JPH0524814B2 - - Google Patents

Info

Publication number
JPH0524814B2
JPH0524814B2 JP61158835A JP15883586A JPH0524814B2 JP H0524814 B2 JPH0524814 B2 JP H0524814B2 JP 61158835 A JP61158835 A JP 61158835A JP 15883586 A JP15883586 A JP 15883586A JP H0524814 B2 JPH0524814 B2 JP H0524814B2
Authority
JP
Japan
Prior art keywords
heater
temperature
lip
die
resin
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 - Lifetime
Application number
JP61158835A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6315725A (ja
Inventor
Sumio Goto
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.)
Resonac Holdings Corp
Original Assignee
Showa Denko KK
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 Showa Denko KK filed Critical Showa Denko KK
Priority to JP61158835A priority Critical patent/JPS6315725A/ja
Publication of JPS6315725A publication Critical patent/JPS6315725A/ja
Publication of JPH0524814B2 publication Critical patent/JPH0524814B2/ja
Granted 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
    • B29C48/03—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
    • 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
    • B29C48/92—Measuring, controlling or regulating
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92009—Measured parameter
    • B29C2948/92209—Temperature
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92323—Location or phase of measurement
    • B29C2948/92428—Calibration, after-treatment, or cooling 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/9258—Velocity
    • B29C2948/926—Flow or feed rate
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/92704—Temperature
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92819—Location or phase of control
    • B29C2948/92857—Extrusion unit
    • B29C2948/92904—Die; Nozzle zone

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
JP61158835A 1986-07-08 1986-07-08 熱可塑性樹脂フイルム類の製造方法 Granted JPS6315725A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP61158835A JPS6315725A (ja) 1986-07-08 1986-07-08 熱可塑性樹脂フイルム類の製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61158835A JPS6315725A (ja) 1986-07-08 1986-07-08 熱可塑性樹脂フイルム類の製造方法

Publications (2)

Publication Number Publication Date
JPS6315725A JPS6315725A (ja) 1988-01-22
JPH0524814B2 true JPH0524814B2 (enrdf_load_stackoverflow) 1993-04-09

Family

ID=15680432

Family Applications (1)

Application Number Title Priority Date Filing Date
JP61158835A Granted JPS6315725A (ja) 1986-07-08 1986-07-08 熱可塑性樹脂フイルム類の製造方法

Country Status (1)

Country Link
JP (1) JPS6315725A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1600278B1 (de) * 2004-05-18 2009-09-02 betacontrol gmbh mess- und regeltechnik Verfahren und Vorrichtung zur Herstellung von flachbahnigen Erzeugnissen
JP4777694B2 (ja) * 2005-06-09 2011-09-21 富士フイルム株式会社 熱可塑性フィルム及びその製造方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5295768A (en) * 1976-02-09 1977-08-11 Mitsubishi Plastics Ind Method of extrusion molding thermoplastic synthetic resin film
DE3006566A1 (de) * 1980-02-21 1981-08-27 Windmöller & Hölscher, 4540 Lengerich Verfahren zur regelung der foliendicke von in flachfolien-extrusionsanlagen hergestellten flachfolien
JPS6176337A (ja) * 1984-09-25 1986-04-18 Mitsubishi Heavy Ind Ltd 溶融樹脂押出機

Also Published As

Publication number Publication date
JPS6315725A (ja) 1988-01-22

Similar Documents

Publication Publication Date Title
JPS6317024A (ja) 熱可塑性樹脂フイルム類の製造方法
US3341388A (en) Method and apparatus for the uniform extruding of thermoplastic film
US3761553A (en) Method for producing uniform drawn films
US5066435A (en) Process and system for producing multi-layer extrudate
KR100206693B1 (ko) 2축 연신 필름의 두께 제어 방법
US6482339B1 (en) Process for stable widthwise regulation of bulb angle in extrusion of sheets of heat-sensitive plastics through a calender opening formed by intake rollers
JPH0524814B2 (enrdf_load_stackoverflow)
US5229140A (en) Device for smoothing out the thickness of a sheet
JP3874943B2 (ja) フィルムの厚み制御装置
JP3402340B2 (ja) 口金間隙調整方法および樹脂薄肉体の製造方法および成形装置
JPS6313732A (ja) 熱可塑性樹脂フイルム類の製造方法
JPH0551626U (ja) 押出シートの製造装置
JP2802790B2 (ja) 合成樹脂製フイルムの製造における偏肉厚発生防止方法及びその装置
JPS60206615A (ja) フイルム厚み制御用ダイ
JP2002187196A (ja) フィルム厚みの制御方法
JP2000158516A (ja) Ｔダイ用リップクリアランス調整装置
JPH0479290B2 (enrdf_load_stackoverflow)
JPH0122140B2 (enrdf_load_stackoverflow)
JPH0630425Y2 (ja) Ｔダイ
JP3675940B2 (ja) 複合式自動フラットダイの制御方法
JPH0480814B2 (enrdf_load_stackoverflow)
SU542652A1 (ru) Устройство дл производства пластмассовых листов
JPH0743116U (ja) ポリプロピレンフィルム製造のカレンダ装置
JP3514037B2 (ja) パイプの押出成形の制御方法
JP2005028663A (ja) 成形品厚さ制御システム及び方法