FR1040688A - Method and device for manufacturing thermoplastic films - Google Patents

Method and device for manufacturing thermoplastic films

Info

Publication number
FR1040688A
FR1040688A FR1040688DA FR1040688A FR 1040688 A FR1040688 A FR 1040688A FR 1040688D A FR1040688D A FR 1040688DA FR 1040688 A FR1040688 A FR 1040688A
Authority
FR
France
Prior art keywords
thermoplastic films
manufacturing thermoplastic
manufacturing
films
thermoplastic
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.)
Expired
Application number
Other languages
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.)
CELULOSE SOC IND DE
Original Assignee
CELULOSE SOC IND DE
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 CELULOSE SOC IND DE filed Critical CELULOSE SOC IND DE
Application granted granted Critical
Publication of FR1040688A publication Critical patent/FR1040688A/en
Expired legal-status Critical Current

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
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/305—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets
    • B29C48/31—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets being adjustable, i.e. having adjustable exit sections
    • B29C48/313—Extrusion nozzles or dies having a wide opening, e.g. for forming sheets being adjustable, i.e. having adjustable exit sections by positioning the die lips
    • 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
    • B29C48/07—Flat, e.g. panels
    • B29C48/08—Flat, e.g. panels flexible, e.g. films

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
FR1040688D 1950-05-17 1951-04-13 Method and device for manufacturing thermoplastic films Expired FR1040688A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1040688XA 1950-05-17 1950-05-17

Publications (1)

Publication Number Publication Date
FR1040688A true FR1040688A (en) 1953-10-16

Family

ID=22298499

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1040688D Expired FR1040688A (en) 1950-05-17 1951-04-13 Method and device for manufacturing thermoplastic films

Country Status (1)

Country Link
FR (1) FR1040688A (en)

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