IT959719B - Apparecchio per la formazione di trefoli di plastica - Google Patents

Apparecchio per la formazione di trefoli di plastica

Info

Publication number
IT959719B
IT959719B IT24259/72A IT2425972A IT959719B IT 959719 B IT959719 B IT 959719B IT 24259/72 A IT24259/72 A IT 24259/72A IT 2425972 A IT2425972 A IT 2425972A IT 959719 B IT959719 B IT 959719B
Authority
IT
Italy
Prior art keywords
formation
plastic strands
strands
plastic
Prior art date
Application number
IT24259/72A
Other languages
English (en)
Original Assignee
Monsanto Co
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 Monsanto Co filed Critical Monsanto Co
Application granted granted Critical
Publication of IT959719B publication Critical patent/IT959719B/it

Links

Classifications

    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
    • D01D5/00—Formation of filaments, threads, or the like
    • D01D5/08—Melt spinning methods
    • D01D5/088—Cooling filaments, threads or the like, leaving the spinnerettes
    • D01D5/0885—Cooling filaments, threads or the like, leaving the spinnerettes by means of a liquid
    • 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
    • B29C48/25—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
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/911—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
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/919—Thermal treatment of the stream of extruded material, e.g. cooling using a bath, e.g. extruding into an open bath to coagulate or cool the material

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Textile Engineering (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
IT24259/72A 1971-05-14 1972-05-12 Apparecchio per la formazione di trefoli di plastica IT959719B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US14357471A 1971-05-14 1971-05-14

Publications (1)

Publication Number Publication Date
IT959719B true IT959719B (it) 1973-11-10

Family

ID=22504650

Family Applications (1)

Application Number Title Priority Date Filing Date
IT24259/72A IT959719B (it) 1971-05-14 1972-05-12 Apparecchio per la formazione di trefoli di plastica

Country Status (7)

Country Link
US (1) US3733153A (it)
JP (1) JPS5439864B1 (it)
BE (1) BE783363A (it)
DE (1) DE2223309A1 (it)
FR (1) FR2137757B1 (it)
GB (1) GB1393707A (it)
IT (1) IT959719B (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2536698A1 (fr) * 1982-11-29 1984-06-01 Michelin & Cie Procede et dispositif permettant d'obtenir des bandes a partir d'un materiau, notamment d'un coagulum de latex; bandes ainsi obtenues
JPS59140860A (ja) * 1983-01-28 1984-08-13 Nippon Suisan Kaisha Ltd 魚翅類似食品を製造する方法及び装置
JPH06297452A (ja) * 1993-04-15 1994-10-25 Yoshida Kogyo Kk <Ykk> 合成樹脂細粒造粒機
US7799255B2 (en) * 2003-06-30 2010-09-21 Lubrizol Advanced Materials, Inc. Melt spun elastic tape and process

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2452884A (en) * 1945-07-07 1948-11-02 Werner Co Inc R D Method and device for molding
US2887725A (en) * 1952-05-22 1959-05-26 Exxon Research Engineering Co Manufacturing thermoplastic pellets
US2787021A (en) * 1953-12-24 1957-04-02 William R Schmitz Wet spinning apparatus
US2952038A (en) * 1957-01-17 1960-09-13 Phillips Petroleum Co Process for preventing the formation of voids and pock marks in the extrusion of olefin polymers
JPS456778Y1 (it) * 1965-07-31 1970-04-03
US3464197A (en) * 1966-11-28 1969-09-02 Eastman Kodak Co Covered yarn of plural elastomeric filaments secured in deformable planar relationship

Also Published As

Publication number Publication date
GB1393707A (en) 1975-05-14
FR2137757B1 (it) 1976-01-16
FR2137757A1 (it) 1972-12-29
BE783363A (fr) 1972-11-13
US3733153A (en) 1973-05-15
JPS5439864B1 (it) 1979-11-30
DE2223309A1 (de) 1972-11-30

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