA904460A (en) Foamable thermoplastic polymer granules and method for making
FR2195915A5 (en) Extruding aggregates - through a restricting orifice to impart an indentation to extrudate surface
ES8100144A1 (es) Procedimiento para la obtencion de una union de adherencia entre partes de un material espumado

Legal Events

Date Code Title Description
ST Notification of lapse