JPS637133B2 - - Google Patents
Info
- Publication number
- JPS637133B2 JPS637133B2 JP58244261A JP24426183A JPS637133B2 JP S637133 B2 JPS637133 B2 JP S637133B2 JP 58244261 A JP58244261 A JP 58244261A JP 24426183 A JP24426183 A JP 24426183A JP S637133 B2 JPS637133 B2 JP S637133B2
- Authority
- JP
- Japan
- Prior art keywords
- lip
- film
- edge
- polymer
- width
- 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
Links
- 229920000642 polymer Polymers 0.000 claims description 17
- 229920001169 thermoplastic Polymers 0.000 claims description 7
- YAFQFNOUYXZVPZ-UHFFFAOYSA-N liproxstatin-1 Chemical compound ClC1=CC=CC(CNC=2C3(CCNCC3)NC3=CC=CC=C3N=2)=C1 YAFQFNOUYXZVPZ-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 238000007689 inspection Methods 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
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)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58244261A JPS60149426A (ja) | 1983-12-26 | 1983-12-26 | 熱可塑性重合体フイルム用口金 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58244261A JPS60149426A (ja) | 1983-12-26 | 1983-12-26 | 熱可塑性重合体フイルム用口金 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60149426A JPS60149426A (ja) | 1985-08-06 |
| JPS637133B2 true JPS637133B2 (ko) | 1988-02-15 |
Family
ID=17116117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58244261A Granted JPS60149426A (ja) | 1983-12-26 | 1983-12-26 | 熱可塑性重合体フイルム用口金 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60149426A (ko) |
-
1983
- 1983-12-26 JP JP58244261A patent/JPS60149426A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60149426A (ja) | 1985-08-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE4034144C2 (de) | Strangpreßwalz-Vorrichtung und Verfahren zu deren Betrieb | |
| DE2515261A1 (de) | Fotografisches traegermaterial und verfahren zu seiner herstellung | |
| US3860383A (en) | Sheet extrusion die opening restriction device | |
| DE1195036B (de) | Filmbahn od. dgl. aus organischen linearen Poylmeren | |
| EP0001111B1 (de) | Verfahren und Vorrichtung zur Blasfolienherstellung | |
| DE2830882A1 (de) | Verfahren zum strangpressen von kunstharz und strangpresswerkzeug zur durchfuehrung dieses verfahrens | |
| DE1504434B2 (de) | Verfahren und Vorrichtung zum Herstellen von homogenen, reckbaren Folienbahnen aus nichtkristallinen makromolekularen Kunststoffen | |
| DE1479904B2 (de) | Verfahren und Vorrichtung zum Her stellen durchsichtiger Folienbahnen aus polymeren Thermoplasten | |
| JPS637133B2 (ko) | ||
| DE1805699B2 (de) | Verfahren zur Herstellung von Folienbahnen aus Polypropylen | |
| DE2341127C2 (de) | Schlitzdüse zum Extrudieren eines thermoplastischen Kunststoffes | |
| DE3919287C2 (ko) | ||
| EP3221243B1 (de) | Kontaktwalze | |
| JP2003167314A (ja) | フィルム | |
| EP4257332A1 (de) | Verfahren und vorrichtung zur foliendickenregelung von gereckter im folienblasverfahren hergestellter schlauchfolie | |
| DE19802310C2 (de) | Rollenschneider für eine Materialbahn | |
| DE102016012424A1 (de) | Verfahren zum Betreiben einer Blasfolienanlage, Verwendung eines Verfahrens zum Betreiben einer Blasfolienanlage, Blasfolienanlage und Abquetschwalze | |
| DE2924897C2 (ko) | ||
| DE2140091C3 (de) | Verfahren und Vorrichtung zur Herstellung einer verstreckten, spleißfreudigen Folienbahn aus Kunststoff | |
| KR102119284B1 (ko) | 광학 필름 및 그 제조 방법 | |
| DE3534407C2 (ko) | ||
| DE19508597A1 (de) | Verfahren zum Herstellen biaxial verstreckter Folien sowie Vorrichtung zur Durchführung des Verfahrens | |
| DE102019121959B4 (de) | Verfahren zur Herstellung einer Kunststoff-Folie | |
| DE2631631A1 (de) | Verformungsverfahren zur herstellung von schlauchfolien | |
| DE2017843B2 (de) | Verfahren und vorrichtung zum herstellen einer flexiblen, wellen- und runzelfreien schaumkunststoffbahn |