BR7706266A - Processo e aparelhagem para a extrusao de material termoplastico - Google Patents

Processo e aparelhagem para a extrusao de material termoplastico

Info

Publication number
BR7706266A
BR7706266A BR7706266A BR7706266A BR7706266A BR 7706266 A BR7706266 A BR 7706266A BR 7706266 A BR7706266 A BR 7706266A BR 7706266 A BR7706266 A BR 7706266A BR 7706266 A BR7706266 A BR 7706266A
Authority
BR
Brazil
Prior art keywords
extrusion
thermoplastic material
thermoplastic
Prior art date
Application number
BR7706266A
Other languages
English (en)
Portuguese (pt)
Inventor
D Cuff
Original Assignee
Lessona 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
Priority claimed from US05/727,155 external-priority patent/US4112039A/en
Application filed by Lessona Corp filed Critical Lessona Corp
Publication of BR7706266A publication Critical patent/BR7706266A/pt

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
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
    • B29C48/87—Cooling
    • 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
    • B29C48/05—Filamentary, e.g. strands
    • 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
    • B29C48/06—Rod-shaped
    • 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
    • B29C48/345—Extrusion nozzles comprising two or more adjacently arranged ports, for simultaneously extruding multiple strands, e.g. for pelletising
    • 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
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
    • 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
    • B29C48/04—Particle-shaped

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
BR7706266A 1976-09-27 1977-09-20 Processo e aparelhagem para a extrusao de material termoplastico BR7706266A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/727,155 US4112039A (en) 1975-02-12 1976-09-27 Pelletizing process

Publications (1)

Publication Number Publication Date
BR7706266A true BR7706266A (pt) 1978-05-30

Family

ID=24921545

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7706266A BR7706266A (pt) 1976-09-27 1977-09-20 Processo e aparelhagem para a extrusao de material termoplastico

Country Status (11)

Country Link
JP (1) JPS5342253A (enExample)
BE (1) BE858442A (enExample)
BR (1) BR7706266A (enExample)
CA (1) CA1104780A (enExample)
CH (1) CH618381A5 (enExample)
DE (1) DE2741256A1 (enExample)
FR (1) FR2365431A1 (enExample)
GB (1) GB1590281A (enExample)
IT (1) IT1090860B (enExample)
NL (1) NL7710467A (enExample)
SE (1) SE7710208L (enExample)

Also Published As

Publication number Publication date
DE2741256A1 (de) 1978-03-30
NL7710467A (nl) 1978-03-29
IT1090860B (it) 1985-06-26
SE7710208L (sv) 1978-03-28
BE858442A (fr) 1978-01-02
CA1104780A (en) 1981-07-14
FR2365431A1 (fr) 1978-04-21
FR2365431B3 (enExample) 1980-06-06
GB1590281A (en) 1981-05-28
CH618381A5 (en) 1980-07-31
JPS5342253A (en) 1978-04-17

Similar Documents

Publication Publication Date Title
BR7705453A (pt) Processo para a preparacao de materias plasticas apresentando grupos isocianurato e grupos uretano
BR7800712A (pt) Processo e dispositivo para fabricacao de pecas moldadas de material sintetico termoplastico
BR7706267A (pt) Processo e aparelho para controlar a espessura de extensoes cortadas de elastomero extrudado
GB1550517A (en) Process and apparatus for extruding paterned webs from synthetic thermoplastic plastics materials
BR7708625A (pt) Aparelho e processo para fabricar filme de materiais formadores de filme resinosos termoplasticos
BR7606727A (pt) Processo e aparelho para a recuperacao de material elastomero vulcanizado
BR7603864A (pt) Processo e dispositivo para o resfriamento de material a granel aquecido
IT7848023A0 (it) Materie plastiche poliuretaniche segmentate e procedimento per produrle
BR8203495A (pt) Aparelho e processo para a extrusao de um material polimero
BR8108831A (pt) Processo e aparelho para a fabricacao de recipientes de plastico
BR7608007A (pt) Processo e instalacao para fabricacao de pilhas de sacos plasticos
BR7706200A (pt) Processo para a preparacao de materias plasticas
BR7706964A (pt) Processo e dispositivo para a limpeza de material de fibr
BR7706736A (pt) Processo e aparelho para conformacao de folhas finas de materias plasticas
BR7700050A (pt) Processo e dispositivo para a preparacao de material abrasivo
BR7707319A (pt) Processo para manufaturar material termoplastico e o material obtido
BR7706929A (pt) Processo e aparelho para producao de fluor
BR7707207A (pt) Processo e aparelho para avaliar um material extrudavel
BR7808563A (pt) Processo e aparelho para a producao de fibras continuas de um material termoplastico
BR7708108A (pt) Processo de tratamento de materia multifase e dispositivo para a aplicacao do processo
BR7501276A (pt) Processo para a producao de corpos ocos orientados de material termoplastico e dispositivo para a sua realizacao
BR7701852A (pt) Composicao de moldagem termoplastica e processo para sua preparacao
BR7808357A (pt) Processo de fabricacao de envoltorio de material termo-contractil termoplastico e disposicao para a realizacao do processo
IL53086A (en) Method and apparatus for the manufacture of fibres from thermoplastic materials
BR7703201A (pt) Processo e dispositivo para o tratamento de material